Convert Nautical miles per pound to Kilometres per kilogram
Convert Nautical miles per pound (nmi/lb) to Kilometres per kilogram (km/kg) instantly and accurately.
Conversion Formula
km/kg = nmi/lb × 4.082961096
About Nautical miles per pound
The nautical mile per pound (nmi/lb) equals ≈4.083 km/kg, the standard fuel efficiency unit in US and NATO aviation engineering. Range planning for US Navy, USAF, and FAA-certified aircraft uses nmi/lb or gallons/nmi; ICAO fuel planning worksheets include nmi/lb columns. Typical values: commercial turbofan 0.10-0.25 nmi/lb; turboprop commuter 0.08-0.15 nmi/lb. 1 nmi/lb ≈4.083 km/kg.
About Kilometres per kilogram
The kilometre per kilogram (km/kg) is the standard metric mass-based fuel efficiency unit. Toyota Mirai FCEV: ≈140 km/kg H₂; current-generation hydrogen buses: 8-12 km/kg; LPG cars: 12-17 km/kg; CNG cars: 14-18 km/kg. Aviation: Airbus A320neo ≈0.08 km/kg fuel per seat. 1 km/kg = 1000 m/kg ≈0.621 mi/kg.
Quick Reference Table
| Nautical miles per pound (nmi/lb) | Kilometres per kilogram (km/kg) |
|---|---|
| 1 nmi/lb | 4.08296 km/kg |
| 2 nmi/lb | 8.16592 km/kg |
| 5 nmi/lb | 20.4148 km/kg |
| 10 nmi/lb | 40.8296 km/kg |
| 25 nmi/lb | 102.074 km/kg |
| 50 nmi/lb | 204.148 km/kg |
| 100 nmi/lb | 408.296 km/kg |