Horsepower to Kilowatts

Type a value in hp and get kW instantly: 1 hp = 0.7457 kW

Kilowatts (kW) 0.7457

1 hp = 0.7457 kW

⇄ Kilowatt → Horsepower
kW = hp × 0.7457Formula
hp = kW × 1.34102Reverse formula
1 hp = 0.7457 kWFactor

The conversion between horsepower (hp) and kilowatts (kW) is fixed: 1 hp = 0.7457 kW and 1 kW = 1.341 hp. To convert hp to kW, multiply by 0.7457; to go the other way, multiply by 1.341 (or divide by 0.7457). For example, 100 hp = 74.57 kW and 300 hp = 223.71 kW.

Enter any value in the converter above; the result updates as you type. You will also find a ready-made table for common values, the formula, and a link to the reverse conversion (kilowatts to horsepower).

This page uses mechanical (imperial) horsepower: 1 hp = 745.7 W = 0.7457 kW. Metric horsepower (PS, CV, ch) is slightly smaller at 735.5 W, so for European car specifications use the PS to kW converter.

Quick answers

1 hp = 0.7457 kW 10 hp = 7.457 kW 50 hp = 37.285 kW 120 hp = 89.484 kW 250 hp = 186.42 kW 400 hp = 298.28 kW 500 hp = 372.85 kW 1,000 hp = 745.7 kW

Horsepower to Kilowatts conversion table

Horsepower (hp)Kilowatts (kW)
1 hp0.7457 kW
2 hp1.4914 kW
5 hp3.7285 kW
10 hp7.457 kW
20 hp14.914 kW
50 hp37.285 kW
75 hp55.927 kW
100 hp74.57 kW
120 hp89.484 kW
150 hp111.85 kW
200 hp149.14 kW
250 hp186.42 kW
300 hp223.71 kW
350 hp260.99 kW
400 hp298.28 kW
450 hp335.56 kW
500 hp372.85 kW
600 hp447.42 kW
700 hp521.99 kW
1,000 hp745.7 kW

Kilowatts to Horsepower quick table

Kilowatts (kW)Horsepower (hp)
1 kW1.341 hp
5 kW6.7051 hp
15 kW20.115 hp
37 kW49.618 hp
55 kW73.756 hp
90 kW120.69 hp
110 kW147.51 hp
200 kW268.2 hp
300 kW402.31 hp
500 kW670.51 hp
Go to the kilowatts to horsepower converter →

Frequently Asked Questions

How many kilowatts are in 1 Horsepower?

1 hp = 0.7457 kW. Multiply a value in hp by 0.7457 to get kW.

How do I convert kilowatts to horsepower?

Multiply the value in kW by 1.341, or divide it by 0.7457. For example, 74.57 kW ≈ 100 hp.

What is 300 hp in kW?

300 hp = 223.71 kW.

Is the factor 0.7457 exact?

Both units have exact international definitions, so the factor is fixed; only the displayed value is rounded.

Open the unit converter 13 categories, both directions; Horsepower ↔ Kilowatt preselected

More power conversions

Metric horsepower (PS) → Kilowatt 1 PS = 0.7355 kW Kilowatt → Metric horsepower (PS) 1 kW = 1.3596 PS
All unit conversion tables →