# Approach shoes vs mountaineering boots

Source: https://trailandlace.co.uk/blog/approach-shoes-vs-mountaineering-boots
Published: 2026-10-12
Publisher: Trail and Lace

**In short:** Approach shoes are low, light and grippy for dry rock, scrambles and the walk to climbs in summer. Mountaineering boots are stiff, high and usually insulated, rated B2 or B3 so they take crampons on snow and ice. If there is snow or ice on your route, you need boots rated for crampons; approach shoes are for snow-free ground.

Approach shoes and mountaineering boots are both built for steep, rocky mountains, but they cover different seasons and hazards. An approach shoe is about grip and precision on dry rock. A mountaineering boot is about stiffness, warmth and crampon compatibility on snow and ice. This guide sets out how they differ, how the UK B rating system fits in and where each one belongs on a British or Alpine day.

## What each one is built for

An approach shoe has sticky rubber, a toe climbing zone, a protective rand and lacing that runs towards the toe. It flexes enough for comfortable walking and grips well on dry rock. It is low cut, light and not designed for crampons or deep cold.

A mountaineering boot has a stiff or rigid sole, a high cuff, welts for crampon bindings, a waterproof upper and often insulation. It kicks steps in hard snow, holds crampons securely and keeps feet warm on long cold days. The cost is weight and walking comfort on easy ground.

## Where the B rating fits in

In the UK, boots are often described by a B rating from B0 to B3 that shows how stiff they are and which crampons they take. Approach shoes sit at B0: flexible, not suited to crampons. Mountaineering boots are usually B2 or B3, with heel welts for semi-automatic crampons or toe and heel welts for automatic ones.

The ratings are a retailer and maker convention rather than a formal standard, so check each boot maker's crampon guidance. Our [walking boot ratings explained](https://trailandlace.co.uk/blog/walking-boot-ratings-explained) article and the [boot and crampon matcher](https://trailandlace.co.uk/tools/boot-and-crampon-matcher) cover the details.

## Side by side

The table shows typical features. A few light alpine boots and stiff approach shoes blur the edges.

| Feature | Approach shoe | Mountaineering boot |
| --- | --- | --- |
| Typical B rating | B0 | B2 or B3 |
| Crampons | Not suited | C2 or C3 depending on welts |
| Cut | Low or mid | High, often with a gaiter |
| Warmth | Unlined or Gore-Tex | Often insulated |
| Best ground | Dry rock, scree, summer paths | Snow, ice, mixed winter terrain |

Typical differences

## Where approach shoes stop

Once a route holds snow or ice, approach shoes are the wrong footwear. They cannot kick reliable steps in firm snow, they do not take crampons safely, and they offer little warmth. In Scotland, the Lake District and Snowdonia, snow can linger on high ground well into spring, and summer paths can carry old snow patches on north faces.

Approach shoes come into their own on dry rock in the summer months, on scrambles such as Striding Edge or the Aonach Eagach in good conditions, and on the walk-in to climbs.

Note: Winter mountains need more than the right boots. Carry an ice axe and crampons when conditions require them, know how to use them and check the mountain weather and avalanche forecasts before you go.

## Where mountaineering boots are too much

On a dry summer day, a B2 or B3 boot is heavy and stiff for walking, and it gives less feel on rock than an approach shoe. Many climbers on summer alpine routes carry light approach shoes for the walk-in and wear boots only on snow and glacier sections.

For snowy British hills without technical climbing, a B1 boot with C1 crampons is often enough, sitting between the two. Our [B1 vs B2 boots](https://trailandlace.co.uk/blog/b1-vs-b2-boots) comparison explains that step, and our guide to [boots with ankle support](https://trailandlace.co.uk/best/best-boots-with-ankle-support) includes several stiffer leather boots.

[See boots with ankle support](https://trailandlace.co.uk/best/best-boots-with-ankle-support)

## Choosing for your season

Plan by the conditions you expect on your hardest day. Summer scrambling and rock: approach shoes. Snowy hill walking: B1 boots with C1 crampons. Winter climbing and alpine snow routes: B2 or B3 boots with matching crampons. Many people end up with an approach shoe for summer and a stiff boot for winter.

For summer rock, our guide to the [best approach shoes for scrambling](https://trailandlace.co.uk/best/best-approach-shoes) compares sticky-soled options.

- Dry summer rock and scrambles: approach shoes.
- Snowy walking routes: B1 boots, C1 crampons.
- Winter climbing and alpine routes: B2 or B3 boots.

## Frequently asked questions

**Can you wear crampons on approach shoes?** Not safely in most cases. Approach shoes flex too much for crampons to stay secure. Use boots rated for the crampons you carry.

**Why do mountaineering boots need to be stiff?** Stiffness lets you kick steps in hard snow, stand on crampon front points and keep crampons attached.

**Are mountaineering boots warm?** Many are insulated for winter and altitude, but warmth varies widely. Check the maker's intended use.

**Can I walk long distances in mountaineering boots?** You can, but they are heavier and stiffer than walking boots, so they feel tiring on easy paths.

## Buying guides on this topic

- https://trailandlace.co.uk/best/best-approach-shoes
- https://trailandlace.co.uk/best/best-boots-with-ankle-support
- https://trailandlace.co.uk/best/scarpa-walking-boots-compared