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Adidas Galaxy 8 Run vs On Cloudmonster 3

The Adidas Galaxy 8 Run and On Cloudmonster 3 are both neutral road running shoes with balanced cushioning. The Galaxy 8 Run costs about $142 less (from $48). The Cloudmonster 3 is 0.7 oz lighter (10.4 oz vs 11.1 oz).

Adidas Galaxy 8 Run

Adidas

Galaxy 8 Run

4.6 (5)

From $48

Shop at Adidas→ Colors & full specs →
On Cloudmonster 3

On

Cloudmonster 3

4.0 (30)

$190

Shop at On→ Colors & full specs →

Specs side by side

SpecGalaxy 8 RunCloudmonster 3
Price $48–$60 $190
Rating 4.6 / 5 (5 reviews) 4 / 5 (30 reviews)
Weight 11.1 oz 10.4 oz
Heel-to-toe drop 6 mm 6 mm
Heel stack height 29 mm —
Cushioning Balanced Balanced
Support Neutral Neutral
Surface Road Road
Available for Men Men & Women

Specs and prices from Adidas and On, checked 2026-10-11. Weight is usually for a men's size 9–10.

Which should you get?

Get the Galaxy 8 Run if…

  • you want to spend less

Get the Cloudmonster 3 if…

  • you want the lighter shoe

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