Which hike has the higher HikeMetrics Intensity Score?

Annapurna Circuit has the higher HikeMetrics Intensity Score (81/100 vs 80/100).

Head-to-head match-up

Annapurna Circuit vs Torres del Paine O-CircuitWhich Hike is Harder?

81/100

Route A

Annapurna Circuit

nepal

80/100

Route B

Torres del Paine O-Circuit

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?

Annapurna Circuit and Torres del Paine O-Circuit are comparable overall on our index, 81 vs 80. The real decision is terrain, trip length, and what kind of challenge you want to carry.

Mission Context

Comparable overall on our index, 81 vs 80
More technical terrain (modeled footing & obstacles): Torres del Paine O-Circuit
More continuously weather-exposed on normal days: Torres del Paine O-Circuit
More remote / harder to exit quickly: Torres del Paine O-Circuit
Better lower-consequence progression route before the other: Annapurna Circuit

Compare with another route

Key difference

Annapurna Circuit loads more into sustained physical load and repeated climbing. Torres del Paine O-Circuit shifts more emphasis toward short technical pressure points that can still feel serious in poor conditions. They are comparable overall on our index, 81 vs 80.

Planning snapshot

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

Category	Annapurna Circuit	Torres del Paine O-Circuit
Elevation context & weather feel	~5416 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.	~1200 m — ridgelines run cooler and mistier; pack and plan like a mountain hike, not only a shore walk.
Daily rhythm & commitment	Multi-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 read	See dossier navigation notes.	See dossier navigation notes.
Typical footing	Rough tread dominates—technical ~36/100 in our model reflects that underfoot grind.	Rough tread dominates—technical ~55/100 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: ~2.6 km/h on Annapurna Circuit versus ~1.8 km/h on Torres del Paine O-Circuit. That ≈29% slower implied pace is the clearest signal that Torres del Paine O-Circuit—shorter on the map—can still be the heavier trip in practice.

Vertical density: ~20 m gain per km on Annapurna Circuit vs ~40 m/km on Torres del Paine O-Circuit (≈2.0× tighter on the steeper-per-km route)—classic “distance vs staircase” geometry.

Stairmaster factor: Torres del Paine O-Circuit 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

Annapurna

Poor fit

Torres

Poor fit

Intermediate

Annapurna

Stretch / prep

Torres

Poor fit

Advanced

Annapurna

Good fit

Torres

Stretch / prep

Expert

Annapurna

Good fit

Torres

Good fit

Ground Truth	Annapurna Circuit	Torres del Paine O-Circuit
Hazard & consequences	acute mountain sickness ams: Thorong La is over 5,400 meters. Many trekkers push too fast from Manang and risk severe AMS on the pass day. weather on the pass: Blizzards and extreme cold can occur on Thorong La at any time of year, sometimes trapping trekkers. Altitude Warning: Potential altitude-related conditions include AMS, HAPE, and HACE. Adequate acclimatization is essential.	extreme wind exposure: Patagonian winds can reach 80-120km/h, especially on the John Gardner Pass. hypothermia in summer: Rapid onset of snow or freezing rain can occur even in mid-January. Footing / crux: The technical crux of the O-Circuit is the transit of the John Gardner Pass. This section involves a steep, unstable ascent through high-latitude scree and snow, followed by a descent with an 800m…
Navigation & route	Carry map/GPS discipline—mist, forest, or uneven marking can slow confidence even on an official trail.	Active navigation each day: confirm waymarks, map, and bailout points before you lose light or visibility.
Weather exposure	Mountain or forest weather: mist, cold snaps, and rain that turns footing slick—budget slower days after wet spells.	Local forecasts and seasonal windows matter—assume worse-than-fair weather for safety margin.
Access & resupply	Resupply & water: Tea houses Access & services: Access via bus or private jeep from Kathmandu or Pokhara to Besisahar. An ACAP permit and TIMS card are often required.	Resupply & water: Relatively few on backside Access & services: Flight to Punta Arenas, bus to Puerto Natales, then a bus to the Laguna Amarga entrance of the park.
Comms & reach	Coverage: Moderate in low valleys — Search and Rescue (SAR) is limited and weather-dependent. Helicopter evacuation is subject to clear visibility and environmental safety thresholds.	Coverage: Zero on Backside — Rescue is via CONAF rangers and potentially private helicopter from Punta Arenas. Extremely weather-dependent.

