免費且便捷的千卡與兆焦換算器，輸入千卡數量，點擊“換算”即可馬上知道千卡換算兆焦的結果。
大卡即為千卡（kilocalorie，簡寫為kcal），是國際熱量單位。1千卡等於1000卡，是1千克的水溫度升高1℃所需的熱量。
兆焦，即為一兆焦耳（1*10^6焦耳），大致相當於一輛一噸重的車以160km/h的速度行駛所具有的動能。
| 千卡 (kcal) | 兆焦 (MJ) |
|---|---|
| 0.1 kcal | 0.000418585 MJ |
| 0.5 kcal | 0.00209293 MJ |
| 1 kcal | 0.00418585 MJ |
| 1.5 kcal | 0.00627878 MJ |
| 2 kcal | 0.0083717 MJ |
| 3 kcal | 0.0125576 MJ |
| 4 kcal | 0.0167434 MJ |
| 5 kcal | 0.0209293 MJ |
| 6 kcal | 0.0251151 MJ |
| 7 kcal | 0.029301 MJ |
| 8 kcal | 0.0334868 MJ |
| 9 kcal | 0.0376727 MJ |
| 10 kcal | 0.0418585 MJ |
| 11 kcal | 0.0460444 MJ |
| 12 kcal | 0.0502302 MJ |
| 13 kcal | 0.0544161 MJ |
| 14 kcal | 0.0586019 MJ |
| 15 kcal | 0.0627878 MJ |
| 16 kcal | 0.0669736 MJ |
| 17 kcal | 0.0711595 MJ |
| 18 kcal | 0.0753453 MJ |
| 19 kcal | 0.0795312 MJ |
| 20 kcal | 0.083717 MJ |
| 25 kcal | 0.104646 MJ |
| 30 kcal | 0.125576 MJ |
| 35 kcal | 0.146505 MJ |
| 40 kcal | 0.167434 MJ |
| 45 kcal | 0.188363 MJ |
| 50 kcal | 0.209293 MJ |
| 千卡 (kcal) | 兆焦 (MJ) |
|---|---|
| 55 kcal | 0.230222 MJ |
| 60 kcal | 0.251151 MJ |
| 65 kcal | 0.27208 MJ |
| 70 kcal | 0.29301 MJ |
| 75 kcal | 0.313939 MJ |
| 80 kcal | 0.334868 MJ |
| 85 kcal | 0.355797 MJ |
| 90 kcal | 0.376727 MJ |
| 95 kcal | 0.397656 MJ |
| 100 kcal | 0.418585 MJ |
| 150 kcal | 0.627878 MJ |
| 200 kcal | 0.83717 MJ |
| 250 kcal | 1.04646 MJ |
| 300 kcal | 1.25576 MJ |
| 350 kcal | 1.46505 MJ |
| 400 kcal | 1.67434 MJ |
| 450 kcal | 1.88363 MJ |
| 500 kcal | 2.09293 MJ |
| 550 kcal | 2.30222 MJ |
| 600 kcal | 2.51151 MJ |
| 650 kcal | 2.7208 MJ |
| 700 kcal | 2.9301 MJ |
| 750 kcal | 3.13939 MJ |
| 800 kcal | 3.34868 MJ |
| 850 kcal | 3.55797 MJ |
| 900 kcal | 3.76727 MJ |
| 950 kcal | 3.97656 MJ |
| 1000 kcal | 4.18585 MJ |
| 5000 kcal | 20.9293 MJ |