Convert Miles per pound to Kilometres per pound

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

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

Conversion Formula

km/lb = mi/lb × 1.609344

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.

About Kilometres per pound

The kilometre per pound (km/lb) equals ≈2.205 km/kg, common in US-to-metric cross-border transport analysis and fuel research papers where distances are in km but fuel invoices are weighed in pounds. A car burning 6 kg/100 km petrol gets ≈16.7 km/kg = 7.57 km/lb. 1 km/lb = 1/0.45359237 km/kg ≈2.205 km/kg.

Quick Reference Table

Miles per pound (mi/lb)Kilometres per pound (km/lb)
1 mi/lb1.60934 km/lb
2 mi/lb3.21869 km/lb
5 mi/lb8.04672 km/lb
10 mi/lb16.0934 km/lb
25 mi/lb40.2336 km/lb
50 mi/lb80.4672 km/lb
100 mi/lb160.934 km/lb

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