ShoesSalomonThundercross

Salomon

Salomon Thundercross

Salomon Thundercross. 27.6mm stack, 271g. Retailer specs verified on Running Warehouse.

PR Run Verified
Soft trailsDaily training

PR Run scores

Grip3/5
Cushion3/5
Protection2/5
Durability3/5
Versatility3/5

PR Run derived fit scores

47Passable

100-miler readiness

Will this shoe survive a hundred-mile night? 27.6 mm stack, cushion 3/5

64Solid

Descent tolerance

Does it save your toenails on long descents? 24.6 mm forefoot, heel counter 2/5

91Elite

Swelling room

Room to grow when your feet swell? 24.0 mm toebox height

95Elite

Grit resistance

Does dust stay outside the shoe? 1 BR breathability

21Weak

Hot-day comfort

How well does it breathe in heat? 1 BR / ?% drying

95Elite

Achilles-friendly

Kind to a cranky achilles? 3 mm drop, heel counter 2/5

Full specs

Drop

3 mm

Heel stack

27.6 mm

Forefoot stack

24.6 mm

Weight

271 g

Lug depth

4 mm

Plate

No

Waterproof

No

Lab measurements

MeasurementValue
Breathability1 BR
Flexibility16.5 N
Heel counter2/5
Energy return47.5 %
Shock absorption104 SA
Outsole thickness2.5 mm
Tongue padding7.3 mm
Insole removableYes
Insole thickness4.3 mm
Reflective elementsNo

Lab numbers from RunRepeat. Sources.

Fit intelligence

Toebox width

Narrow toebox (75.1 mm vs 96 mm median)

Toebox height

Slightly shallow (24.0 mm vs 25 mm median)

True to size.

Fit numbers from the lab. Swell guidance: foot care.

Questions before you race

Is the Salomon Thundercross good for 100-mile races?

Passable. 27.6 mm stack, cushion 3/5. 100-miler readiness score 47/100.

Does the Salomon Thundercross fit wide feet?

No. Toebox is 75.1 mm which is narrow. Look elsewhere if you need width.

What is the drop on the Salomon Thundercross?

3 mm, with a 27.6 mm heel stack and 24.6 mm forefoot.

Is the Salomon Thundercross good on wet rock?

Lab traction has not been measured for this model yet.

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Image: Salomon product photo

Specs: retailer. Verified Sep 2, 2026.

Report inaccurate data: hi@pr.run. Data sources.

Salomon Thundercross Review, Specs, and Fit (2026) | PR Run