The Nike Zoom Fly 6 is a road running shoe and the On Cloudflow 5 is a neutral road running shoe. The Zoom Fly 6 is 0.5 oz lighter (9.3 oz vs 9.8 oz).
Specs side by side
| Spec | Zoom Fly 6 | Cloudflow 5 |
|---|---|---|
| Price | $180–$190 | $180 |
| Rating | 4.7 / 5 (314 reviews) | — |
| Weight | 9.3 oz | 9.8 oz |
| Heel-to-toe drop | 8 mm | 8 mm |
| Cushioning | — | Firm / responsive |
| Support | — | Neutral |
| Surface | Road | Road |
| Available for | Men & Women | Men & Women |
Specs and prices from Nike and On, checked 2026-10-11. Weight is usually for a men's size 9–10.
Which should you get?
Get the Zoom Fly 6 if…
- you want the lighter shoe
Get the Cloudflow 5 if…
- it fits you better or you like its colors
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