Calories Burned: Cardio & HIIT Calculators

By: Patrick Myers Patrick Myers is the CEO and Founder of Calculator Academy. He has over eight years of experience developing online calculators and holds a B.S. in Mechanical Engineering. His work focuses on formula implementation, calculator accuracy, unit conversions, and creating practical tools that are easy to use.

Last Updated: August 5, 2026

Explore cardio and HIIT calculators for estimating workout calorie burn, comparing conditioning activities, and planning sessions around your training goals. Choose from incline treadmill workouts, stairs and steppers, heart-rate zones, intervals, CrossFit-style formats, bodyweight conditioning, shuttle runs, jump rope, ropes, sleds, and obstacle-course events.

Treadmill, Stairs & Steppers

Estimate calories for incline treadmill sessions, stair workouts, steppers, and repeated step-ups.

HIIT, CrossFit & Circuit Training

Explore calorie estimates for heart-rate-zone workouts, structured intervals, CrossFit-style formats, metabolic circuits, bootcamps, and sprints.

Bodyweight Cardio & Plyometrics

Estimate calorie burn for fast-paced bodyweight movements, crawling drills, jumping exercises, and plyometric conditioning.

Core & Low-Equipment Conditioning

Find calorie estimates for core-focused conditioning and simple movements that require little or no equipment.

Sprints, Jump Rope & Functional Conditioning

Calculate calories and training details for shuttle runs, resisted sprints, jump rope, ropes, sleds, and tire flips.

Obstacle Races & Mixed-Mode Events

Estimate calorie burn for events that combine running, climbing, carries, obstacles, and other conditioning demands.

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