Sundardhunga Glacier takes you 1,805ft higher than Kafni Glacier. That extra altitude is real — expect a slower pace and more deliberate hydration above camp.

Both require prior experience, but Sundardhunga Glacier scores 25 difficulty points higher. If you're building progressively, Kafni Glacier is the better starting point.

Kafni Glacier starts lower at budget tier (₹12,000 to ₹16,000) vs Sundardhunga Glacier (₹16,000 - ₹22,000). The gap at entry level is ₹4,000 — meaningful if you're cost-sensitive.

Better for: Kafni Glacier

Don't just look at the difficulty rating. Sundardhunga Glacier Trek features punishing climbs with a max gradient of 40%, posing a significant challenge to knees. Kafni Glacier Trek is much more forgiving with a gentler 25% max gradient.

Better for: Kafni Glacier

Kafni Glacier Trek is significantly more family-friendly. It allows children as young as 10 and features western toilets at basecamp, whereas Sundardhunga Glacier Trek requires trekkers to be at least 16 and has primitive facilities.

Better for: Kafni Glacier

Sundardhunga Glacier Trek is deeply tied to local religious traditions. You will walk past sacred shrines requiring specific protocols (like removing shoes or avoiding certain flora). Kafni Glacier Trek has fewer specific cultural restrictions.

Kafni Glacier Trek: Low. Sundardhunga Glacier Trek: pristine.