Convert Nautical miles per pound to Kilometres per pound

Convert Nautical miles per pound (nmi/lb) to Kilometres per pound (km/lb) instantly and accurately.

Nautical miles per pound (nmi/lb)
Kilometres per pound (km/lb)

Conversion Formula

km/lb = nmi/lb × 1.852

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 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

Nautical miles per pound (nmi/lb)Kilometres per pound (km/lb)
1 nmi/lb1.852 km/lb
2 nmi/lb3.704 km/lb
5 nmi/lb9.26 km/lb
10 nmi/lb18.52 km/lb
25 nmi/lb46.3 km/lb
50 nmi/lb92.6 km/lb
100 nmi/lb185.2 km/lb

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