CrossFit is a very high-intensity activity. A 155-pound person burns approximately 361.8 calories in 30 minutes and 723.5 calories in a full hour. Heavier individuals burn more calories for the same duration, while lighter individuals burn fewer. Use the calculator below to get a personalised estimate based on your own weight and time.
📊 Calories Burned by Weight and Duration
Estimated calories burned doing CrossFit at various body weights and durations.
| Duration | 130 lbs | 155 lbs | 180 lbs | 205 lbs |
|---|---|---|---|---|
| 15 min | 151.7 cal | 180.9 cal | 210.1 cal | 239.2 cal |
| 30 min | 303.4 cal | 361.8 cal | 420.1 cal | 478.5 cal |
| 45 min | 455.1 cal | 542.7 cal | 630.2 cal | 717.7 cal |
| 60 min | 606.8 cal | 723.5 cal | 840.2 cal | 956.9 cal |
* Estimates are based on MET values and are approximations. Actual calories burned depend on fitness level, terrain, and individual factors.
🧮 Personalised Calorie Calculator
Enter your weight and exercise duration for a more accurate estimate.
About CrossFit
CrossFit combines high-intensity functional movements including Olympic weightlifting, gymnastics, and metabolic conditioning into varied daily workouts. A 155-pound person burns approximately 361.8 calories in 30 minutes, reflecting the extremely high metabolic demand of typical CrossFit workouts. The combination of strength and cardio elements produces significant post-exercise calorie burn.
CrossFit is performed in a community-focused gym environment with coached sessions. The variety of movements and competitive atmosphere drives motivation and adaptation. Proper coaching is important, particularly for Olympic lifting technique, to train safely and effectively.
⚖️ Compare With Other Exercises
Calories burned in 30 minutes at 155 lbs.
| Exercise | Calories (30 min / 155 lbs) |
|---|---|
| Walking: 19 minutes per mile | 137.9 cal |
| Running: 9 minutes per mile | 387.7 cal |
| Lifting Weights | 177.3 cal |
| Bench Press | 140.4 cal |
| Kickboxing (Cardio) | 313.9 cal |