Power converter

Convert Metric Horsepower to Horsepower

Convert Metric Horsepower to Horsepower instantly. 1 Metric Horsepower (PS) equals 0.9863 Horsepower (hp).

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Metric Horsepower to Horsepower conversion table

Metric Horsepower (PS)Horsepower (hp)
1 PS 0.9863 hp
2 PS 1.9726 hp
3 PS 2.959 hp
5 PS 4.9316 hp
10 PS 9.8632 hp
20 PS 19.7264 hp
50 PS 49.316 hp
100 PS 98.632 hp
500 PS 493.16 hp
1,000 PS 986.3201 hp
Conversion 1 Metric Horsepower = 0.9863 Horsepower · multiply Metric Horsepower by 0.9863

About converting Metric Horsepower to Horsepower

Metric Horsepower (PS) and Horsepower (hp) are both units of power, so converting between them is a single multiplication: multiply your Metric Horsepower figure by 0.9863. Ten Metric Horsepower comes to 9.8632 Horsepower, and a hundred works out at 98.632 Horsepower.

Rule of thumb: going from Metric Horsepower to Horsepower divides, so the figure always shrinks — it takes about 1.0139 Metric Horsepower to make a single Horsepower. If your answer came out bigger, you have the conversion the wrong way round.

What is a Metric Horsepower?

Metric horsepower is why the same car is advertised with two different "horsepower" numbers depending on which side of the Atlantic you read about it. It is defined as exactly 75 kilogram-force metres per second, which makes it slightly smaller than the mechanical horsepower used in Britain and America — so the European figure for an identical engine always comes out a little higher, and neither number is wrong. It is written PS in Germany, from Pferdestärke, and turns up as CV or hk elsewhere. Enthusiast arguments about a car’s "real" output are very often just this unit mismatch.

What is a Horsepower?

Horsepower is a marketing unit that became a standard. James Watt devised it to sell steam engines to mine owners who had never bought an engine but had bought plenty of horses: by measuring what a draught horse could actually lift over a working day, he could quote an engine as worth so many horses and let the buyer do the arithmetic. Mechanical or imperial horsepower is defined as exactly 550 foot-pounds-force per second, which is why it lands on no tidy figure in watts. Two and a half centuries after the horses left, it is still how cars, outboards and lawn tractors are advertised.

To put both in perspective: a hot hatch might be advertised at 200 PS in Germany, while a family hatchback makes something like 120 horsepower.

The converter above updates as you type, and the table lists common values for quick reference. Need the opposite direction? Use the Horsepower to Metric Horsepower converter, or browse all Power converters.

Frequently asked questions

How many Horsepower are in one Metric Horsepower?

There are 0.9863 Horsepower in one Metric Horsepower.

How do I convert Metric Horsepower to Horsepower?

Multiply the number of Metric Horsepower by 0.9863. For example, 10 Metric Horsepower = 9.8632 Horsepower.

What is 100 Metric Horsepower in Horsepower?

100 Metric Horsepower is equal to 98.632 Horsepower.

How do I convert Horsepower to Metric Horsepower?

Multiply the Horsepower value by 1.0139 (or divide by 0.9863).

Is this Metric Horsepower to Horsepower conversion exact?

The definition is exact — Metric Horsepower and Horsepower are both fixed against the same base by international agreement — but the decimal shown here is rounded for readability, because the true ratio does not terminate. For engineering or scientific work, carry more decimal places than this page displays.

What is a Metric Horsepower?

Metric horsepower is why the same car is advertised with two different "horsepower" numbers depending on which side of the Atlantic you read about it. It is defined as exactly 75 kilogram-force metres per second, which makes it slightly smaller than the mechanical horsepower used in Britain and America — so the European figure for an identical engine always comes out a little higher, and neither number is wrong. It is written PS in Germany, from Pferdestärke, and turns up as CV or hk elsewhere. Enthusiast arguments about a car’s "real" output are very often just this unit mismatch.

What is a Horsepower?

Horsepower is a marketing unit that became a standard. James Watt devised it to sell steam engines to mine owners who had never bought an engine but had bought plenty of horses: by measuring what a draught horse could actually lift over a working day, he could quote an engine as worth so many horses and let the buyer do the arithmetic. Mechanical or imperial horsepower is defined as exactly 550 foot-pounds-force per second, which is why it lands on no tidy figure in watts. Two and a half centuries after the horses left, it is still how cars, outboards and lawn tractors are advertised.