The On Cloudboom Echo 3 is a road running shoe and the Saucony Endorphin Elite 3 Space Cowboy is a neutral road running shoe with maximum cushioning. The Cloudboom Echo 3 costs about $160 less (from $130). The Endorphin Elite 3 Space Cowboy is 0.4 oz lighter (7.2 oz vs 7.6 oz).
Specs side by side
| Spec | Cloudboom Echo 3 | Endorphin Elite 3 Space Cowboy |
|---|---|---|
| Price | $130 | $290 |
| Weight | 7.6 oz | 7.2 oz |
| Heel-to-toe drop | 9 mm | 8 mm |
| Heel stack height | — | 39.5 mm |
| Cushioning | Max | Max |
| Support | — | Neutral |
| Surface | Road | Road |
| Available for | Men & Women | Men & Women |
Specs and prices from On and Saucony, checked 2026-10-11. Weight is usually for a men's size 9–10.
Which should you get?
Get the Cloudboom Echo 3 if…
- you want to spend less
Get the Endorphin Elite 3 Space Cowboy if…
- you want the lighter shoe
More comparisons
- On Cloudboom Echo 3 vs Adidas Adizero SL2
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- Saucony Endorphin Elite 3 Space Cowboy vs Saucony Daikanyama Endorphin Elite 3
- Saucony Endorphin Elite 3 Space Cowboy vs Nike Alphafly 3
- Saucony Endorphin Elite 3 Space Cowboy vs Adidas Adizero SL2
- Saucony Endorphin Elite 3 Space Cowboy vs Nike Alphafly 4