Saucony Endorphin Speed 5 'Black VO2'
The Saucony Endorphin Speed 5 'Black VO2' (style S21007-31) is carried by 23 stores SoleScout tracks, priced from $130 to $642. The cheapest listing right now is $130 — $45 under the $175 retail price. 15 sizes are in stock somewhere right now (7–15), and the table below shows the cheapest store for each one. SoleScout doesn't sell this — we link straight to the retailer's own checkout.
The Saucony men's Endorphin Speed 5 is built to go fast and feel smooth—whether you're pushing the pace on track night with friends or you're chasing a PR. A newly designed nylon plate and responsive PWRRUN PB cushioning come together for snappy transitions and a fast ride. This is speed you can count on.
Snappy Ride - A full-length semi-rigid nylon plate between two layers of responsive PWRRUN PB foam gives you a perfect balance of propulsion and cushioning for every stride.
Speed Engineered - New lightweight engineered mesh provides an even more comfortable fit, perfect for fast-paced runs and daily wear.
Optimized Outsole - Full-length groove enhances your gait cycle, giving you a smoother transition from foot strike to push-off. Reconfigured outsole with expanded coverage in the heel equals greater durability during your quickest strides.
Description supplied by a retailer carrying this product.
US Men's Sizes
15 SIZES · USWhere to buy
RETAIL $175 · 23 SOURCES · OLDEST CHECK 8D AGOQuestions
Where can I buy the Saucony Endorphin Speed 5 'Black VO2'?
23 retailers tracked by SoleScout currently list this sneaker, starting at $130. The "Where to buy" list on this page names 2 of them and links to the store's own product page.
How much does the Saucony Endorphin Speed 5 'Black VO2' cost?
Across every tracked store the price ranges from $130 to $642, against a $175 retail price. Prices change daily; this page reflects the stores' own current listings.
What sizes of the Saucony Endorphin Speed 5 'Black VO2' are still available?
US sizes 7, 7.5, 8, 8.5, 9, 9.5, 10, 10.5, 11, 11.5, 12, 12.5, 13, 14, 15 are in stock at at least one tracked retailer. The per-size table shows the lowest price for each size.
What is the style code for the Saucony Endorphin Speed 5 'Black VO2'?
The manufacturer style code is S21007-31 (some stores write it S21007 31). SoleScout matches this shoe across stores by style code, which is why listings that name it differently still line up.
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SoleScout compares thousands of retailers and does not sell products. Prices and size availability come from each store's own listing and change daily — always confirm on the retailer's page before buying.