Espace Killy and Les 3 Vallées are genuinely similar mountains. If you're a beginner or intermediate skier planning a week-long holiday, either will keep you busy. The decision probably comes down to travel logistics and price rather than anything you'd notice on the hill.
Highlighted cells indicate the stronger result for each metric. Numbers are measurements — compare them directly.
| Espace Killy | Les 3 Vallées | |
|---|---|---|
Vertical Drop Height from top to bottom — more is a longer, bigger mountain feeling | 1,906m (6,253ft) | 1,930m (6,332ft) |
Summit Elevation How high the mountain reaches — higher tends to mean colder, drier snow | 3,456m (11,339ft) | 3,230m (10,597ft) |
Base Elevation Height of the base village — affects snow quality at the bottom of the mountain | 1,550m (5,085ft) | 1,300m (4,265ft) |
Annual Snowfall Average natural snowfall per season — more means better powder odds | 700cm (276in) | 700cm (276in) |
Trail Count Total marked runs — more variety over a week-long trip | 154 | 327 |
Lift Count Total lifts — more lifts typically means shorter queues and better mountain access | 78 | 156 |
Resort Size Marked piste length across the lift-linked area | 300 km of pistes | 600 km of pistes |
Beginner Terrain Percentage of trails rated beginner — higher means more options for new skiers | 17% | 16% |
Intermediate Terrain Percentage of trails rated intermediate — the core terrain for most holiday skiers | 49% | 40% |
Advanced Terrain Percentage of trails rated advanced or expert — higher means more challenge | 34% | 44% |
How you actually reach each resort. Times are the whole airport-to-base journey by the realistic route (drive, or rail where that is the practical option).
| Espace Killy | Les 3 Vallées | |
|---|---|---|
Access tier Overall ease of reaching the resort | moderate | moderate |
Trip shape Whether one flight gets you within a ground leg, or a connection to a regional airport is required | One flight in | One flight in |
Closest airport Nearest airport and the whole journey time to the base | Chambéry (CMF), 2h 31m | Chambéry (CMF), 1h 49m |
Other airports Alternative gateways, including a bigger hub where one is in range | Lyon (LYS) 3h 10m, Geneva (GVA) 3h 28m | Lyon (LYS) 2h 28m, Geneva (GVA) 2h 45m |
Rail access Whether the resort is rail-served, and whether the village is car-free | Yes, optional | — |
By rail, Bourg-Saint-Maurice is the terminus; a bus or transfer covers the last stretch to Val d'Isère and Tignes.
These resorts are more alike than different. The right choice depends more on location, price, and personal preference than measurable mountain stats.
Both resorts have comparable vertical drop, so you'll get a similar length run at either mountain.
Both resorts receive similar annual snowfall, so you can expect comparable snow conditions at either.
Both resorts offer a similar proportion of beginner terrain, so neither has a meaningful edge for first-timers.
Les 3 Vallées is much larger: significantly more trails means more variety and far less chance of skiing the same run twice in a week.
Espace Killy's higher base elevation helps snow stay cold and dry longer, giving better conditions through the day and into spring.
Both are similarly moderate to reach, though Espace Killy adds a rail option that Les 3 Vallées does not have.
Espace Killy has a comparable amount of beginner-friendly terrain and is a lower-pressure environment for new skiers.
Both resorts offer a similar amount of beginner terrain (Espace Killy: 17%, Les 3 Vallées: 16%), so neither has a clear edge for first-timers. Focus on which resort offers better ski school programs and convenience for your group.
Espace Killy (700 cm/year) and Les 3 Vallées (700 cm/year) receive similar annual snowfall. Neither has a meaningful snow advantage; other factors like aspect, elevation, and grooming matter more day-to-day.
Les 3 Vallées is the larger mountain by trail count (Espace Killy: 154 trails, Les 3 Vallées: 327 trails). On a week-long trip, a bigger mountain means more variety and a lower chance of feeling like you've exhausted the terrain.
Les 3 Vallées has a higher percentage of expert terrain. If you're an advanced skier who will spend most of your day on black and double-black runs, that extra challenge is worth considering when choosing between these two.
Both Espace Killy and Les 3 Vallées are similarly suited to families. Look at ski school quality, on-mountain kids' facilities, and accommodation proximity to lifts when making your final decision; those practical factors matter more than raw stats for a family trip.
Other matchups featuring these resorts and their regional peers.