Reddit · r/RunningShoeGeeks · Jun 19, 2025 · summarized
PositiveFirst run in the Endorphin Speed 5 at 9:30 to 5:30/mile: livelier, more versatile and more enjoyable than the Speed 4, more breathable and snug with more toe room.
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Firm, stable and light for speed sessions; reviews are lukewarm, with several calling it flat or dull.
A score out of 100 for how well reviewed a product is next to others of its kind. It rises with positive reviews and with how many there are; negative and mixed reviews take points off. The best in each category scores in the 90s.
So a handful of glowing reviews can’t beat a product lots of people like. No sponsored placements.
Showing 2 reviews mentioning breathable Show all
Reddit · r/RunningShoeGeeks · Jun 19, 2025 · summarized
PositiveFirst run in the Endorphin Speed 5 at 9:30 to 5:30/mile: livelier, more versatile and more enjoyable than the Speed 4, more breathable and snug with more toe room.
Blog · Road Trail Run – Peter, Sally Reiley · summarized
PositiveQuick turnover, efficient, and a breathable, comfortable upper. The ride harks back to her favourite v2/v3. Another tester finds it on the firm side, without as much bounce or energy return as he'd like.
Runners describe the Endorphin Speed 5 as a firm, stable and light shoe that works for tempo and speed sessions, and some use it for everything. Reactions are lukewarm, with several calling it flat, dull or harsh, and firmness is the most common note. A few get heel slip or chafing.
Of the 42 reviews with a clear verdict, 55% are positive, 26% mixed and 19% negative. The praise mentioned most is durable. The most common complaint is heavy.
The complaints reviewers mention most: heavy (3 reviews), wears out fast (3 reviews) and heel slip (2 reviews). For example: A joyless brick next to the Endorphin Speed 3 in back-to-back runs.
We collected and summarized 42 experiences shared on Reddit, blogs and YouTube, with links to the original sources. Reviews submitted here are checked for spam before they appear. Every review, submitted here or collected, is read as positive, mixed or negative.
Light, bouncy shoes for workouts and uptempo runs, ranked by real runners.