Hoka Mach 6 vs Saucony Endorphin Speed 4: A Detailed Review of Two Top Neutral Running Shoes

When it comes to high-performance, comfort-oriented running shoes, the Hoka Mach 6 and Saucony Endorphin Speed 4 are frequently compared as go-to choices for neutral runners seeking a blend of responsiveness, cushioning, and durability. Whether you’re training for a half marathon, logging daily miles, or simply looking for a fresh pair for everyday wear, understanding the differences between these two elite speeds can significantly impact your running experience.

In this in-depth review, we break down the Hoka Mach 6 and Saucony Endorphin Speed 4 across critical factors like cushioning, weight, stack height, fit, and grip—helping you decide which best fits your running style and goals.

Understanding the Context


Product Overview

  • Hoka Mach 6
    Released in 2023 as the flagship of Hoka’s midsole lineup, the Mach 6 builds on the legacy of the beloved Machシリーズ with updated cushioning, a sleeker upper, and improved energy return. Designed for athletes who value plush comfort without sacrificing speed, this shoe excels in long-distance runs.

  • Saucony Endorphin Speed 4
    The latest evolution in Saucony’s Endorphin series, the Speed 4 serves as a lightweight, fastest-day variant optimized for tempo runs and race pace. It combines a responsive but balanced cushioning package with a refined sock-like fit and aggressive traction for quick transitions.

Key Insights


Comfort & Cushioning

Hoka Mach 6:
The Mach 6 uses Hoka’s signature MetaRocker geometry, delivering exceptional turnover support and a smooth, spring-like feel. The midsole features ready-to-run FuelPour+ foam, offering understated yet consistent cushioning that absorbs impact beautifully—ideal for recreational runners or those tiring quickly. The thicker heel-to-toe drop ( closing ca. 8.8mm ) supports a comfortable tall stride without sacrificing responsiveness.

Saucony Endorphin Speed 4:
With ProFlyFoam midsole foam, Saucony delivers a lighter, more reactive cushioning that emphasizes energy return and quicker rebound. The foam is slightly firmer and more anatomically supportive, encouraging a natural midfoot to forefoot transition. The lower stack height (~7.9mm) delivers stability and nimbleness, though it trades some of the relentless cushioning of the Mach 6 for edge and responsiveness.

Verdict:

  • If you prioritize plush, meditative comfort over speed, Mach 6 edges ahead.
  • If you want a quicker, more dynamic running experience, Speed 4’s smart foam feels fresh and efficient.

Final Thoughts


Weight & Fit

Hoka Mach 6:
At approximately 122g per shoe, the Mach 6 is on the heavier side due to its dense protective upper and extra padding. The upper combines engineered mesh with a form-fitting collar that locks in securely, ideal for runners with wider feet. However, some find the sleek design snug initially—breaking in recommended.

Saucony Endorphin Speed 4:
Weighing in at around 106g, the Speed 4 offers a lighter, lighter, and more adaptive fit. Saucony’s engineered sock technology minimizes bulk while maintaining generous toe and heel box room—great for runners seeking a close sock-like feel without the roomy interiors of newer cushioned shoes. It feels flexible yet stable, promoting a natural foot bounce.

Verdict:
Speed 4 edges lighter and slicker—best for runners who prefer minimal fit buildup.
Mach 6 offers more structure and cushioning at the cost of some breathability and whisper-thin feel.


Traction & Grip

Hoka Mach 6:
Equipped with minuscule, lugless MetaTrac lattice pattern, the Mach 6 delivers reliable grip on varied surfaces but is not built for aggressively technical trail runs. On smooth roads, traction holds well but may slide slightly in wet conditions. The overhead rubber stripe enhances lateral support during edge transitions.

Saucony Endorphin Speed 4:
Backed by a somewhat directional, multi-directional tread layer, the Speed 4 balances traction and speed, making it excellent for both pavement and light trail running. The outsole remains durable and grippy underfoot, though its main focus is on speed rather than aggressive action.

Verdict:
Speed 4 offers a more versatile traction profile perfect for urban and partial trails.
Mach 6 focuses on clean-cut pavement grip, less suited for rough terrain.