Fitness

Target Heart Rate Calculator

Use this target heart rate calculator to calculate estimate target heart rate using the karvonen method.

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Calculator

Calculate instantly

Calculator Inputs

Choose what you want to calculate, enter realistic values, adjust units where shown, and use the scenario section for repeated-use planning.

Max heart ratebpmbpm0570

Resting heart ratebpmbpm0180

Intensity%%0210

Input and Formula Breakdown

This calculator applies the formula Target HR = (Max HR - Resting HR) x Intensity + Resting HR. Enter each value with the matching unit, and AZCalculate updates the result instantly.

Max heart rate

190 bpm

Resting heart rate

60 bpm

Intensity

70 %

Target heart rate

151 bpm

Scenario and Comparison

Usage counttimesComparison adjustment%

Current

151 bpm

Projected

1,812

Adjusted

166.1

Visual Comparison

Current result151

Projected usage1,812

Comparison scenario166.1

Formula Explanation

Target HR = (Max HR - Resting HR) x Intensity + Resting HR

This calculator applies the formula Target HR = (Max HR - Resting HR) x Intensity + Resting HR. Enter each value with the matching unit, and AZCalculate updates the result instantly.

Use Cases

Plan cardio zones
Set workout intensity
Track training

Step-by-Step Explanation

Step 1Enter the known values in the calculator fields.
Step 2Keep the units consistent with the labels shown beside each input.
Step 3Apply the formula: Target HR = (Max HR - Resting HR) x Intensity + Resting HR.
Step 4Review the primary result and supporting values.

Example calculation

Example target heart rate calculator

Given

Max heart rate: 190 bpm
Resting heart rate: 60 bpm
Intensity: 70 %

Steps

Use the values shown above.
Apply Target HR = (Max HR - Resting HR) x Intensity + Resting HR.

Result

The calculator above shows the computed answer instantly from these example values.

Calculator guide

About this Target Heart Rate Calculator

Estimate target heart rate using the Karvonen method. This page includes an interactive calculator, concise formula notes, worked examples, FAQs, related calculators, and practical guidance you can revisit whenever needed.

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We work hard to keep every calculator accurate and useful. If you notice a calculation error, missing option, or unclear explanation, please let us know so we can review and correct it promptly.

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Most active date

2026-06-05

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