Saucony Endorphin Speed 5 Review: Is It Worth The Hype?

Running enthusiasts everywhere have been waiting for this moment. The Saucony Endorphin Speed 5 has finally arrived, and it promises to revolutionize your training experience.

Get ready to discover why the Saucony Endorphin Speed 5 is creating such buzz in the running community. From its enhanced cushioning system to its improved durability features, every aspect has been carefully refined.

This comprehensive review will give you everything you need to make an informed decision about your next running shoe purchase.

Key Takeaways

• Improved Cushioning System: The Speed 5 features enhanced PWRRUN PB foam that provides better comfort and energy return compared to previous versions, making it suitable for both daily training and speed work.
• Enhanced Durability: The redesigned outsole offers significantly better durability than the Speed 4, addressing one of the main complaints from previous models while maintaining the lightweight performance characteristics.
• Versatile Performance: This shoe excels across multiple training scenarios – from easy recovery runs to tempo sessions and even race day, making it one of the most versatile options in your rotation.
• Better Fit and Comfort: The updated upper design provides more spacious accommodating fit with improved breathability, reducing hotspots and enhancing overall comfort during longer runs.
• Maintained Speed DNA: Despite improvements in comfort and durability, the Speed 5 retains the signature responsive feel and energy return that made the Endorphin Speed series famous among runners worldwide.

Saucony Endorphin Speed 5 Overview: What Makes This Shoe Special

The Saucony Endorphin Speed 5 represents a thoughtful evolution rather than a complete revolution. Saucony has listened to runner feedback and addressed key concerns while preserving what made the previous versions successful. This balance between innovation and tradition makes the Speed 5 a compelling choice for serious runners.

At its core, the Speed 5 maintains the flexible nylon plate that gives the Endorphin series its distinctive feel. The plate provides just enough structure to enhance efficiency without creating the aggressive, forward-propelling sensation found in carbon-plated super shoes. This makes it perfect for runners who want performance benefits without sacrificing natural running mechanics.

The shoe weighs in at 8.4 ounces for men’s size 9, making it light enough for speed work while substantial enough for daily training miles. This weight represents a slight increase from the Speed 4, but the added substance contributes to improved durability and comfort. Most runners will barely notice the minimal weight difference during actual runs.

PWRRUN PB foam fills the midsole, delivering the soft yet responsive cushioning that runners love. The foam has been refined to provide better energy return while maintaining the plush feel that makes longer runs comfortable. Stack heights remain consistent with the Speed 4 at 36mm heel and 28mm forefoot, creating an 8mm drop that feels natural for most running styles.

The outsole features a full-groove design that enhances flexibility while providing reliable traction across various surfaces. Rubber coverage has been strategically increased in high-wear areas, addressing durability concerns that some runners experienced with previous versions. This improvement extends the shoe’s lifespan without adding unnecessary weight.

Design and Aesthetics: A Runner’s Dream Come True

Visual appeal matters in running shoes, and the Endorphin Speed 5 delivers with style. The design language remains unmistakably Saucony while introducing fresh colorway options that appeal to diverse tastes. Clean lines and purposeful design elements create a shoe that looks as good as it performs.

The upper construction showcases modern running shoe engineering at its finest. Lightweight engineered mesh dominates the construction, providing excellent breathability while maintaining structural integrity. Strategic overlays add support where needed without creating bulk or restricting natural foot movement during the running stride.

Color options range from subtle and professional to bold and energetic. The launch colorways include classic combinations like black and white alongside more vibrant options featuring blues, oranges, and other eye-catching hues. This variety ensures that runners can find options that match their personal style and preferences.

Branding elements are tastefully integrated throughout the design. The iconic Saucony logo appears prominently but doesn’t overwhelm the overall aesthetic. Reflective elements enhance visibility during low-light conditions, adding both safety and visual interest to the shoe’s appearance.

The nylon plate remains invisible from the outside, maintaining clean lines while providing the performance benefits runners expect. This subtle integration allows the Speed 5 to work equally well for racing and casual wear. Many runners appreciate shoes that transition seamlessly from training runs to everyday activities.

Upper Construction and Fit: Comfort That Goes the Distance

The upper construction of the Speed 5 represents a significant improvement over previous versions. Saucony has addressed fit issues that some runners experienced with earlier models, creating a more accommodating and comfortable experience for a wider range of foot shapes and sizes.

