Convert Kilometres per gram to Miles per pound

Convert Kilometres per gram (km/g) to Miles per pound (mi/lb) instantly and accurately.

Kilometres per gram (km/g)
Miles per pound (mi/lb)

Conversion Formula

mi/lb = km/g × 281.8492317

About Kilometres per gram

The kilometre per gram (km/g) equals 1000 km/kg, the unit for ultra-efficient propulsion systems and hydrogen fuel cell vehicles. A Toyota Mirai at 140 km/kg H₂ = 0.14 km/g; hypothetical rocket-propellant comparison studies use km/g to express chemical energy density. A solid-propellant gas generator releasing 1 km of equivalent travel per gram of propellant represents extreme efficiency. 1 km/g = 1000 km/kg.

About Miles per pound

The mile per pound (mi/lb) equals ≈3.548 km/kg, the traditional US aviation mass-efficiency unit. Cessna 172 on avgas: ≈0.28-0.32 mi/lb; Piper Cherokee: ≈0.30-0.35 mi/lb; Boeing 737 MAX per seat: ≈0.10-0.15 mi/lb. US military aircraft fuel efficiency analyses and early NASA propellant studies used mi/lb. 1 mi/lb ≈3.548 km/kg = 1.609344/0.45359237 km/kg.

Quick Reference Table

Kilometres per gram (km/g)Miles per pound (mi/lb)
1 km/g281.849 mi/lb
2 km/g563.698 mi/lb
5 km/g1409.25 mi/lb
10 km/g2818.49 mi/lb
25 km/g7046.23 mi/lb
50 km/g14092.5 mi/lb
100 km/g28184.9 mi/lb

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