ShoesNew BalanceFuel Cell Super Comp Trail

New Balance

New Balance Fuel Cell Super Comp Trail

New Balance Fuel Cell Super Comp Trail. 34.7mm stack, 248g. Retailer specs verified on Running Warehouse.

PR Run Verified
Soft trailsLong ultrasDaily training

PR Run scores

Grip2/5
Cushion5/5
Protection2/5
Durability3/5
Versatility3/5

PR Run derived fit scores

79Great

100-miler readiness

Will this shoe survive a hundred-mile night? 34.7 mm stack, cushion 5/5

81Elite

Descent tolerance

Does it save your toenails on long descents? 21.7 mm forefoot, heel counter 3/5

100Elite

Swelling room

Room to grow when your feet swell? 27.4 mm toebox height

74Great

Grit resistance

Does dust stay outside the shoe? 4 BR breathability

23Weak

Hot-day comfort

How well does it breathe in heat? 4 BR / ?% drying

37Passable

Achilles-friendly

Kind to a cranky achilles? 13 mm drop, heel counter 3/5

Full specs

Drop

13 mm

Heel stack

34.7 mm

Forefoot stack

21.7 mm

Weight

248 g

Lug depth

2.9 mm

Plate

No

Waterproof

No

Lab measurements

MeasurementValue
Breathability4 BR
Heel counter3/5
Outsole thickness1.0 mm
Tongue padding2.5 mm
Insole removableYes
Insole thickness2.4 mm
Reflective elementsNo

Lab numbers from RunRepeat. Sources.

Fit intelligence

Toebox width

Narrow toebox (71.0 mm vs 96 mm median)

Toebox height

Slightly tall (27.4 mm vs 25 mm median)

Runs small. Consider a half size up.

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

Questions before you race

Is the New Balance Fuel Cell Super Comp Trail good for 100-mile races?

Great. 34.7 mm stack, cushion 5/5. 100-miler readiness score 79/100.

Does the New Balance Fuel Cell Super Comp Trail fit wide feet?

No. Toebox is 71.0 mm which is narrow. Look elsewhere if you need width.

What is the drop on the New Balance Fuel Cell Super Comp Trail?

13 mm, with a 34.7 mm heel stack and 21.7 mm forefoot.

Is the New Balance Fuel Cell Super Comp Trail good on wet rock?

Lab traction has not been measured for this model yet.

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Image: New Balance product photo

Specs: manufacturer. Verified Sep 4, 2026.

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

New Balance Fuel Cell Super Comp Trail Review, Specs, and Fit (2026) | PR Run