Heart & Health

Maximum Heart Rate Calculator

Free instant max heart rate calculator with 220-age and Tanaka formulas for training-zone planning.

By Calculator Suite Pro Editorial Team | Last updated March 18, 2026

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Age (years)

220 - age

190 bpm

Tanaka

187 bpm

208 - 0.7 x age

Use

Estimate

Individual variation is normal.

Direct answer

Maximum Heart Rate Calculator gives an instant result from your inputs. Maximum heart rate (Max HR) is an estimate of your highest achievable heart beats per minute during intense exercise. Many training zone calculators use Max HR as the baseline. Formula snapshot: Formula 1: 220 - age (simple and widely known). Example: Age: 30 -> 220-age = 190 bpm; Tanaka = 187 bpm.

About this calculator

Maximum heart rate (Max HR) is an estimate of your highest achievable heart beats per minute during intense exercise. Many training zone calculators use Max HR as the baseline.

This tool provides estimates using common formulas like 220 - age and Tanaka (208 - 0.7 x age). These are population-level estimates and can vary significantly by individual.

For training zones, use the Heart Rate Zones calculator and choose which Max HR estimate you want to use (or enter your own tested Max HR).

How it works

A quick explanation of the logic behind the results, so you can trust what you see.

Formula 1: 220 - age (simple and widely known).
Formula 2: Tanaka: 208 - (0.7 x age) (often used as an alternative).
Both formulas provide an estimate, not a guaranteed personal maximum.
Your real Max HR can differ due to genetics, training status, and testing method.

Formula used

These are the core formulas and logic rules used by this calculator.

Formula 1: 220 - age (simple and widely known).
Formula 2: Tanaka: 208 - (0.7 x age) (often used as an alternative).
Both formulas provide an estimate, not a guaranteed personal maximum.
Your real Max HR can differ due to genetics, training status, and testing method.

Common use cases

Below are common real-world scenarios where this calculator is useful.

Setting training zone baselines
Understanding how age affects Max HR estimates
Quick reference for cardio planning
Comparing different Max HR formulas
Building heart rate zone charts
Education (learning basic HR formulas)
Planning interval training intensities
Fitness coaching discussions

How to use

Enter your age.
Calculate to see estimated Max HR from common formulas.
Use the value as a training reference estimate.
Open Heart Rate Zones calculator to see zone ranges.

Common mistakes to avoid

These are the issues that most often cause confusing results.

Assuming the estimate equals your true Max HR.
Using Max HR as a medical fitness clearance.
Ignoring symptoms and pushing too hard because a formula suggests it.
Confusing resting heart rate with maximum heart rate.
Using a formula without considering individual variation.

Tips and notes

Use formulas as a starting point, then adjust based on real training response.
If you have health concerns, consult a clinician before intense exercise.
For zones, use percentages of Max HR as a simple method, but note it is not the only training model.
If you have a tested Max HR from a professional test, use that for zones instead of formulas.

Glossary

Quick definitions for common terms used in this calculator.

Max HR

Maximum heart rate: highest heart beats per minute during intense exercise (estimated here).

Tanaka formula

Max HR estimate: 208 - 0.7 x age.

Examples

Age 30 example

Input: Age: 30

Output: 220-age = 190 bpm; Tanaka = 187 bpm

Age 45 example

Input: Age: 45

Output: Max HR estimates shown

Compare formulas

Input: Same age, two formulas

Output: Slightly different estimates

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Use these connected calculators together to build stronger risk-context insights.

FAQ

Is 220 - age accurate?

It is a simple estimate. Many people are above or below this value. Use it as a starting point.

Which formula should I use?

Either can be used for a starting estimate. Tanaka is a commonly cited alternative. The best choice is a tested Max HR if available.

Can I find my true Max HR without testing?

Not precisely. Field tests exist but carry risk. If unsure, consult a professional.

Does fitness level change Max HR?

Fitness improves performance but does not reliably increase Max HR. Max HR is largely genetic.

Is Max HR the same as target heart rate?

No. Target heart rate zones are ranges derived from Max HR (or other models).

Is it safe to train at high heart rates?

Safety depends on health status. If you have concerns, get medical advice before high-intensity training.

Is this calculator free to use?

Yes. This calculator is free to use without signup.

Can I use this calculator on mobile?

Yes. The calculator is mobile-friendly and works on desktop as well.

Last updated and references

Last updated: March 18, 2026

Reviewed by Calculator Suite Pro Editorial Team.

For sensitive health and finance topics, review official sources in addition to calculator outputs.

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