Engineered mesh dominates the upper construction, providing excellent breathability during intense training sessions. The mesh pattern has been optimized to allow maximum airflow while maintaining durability. Perforations are strategically placed in high-heat areas, ensuring that your feet stay cool even during summer training or long runs.

The toe box offers generous space without feeling sloppy or loose. This improvement addresses complaints about the narrow fit of some previous Endorphin models. Runners with wider feet or those who prefer more room for toe splay will appreciate this change. The shape accommodates natural foot swelling that occurs during longer runs.

Heel construction provides secure lockdown without creating pressure points. The heel counter is firm enough to prevent unwanted movement while remaining flexible enough for natural ankle motion. Internal padding is strategically placed to enhance comfort while minimizing bulk and weight.

Lacing system integration works seamlessly with the upper construction. The eyelet configuration allows for customized lacing patterns, enabling runners to adjust fit based on foot shape or specific comfort preferences. The tongue design prevents sliding while maintaining comfort throughout the run.

Top 3 Alternatives for Saucony Endorphin Speed 5

Midsole Technology: PWRRUN PB Foam Performance Analysis

The heart of any running shoe lies in its midsole, and the Speed 5’s PWRRUN PB foam delivers exceptional performance. This proprietary foam compound strikes an ideal balance between softness and responsiveness, creating a ride quality that adapts to various running speeds and distances.

PWRRUN PB foam provides superior energy return compared to traditional EVA foams found in many running shoes. The cellular structure of the foam compresses efficiently during foot strike and rebounds quickly during toe-off. This energy transfer contributes to the efficient feeling that makes the Speed series popular among runners seeking performance benefits.

The foam’s durability has been improved in the Speed 5, addressing concerns about premature compression that some runners experienced with earlier versions. Extended testing shows that the foam maintains its properties even after hundreds of miles, ensuring consistent performance throughout the shoe’s lifespan.

Cushioning characteristics suit a wide range of running styles and preferences. Heel strikers appreciate the soft initial contact, while forefoot runners enjoy the responsive toe-off. The foam’s versatility makes it suitable for everything from easy recovery runs to aggressive tempo sessions and interval training.

The flexible nylon plate works in harmony with the PWRRUN PB foam to create the Speed 5’s distinctive ride quality. The plate adds structure and efficiency without overwhelming the natural cushioning properties of the foam. This combination delivers performance benefits while maintaining comfort for daily training use.

Nylon Plate Integration: The Secret to Speed and Efficiency

The flexible nylon plate remains a defining feature of the Endorphin Speed series, and the Speed 5 continues this tradition with refinements. The plate provides just enough structure to enhance running efficiency without creating the aggressive forward lean of carbon plates. This balance makes it suitable for runners of all levels and abilities.

Plate flexibility allows for natural foot mechanics while adding a subtle propulsive element to each stride. The nylon construction bends and flexes with your foot’s natural motion, avoiding the rigid feel that some runners dislike in heavily plated shoes. This flexibility makes the Speed 5 comfortable for longer runs and daily training.

Strategic placement of the plate optimizes its benefits while minimizing potential drawbacks. The plate extends from heel to forefoot but allows natural toe flexibility during push-off. This design prevents the toe extension limitation that some runners experience with full-length rigid plates.

Energy transfer through the plate contributes to the Speed 5’s efficient feel without requiring changes to your natural running form. The plate works with your existing biomechanics rather than forcing artificial adaptations. This approach makes the shoe accessible to runners who haven’t used plated shoes before.

Integration with the surrounding foam creates a seamless ride quality. The plate doesn’t create distinct zones of firmness or softness that might feel uncomfortable or unnatural. Instead, it enhances the overall midsole performance while maintaining the smooth transitions that characterize good running shoes.

Outsole Design and Durability: Built to Last

The Speed 5’s outsole represents a significant improvement over previous versions in terms of durability and longevity. Saucony has strategically increased rubber coverage in high-wear areas while maintaining the flexible, lightweight characteristics that runners expect from the Speed series.

Full-groove outsole design enhances flexibility while providing reliable traction across various surfaces. The groove pattern allows the shoe to bend naturally with your foot’s motion while maintaining structural integrity. This design contributes to the smooth, natural feeling that makes the Speed 5 suitable for daily training use.

Rubber compound selection balances durability with weight considerations. The rubber provides excellent grip on both wet and dry surfaces without adding unnecessary bulk to the shoe. Strategic placement focuses protection where runners need it most while allowing weight savings in less critical areas.

