ShoesNew BalanceFresh Foam 680 V9

New Balance

New Balance Fresh Foam 680 V9

New Balance Fresh Foam 680 V9. 33.2mm stack, 258g. Retailer specs verified on Running Warehouse.

PR Run Verified
Soft trailsLong ultrasDaily training

PR Run scores

Grip3/5
Cushion4/5
Protection2/5
Durability3/5
Versatility3/5

PR Run derived fit scores

73Great

100-miler readiness

Will this shoe survive a hundred-mile night? 33.2 mm stack, cushion 4/5

84Elite

Descent tolerance

Does it save your toenails on long descents? 24.9 mm forefoot, heel counter 3/5

100Elite

Swelling room

Room to grow when your feet swell? 26.2 mm toebox height

89Elite

Grit resistance

Does dust stay outside the shoe? 5 BR breathability

24Weak

Hot-day comfort

How well does it breathe in heat? 5 BR / ?% drying

61Solid

Achilles-friendly

Kind to a cranky achilles? 8.3 mm drop, heel counter 3/5

Full specs

Drop

8.3 mm

Heel stack

33.2 mm

Forefoot stack

24.9 mm

Weight

258 g

Plate

No

Waterproof

No

Lab measurements

MeasurementValue
Traction (CoF)0.51
Breathability5 BR
Flexibility9.0 N
Heel counter3/5
Energy return61.2 %
Shock absorption124 SA
Midsole softness36.5 HA
Outsole thickness3.5 mm
Tongue padding6.4 mm
Insole removableYes
Insole thickness4.7 mm
Reflective elementsNo

Lab numbers from RunRepeat. Sources.

Fit intelligence

Toebox width

Narrow toebox (72.6 mm vs 96 mm median)

Toebox height

Slightly tall (26.2 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 Fresh Foam 680 V9 good for 100-mile races?

Great. 33.2 mm stack, cushion 4/5. 100-miler readiness score 73/100.

Does the New Balance Fresh Foam 680 V9 fit wide feet?

No. Toebox is 72.6 mm which is narrow. Look elsewhere if you need width.

What is the drop on the New Balance Fresh Foam 680 V9?

8.3 mm, with a 33.2 mm heel stack and 24.9 mm forefoot.

Is the New Balance Fresh Foam 680 V9 good on wet rock?

Traction coefficient of friction on wet lab surface: 0.51. Solid grip on wet rock.

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Image: New Balance product photo

Specs: retailer. Verified Sep 2, 2026.

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

New Balance Fresh Foam 680 V9 Review, Specs, and Fit (2026) | PR Run