BMR
1,581kcal
at rest
Sedentary
1,897kcal
×1.2
Lightly active
2,174kcal
×1.375
Moderately active
2,450kcal
×1.55
Show the math
BMR = 10 × 68.0 kg + 6.25 × 175.3 cm − 5 × 40 + 5 = 1,581 kcal
TDEE = 1,581 × 1.375 = 2,174 kcal/day
TDEE by age and activity
Daily calories burned for a 150 lb man, 5 ft 9 in tall, by age and activity level.
| Age | Sedentary | Lightly active | Moderately active | Very active | Extra active |
|---|---|---|---|---|---|
| Age 20 | 2,017 | 2,311 | 2,605 | 2,899 | 3,193 |
| Age 30 | 1,957 | 2,242 | 2,528 | 2,813 | 3,098 |
| Age 40 | 1,897 | 2,174 | 2,450 | 2,727 | 3,003 |
| Age 50 | 1,837 | 2,105 | 2,373 | 2,641 | 2,908 |
| Age 60 | 1,777 | 2,036 | 2,295 | 2,554 | 2,813 |
| Age 70 | 1,717 | 1,967 | 2,218 | 2,468 | 2,718 |
TDEE by height
Same weight at age 40, different heights.
| Height | Sedentary | Light | Moderate |
|---|---|---|---|
| 5 ft 4 in | 1,802 | 2,064 | 2,327 |
| 5 ft 6 in | 1,840 | 2,108 | 2,376 |
| 5 ft 8 in | 1,878 | 2,152 | 2,426 |
| 5 ft 10 in | 1,916 | 2,195 | 2,475 |
| 6 ft 0 in | 1,954 | 2,239 | 2,524 |
| 6 ft 2 in | 1,992 | 2,283 | 2,573 |
| 6 ft 4 in | 2,030 | 2,326 | 2,622 |
Calories to lose weight
| Goal | Calories/day | Change |
|---|---|---|
| Maintain | 2,174 | 0 |
| Lose 0.5 lb/week | 1,924 | -250 |
| Lose 1 lb/week | 1,674 | -500 |
| Lose 1.5 lb/week | 1,500 * | -750 |
| Lose 2 lb/week | 1,500 * | -1,000 |
Lightly active, age 40, 5 ft 9 in. * Raised to 1,500 kcal, a common minimum without medical supervision.
How to use it
- Enter your numbers. Switch between US and metric units at any time.
- Results update as you type, and the formula is shown so you can check it.
- Copy the link, save the plan on this device, or print it for your next appointment.
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These are estimates, not a diagnosis. A clinician can account for your health history and medicines.
Nearby weights
Common questions
How many calories does a 150 lb man burn a day?
About 1,581 calories at rest (BMR) and about 2,174 on a lightly active day, at 5 ft 9 in and age 40. Height, age and activity change it.
How many calories should a 150 lb man eat to lose weight?
About 1,674 a day for roughly 1 lb a week, if lightly active (a 500-calorie deficit).
Is this exact?
No. Formulas estimate averages within roughly 10% for most people. Track your weight for 2 to 3 weeks and adjust.