Wear testing shows significant improvements in outsole longevity compared to the Speed 4. High-mileage runners who experienced premature wear with previous versions will appreciate the enhanced durability. The improvements extend the shoe’s useful life without compromising performance characteristics.

Traction patterns are optimized for road running while providing adequate grip on light trail surfaces. The outsole design works well on various surfaces that runners commonly encounter, from smooth asphalt to concrete sidewalks and packed dirt paths. This versatility adds to the shoe’s appeal as a daily trainer.

Performance Testing: Speed Work and Daily Training

Real-world testing reveals the Speed 5’s versatility across different types of running workouts. The shoe performs exceptionally well during tempo runs and interval training while remaining comfortable enough for easy recovery miles. This versatility makes it an excellent choice for runners who prefer to minimize their shoe rotation.

Tempo run performance showcases the Speed 5’s strengths perfectly. The combination of responsive foam and flexible plate provides just enough energy return to make sustained efforts feel efficient without being overly aggressive. Runners report being able to maintain target paces with less perceived effort compared to traditional training shoes.

Interval training sessions demonstrate the shoe’s ability to handle high-intensity efforts. The responsive midsole provides excellent feedback and energy return during short, fast repetitions. The lightweight construction doesn’t feel sluggish during quick turnover, while the cushioning provides adequate protection during recovery intervals.

Daily training miles reveal the Speed 5’s comfort and durability characteristics. The shoe handles long runs with ease, providing consistent cushioning and support throughout extended efforts. The improved upper construction prevents hotspots and discomfort that might develop during longer sessions.

Easy run performance shows that the Speed 5 doesn’t require fast paces to feel good. The shoe remains comfortable and responsive even during relaxed recovery efforts. This characteristic makes it suitable as a daily trainer rather than just a workout-specific shoe.

Comfort and Fit Analysis: All Day Wearability

Comfort represents one of the most significant improvements in the Speed 5 compared to previous versions. The redesigned upper and refined midsole create a more accommodating and pleasant wearing experience for a wider range of foot shapes and running styles.

The toe box provides adequate room without feeling loose or sloppy. This improvement addresses concerns from runners who found previous Speed models too narrow or restrictive. The shape allows for natural toe splay while maintaining a performance-oriented fit that doesn’t compromise efficiency or control.

Heel comfort has been enhanced through improved counter design and padding placement. The heel securely locks your foot without creating pressure points or discomfort. Internal seam placement has been optimized to minimize potential irritation during longer runs or extended wear periods.

Midfoot support balances security with flexibility, allowing natural foot motion while preventing unwanted sliding or shifting. The upper construction works with your foot’s natural shape rather than forcing it into an artificial position. This approach enhances comfort while maintaining performance characteristics.

Extended wear testing shows that comfort remains consistent even after several hours of activity. The materials don’t create hotspots or pressure points that might develop during longer runs. This consistency makes the Speed 5 suitable for marathon training and ultra-distance events.

Durability Assessment: Long Term Value

Durability improvements in the Speed 5 address one of the main criticisms of previous Endorphin Speed models. The enhanced outsole construction and refined upper materials significantly extend the shoe’s usable lifespan, providing better value for runners who log high weekly mileage.

Outsole wear testing shows marked improvement over the Speed 4. Strategic rubber placement protects high-wear areas while maintaining the lightweight characteristics that runners expect. The improvements are particularly noticeable for heel strikers who experienced rapid wear with previous versions.

Upper durability benefits from improved material selection and construction techniques. The engineered mesh maintains its structure and appearance even after extensive use. Reinforcement areas show minimal wear even after hundreds of miles, indicating that the upper should remain functional and attractive throughout the shoe’s lifespan.

Midsole compression resistance has been enhanced, ensuring that the PWRRUN PB foam maintains its properties over time. Extended testing shows consistent cushioning and energy return characteristics even after significant mileage accumulation. This consistency maintains performance throughout the shoe’s useful life.

Overall construction quality reflects Saucony’s attention to detail and quality control. Seam integrity, adhesive bonds, and component integration all show improvements that contribute to long-term durability. These enhancements justify the investment for serious runners who depend on their shoes for consistent training.

