How do I convert kWh/100km to Wh/mi?

Use the formula shown above or enter a value to see kWh/100km converted to Wh/mi instantly.

What is the formula for kWh/100km to Wh/mi?

The converter calculates Wh/mi by applying the category-specific conversion factor for Fuel Economy.

When should I use kWh/100km vs Wh/mi?

kWh/100km and Wh/mi are both part of the Fuel Economy category; pick the unit that matches your measurement context (e.g., scale, region, or industry standard).

Fuel Economy & Efficiency Reference

Convert kWh/100km to Wh/mi

Use the live converter below to translate between kWh per 100 km (kWh/100km) and Watt-hour per mile (Wh/mi). Scroll further for quick examples, formula tips, and related units.

Formula insight: Converting between efficiency (km/L, MPG) and consumption (L/100km) units requires using the inverse relationship: consumption = 100 ÷ efficiency.

Convert

kWh/100km → Wh/mi

kWh per 100 km

kWh/100km

Watt-hour per mile

16.0934

Wh/mi

Rounded result (4 decimals max)

Formula

1 kWh/100km = 16.0934 Wh/mi

Conversion sourcesTap or click to view references

The International System of Units (SI) — NIST Special Publication 330
National Institute of Standards and Technology (NIST). The SI Brochure (SP 330) is the definitive English edition of the BIPM SI tables. NIST’s edition lists the official constants and conversion factors tying inch-pound units to SI, which SwapUnits applies for length, mass, temperature, pressure, volume, and related conversions. See /standards/nist-si-tenfold for the complete decimal multiple/submultiple table. View source · View SI table
Fuel Economy Guide (Model Year 2024)
U.S. Environmental Protection Agency & U.S. Department of Energy. Describes how MPG, km/L, and L/100 km ratings are calculated for the U.S. Monroney label and how to interpret efficiency versus consumption metrics. View source
Alternative Fuels Data Center: Fuel Properties Comparison
U.S. Department of Energy. Lists gasoline lower heating value (about 32 MJ/gal, which is roughly 9.5 kWh per liter), letting the app convert between liquid-fuel efficiency (km/L) and EV metrics (km/kWh, kWh/100 km, Wh/km). View source

Results update as you type. Swap the direction to convert back from Wh/mi to kWh/100km.

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kWh/100km to Wh/mi quick table

Multiply any row by the same factor to scale results. Use the converter above to enter exact values with your own units.

kWh per 100 km (kWh/100km)	Watt-hour per mile (Wh/mi)
2 kWh/100km	32.1869 Wh/mi
4 kWh/100km	64.3738 Wh/mi
6 kWh/100km	96.5606 Wh/mi
8 kWh/100km	128.7475 Wh/mi
10 kWh/100km	160.9344 Wh/mi
15 kWh/100km	241.4016 Wh/mi
20 kWh/100km	321.8688 Wh/mi

Wh/mi back to kWh/100km

Keep the reciprocal handy when double-checking calculations or undoing a conversion.

Watt-hour per mile (Wh/mi)	kWh per 100 km (kWh/100km)
2 Wh/mi	0.1243 kWh/100km
4 Wh/mi	0.2485 kWh/100km
6 Wh/mi	0.3728 kWh/100km
8 Wh/mi	0.4971 kWh/100km
10 Wh/mi	0.6214 kWh/100km
15 Wh/mi	0.9321 kWh/100km
20 Wh/mi	1.2427 kWh/100km