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Horsepower to Megawatts Converter

Convert horsepower to megawatts and megawatts to horsepower instantly. Bidirectional power converter with formula and common values.

hp

Megawatts

3.7285

MW

5000 hp = 3.7285 MW

MW = hp × 0.000745699

Horsepower to Megawatts: 1 hp equals 0.000746 MW. To convert horsepower to megawatts, multiply by 0.000746 (MW = hp × 0.000745699). For example, 10 hp = 0.007457 MW.

How to Convert Horsepower to Megawatts

To convert from horsepower to megawatts, multiply the value by 0.000746. The conversion is linear, meaning doubling the input doubles the output.

Conversion Formula

  • Horsepower to Megawatts: MW = hp × 0.000745699
  • Megawatts to Horsepower: hp = MW ÷ 0.000745699

Horsepower to Megawatts Conversion Chart

Horsepower (hp)Megawatts (MW)
0.17.45699e-5
0.250.000186
0.50.000373
10.000746
20.001491
30.002237
50.003728
100.007457
200.014914
250.018642
500.037285
1000.07457
2500.186425
10000.745699

Understanding the Units

What is a Horsepower?

One mechanical horsepower equals exactly 745.6998715822702 watts; one metric horsepower equals exactly 735.49875 watts.

Defined by James Watt to compare steam engines to draft horses pulling weights.

Common contexts: automotive, small engines.

What is a Megawatt?

A megawatt equals one million watts (10⁶ W).

Common contexts: power plants, industrial loads.

Real-World Reference Points

Item Horsepower (hp) Megawatts (MW)
Riding lawnmower180.0134
Compact sedan1500.1119
Sports car4000.2983

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FAQ

How do I convert horsepower to megawatts?

Multiply the horsepower value by 0.000745699. For example, 5,000 hp = 3.7285 MW.

How many horsepower does a large ship engine produce?

Large container ship engines can produce 80,000-100,000 hp (roughly 60-75 MW). Cruise ships typically have 40,000-75,000 hp.

What is the difference between mechanical and metric horsepower?

Mechanical horsepower (hp) = 745.7 W. Metric horsepower (PS/CV) = 735.5 W. The difference is about 1.4%.

How many megawatts are in 1 horsepower?

1 hp equals 0.000746 MW.

How do you convert horsepower to megawatts?

Multiply the horsepower value by 0.000746. Formula: MW = hp × 0.000745699.

How many megawatts are in 5 horsepower?

5 hp = 0.003728 MW.

How do you convert megawatts back to horsepower?

Use the inverse formula: hp = MW ÷ 0.000745699. For example, 1 MW = 1341.023657 hp.

What is the difference between Horsepower and Megawatt?

One mechanical horsepower equals exactly 745.6998715822702 watts; one metric horsepower equals exactly 735.49875 watts. A megawatt equals one million watts (10⁶ W).