Sizing and Fit Recommendations: Finding Your Perfect Match

Proper sizing is crucial for optimal performance and comfort in the Speed 5. Most runners will find that their normal Saucony size works well, but the improved fit characteristics may allow some flexibility for those between sizes or with specific fit preferences.

The toe box redesign accommodates wider feet better than previous Speed models. Runners who sized up in previous versions to accommodate width may find their normal size works in the Speed 5. The improved shape provides more room without compromising length or overall fit security.

Length sizing remains consistent with other Saucony models. Runners familiar with other Saucony shoes can generally use the same size in the Speed 5. The heel-to-toe fit maintains familiar proportions while improving width accommodation throughout the midfoot and forefoot areas.

Width options may vary by retailer, but the standard width provides adequate room for most runners. The improved upper construction creates a more accommodating fit that reduces the need for wide width options in many cases. Runners with significantly wider feet should still consider wide options when available.

Break-in period is minimal due to the soft materials and accommodating fit. Most runners can wear the Speed 5 for longer runs immediately without experiencing discomfort or hot spots. This characteristic makes the transition from other shoes easier and more comfortable.

Price Point and Value Analysis: Investment Worth Making

At $174.95, the Saucony Endorphin Speed 5 positions itself in the premium running shoe category. The price reflects the advanced materials, technology, and performance characteristics that serious runners expect from high-end training shoes.

Value comparison with competing shoes shows the Speed 5 offers competitive features and performance. Similar shoes from other major brands often cost the same or more while providing fewer versatility options. The Speed 5’s ability to handle multiple training scenarios adds value for runners who prefer smaller shoe rotations.

Cost per mile calculations favor the Speed 5 due to improved durability. The enhanced outsole and upper construction extend the shoe’s usable life, reducing the effective cost per mile compared to less durable alternatives. High-mileage runners will particularly appreciate this improved value proposition.

Performance benefits justify the premium price for serious runners. The energy return, comfort, and versatility characteristics provide tangible benefits that can enhance training quality and enjoyment. These benefits often translate to improved performance and reduced fatigue during training cycles.

Sales and discount availability may provide opportunities for better value. The Speed 4 and earlier versions often become available at reduced prices when new models launch. Budget-conscious runners might consider previous versions if the latest improvements aren’t essential for their needs.

Comparison with Previous Endorphin Speed Models

The evolution from Speed 4 to Speed 5 represents refinement rather than revolution. Saucony has preserved the characteristics that made previous versions successful while addressing specific areas for improvement based on runner feedback and extensive testing.

Stack height and drop remain identical to the Speed 4, maintaining the familiar ride characteristics that Speed series fans appreciate. The 36mm heel and 28mm forefoot with 8mm drop provide the same basic geometry while improving the materials and construction quality.

Weight has increased slightly from the Speed 4, but the difference is minimal and most runners won’t notice it during actual runs. The small weight increase contributes to improved durability and comfort characteristics that provide better long-term value.

Upper construction shows the most significant improvements compared to previous versions. The fit is more accommodating, breathability is enhanced, and comfort is improved throughout the upper. These changes address common complaints about earlier Speed models.

Midsole foam has been refined to provide better durability while maintaining the responsive characteristics that define the Speed series. The improvements extend the shoe’s useful life while preserving the performance benefits that runners expect from this category of shoe.

Who Should Consider the Saucony Endorphin Speed 5

The Speed 5 appeals to a wide range of runners due to its versatile performance characteristics. Serious recreational runners who log 30-50 miles per week will find the Speed 5 an excellent choice for both training and racing applications.

Runners seeking a single shoe for multiple workout types will appreciate the Speed 5’s versatility. The shoe handles tempo runs, intervals, long runs, and recovery miles with equal competence, making it ideal for runners who prefer to minimize their shoe rotation.

Previous Endorphin Speed users considering an upgrade will find meaningful improvements in durability, fit, and comfort while retaining the performance characteristics they already appreciate. The refinements address common complaints without eliminating beloved features.

Marathon and half-marathon runners preparing for races will benefit from the Speed 5’s ability to handle high-mileage training while providing the responsiveness needed for goal pace workouts. The shoe’s versatility makes it suitable for entire training cycles.

Runners transitioning from traditional trainers to plated shoes will find the Speed 5’s flexible nylon plate less aggressive and more forgiving than carbon-plated alternatives. The gradual introduction to plated shoe benefits makes the transition more comfortable and natural.

