HikeMetrics
Global Hiking Index
HikeMetrics
Global Hiking Index
Head-to-head match-up

Le GR20 vs Torres del Paine (W-Trek)Which Hike is Harder?

100/100
Route A

Le GR20

france

66/100
Route B

Torres del Paine (W-Trek)

chile

Quick Verdict

Which hike is harder?

The planning question most people actually need: is either route too hard—or too remote—for your skills and rescue margin right now?

Le GR20 is significantly harder overall (100 vs 66 on our intensity index) because it has steeper, more technical terrain and footing. However, Torres del Paine (W-Trek) may still feel more demanding if you struggle with repeated steep days, slick footing, or carrying fatigue across consecutive stages.

Mission Context

  • Harder: Le GR20
  • More technical terrain (modeled footing & obstacles): Le GR20
  • More continuously wind/weather-exposed on normal days: Torres del Paine. More weather-sensitive across the full route commitment when plans fail: Le GR20.
  • Remoteness ties (4/5)—still compare roads out and comms in dossiers.
  • Better lower-consequence progression route before the other: Torres del Paine

Compare with another route

Key difference

Le GR20 loads more into technical footing and terrain seriousness. Torres del Paine shifts more emphasis toward steadier pacing, less technical daily movement, and lower-consequence logistics within this pairing. On our composite index, Le GR20 still reads as the heavier overall commitment in this pairing.

Planning snapshot

Elevation context, daily rhythm, and footing—how the two profiles diverge in practice.

CategoryLe GR20Torres del Paine
Elevation context & weather feel~2604 m — serious mountain-weather exposure: mist, cold, and hypothermia can escalate quickly when you move from sheltered forest into alpine ridge wind—wind chill and sudden cloud matter more than the height number alone.~1190 m — ridgelines run cooler and mistier; pack and plan like a mountain hike, not only a shore walk.
Daily rhythm & commitmentMulti-day — confirm how fixed overnight stops are before assuming you can improvise stages.Multi-day — confirm how fixed overnight stops are before assuming you can improvise stages.
Navigation readRed-white GR blazes on much of the route; northern granite sections need confident scrambling and route-finding in cloud.Marked main W route; Francés and Base Torres sectors need careful footing in wind. CONAF may close exposed sections in severe weather.
Typical footingRough tread dominates—technical ~95/100 in our model reflects that underfoot grind.Rough tread dominates—technical ~46/100 in our model reflects that underfoot grind.

Decision physics — deeper read

Pace and vertical geometry—use after the headline verdict when you want the numbers translated into trail feel.

Implied pace from dossier walking-hour bands: ~2.0 km/h on Torres del Paine versus ~1.7 km/h on Le GR20. That ≈14% gap in implied pace is often the clearest signal that raw distance is a weak proxy for how hard the days will feel.

Vertical density: ~67 m gain per km on Le GR20 vs ~40 m/km on Torres del Paine (≈1.7× tighter on the steeper-per-km route)—classic “distance vs staircase” geometry.

Stairmaster factor: Le GR20 packs more climbing into each kilometer—calves and quads work harder per minute than a flat map distance implies.

Hiker-Route Fit

All four experience tiers—nothing omitted. Scan where your profile lands; “Poor fit” is intentional when the gap is large.

