Altra
Altra Timp 5 GTX
Altra Timp 5 GTX. 28.9mm stack, 312g. 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? 28.9 mm stack, cushion 3/5
Descent tolerance
Does it save your toenails on long descents? 28.6 mm forefoot, heel counter 2/5
Swelling room
Room to grow when your feet swell? 26.0 mm toebox height
Grit resistance
Does dust stay outside the shoe? 1 BR breathability
Hot-day comfort
How well does it breathe in heat? 1 BR / ?% drying
Achilles-friendly
Kind to a cranky achilles? 0.3 mm drop, heel counter 2/5
Full specs
Drop
0.3 mm
Heel stack
28.9 mm
Forefoot stack
28.6 mm
Weight
332 g
Lug depth
3.5 mm
Plate
No
Waterproof
No
Lab measurements
Fit intelligence
Toebox width
Narrow toebox (80.9 mm vs 96 mm median)
Toebox height
Slightly tall (26.0 mm vs 25 mm median)
Fit intel pending.
Fit numbers from the lab. Swell guidance: foot care.
Questions before you race
Is the Altra Timp 5 GTX good for 100-mile races?
Great. 28.9 mm stack, cushion 3/5. 100-miler readiness score 73/100.
Does the Altra Timp 5 GTX fit wide feet?
No. Toebox is 80.9 mm which is narrow. Look elsewhere if you need width.
What is the drop on the Altra Timp 5 GTX?
0.3 mm, with a 28.9 mm heel stack and 28.6 mm forefoot.
Is the Altra Timp 5 GTX good on wet rock?
Traction coefficient of friction on wet lab surface: 0.70. Elite grip on wet rock.
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swellingRoom: 100/100 (Elite)
descentTolerance: 88/100 (Elite)
gritIngressRisk: 90/100 (Elite)
hotFootScore: 21/100 (Weak)
achillesFriendlyScore: 100/100 (Elite)
hundredMilerReadiness: 73/100 (Great)