ShoesASICSNovablast 3

ASICS

ASICS Novablast 3

ASICS Novablast 3. 37.2mm stack, 242g. Retailer specs verified on Running Warehouse.

PR Run Verified
Soft trailsLong ultrasDaily training

PR Run scores

Grip3/5
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? 37.2 mm stack, cushion 5/5

67Great

Descent tolerance

Does it save your toenails on long descents? 30.4 mm forefoot stack

78Great

Swelling room

Room to grow when your feet swell? 37.2 mm heel stack

69Great

Grit resistance

Does dust stay outside the shoe? 3 BR breathability

22Weak

Hot-day comfort

How well does it breathe in heat? 3 BR / ?% drying

76Great

Achilles-friendly

Kind to a cranky achilles? 6.8 mm drop, heel counter 2/5

Full specs

Drop

6.8 mm

Heel stack

37.2 mm

Forefoot stack

30.4 mm

Weight

242 g

Plate

No

Waterproof

No

Lab measurements

MeasurementValue
Traction (CoF)0.39
Breathability3 BR
Flexibility13.6 N
Heel counter2/5
Energy return55.9 %
Shock absorption143 SA
Outsole thickness3.1 mm
Tongue padding1.3 mm
Insole removableYes
Insole thickness4.4 mm

Lab numbers from RunRepeat. Sources.

Fit intelligence

True to size.

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

Questions before you race

Is the ASICS Novablast 3 good for 100-mile races?

Great. 37.2 mm stack, cushion 5/5. 100-miler readiness score 79/100.

Does the ASICS Novablast 3 fit wide feet?

Toebox width has not been measured in the lab yet.

What is the drop on the ASICS Novablast 3?

6.8 mm, with a 37.2 mm heel stack and 30.4 mm forefoot.

Is the ASICS Novablast 3 good on wet rock?

Traction coefficient of friction on wet lab surface: 0.39. Marginal grip on wet rock.

Manufacturer specs

New lab data on soft trails shoes, once a month.

You will get one email per month with new lab data on soft trails shoes. No hype. Unsubscribe in one click.

Image: ASICS product photo

Specs: retailer. Verified Sep 2, 2026.

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

ASICS Novablast 3 Review, Specs, and Fit (2026) | PR Run