Mowing lawn: 192.5 Calories Burned

Quick Answer: You burn 192.5 calories mowing lawn for 30 minutes at 70 kg (Equivalent to 24.9g of body mass)

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Calories Burned

192.5 calories mowing lawn for 30 min

Someone weighing 70 kg or 154.3 lb mowing lawn burns 192.5 calories in 30 minutes.

This is roughly equivalent to 0.06 pounds or 0.88 ounces or 24.9 grams of mass (fat and/or muscle).

Weight Loss Projections

mowing lawn 3 times a week for 30 minutes will burn 0.66 pounds or 0.3 kg a month.
mowing lawn 5 times a week for 30 minutes will burn 1.1 pounds or 0.5 kg a month.
mowing lawn every day for 30 minutes will burn 1.54 pounds or 0.7 kg a month.

Results Summary

Calories:

Mass burned: g

Last updated: December 28, 2025 · Based on Compendium of Physical Activities

Similar Calculations

How calories change with different durations:

Time	Calories	Mass Burned
10 min	64.2 cal	8.3 g
20 min	128.3 cal	16.6 g
25 min	160.4 cal	20.8 g
30 min ← current	192.5 cal	24.9 g
35 min	224.6 cal	29.1 g
40 min	256.7 cal	33.3 g
50 min	320.8 cal	41.6 g

How Calories Are Calculated

Your calculation step-by-step

Formula: Calories = MET × Weight (kg) × Time (hours)

Your values: 5.5 × 70 kg × (30 ÷ 60)

Result: 192.5 calories

The MET (Metabolic Equivalent of Task) value for mowing lawn is 5.5. This represents how many times more energy is used compared to resting.

Frequently Asked Questions

How are calories burned calculated?

Calories burned are calculated using the MET (Metabolic Equivalent of Task) formula: Calories = MET × weight(kg) × time(hours). MET values are sourced from the 2024 Compendium of Physical Activities, a peer-reviewed database maintained by Arizona State University researchers.

How many calories does mowing lawn burn?

A 70 kg person burns 192.5 calories mowing lawn for 30 minutes. The MET value for this activity is 5.5.

What is a MET value?

MET (Metabolic Equivalent of Task) represents the energy cost of an activity compared to rest. 1 MET equals resting metabolism (~3.5 mL O₂/kg/min). Walking is about 3.5 METs, running is 8-12 METs, and intense activities like swimming laps can be 10+ METs.

How many calories do I need to burn to lose weight?

To lose 1 pound (0.45 kg) of body fat, you need to burn approximately 3,500 calories more than you consume. According to CDC guidelines, a safe weight loss rate is 1-2 pounds per week, which requires a daily deficit of 500-1,000 calories through diet and exercise combined.

How accurate is this calorie calculator?

According to research in Medicine & Science in Sports & Exercise, MET-based calculations typically have an accuracy range of ±15-20% for most individuals. Factors like fitness level, body composition, and activity intensity can affect actual calorie burn. See our methodology section for details.

Scientific Methodology

Data Source: Compendium of Physical Activities

Our MET values are sourced from the 2024 Adult Compendium of Physical Activities, the gold-standard reference for energy expenditure research. This peer-reviewed database is maintained by researchers at Arizona State University and endorsed by the ACSM.

The MET Formula

We use the standard metabolic equation recommended by exercise physiologists:

Energy Expenditure Formula

Formula: Calories = MET × Weight (kg) × Time (hours)

MET definition: 1 MET = 3.5 mL O₂/kg/min ≈ 1 kcal/kg/hour

This formula assumes a resting metabolic rate (RMR) of approximately 1 kcal/kg/hour, which is the baseline for all MET calculations.

Accuracy Considerations

According to research published in the Medicine & Science in Sports & Exercise, MET-based calculations typically have an accuracy range of ±15-20% for most individuals. Factors affecting accuracy include:

Fitness level: Trained individuals may burn fewer calories for the same activity
Body composition: Muscle mass affects metabolic rate
Environmental factors: Temperature, humidity, and altitude can impact energy expenditure
Technique: Movement efficiency varies between individuals

Database Coverage

Our calculator includes 616 activities across categories including:

Sports and recreation
Conditioning exercises
Home activities
Occupation-related activities
Walking and running
Water activities

Scientific References

Herrmann SD, Willis EA, Ainsworth BE, et al. 2024 Adult Compendium of Physical Activities: A third update of the activity codes and MET intensities. J Sport Health Sci. 2024. pacompendium.com
Ainsworth BE, Haskell WL, Herrmann SD, et al. 2011 Compendium of Physical Activities: a second update of codes and MET values. Med Sci Sports Exerc. 2011;43(8):1575-1581. PubMed
American College of Sports Medicine. ACSM's Guidelines for Exercise Testing and Prescription. 11th ed. Wolters Kluwer; 2021.
Hall KD. What is the required energy deficit per unit weight loss? Int J Obes. 2008;32(3):573-576. (Source for 3,500 kcal/lb estimate)
Centers for Disease Control and Prevention. Physical Activity and Your Weight and Health. CDC.gov

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Medical Disclaimer

This calculator is for educational and informational purposes only. It is not intended to provide medical advice, diagnosis, or treatment. Always consult with a qualified healthcare provider before starting any exercise program, especially if you have pre-existing health conditions.

Limitations of This Tool

Calorie estimates are based on population averages from the Compendium of Physical Activities. Individual results may vary significantly due to:

Basal metabolic rate differences: Can vary by ±10-15% between individuals of the same weight
EPOC (Excess Post-exercise Oxygen Consumption): Not included in MET calculations
Activity intensity variations: MET values represent average intensities
Age and sex: May affect metabolic rate but not directly included in basic MET formula

When to Seek Professional Advice

Consult a healthcare provider or certified fitness professional if you:

Have cardiovascular, metabolic, or renal disease
Experience symptoms during exercise (chest pain, dizziness, shortness of breath)
Are planning significant weight loss (>5% body weight)
Have not exercised regularly in the past 6 months

Content reviewed: December 2025 · Based on current exercise science literature and ACSM guidelines.

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