Is the Nike Pegasus or the On Cloudsurfer lighter?

Neither, meaningfully. The Pegasus 42 and the Cloudsurfer 3 both weigh about 10.1 oz in a men's US 9.

Can I switch from the Nike Pegasus to the On Cloudsurfer?

Yes, but ease into it. The drop moves 2 mm (10 mm on the Pegasus 42, 8 mm on the Cloudsurfer 3), which changes where your foot loads at landing. Give it two weeks of easy running before a hard session.

Which is more cushioned, the Nike Pegasus or the On Cloudsurfer?

The Cloudsurfer 3, on stack height: 45 mm under the heel against 37 mm. Stack is not the whole story, though; the foams differ too.

Which comes in more widths?

The Pegasus 42. The Pegasus 42 runs in D, 2E for men's sizes; the Cloudsurfer 3 runs in D.

Which costs more, the Nike Pegasus or the On Cloudsurfer?

The Cloudsurfer 3, by $15 at list ($145 against $160). That gap narrows once either one gets a successor.

Nike Pegasus vs On Cloudsurfer

Comparing the current Pegasus 42 and Cloudsurfer 3. Specs are men's US 9.

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THE SHORT ANSWER

Drop is the real difference: 8 mm on the Cloudsurfer 3 against 10 mm on the Pegasus 42. Coming off the Pegasus 42, the Cloudsurfer 3 loads your calves and Achilles harder for the first couple of weeks. Both sit in the same role (daily trainer). The Pegasus 42 lists $15 lower.

Nike Pegasus 42Men's at Amazon Women's
On Cloudsurfer 3Stock unverifiedMen's at Amazon Women's

Availability last checked Oct 13, 2026. Prices and stock change without notice.

Pegasus 42 · 2026

Cloudsurfer 3 · 2026

Every spec, side by side

Spec	Pegasus 42	Cloudsurfer 3
FIT AND WEIGHT
Weight	10.1 oz	10.1 oz
Widths	D, 2E	D
Upper	Redesigned engineered mesh on a more anatomical last with a roomier toebox	Evolved warp-knit engineered mesh with a padded collar and tongue
CUSHIONING GEOMETRY
Heel stack	37 mm	45 mm
Forefoot stack	27 mm	37 mm
Drop	10 mm	8 mm
MATERIALS
Midsole	ReactX foam with a full-length curved Air Zoom unit	Surreal superfoam in re-engineered CloudTec Phase geometry
VALUE
List price at launch	$145	$160

Which line changes its ride more often?

The Pegasus has done it once in 6 versions, most recently with the Pegasus 41 in 2024, and the Cloudsurfer has done it 2 times in 3 versions, most recently with the Cloudsurfer 3 in 2026. If you want a shoe you can rebuy without reading a review first, the Pegasus has the steadier record.

Buy the Pegasus 42

Stocked at Amazon

Men's: Check price at Amazon Women's: Check remaining stock

Availability last checked Sep 10, 2026.

Buy the Cloudsurfer 3

Stock unverified

Men's: See what's available Women's: See what's available

Availability last checked Oct 13, 2026.

Chasing a specific older version rather than choosing between the current two? The Nike Pegasus lineage and the On Cloudsurfer lineage track every version and what changed in each update.

Questions runners ask

Is the Nike Pegasus or the On Cloudsurfer lighter?: Neither, meaningfully. The Pegasus 42 and the Cloudsurfer 3 both weigh about 10.1 oz in a men's US 9.
Can I switch from the Nike Pegasus to the On Cloudsurfer?: Yes, but ease into it. The drop moves 2 mm (10 mm on the Pegasus 42, 8 mm on the Cloudsurfer 3), which changes where your foot loads at landing. Give it two weeks of easy running before a hard session.
Which is more cushioned, the Nike Pegasus or the On Cloudsurfer?: The Cloudsurfer 3, on stack height: 45 mm under the heel against 37 mm. Stack is not the whole story, though; the foams differ too.
Which comes in more widths?: The Pegasus 42. The Pegasus 42 runs in D, 2E for men's sizes; the Cloudsurfer 3 runs in D.
Which costs more, the Nike Pegasus or the On Cloudsurfer?: The Cloudsurfer 3, by $15 at list ($145 against $160). That gap narrows once either one gets a successor.

Updated October 13, 2026.