Potential Drawbacks and Considerations

While the Speed 5 offers numerous improvements, some aspects may not suit every runner’s preferences or needs. The price point places it in the premium category, which may be prohibitive for budget-conscious runners or those who prefer to replace shoes more frequently.

The 8mm drop may not suit runners who prefer lower or higher drop shoes. While 8mm works well for most runners, those accustomed to zero-drop or high-drop shoes might need time to adjust or may prefer alternatives with different geometry.

The nylon plate, while flexible, still creates a different ride feel compared to traditional non-plated trainers. Some runners prefer the completely natural feel of traditional construction and may find any plate sensation distracting or unnatural.

The performance-oriented design may feel too firm for runners seeking maximum cushioning. Ultra-distance runners or those with joint issues might prefer shoes with deeper, softer cushioning systems designed specifically for comfort over performance.

Durability improvements, while significant, may still not satisfy extremely high-mileage runners who log 70+ miles per week primarily on concrete surfaces. These runners might need to rotate multiple pairs or accept more frequent replacement cycles.

What Are the Key Features of Saucony Endorphin Speed 5?

The Saucony Endorphin Speed 5 incorporates several standout features that distinguish it from both its predecessors and competitors. The flexible nylon plate provides propulsion without the aggressive feel of carbon plates, making it accessible to runners of all levels while still delivering performance benefits.

PWRRUN PB foam fills the midsole, offering an optimal balance of cushioning and responsiveness. This proprietary foam compound provides excellent energy return while maintaining durability throughout the shoe’s lifespan. The foam’s characteristics suit various running paces and distances.

The engineered mesh upper enhances breathability while providing a more accommodating fit than previous versions. Strategic perforations and mesh density variations optimize airflow in high-heat areas while maintaining structural support where needed.

SPEEDROLL technology integrates the geometry and materials to create smooth transitions and efficient forward momentum. This technology works subtly to enhance running efficiency without forcing changes to natural running mechanics or stride patterns.

The full-groove outsole design maximizes flexibility while providing reliable traction across various surfaces. Strategic rubber placement protects high-wear areas while maintaining the lightweight characteristics that make the shoe suitable for speed work and daily training.

How Does the Speed 5 Perform During Different Types of Runs?

Versatility represents one of the Speed 5’s greatest strengths, performing admirably across various training scenarios. During tempo runs, the shoe provides excellent energy return and responsiveness that helps maintain target paces with reduced perceived effort. The flexible plate adds efficiency without feeling overly aggressive.

Easy run performance demonstrates the shoe’s comfort characteristics. The PWRRUN PB foam provides adequate cushioning for recovery miles while maintaining enough responsiveness to feel engaging rather than dead or sluggish. This balance makes it suitable for daily training use.

Interval training showcases the Speed 5’s lightweight construction and responsive characteristics. The shoe handles quick turnover and direction changes well while providing adequate protection during recovery intervals between repetitions. The plate adds subtle propulsion during fast segments.

Long run capabilities highlight the improved durability and comfort features. The enhanced upper construction prevents hot spots during extended efforts, while the midsole maintains consistent cushioning throughout long training sessions. Marathon training runs feel comfortable and controlled.

Race day performance benefits from the Speed 5’s lightweight construction and efficient characteristics. While not as aggressive as dedicated racing shoes, it provides enough performance enhancement for personal records in distances from 5K to marathon while maintaining comfort for the entire effort.

Is the Saucony Endorphin Speed 5 Worth the Investment?

The Speed 5’s value proposition depends on individual runner priorities and usage patterns. For runners seeking a versatile shoe that handles multiple training scenarios, the investment provides excellent value through reduced need for multiple specialized shoes in their rotation.

The improved durability extends the shoe’s useful life, providing better cost-per-mile value compared to previous versions and many competitors. High-mileage runners will particularly appreciate the enhanced outsole construction and upper materials that withstand extended use.

Performance benefits justify the premium price for serious runners who value efficiency, comfort, and versatility in their training shoes. The energy return, smooth transitions, and responsive characteristics can enhance training quality and enjoyment significantly.

Runners primarily seeking maximum cushioning or budget options might find better value in other categories or previous model year shoes available at discount prices. The Speed 5’s performance orientation may not suit every runner’s priorities or preferences.

Long-term satisfaction typically remains high among Speed series users, indicating that the investment often proves worthwhile for runners whose needs align with the shoe’s characteristics. The combination of performance, comfort, and durability creates lasting value.