83 horsepower works out to 61.89308934 kW. The calculation is 83 × 0.7456998716, and the unrounded result is 61.8930893413 kilowatts, which is the number to use if this feeds into anything else.
61.8931 kW is 83 mechanical horsepower and 84.15 metric PS. Put that through a 1,400 kg car at 80% drivetrain efficiency and the energy needed to reach 100 km/h — 540.1 kJ — takes about 10.9 seconds to deliver, which is a floor rather than a real figure because it ignores drag and traction limits.
The result sits 1.893 kW past 60 kW, so if you need a round figure to quote, 60 kW is the honest nearest one. Plenty of people do this in their head: divide by 1.3 instead of using the exact factor 0.7456998716. At 83 that shortcut gives 63.846154 kilowatts, off by 1.953 kilowatts or about 3.16%. Fine for a rough estimate, not fine for anything you are cutting to size or dosing.
The formula
83 hp- The quantity being converted
0.7456998716- Exact kilowatts in one horsepower
61.89308934 kW- The converted result
How it works, step by step
- Take the horsepower value, 83.
- Apply the defined factor: one horsepower is 0.7456998716 kilowatts, so multiply by that.
- That gives 61.8930893413 kilowatts.
- Going the other way, divide rather than multiply — 61.89308934 kW ÷ 0.7456998716 brings you back to 83 hp.
Worked examples
The calculation
Because this is a straight proportion, 83 hp × 0.7456998716 = 61.8930893413 kW — no offset, no second term, nothing else to account for.
Proving it both ways
Divide the answer back: 61.89308934 kW ÷ 0.7456998716 returns 83 hp. If a converter fails this test it has inverted the factor, which is the single most common conversion error there is.
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Frequently asked questions
What is 83 horsepower in kilowatts?
It comes to 61.89308934 kW. The unrounded figure is 61.8930893413 kilowatts, if you need to carry it forward.
How do you convert horsepower to kilowatts?
One step: multiply the horsepower figure by 0.7456998716. Here that is 83 × 0.7456998716 = 61.89308934 kilowatts.
What is 61.89308934 kilowatts back in horsepower?
83 horsepower. Dividing by 0.7456998716 undoes the conversion exactly.
Is 83 hp a lot?
61.8931 kW is 83 mechanical horsepower and 84.15 metric PS. Put that through a 1,400 kg car at 80% drivetrain efficiency and the energy needed to reach 100 km/h — 540.1 kJ — takes about 10.9 seconds to deliver, which is a floor rather than a real figure because it ignores drag and traction limits. The table lower down places it beside its neighbours so you can see where it sits.
What is a horsepower?
Mechanical horsepower, defined by James Watt as 550 foot-pounds per second.
What is a kilowatt?
The rating unit for motors, EV chargers and solar arrays.
83 hp in kilowatts — nearby values
| Horsepower | Kilowatts | Unrounded |
|---|---|---|
| 77 hp | 57.41889 | 57.41889011 |
| 78 hp | 58.16459 | 58.16458998 |
| 79 hp | 58.91029 | 58.91028985 |
| 80 hp | 59.65599 | 59.65598973 |
| 81 hp | 60.40169 | 60.4016896 |
| 82 hp | 61.147389 | 61.14738947 |
| 83 hp | 61.893089 | 61.89308934 |
| 84 hp | 62.638789 | 62.63878921 |
| 85 hp | 63.384489 | 63.38448908 |
| 86 hp | 64.130189 | 64.13018896 |
| 87 hp | 64.875889 | 64.87588883 |
| 88 hp | 65.621589 | 65.6215887 |
| 89 hp | 66.367289 | 66.36728857 |
Exact factor: 1 horsepower = 0.745699871582 kilowatts. The row for 83 hp is the value this page is about.