Brooks
Brooks Caldera 7
Brooks Caldera 7. 36.7mm stack, 305g. Retailer specs verified on Running Warehouse.
PR Run scores
PR Run derived fit scores
100-miler readiness
Will this shoe survive a hundred-mile night? 36.7 mm stack, cushion 5/5
Descent tolerance
Does it save your toenails on long descents? 27.8 mm forefoot, heel counter 4/5
Swelling room
Room to grow when your feet swell? 25.0 mm toebox height
Grit resistance
Does dust stay outside the shoe? 5 BR breathability
Hot-day comfort
How well does it breathe in heat? 5 BR / ?% drying
Achilles-friendly
Kind to a cranky achilles? 8.9 mm drop, heel counter 4/5
Full specs
Drop
8.9 mm
Heel stack
36.7 mm
Forefoot stack
27.8 mm
Weight
305 g
Lug depth
4 mm
Plate
No
Waterproof
No
Lab measurements
Fit intelligence
Toebox width
Narrow toebox (73.9 mm vs 96 mm median)
Toebox height
Category-average height (25.0 mm vs 25 mm median)
True to size.
Fit numbers from the lab. Swell guidance: foot care.
Questions before you race
Is the Brooks Caldera 7 good for 100-mile races?
Elite. 36.7 mm stack, cushion 5/5. 100-miler readiness score 89/100.
Does the Brooks Caldera 7 fit wide feet?
No. Toebox is 73.9 mm which is narrow. Look elsewhere if you need width.
What is the drop on the Brooks Caldera 7?
8.9 mm, with a 36.7 mm heel stack and 27.8 mm forefoot.
Is the Brooks Caldera 7 good on wet rock?
Lab traction has not been measured for this model yet.
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swellingRoom: 100/100 (Elite)
descentTolerance: 91/100 (Elite)
gritIngressRisk: 78/100 (Great)
hotFootScore: 24/100 (Weak)
achillesFriendlyScore: 50/100 (Solid)
hundredMilerReadiness: 89/100 (Elite)