ShoesMerrellAgility Peak 5

Merrell

Merrell Agility Peak 5 5

Merrell Agility Peak 5. 39.2mm stack, 289g. Retailer specs verified on Running Warehouse.

PR Run Verified
Soft trailsLong ultrasDaily training

PR Run scores

Grip4/5
Cushion5/5
Protection3/5
Durability3/5
Versatility3/5

PR Run derived fit scores

84Elite

100-miler readiness

Will this shoe survive a hundred-mile night? 39.2 mm stack, cushion 5/5

97Elite

Descent tolerance

Does it save your toenails on long descents? 25.8 mm forefoot, heel counter 4/5

100Elite

Swelling room

Room to grow when your feet swell? 27.0 mm toebox height

77Great

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

27Weak

Achilles-friendly

Kind to a cranky achilles? 13.4 mm drop, heel counter 4/5

Full specs

Drop

13.4 mm

Heel stack

39.2 mm

Forefoot stack

25.8 mm

Weight

408 g

Lug depth

4.5 mm

Plate

No

Waterproof

No

Foam

FloatPro

Lab measurements

MeasurementValue
Breathability3 BR
Flexibility16.8 N
Heel counter4/5
Energy return48.7 %
Shock absorption125 SA
Midsole softness39.5 HA
Outsole thickness1.4 mm
Tongue padding3.3 mm
Insole removableYes
Insole thickness6.0 mm
Reflective elementsNo

Lab numbers from RunRepeat. Sources.

Fit intelligence

Toebox width

Narrow toebox (70.4 mm vs 96 mm median)

Toebox height

Slightly tall (27.0 mm vs 25 mm median)

True to size.

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

Questions before you race

Is the Merrell Agility Peak 5 5 good for 100-mile races?

Elite. 39.2 mm stack, cushion 5/5. 100-miler readiness score 84/100.

Does the Merrell Agility Peak 5 5 fit wide feet?

No. Toebox is 70.4 mm which is narrow. Look elsewhere if you need width.

What is the drop on the Merrell Agility Peak 5 5?

13.4 mm, with a 39.2 mm heel stack and 25.8 mm forefoot.

Is the Merrell Agility Peak 5 5 good on wet rock?

Lab traction has not been measured for this model yet.

Manufacturer specs

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

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Image: Merrell product photo

Specs: manufacturer. Verified Sep 4, 2026.

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

Merrell Agility Peak 5 5 Review, Specs, and Fit (2026) | PR Run