
Trek
GR20
France · 14 days · 180 km
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Side-by-side facts from published trek entities: destination, duration, distance, ascent, difficulty, season, accommodation, logistics, estimated budget (native currency), first-hand coverage and planning material on HikingWithLee. Missing values stay unmarked — nothing is invented.
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These tools narrow your shortlist. For route nuance, trade-offs and Lee's first-hand take, use the editorial guides below — not another calculator.
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First-hand both — quieter Swiss SAC huts vs busier Dolomite rifugi
Build skills
Beginner hut-to-hut ladder
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Choose by fitness
Hut-to-hut by difficulty
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Bucket list
European classics not hiked yet
Haute Route, AV2, GR20, Kungsleden — planning snapshots vs Lee's TMB, AV1 and Laugavegur.
Trek Comparison
Choosing between a few routes? Compare distance, duration, difficulty, season, accommodation and planning coverage side-by-side.

Trek
France · 14 days · 180 km

Trek
France & Switzerland · 13 days · 200 km
Want a personalized recommendation?
Trek Finder scores these routes against your time, season and style.
Quick take
Walker’s Haute Route
Shortest of this set at 13 days.
GR20
Longest of this set at 14 days. Also the most demanding (expert).
At a glance
Destination
France
Destination
France & Switzerland
Duration · Longest
14 days
Duration · Shortest
13 days
Distance · Shortest
180 km
Distance · Longest
200 km
Total ascent
Not yet documented
Total ascent
14000 m
Style
Mixed
Style
Hut-to-hut
Destination
GR20
France
Walker’s Haute Route
France & Switzerland
Duration
GR20 · Longest
14 days
Walker’s Haute Route · Shortest
13 days
Distance
GR20 · Shortest
180 km
Walker’s Haute Route · Longest
200 km
Total ascent
GR20
Not yet documented
Walker’s Haute Route
14000 m
Style
GR20
Mixed
Walker’s Haute Route
Hut-to-hut
Difficulty & fitness
Difficulty
Expert
Difficulty
Very challenging
Difficulty
GR20
Expert
Walker’s Haute Route
Very challenging
When to go
GR20
Jun–Sep
May
Jun
Jul
Aug
Sep
Oct
Walker’s Haute Route
Jul–Sep
May
Jun
Jul
Aug
Sep
Oct
Accommodation & logistics
Accommodation
Mountain huts, Camping
Accommodation
Mountain huts, Hotels / guesthouses
Start
Not yet documented
Start
Chamonix / Les Houches
Finish
Not yet documented
Finish
Zermatt
Waymarked
Yes
Waymarked
Yes
Permit required
No
Permit required
No
Accommodation
GR20
Mountain huts, Camping
Walker’s Haute Route
Mountain huts, Hotels / guesthouses
Start
GR20
Not yet documented
Walker’s Haute Route
Chamonix / Les Houches
Finish
GR20
Not yet documented
Walker’s Haute Route
Zermatt
Waymarked
GR20
Yes
Walker’s Haute Route
Yes
Permit required
GR20
No
Walker’s Haute Route
No
Experience
Hiked by Lee
Researched guide
Hiked by Lee
Researched guide
Hiked by Lee
GR20
Researched guide
Walker’s Haute Route
Researched guide
Planning coverage on HikingWithLee
Planning material on this site — not a measure of trek quality.
Complete guide
—
Complete guide
—
Itinerary
—
Itinerary
—
Packing guide
—
Packing guide
—
Cost guide
—
Cost guide
—
Videos
0
Videos
0
Guides on HikingWithLee
2
Guides on HikingWithLee
3
Complete guide
GR20
—
Walker’s Haute Route
—
Itinerary
GR20
—
Walker’s Haute Route
—
Packing guide
GR20
—
Walker’s Haute Route
—
Cost guide
GR20
—
Walker’s Haute Route
—
Videos
GR20
0
Walker’s Haute Route
0
Guides on HikingWithLee
GR20
2
Walker’s Haute Route
3
Next step
Walker’s Haute Route