Horsepower to Calories (hp → cal)
Formula
1 hp = 178.2265774378585 calConversion Table
| hp | cal |
|---|---|
| 0 | 0 |
| 1.0000 | 178.23 |
| 2.0000 | 356.45 |
| 3.0000 | 534.68 |
| 4.0000 | 712.91 |
| 5.0000 | 891.13 |
| 6.0000 | 1,069.4 |
| 7.0000 | 1,247.6 |
| 8.0000 | 1,425.8 |
| 9.0000 | 1,604.0 |
| 10.000 | 1,782.3 |
| 11.000 | 1,960.5 |
| 12.000 | 2,138.7 |
| 13.000 | 2,316.9 |
| 14.000 | 2,495.2 |
| 15.000 | 2,673.4 |
| 16.000 | 2,851.6 |
| 17.000 | 3,029.9 |
| 18.000 | 3,208.1 |
| 19.000 | 3,386.3 |
| hp | cal |
|---|---|
| 20.000 | 3,564.5 |
| 21.000 | 3,742.8 |
| 22.000 | 3,921.0 |
| 23.000 | 4,099.2 |
| 24.000 | 4,277.4 |
| 25.000 | 4,455.7 |
| 26.000 | 4,633.9 |
| 27.000 | 4,812.1 |
| 28.000 | 4,990.3 |
| 29.000 | 5,168.6 |
| 30.000 | 5,346.8 |
| 31.000 | 5,525.0 |
| 32.000 | 5,703.3 |
| 33.000 | 5,881.5 |
| 34.000 | 6,059.7 |
| 35.000 | 6,237.9 |
| 36.000 | 6,416.2 |
| 37.000 | 6,594.4 |
| 38.000 | 6,772.6 |
| 39.000 | 6,950.8 |
| hp | cal |
|---|---|
| 40.000 | 7,129.1 |
| 41.000 | 7,307.3 |
| 42.000 | 7,485.5 |
| 43.000 | 7,663.7 |
| 44.000 | 7,842.0 |
| 45.000 | 8,020.2 |
| 46.000 | 8,198.4 |
| 47.000 | 8,376.6 |
| 48.000 | 8,554.9 |
| 49.000 | 8,733.1 |
| 50.000 | 8,911.3 |
| 51.000 | 9,089.6 |
| 52.000 | 9,267.8 |
| 53.000 | 9,446.0 |
| 54.000 | 9,624.2 |
| 55.000 | 9,802.5 |
| 56.000 | 9,980.7 |
| 57.000 | 10,159 |
| 58.000 | 10,337 |
| 59.000 | 10,515 |
| hp | cal |
|---|---|
| 60.000 | 10,694 |
| 61.000 | 10,872 |
| 62.000 | 11,050 |
| 63.000 | 11,228 |
| 64.000 | 11,407 |
| 65.000 | 11,585 |
| 66.000 | 11,763 |
| 67.000 | 11,941 |
| 68.000 | 12,119 |
| 69.000 | 12,298 |
| 70.000 | 12,476 |
| 71.000 | 12,654 |
| 72.000 | 12,832 |
| 73.000 | 13,011 |
| 74.000 | 13,189 |
| 75.000 | 13,367 |
| 76.000 | 13,545 |
| 77.000 | 13,723 |
| 78.000 | 13,902 |
| 79.000 | 14,080 |
Horsepower to Calories Conversion
Converting Horsepower (hp) to Calories (cal) is a common energy and power conversion. 1 hp equals 178.226577 cal. For example, 100 hp is equal to 17,822.657744 cal.
Quick Mental Math: Horsepower to Calories
For energy conversions, identify the unit scale difference in the prefix or definition.
Why is converting Horsepower to Calories tricky?
Energy unit conversions involve non-linear factors across different measurement systems.
Quick Reference Values
1 hp = 178.226577 cal. 5 hp = 891.132887 cal. 10 hp = 1,782.265774 cal. 25 hp = 4,455.664436 cal. 50 hp = 8,911.328872 cal. 100 hp = 17,822.657744 cal.
What is Horsepower?
Horsepower (hp) is a unit of energy and power. Horsepower is a unit of power originally defined to compare the output of steam engines with draft horses. The mechanical horsepower equals exactly 745.7 watts, as standardized by the SAE and ISO. It measures the rate of work or energy transfer in engines and motors [nist-cuu]. James Watt introduced the horsepower unit in the late 18th century to market his improved steam engines by equating their power to that of horses. This practical definition facilitated industrial adoption and standardization of power output metrics [nist-cuu]. Horsepower remains common in automotive, marine, and industrial machinery industries, especially in the US and Europe. Although the watt is the SI unit for power, horsepower is often used in marketing and technical specifications [nist-cuu].
What is Calories?
Calories (cal) is a unit of energy and power. The calorie (cal) is defined as exactly 4.184 joules. It quantifies the energy needed to raise the temperature of one gram of water by 1°C under standard conditions. The calorie is widely used in chemistry and nutrition to express energy content [bipm-si-brochure]. The calorie was introduced in the early 19th century by Nicolas Clément and standardized internationally in the 20th century. It was adopted for practical energy measurement in chemistry and food science before the joule became the SI unit [bipm-si-brochure]. Calories remain common in food labeling, nutrition, and chemistry worldwide. The dietary Calorie (kcal) is prevalent in the US, Europe, and many countries while scientific contexts prefer the joule [bipm-si-brochure].
Common Misspellings
People often search for this conversion using these alternate spellings: horse power, horsepower, hp, horsepwer, horspower, calorie, cal, calory, calo. All of these refer to the Horsepower to Calories conversion.