The altitude gap here is significant. Nalgan Pass takes you 2,700ft higher than Marahni Ridge — expect meaningfully harder breathing, a slower pace on the upper section, and a real difference in AMS risk between the two.

Both require prior experience, but Nalgan Pass scores 22 difficulty points higher. If you're building progressively, Marahni Ridge is the better starting point.

Marahni Ridge starts lower at budget tier (₹7,000 - ₹11,000) vs Nalgan Pass (₹18,000 - ₹25,000). The gap at entry level is ₹11,000 — meaningful if you're cost-sensitive.

Better for: Marahni Ridge

Don't just look at the difficulty rating. Nalgan Pass Trek features punishing climbs with a max gradient of 40%, posing a significant challenge to knees. Marahni Ridge Trek is much more forgiving with a gentler 30% max gradient.

Better for: Marahni Ridge

Nalgan Pass Trek passes through active high-altitude predator territory (noted for bears or snow leopards), requiring strict food storage and noise deterrents. Marahni Ridge Trek has virtually zero predator risk along its trail.

Marahni Ridge Trek: peaceful Nalgan Pass Trek: pristine.