Estimate burn with the Walking Calorie Calculator
Enter treadmill or hill grade. 0–15% typical.
Estimated distance: 1.75 mi.
Based on the ACSM walking equation. Values are estimates for information only.
How to Use Walking Calorie Calculator for Paces and Inclines
Step 1: Enter weight
Add your body weight in lb or kg.
Step 2: Choose pace or speed
Select pace (min/mi or min/km) or speed (mph or km/h).
Step 3: Set time or distance
Pick Time or Distance as your entry mode.
Step 4: Adjust incline
Optionally add a grade (%) to reflect hills or treadmill incline.
Step 5: Review results
See total calories, METs, and calories per mile and per km.
Key Features
- Pace and incline
- MET-based
- Duration tracking
- Totals per mile/km
Understanding Results
Walking Calorie Calculator: Formula
This tool uses the ACSM walking metabolic equation to estimate oxygen cost (VO2) and convert it to calories. In plain language, the equation adds three parts: the energy to move forward on level ground, the extra energy required to walk uphill, and your resting cost. Speed is converted to meters per minute and incline is entered as grade (percent). The equation is: VO2 = 0.1 × speed + 1.8 × speed × grade + 3.5 (ml/kg/min). METs are VO2 ÷ 3.5. Calories per minute are (METs × 3.5 × weight in kg) ÷ 200. If you’re after a quick estimate, this calories burned walking calculator summarizes everything for you.
Reference Ranges & Interpretation
As a simple guide, easy walking on level ground (about 2.0–2.5 mph or 3.2–4.0 km/h) is typically around 2–3 METs, moderate brisk walking (about 3.0–3.5 mph or 4.8–5.6 km/h) often falls near 3.5–5 METs, and very brisk walking or uphill walking can reach 6–8+ METs. Higher METs mean more energy burned per minute. Heavier body weight, faster pace, steeper grade, and longer duration all increase total calories.
Assumptions & Limitations
Calorie estimates are modeled for steady, rhythmic walking. Real life varies: outdoor terrain, wind, stop‑and‑go traffic, stroller pushing, arm swing, footwear, and wrist‑device calibration all change energy cost. Treadmill displays can differ from this tool depending on their internal settings. Treat results as informed estimates, not medical advice.
Complete Guide: Walking Calorie Calculator for Paces and Inclines

See calories burned by pace/terrain with the walking calorie calculator. Uses METs, weight, duration, with incline options and totals per mile/km accurately.
It is fast, easy to use, and privacy‑first. You can enter pace or speed, choose time or distance, and add incline. The result shows your total calories along with calories per mile and per kilometer, so you can plan walks and compare routes quickly.
How this calculator works
The calculator uses the ACSM walking metabolic equation to estimate the oxygen cost (VO2) of steady walking and converts that to calories. It combines three parts: forward motion on level ground, extra work from going uphill, and a resting component. The only things you need are your weight, your pace or speed, your time or distance, and the incline if you have hills or set a treadmill grade.
Because it works from physics‑like relationships between speed, grade, and weight, it gives consistent answers across different entry modes. Whether you enter a 3.0 mph speed for 45 minutes or a 2‑mile walk at a 20:00 min/mile pace, the energy estimate lines up once the units are converted.
Pace vs speed: which should you use?
Choose the input that feels natural. Many walkers think in minutes per mile or minutes per kilometer. Treadmills display mph or km/h. The math is identical either way—pace and speed are just inverses. If you are switching from running to walking or mixing both, you may also like our running calorie calculator and treadmill calorie calculator.
Incline and grade: why hills change calories
Incline increases the vertical work you do. Even small grades add up over time. A 3–5% grade can move a comfortable walk into a noticeably higher effort zone. On treadmills this is called grade; outside it is the hill steepness. If you are training on a treadmill, try 1% to mimic air resistance. For more precise planning of daily calories, you may also check your overall needs with the TDEE calculator.