Beginner

Le

Poor fit

Torres

Stretch / prep

Intermediate

Le

Poor fit

Torres

Good fit

Advanced

Le

Stretch / prep

Torres

Good fit

Expert

Le

Good fit

Torres

Good fit

Ground TruthLe GR20Torres del Paine
Hazard & consequencesextreme summer heat and storms: Corsica in July and August is punishingly hot, yet the high mountains generate sudden, sustained afternoon thunderstorms with frequent lightning. technical granite scrambling: The northern stages (especially around the Monte Cinto bypass) feature highly exposed scrambling on bare rock that becomes remarkably slick when wet. Extreme heat, afternoon lightning, and slick granite when wet—start before dawn; do not climb technical stages in rain. The GR20 is the ultimate benchmark for European trekking, traversing the rugged 'Mountain in the Sea' over 15 demanding days. The northern section is famously technical, featuring sustained scrambling and chain-assisted passages through high-altitude granite cirques. Key highlights include the crossing under Monte Cinto (2,706m), the highest peak in Corsica, and the iconic needles of l'Aiguilles de Bavella. Logistically intense, the trail requires staying at or camping near official PNRC refuges like Asco, Petra Piana, and Manganu.planning bottleneck: Accommodation along the route is managed by multiple private concessions (Vertice and Las Torres Patagonia) alongside public CONAF sites. Fragmentation of the booking process often results in gaps that prevent completion of the circuit. climatological instability: The park experiences sudden and severe weather shifts. Wind speeds on exposed ridges and the French Valley can exceed 100 km/h, leading to temporary trail closures by park authorities. Wind gusts above 100 km/h on ridges, booking enforcement at gates, and rapid hypothermia risk if layering fails—not altitude sickness. ~75 km W circuit (variant-dependent), typically 5 days with pre-booked camps/refugios. CONAF park entry plus Vertice/Las Torres reservations required before arrival. Best October–April; verify current CONAF ticketing rules before departure.
Navigation & routeRed-white GR blazes on much of the route; northern granite sections need confident scrambling and route-finding in cloud.Marked main W route; Francés and Base Torres sectors need careful footing in wind. CONAF may close exposed sections in severe weather.
Weather exposureThe southern half transition into slightly lower, forested terrain but remains a physical challenge due to the intense Mediterranean heat and rocky paths.Highest standard viewpoint ~1,190 m at Base Torres sector—low altitude but severe wind exposure.
Access & resupplyResupply & water: Refuges sell bottled water and beer priced for a captive audienceResupply & water: Refugios Access & services: Access usually involves transit via Puerto Natales (2-hour bus to Laguna Amarga), followed by an internal shuttle or crossing Lake Pehoé by catamaran.
Comms & reachCoverage: Poor — Signal is highly sporadic inside the deep granite cirques. Helicopter rescue (PGHM) is frequently required for injured hikers. Evacuation routes are limited in remote sections, so safety planning is essential.Coverage: Negligible — Ranger stations are positioned at major refugio nodes. Evacuation from the Grey Glacier or French Valley sectors is coordinated via boat or air, depending on meteorological conditions.

A day on the trail

One vibe line plus three bullets per route—enough to sanity-check pacing without re-reading the full dossier.

Le GR20

Feels like mountain journeying where exposure, weather windows, and vertical pacing matter more than the flat map distance.

  • Modeled average: about 10–14 km per indexed calendar day (your stages can land above or below that band).
  • Walking-time hint from the dossier: 6–8 where hours are specified alongside days.
  • If you sit in that walking-hour band, implied pace is about 1.7 km per walking hour on an average day—compare routes on this, not on “eight hours is eight hours.”

Torres del Paine

Feels like mountain journeying where exposure, weather windows, and vertical pacing matter more than the flat map distance.

  • Modeled average: about 13–18 km per indexed calendar day (your stages can land above or below that band).
  • Walking-time hint from the dossier: 6–9 where hours are specified alongside days.
  • If you sit in that walking-hour band, implied pace is about 2.0 km per walking hour on an average day—compare routes on this, not on “eight hours is eight hours.”

Terrain Differences

Le GR20: The GR20 is widely regarded as the most demanding long-distance trail in Europe. Stretching 180km along the jagged mountain spine of Corsica, it is a high-altitude odyssey between Calenzana in the north and Conca in the south. The Cirque de la Solitude & The Scrambling. The 'X-Factor' is the sheer technicality of the terrain.

Torres del Paine (W-Trek): The Torres del Paine W-Trek is a five-day, ~75 km booked corridor through Grey Glacier, Francés Valley, and Base Torres in Chilean Patagonia. Altitude stays below 1,200 m, but gale-force wind, rapid weather shifts, and multi-operator reservation rules define the trip as much as daily distance. Three Iconic Valleys and the Weather. You get to see Base Torres, Francés Valley, and Grey Glacier in one route, but the fierce Patagonian wind and rapid weather shifts will dictate your pace and sometimes your daily…

Final verdict

Final verdict: for most hikers comparing these two hikes, Le GR20 is the tougher overall commitment in this pair; Torres del Paine (W-Trek) is the more approachable option.

Choose Le GR20 if you prefer technical, leg-burning terrain; choose Torres del Paine (W-Trek) for a different balance of distance and recovery.