A day on the trail

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

Annapurna Circuit

Feels like a compressed, high-focus outing—short miles can still feel serious when edges, slick rock, and crowds stack stress.

Friction dominates pace: boulders, moraines, or river work can make short map distances feel like very long days.
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: 5–7 where hours are specified alongside days.

Torres del Paine O-Circuit

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

Modeled average: about 12–16 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 1.8 km per walking hour on an average day—compare routes on this, not on “eight hours is eight hours.”

Terrain Differences

Annapurna Circuit: Widely regarded as one of the most diverse treks in the Himalaya, the Annapurna Circuit is a legendary 230km (143 mile) journey that circumvents the massive Annapurna Massif. The Thorong La Crossing and the Kali Gandaki Gorge. The 'X-Factor' is the sheer scale of the landscape transformation.

Torres del Paine O-Circuit: The significant Patagonian odyssey. The Torres del Paine 'O' Circuit is a 136km loop that completely circumnavigates the Paine Massif. It incorporates the famous 'W' trek but adds the remote 'backside' of the park, including the John Gardner Pass (1,200m). Total Isolation on the Backside. The 'X-Factor' is the transition from the busy Refugio stations of the W to the absolute wilderness of the O-backside.

Final verdict

Final verdict: for most hikers comparing these two routes, Annapurna Circuit is the tougher overall commitment in this pair; Torres del Paine O-Circuit is the more approachable option.

Choose Annapurna Circuit if you want more continuous mileage under pack; choose Torres del Paine O-Circuit for the lighter-demand option in this matchup.

Plan & prepare your hike

Continue in the route guide

When you are ready to go deeper, the route dossier walks through context first; the Plan This Hike section focuses on practical preparation and hand-picked resources.

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

Open guide · Annapurna Circuit Open guide · Torres del Paine O-Circuit

Who should choose which route?

Choose Annapurna Circuit if you:

You prioritize vertical gain and sustained gradient.
You accept steep forest terrain, slick roots, and wet-canopy pacing.
You can sustain multi-day load and recovery pressure across a long multi-day traverse (often more than a week).

Choose Torres del Paine O-Circuit 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.

Annapurna Circuit

The dossier does not add bespoke “hard stop” rules beyond treating this as hazard tier 4/5—still match weather, footing, and fatigue to your real experience.

Torres del Paine O-Circuit

Do not choose Torres del Paine O-Circuit 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.
Do not choose without a satellite communicator and a practiced emergency plan.

Keep browsing

Compare these hikes with others

Annapurna Circuit

Torres del Paine O-Circuit

Explore by difficulty

Jump to intensity buckets to find easier or harder routes than this pair on our index.

Metrics engine

Head-to-head performance variables computation.

Intensity Score

Route A — Higher Demand

Physical Load

Route A — More Taxing

Technical

Route B — More Technical

Distance

Route A — Longer

230 km

136 km

Elevation Gain

Route B — More vertical

4,500 m

5,400 m

Vertical density

Route B — More climb per km

~20 m/km

~40 m/km

Implied walking pace

Route B — Slower modeled pace

~2.6 km/h

~1.8 km/h

Highest Point

Route A — Higher summit

5,416 m

1,200 m

Duration

Route A — Longer commitment

15 days

10 days

Hazard Level

Route B — Higher hazard level

SERIOUS // HIGH CONSEQUENCE (4/5)

LETHAL // NO-MARGIN (5/5)

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)

0–20 — Defined tread, few modeled obstacles—mostly hiking pace variance.
21–40 — Rougher path: loose stone, roots, mud, or slower footing.
41–60 — Steep or uneven moves; hands-on moves possible in places.
61–80 — Strong route-finding signals and/or sustained exposure in the dossier mix.
81–100 — High-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.

Ascent

3,000 m

Ready to lock in a mission?

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