Enter by time or distance
You can enter either how long you will walk or how far. The calculator converts between the two using your pace or speed. Planning a 30‑minute lunch walk? Enter 30 minutes and your usual pace. Want to know how many calories a 4‑mile charity walk will burn? Enter the distance and pace. The totals per mile and per km update instantly.
Calories per mile and per kilometer
Calories per mile (or per kilometer) help you compare routes and goals. If a route is hilly, calories per mile typically rise. If you slow down a bit, calories per mile can fall slightly, but total calories may still climb if you walk longer. For a broader snapshot of movement beyond walking, try our general calories burned calculator.
Examples
Example 1: A 72 kg (159 lb) person walks 30 minutes at 5.6 km/h (3.5 mph) on level ground. This is a brisk walk of roughly 17:00 min/mile. The estimate is about 140–170 calories, depending on stride and arm swing. The per‑mile number is useful if you plan multi‑mile walks.
Example 2: The same person walks for 45 minutes on a 5% incline at 5.0 km/h (3.1 mph). The hill grade raises the energy cost, so total calories can land 25–40% higher than level walking. If you want to link these estimates to a weight‑loss plan, pair this tool with the weight loss calorie calculator and your usual diet.
Accuracy and limits
Equations like these are published and widely used in exercise science, but no estimate is perfect. Outdoor walking includes starts and stops, turns, wind, surface changes, and crowds. Smartwatches and treadmills also use different internal assumptions. Treat every number as a helpful estimate. If you track heart rate zones, the heart rate zone calculator and VO2 max calculator can add context to intensity.
Tips to burn more calories safely
Small, steady changes work best. Try a slightly longer route, include a few hills, or add a short interval of brisk walking. Keep your stride relaxed, swing your arms naturally, and wear supportive shoes. If you are new to activity or have medical questions, talk to a clinician before you change your routine.
Remember: these tools are informational and do not diagnose, treat, or prevent any condition.
What is a MET, in simple words?
MET stands for metabolic equivalent. One MET is the energy you use when you sit quietly. Walking faster or uphill raises your METs. The calculator estimates METs from your speed and incline, then converts them into calories using your body weight. This approach is standard in exercise science and is a practical way to compare different activities.
How we convert METs to calories
The conversion is straightforward: Calories per minute ≈ (METs × 3.5 × weight in kg) ÷ 200. If you walk at 4.5 METs and weigh 70 kg, your burn rate is roughly (4.5 × 3.5 × 70) ÷ 200 ≈ 5.5 kcal/min. Over 30 minutes, that is about 165 calories.
Moderate vs vigorous walking
Public health guidelines often label brisk walking as moderate intensity. You can usually talk but not sing, and your breathing is faster than normal. Very brisk or uphill walking can feel borderline vigorous for many people. For background on intensity and weekly targets, see the CDC overview (cdc.gov).
Walking, running, and cycling: how do they compare?
Running at the same route length usually burns more calories than walking because the intensity (METs) is higher. Cycling can vary widely with terrain and effort. If you sometimes run, use the running calorie calculator for a like‑for‑like comparison. For indoor training days, the treadmill calorie calculator helps you tune speed and grade.
Turn your numbers into a weekly plan
A simple approach is to pick a realistic baseline (for example, 30 minutes a day, 5 days a week), then add one small progression such as one extra hill or 5 extra minutes every other day. Pair your walking calories with your overall daily needs using the maintenance calorie calculator or BMR calculator. If your goal is weight change, see the calorie deficit calculator.
Common mistakes and easy fixes
Two frequent mistakes are over‑estimating speed and under‑estimating grade. Treadmills can also display belt speed slightly higher than your effective speed if you hold the rails. Walk naturally with a relaxed stride, and set your inputs to match what you actually do. If in doubt, be conservative and focus on consistency.
