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Convert horsepower to metric horsepower (hp to PS)

Type a value in horsepower or in metric horsepower: the other field updates as you type. Below you will find the formula, a worked example and a hp to PS chart.

Updated on

1 hp = 1.01387 PS

How to convert horsepower to metric horsepower

Formula: PS = hp × 1.01387

Worked example: 200 hp → 200 × 1.01387 = 202.774 PS

Horsepower to metric horsepower conversion chart

Horsepower (hp)Metric horsepower (PS)
1 hp1.01387 PS
5 hp5.06935 PS
10 hp10.1387 PS
50 hp50.6935 PS
75 hp76.0402 PS
100 hp101.387 PS
150 hp152.08 PS
200 hp202.774 PS
250 hp253.467 PS
300 hp304.161 PS
400 hp405.548 PS
500 hp506.935 PS
600 hp608.322 PS
800 hp811.096 PS
1,000 hp1,013.87 PS

What is one horsepower?

Mechanical horsepower, defined as 550 foot-pounds per second, equals about 745.7 watts. It is the unit of US and UK car engines, lawn mowers and boat motors. The word stays the same in the plural.

What is one metric horsepower?

Metric horsepower, 735.5 watts, is the power that lifts 75 kilograms by one meter in one second. German brochures write it PS and French ones ch. It is about 1.4% smaller than mechanical horsepower.

Frequently asked questions

How many metric horsepower are in one horsepower?

One horsepower equals 1.01387 metric horsepower. To convert any value, multiply the number of horsepower by 1.01387.

How do you convert horsepower to metric horsepower?

Use the formula PS = hp × 1.01387. Example: 200 hp → 200 × 1.01387 = 202.774 PS.

How many horsepower are in one metric horsepower?

One metric horsepower equals 0.98632 horsepower. That is the reverse conversion, from metric horsepower to horsepower.

Results are rounded to 6 significant digits; the conversion factors are the exact legal definitions.

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