
La Sportiva VK Boa
$170
Puma Fast Trac Nitro 4
$140
Why is La Sportiva VK Boa better than Puma Fast Trac Nitro 4?
Technical Specifications
Compare features between La Sportiva VK Boa vs Puma Fast Trac Nitro 4
Feature | La Sportiva VK Boa | Puma Fast Trac Nitro 4 |
|---|---|---|
170 $ BEST | 140 $ | |
180 g | N/A | |
Trail Running Shoe | Trail Running Shoe | |
steep uphill trails, vertical kilometer racing | Technical trail and mountain terrain | |
4 mm | 12 mm BEST | |
15 mm | N/A | |
11 mm | N/A | |
High‑density compression EVA with rock‑guard insert | NITROFOAM™ responsive cushioning | |
FriXion® White Mix compound with minimal tread | Aggressive PUMAGRIP ATR rubber with deep lugs | |
Bi‑elastic mesh with Sock‑Like™ construction for freedom of movement | N/A | |
Ortholite® Hybrid Mountain Running® ergonomic insole | N/A | |
BOA® Fit rapid closure system | N/A | |
Lightweight TPU toe cap | N/A | |
FriXion® White compound lugs placed only where needed | N/A | |
3D Heel design for fit and comfort | N/A | |
Vertical Kilometer races and uphill trail competitions | Technical trail running, rugged ascents and descents | |
More Details | View on La Sportiva | View on Puma |

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Visual Comparison
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Comparison Questions
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