Outdoor vs treadmill: small differences to know
Outdoors you deal with wind, surface changes, bends, crosswalks, and small stops. These can slightly raise or lower your energy use compared with a steady treadmill session at the same displayed speed. A commonly used tip is to set a treadmill at 1% grade to mimic air resistance. If your watch or treadmill provides an energy estimate, compare it to the calculator over a few sessions and learn the typical gap for your routine.
Worked examples: see the math
Example A (level, brisk): 68 kg person, 5.6 km/h, 30 minutes, 0% grade. Speed is 93.3 m/min. VO2 ≈ 0.1×93.3 + 1.8×93.3×0 + 3.5 ≈ 12.8 ml/kg/min. METs ≈ 3.7. Calories per min ≈ (3.7×3.5×68)/200 ≈ 4.4 kcal/min. Total ≈ 132 kcal.
Example B (uphill): Same person, 5.0 km/h, 5% grade, 30 minutes. Speed is 83.3 m/min. VO2 ≈ 0.1×83.3 + 1.8×83.3×0.05 + 3.5 ≈ 15.3 ml/kg/min. METs ≈ 4.4. Calories per min ≈ (4.4×3.5×68)/200 ≈ 5.2 kcal/min. Total ≈ 156 kcal.
Small changes in pace and grade have clear effects. If you prefer planning by distance, remember that total calories depend on both how hard and how long you walk. Longer, easier walks can burn as many calories as shorter, steeper ones.
Safety first
Start where you are. Increase time or hill work gradually, especially if you are coming back from a break, managing pain, or have a health condition. Hydrate, choose supportive shoes, and adjust layers to the weather. If you experience chest pain, dizziness, or unusual shortness of breath, stop and seek medical guidance.
What changes calories the most?
Four levers change your total the most: time, weight, pace, and incline. Time is the simplest lever—double your time at the same effort and you roughly double calories. Weight also scales linearly in the equation; heavier bodies expend more energy at the same pace and grade. Pace and incline raise intensity (METs). Even small pace increases or a gentle 3–5% hill can nudge totals up noticeably.
If you are building a program, pick one lever at a time. For example, hold a comfortable pace and add five minutes per week until you reach your baseline. Then add a small hill day. Finally, sprinkle in brief brisk intervals. This keeps the plan safe and sustainable.
Using walking calories for weight goals
Walking is a friendly way to change your weekly energy balance. The idea is simple: match your daily needs and create a small, consistent deficit through food, activity, or both. To estimate your daily baseline, use the TDEE calculator. To plan a gentle deficit, try the calorie deficit calculator. Walking adds up nicely when you repeat it most days of the week.
Avoid large, aggressive targets. A modest, steady approach protects your sleep, appetite, and joints. Many people find that a routine of 30–45 minutes most days, with one longer weekend walk, plus two or three short strength sessions, is easy to keep doing for months.
Tech tips: watches and treadmills
If you track with a watch, calibrate it periodically and allow the GPS to lock before you start. On treadmills, avoid holding the rails when you measure speed‑based efforts. If your device displays METs or calories, compare a few sessions to this calculator so you understand typical differences. Consistency matters more than any single number.

Written by Marko Šinko
Lead Developer
Computer scientist specializing in data processing and validation, ensuring every health calculator delivers accurate, research-based results.
View full profileFrequently Asked Questions
What is the walking calorie calculator?
It estimates calories burned while walking using your weight, pace or speed, time or distance, and incline. Results include total calories, METs, and calories per mile and per kilometer.
How accurate are walking calorie estimates?
Estimates use the ACSM walking metabolic equation and METs. Real-world factors like terrain, wind, arm swing, and device calibration can shift results, so treat them as educated estimates.
Is it better to enter pace or speed?
Use what feels natural. Runners and hikers often prefer pace, while treadmill users tend to enter speed. The calculation is the same once converted.
Does incline really change calories burned?
Yes. A higher grade increases the work your body does. Even 3–5% incline can noticeably raise energy cost compared with level walking.
Do you store my data?
No. This tool is privacy‑first. Nothing you enter is saved on our servers.
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