Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Sports
Heart Rate Training Zones Calculator
Find your personalized cardio training zones by age and resting heart rate. Use it before a workout to set treadmill targets or structure interval sessions across five intensity bands.
Fill in the required fields to see your result.
Fitness
Heart Rate Training Zones Calculator
Calculate your personalised heart rate training zones using the Karvonen heart rate reserve method, which factors in resting heart rate to give zones that actually reflect your cardiovascular fitness. Used by coaches and endurance athletes to keep aerobic, threshold, and VO2-max sessions in the right intensity bands.
Fill in the required fields to see your result.
Key differences
| Heart Rate Training Zones Calculator | Heart Rate Training Zones Calculator | |
|---|---|---|
| Category | Sports | Fitness |
| Inputs required | 3 | 4 |
| Result | Aerobic Zone (70%) (bpm) | Zone 3 Target HR (bpm) |
| What it does | Find your personalized cardio training zones by age and resting heart rate. Use it before a workout to set treadmill targets or structure interval sessions across five intensity bands. | Calculate your personalised heart rate training zones using the Karvonen heart rate reserve method, which factors in resting heart rate to give zones that actually reflect your cardiovascular fitness. Used by coaches and endurance athletes to keep aerobic, threshold, and VO2-max sessions in the right intensity bands. |