The Nike Zoom Fly 6 is a road running shoe and the Saucony Endorphin Speed 5 is a neutral road running shoe. The Zoom Fly 6 is rated higher by buyers (4.7 vs 4.3 out of 5). The Endorphin Speed 5 is 1 oz lighter (8.3 oz vs 9.3 oz) and costs about $50 less (from $129.95).
Specs side by side
| Spec | Zoom Fly 6 | Endorphin Speed 5 |
|---|---|---|
| Price | $180–$190 | $129.95 |
| Rating | 4.7 / 5 (314 reviews) | 4.3 / 5 (904 reviews) |
| Weight | 9.3 oz | 8.3 oz |
| Heel-to-toe drop | 8 mm | 8 mm |
| Heel stack height | — | 36 mm |
| Cushioning | — | Balanced |
| Support | — | Neutral |
| Surface | Road | Road |
| Available for | Men & Women | Men & Women |
Specs and prices from Nike and Saucony, checked 2026-10-11. Weight is usually for a men's size 9–10.
Which should you get?
Get the Zoom Fly 6 if…
- it fits you better or you like its colors
Get the Endorphin Speed 5 if…
- you want the lighter shoe
- you want to spend less
More comparisons
- Nike Zoom Fly 6 vs Hoka Mach 7
- Nike Zoom Fly 6 vs Adidas Adizero Boston 13
- Nike Zoom Fly 6 vs Adidas adizero EVO SL
- Nike Zoom Fly 6 vs ASICS MAGIC SPEED 5
- Saucony Endorphin Speed 5 vs Hoka Mach 7
- Saucony Endorphin Speed 5 vs Adidas Adizero Boston 13
- Saucony Endorphin Speed 5 vs Adidas adizero EVO SL
- Saucony Endorphin Speed 5 vs ASICS MAGIC SPEED 5