BMR
2,669kcal
at rest
Sedentary
3,203kcal
×1.2
Lightly active
3,670kcal
×1.375
Moderately active
4,138kcal
×1.55
Show the math
BMR = 10 × 176.9 kg + 6.25 × 175.3 cm − 5 × 40 + 5 = 2,669 kcal
TDEE = 2,669 × 1.375 = 3,670 kcal/day
TDEE by age and activity
Daily calories burned for a 390 lb man, 5 ft 9 in tall, by age and activity level.
| Age | Sedentary | Lightly active | Moderately active | Very active | Extra active |
|---|---|---|---|---|---|
| Age 20 | 3,323 | 3,808 | 4,293 | 4,777 | 5,262 |
| Age 30 | 3,263 | 3,739 | 4,215 | 4,691 | 5,167 |
| Age 40 | 3,203 | 3,670 | 4,138 | 4,605 | 5,072 |
| Age 50 | 3,143 | 3,602 | 4,060 | 4,518 | 4,977 |
| Age 60 | 3,083 | 3,533 | 3,983 | 4,432 | 4,882 |
| Age 70 | 3,023 | 3,464 | 3,905 | 4,346 | 4,787 |
TDEE by height
Same weight at age 40, different heights.
| Height | Sedentary | Light | Moderate |
|---|---|---|---|
| 5 ft 4 in | 3,108 | 3,561 | 4,015 |
| 5 ft 6 in | 3,146 | 3,605 | 4,064 |
| 5 ft 8 in | 3,184 | 3,649 | 4,113 |
| 5 ft 10 in | 3,222 | 3,692 | 4,162 |
| 6 ft 0 in | 3,260 | 3,736 | 4,211 |
| 6 ft 2 in | 3,299 | 3,780 | 4,261 |
| 6 ft 4 in | 3,337 | 3,823 | 4,310 |
Calories to lose weight
| Goal | Calories/day | Change |
|---|---|---|
| Maintain | 3,670 | 0 |
| Lose 0.5 lb/week | 3,420 | -250 |
| Lose 1 lb/week | 3,170 | -500 |
| Lose 1.5 lb/week | 2,920 | -750 |
| Lose 2 lb/week | 2,670 | -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 390 lb man burn a day?
About 2,669 calories at rest (BMR) and about 3,670 on a lightly active day, at 5 ft 9 in and age 40. Height, age and activity change it.
How many calories should a 390 lb man eat to lose weight?
About 3,170 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.