HV 120 vs HV 130 — which one?

If you weigh under 190 lbs, ski hard but aren't racing gates, and value all-day comfort — the 120. If you're heavy, extremely aggressive, or training gates — the 130. Same shell, same tech, different flex.

Can the C.A.S. shell accommodate custom orthotics?

Yes. The C.A.S. shell and liner are designed to work with aftermarket insoles and orthotics. The Quick Instep feature also makes entry easier when using thicker custom footbeds.

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Tecnica

Tecnica Mach1 HV 120

$749.99

Boots Return Policy

All boots are subject to a 5% restocking fee if returned. Please ensure correct sizing before purchasing — contact us for help with fit.

Size: 27.5

In Stock — Ready to Ship

Free shipping $100+ 15-day returns Authorized dealer

Description

The Tecnica Mach1 HV 120 is a 103mm-last, 120-flex overlap boot built around a wide, high-volume foot — and that last width is the whole story here. Tecnica's C.A.S. (Custom Adaptive Shape) shell is dimpled on purpose: those small depressions reduce surface tension so the boot responds faster and more evenly when you put it through a heat-mold session at 80°C. The result is a shell that wraps a wide foot securely without the dead spots you get when you stuff a broad forefoot into a narrower last and just crank the buckles. Speaking of which, four micro-adjustable aluminum buckles with Lift Lock closures let you dial in instep and ankle pressure independently — the quick instep design means entry is less of a fight in cold parking lots. The Performance C.A.S. liner with Celliant fiber is thermo-formable by shop heat or even body heat over time, and the bi-injected cuff carries Tecnica's T-Drive carbon connector, which stiffens the lateral spine without killing torsional give. At flex 120 and a 12° forward lean, power transfer is direct: you drive into a turn and the boot responds — not instantly forgiving, but honest. GripWalk rockered soles are standard, so walking to the lift is manageable, though there is no dedicated walk/hike mode mechanism.

This boot is aimed at advanced to expert skiers — stronger legs, active technique, typically 160 lbs and up — who also happen to have a wide forefoot, high instep, or generally high-volume foot. If you ski hard and have always fought blisters or pressure points in average-last boots, the HV 120 is worth a serious try-on. That said, be honest with yourself on two counts. First, flex: 120 is stiff, and if you are an intermediate skier or on the lighter end, that stiffness will work against you — you will not bend the boot properly and the ski will not load correctly, leading to fatigue and frustration. The Mach1 HV 95 or 105 flex options exist for that reason. Second, foot shape: if your foot is actually average- or narrow-volume, a 103mm last will let your foot move around inside regardless of how tight you pull the buckles — that means pressure points, not precision. The MV 120 at 100mm or the LV 120 at 97mm are the right calls in that case. Come in for a proper fitting; we measure both feet, assess your arch, and watch you flex before we recommend anything. Flex and last width have to match your foot and your skiing — no boot sells itself out of the box.

Flex	120
Last Width	103mm (high volume)
Weight	1,980g per boot
Shell	C.A.S. PU with Quick Instep
GripWalk	Yes
Buckles	4 with Lift Lock + 45mm powerstrap
Best For	Advanced-Expert — power in a wide-volume shell

Details

Type: Ski Boots
Vendor: TECNICA
SKU: 10195CG2-839-27.5

PTO ReviewSki Boots

Tecnica Mach1 HV 120

Mach1 family · 25/26

Flex 120

Very Stiff

60708090100110120130

SofterStiffer

Last Width

103mm— Wide (102mm+)

The Mach1 HV 120 is the best all-around pick for wide-footed advanced skiers in the Tecnica lineup. Same T-Drive, same C.A.S. customization, same 103mm wide last as the HV 130, but at flex 120 and 90g lighter (1980g). The Celliant liner adds infrared energy recycling for better foot circulation, and the adjustable tongue lets you fine-tune shin comfort. For wide-footed skiers who are strong but not brutally aggressive, 120 flex is the sweet spot.

At $600 ($80 less than the HV 130), this is arguably the best value in the wide Mach1 range. Most advanced skiers don't need 130 flex — they need consistent, progressive flex in a boot that fits their foot. The HV 120 delivers exactly that.

Strengths

+T-Drive + 103mm wide last — smooth expert-level flex for wide feet
+90g lighter than the HV 130 for less fatigue on long days
+Celliant liner for improved foot circulation and warmth

Best For

Advanced wide-footed skiers who want Mach1 T-Drive performance at a manageable flex and lighter weight.

Limitations

−No walk mode — pure alpine boot
−Still $600 — premium tier pricing
−Wide-footed experts who demand max stiffness should step up to the HV 130

Not For

Medium or narrow feet, intermediates (120 is still demanding), touring skiers, or heavy aggressive experts who need 130 flex.

Common Questions

HV 120 vs HV 130 — which one?: If you weigh under 190 lbs, ski hard but aren't racing gates, and value all-day comfort — the 120. If you're heavy, extremely aggressive, or training gates — the 130. Same shell, same tech, different flex.
Can the C.A.S. shell accommodate custom orthotics?: Yes. The C.A.S. shell and liner are designed to work with aftermarket insoles and orthotics. The Quick Instep feature also makes entry easier when using thicker custom footbeds.