BMR
2,197kcal
at rest
Sedentary
2,637kcal
×1.2
Lightly active
3,021kcal
×1.375
Moderately active
3,406kcal
×1.55
Show the math
BMR = 10 × 154.2 kg + 6.25 × 162.6 cm − 5 × 40 − 161 = 2,197 kcal
TDEE = 2,197 × 1.375 = 3,021 kcal/day
TDEE by age and activity
Daily calories burned for a 340 lb woman, 5 ft 4 in tall, by age and activity level.
| Age | Sedentary | Lightly active | Moderately active | Very active | Extra active |
|---|---|---|---|---|---|
| Age 20 | 2,757 | 3,159 | 3,561 | 3,963 | 4,365 |
| Age 30 | 2,697 | 3,090 | 3,483 | 3,876 | 4,270 |
| Age 40 | 2,637 | 3,021 | 3,406 | 3,790 | 4,175 |
| Age 50 | 2,577 | 2,952 | 3,328 | 3,704 | 4,080 |
| Age 60 | 2,517 | 2,884 | 3,251 | 3,618 | 3,985 |
| Age 70 | 2,457 | 2,815 | 3,173 | 3,531 | 3,890 |
TDEE by height
Same weight at age 40, different heights.
| Height | Sedentary | Light | Moderate |
|---|---|---|---|
| 5 ft 0 in | 2,560 | 2,934 | 3,307 |
| 5 ft 2 in | 2,599 | 2,978 | 3,356 |
| 5 ft 4 in | 2,637 | 3,021 | 3,406 |
| 5 ft 6 in | 2,675 | 3,065 | 3,455 |
| 5 ft 8 in | 2,713 | 3,108 | 3,504 |
| 5 ft 10 in | 2,751 | 3,152 | 3,553 |
Calories to lose weight
| Goal | Calories/day | Change |
|---|---|---|
| Maintain | 3,021 | 0 |
| Lose 0.5 lb/week | 2,771 | -250 |
| Lose 1 lb/week | 2,521 | -500 |
| Lose 1.5 lb/week | 2,271 | -750 |
| Lose 2 lb/week | 2,021 | -1,000 |
Lightly active, age 40, 5 ft 4 in. * Raised to 1,200 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 340 lb woman burn a day?
About 2,197 calories at rest (BMR) and about 3,021 on a lightly active day, at 5 ft 4 in and age 40. Height, age and activity change it.
How many calories should a 340 lb woman eat to lose weight?
About 2,521 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.