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Sports · 5 calculators

Hiking Calculators

Hiking time with Naismith's rule, elevation gain, calories, pack weight and water needs on the trail.

Key hiking formulas

Hiking TimeNaismith: 1 hour per 5 km + 1 hour per 600 m of ascent
Elevation GainGain = sum of all positive elevation changes
Hiking Calorieskcal = MET × 3.5 × (body + pack kg) × minutes ÷ 200
Backpack WeightAim for ≤ 20% of body weight (≤ 10% for ultralight base weight)
Hiking Water≈ 0.5–1.25 litres per hour depending on heat and effort