Plan & prepare your hike

Next step: explore the full route guide

Once you have chosen your route, open the full guide to review key logistics, gear, and preparation tips—then use the Plan This Hike section to organize your trip.

Each guide includes route context, practical preparation advice, and curated resources to help you plan your hike.

Who should choose which route?

Choose Le GR20 if you:

  • You prioritize vertical gain and sustained gradient.
  • You can sustain multi-day load and recovery pressure across a long multi-day traverse (often more than a week).
  • Our dossier tags audience around “Expert”—validate against your own experience.

Choose Torres del Paine if you:

  • You prefer the lighter logistical load while still getting a credible experience.
  • You want a clearer time box with fewer consecutive hard days.
  • You are building endurance before tackling bigger expedition-style routes.

Do not choose if…

Hard filters derived from remoteness, hazard tier, risks, and dossier audience tags—not polite suggestions.

Le GR20

  • Not ideal without alpine scrambling experience, if you cannot pre-book every PNRC refuge night, or if you carry a heavy pack on chain sections.
  • Do not choose Le GR20 if you are not already an expert-level wilderness traveler with relevant comparable trips behind you.
  • Do not choose if you cannot tolerate long stretches without services, reliable comms, or fast exit options.
  • Do not choose if you cannot accept that mistakes here may carry severe or fatal consequences.

Torres del Paine

  • Not ideal without confirmed nightly reservations, if you dislike multi-company booking workflows, or if you lack wind-ready shell and pole discipline.
  • Do not choose if you cannot tolerate long stretches without services, reliable comms, or fast exit options.

Metrics engine

Head-to-head performance variables computation.

Intensity Score
Route AHigher Demand
100
66
Physical Load
Route AMore Taxing
75
71
Technical
Route AMore Technical
95
46
Distance
Route ALonger
180 km
75 km
Elevation Gain
Route AMore vertical
12,000 m
3,000 m
Vertical density
Route AMore climb per km
~67 m/km
~40 m/km
Implied walking pace
Route ASlower modeled pace
~1.7 km/h
~2.0 km/h
Highest Point
Route AHigher summit
2,604 m
1,190 m
Duration
Route ALonger commitment
15 days
5 days
Hazard Level
Route AHigher hazard level
LETHAL // NO-MARGIN (5/5)
SERIOUS // HIGH CONSEQUENCE (4/5)

Reading the metrics

  • Technical score reflects terrain complexity in the model (footing, obstacles, sustained steepness), not perceived exposure or tourist-style edge risk.
  • Implied walking pace divides indexed horizontal distance per day by the midpoint of each dossier’s walking-hour band when both exist—a workload sanity check, not a stopwatch guarantee.
  • On short multi-day trips, some dossiers encode cumulative route hours (not per-day averages). When that pattern is detected, we show route-wide pace instead of a misleading per-day figure.
  • Vertical density is total modeled gain divided by horizontal route distance.

Technical score bands (0–100)

  • 020Defined tread, few modeled obstacles—mostly hiking pace variance.
  • 2140Rougher path: loose stone, roots, mud, or slower footing.
  • 4160Steep or uneven moves; hands-on moves possible in places.
  • 6180Strong route-finding signals and/or sustained exposure in the dossier mix.
  • 81100High-consequence expedition or Arctic/wilderness terrain seriousness in the model.
Hazard level — what the labels mean
  • LOW // ACCESS (1/5)Bumps and bruises territory; help is usually close if you carry a phone.Low access friction for prepared walkers; slips still hurt, but margins are wide.
  • STANDARD // TRAIL (2/5)Injury possible; rescue is typically reachable in reasonable time when you call early.Standard trail stakes: weather, footing, and fatigue drive most incidents.
  • MODERATE // CHALLENGING (3/5)Serious harm is plausible—self-rescue skill and solid judgment matter as much as fitness.A bad decision or a fall can turn serious; self-rescue and navigation skills matter.
  • SERIOUS // HIGH CONSEQUENCE (4/5)Outcomes can be severe; professional rescue may be slow, limited, or weather-gated.Serious, high-consequence terrain; injuries can be severe and help may be slow.
  • LETHAL // NO-MARGIN (5/5)Mistakes can be fatal; rescue is uncertain, delayed, or impossible until conditions allow.Mistakes can be fatal; rescue is not guaranteed and is often weather- or logistics-gated.

Ready to lock in a mission?