Plank Score
Average
Scenario
Plank Calories Burned — How Many in 1 Minute
Calculate exactly how many calories you burn holding a plank. Our calculator uses MET values and body weight to estimate your calorie burn for any plank duration.
Interactive Calculator
Your Details
seconds
years
Your Plank Test Results
Percentile
40%
Category
You have typical core endurance for your age and gender.
Summary: A 60-second plank hold for a 30-year-old male is rated Average (40th percentile). You have typical core endurance for your age and gender.
Plank Fitness Category Reference
Age & Gender Reference
The formula
The formula
How Plank Test Results Are Calculated
The plank test is a simple assessment of core muscular endurance. Your score is determined by how long you can hold a proper plank position. This calculator compares your hold time to age- and gender-adjusted norms to determine your percentile and fitness category. Core endurance is an important component of overall fitness, spinal health, and athletic performance.
The normative values used in this calculator are derived from population-level data on plank test performance. The average hold time declines with age and differs between men and women, so the calculator adjusts for both factors to give you a meaningful percentile ranking within your demographic group.
The Calculation Method
Average (Male) = 90 − Age × 0.5
Average (Female) = 70 − Age × 0.4
Percentile = (Hold Time ÷ Average) × 50
Percentile is clamped between 0 and 100 for comparison
Hold time is measured in seconds
Formula Source
This calculator uses **plank test norms** adapted from the **American College of Sports Medicine (ACSM) Guidelines for Exercise Testing and Prescription** and the **Canadian Physical Activity, Fitness & Lifestyle Approach (CPAFLA)** protocols.
Reference URL: https://www.acsm.org/guidelines
Last Verified: 2026-07-30
Plank Test Categories
| Category | Percentile | Interpretation |
|---|---|---|
| Superior | Top 10% | Exceptional core strength |
| Excellent | Top 25% | Impressive core endurance |
| Good | Top 50% | Above-average core strength |
| Average | 50th percentile | Typical core endurance |
| Below Average | Bottom 25% | Room for improvement |
| Poor | Bottom 10% | Below average core endurance |
Worked Example
A 30-year-old male who holds a plank for 90 seconds. Average for his age and gender = 90 − (30 × 0.5) = 75 seconds. Percentile = (90 ÷ 75) × 50 = 60th percentile. This places him in the "Good" category — above average for his age. A 30-year-old female holding the same 90 seconds would have a higher percentile because the female average for her age is lower: 70 − (30 × 0.4) = 58 seconds, giving a percentile of 78th — "Excellent."
FAQ-Style Explanations
What is a good plank time? For most adults, holding a plank for 60–90 seconds is considered average. A 2-minute plank is good, and 3+ minutes is excellent. Beyond 2 minutes, the benefits of longer holds diminish, and adding variations becomes more productive.
Why do women tend to score higher on the plank test? Research suggests that women have slightly better relative core endurance than men, possibly due to differences in muscle fiber type distribution and body composition. The norms used in this calculator reflect this difference.
Does plank performance correlate with overall fitness? Core endurance is one component of fitness, but a high plank score does not guarantee overall fitness. It specifically measures the endurance of your trunk stabilizers, not cardiovascular fitness, upper body strength, or lower body power.
Known Limitations
- The normative data is drawn from general population studies and may not be representative of athletes, older adults, or specific ethnic groups.
- Plank hold time is effort-dependent. A person who is not motivated to push to their limit will score lower than their true capacity.
- Proper form is essential for a valid test. A sagging hip or raised buttocks reduces the challenge and invalidates the comparison to norms.
Scenario guide
Scenario guide
Plank MET Values
The metabolic equivalent (MET) for a standard forearm plank ranges from 2.0 to 3.0 depending on intensity and duration. A MET of 1.0 represents the energy you burn at rest, so a plank at 2.5 MET burns 2.5 times your resting metabolic rate per minute. This places the plank in the light-to-moderate intensity category, comparable to slow walking. The calorie burn during a plank is relatively modest compared to high-intensity exercises like running or cycling, but the plank is a valuable exercise for reasons beyond calorie expenditure.
Calories Per Minute by Weight
Using the standard MET-to-calorie conversion formula, the calories burned per minute of planking depend on your body weight. At 2.5 MET, a 50 kg person burns approximately 1.67 calories per minute, a 70 kg person burns about 2.34 calories per minute, and a 90 kg person burns roughly 3.0 calories per minute. These figures mean that a 60-second plank burns only about 1.7-3.0 calories, and even a 5-minute plank session burns only 8.5-15 calories total. The calorie burn from planking is real but modest, which is why planks are valued primarily for their muscle-building and postural benefits rather than as a weight loss tool.
- 50 kg at 2.5 MET: approximately 1.67 calories per minute
- 70 kg at 2.5 MET: approximately 2.34 calories per minute
- 90 kg at 2.5 MET: approximately 3.0 calories per minute
Comparison to Other Core Exercises
Compared to other core-focused exercises, the standard plank has one of the lower calorie burn rates because it is an isometric hold rather than a dynamic movement. Crunches burn approximately 3-4 calories per minute due to the repetitive muscle contractions, and bicycle crunches burn about 4-5 calories per minute from the twisting and leg movement. Exercise bike-based core work and dynamic plank variations like plank jacks can burn 5-7 calories per minute. The plank excels at building static core endurance and stability, which are essential qualities that dynamic exercises address less directly. Combining planks with dynamic core work provides the best of both worlds.
Intensity Variants That Burn More
Several plank variations increase the calorie burn by adding dynamic movement or greater muscle recruitment. A plank with alternating arm raises (also called a plank tap) raises the MET to 3.5-4.0, increasing calorie burn by 40-60% over a standard plank. Plank jacks, where you jump your feet in and out while maintaining plank position, push the MET to 5.0-6.0 and are genuinely vigorous. Dragon flags, an advanced plank variation, can reach MET values of 6.0-7.0 and burn substantially more calories while also building impressive core and upper-body strength. Choosing a higher-intensity plank variation is an effective way to increase calorie burn while still training the core.
FAQ
Frequently Asked Questions
A 1-minute plank burns approximately 1.67 calories at 50 kg, 2.34 calories at 70 kg, and 3.0 calories at 90 kg, based on a 2.5 MET value.
The standard plank burns relatively few calories (2-3 per minute) compared to dynamic exercises. It is more valuable for building core endurance, stability, and posture than for calorie expenditure.
The MET value for a standard forearm plank ranges from 2.0 to 3.0, depending on intensity, duration, and individual effort. A typical value used for calculations is 2.5 MET.
A 5-minute plank burns approximately 8.5 calories at 50 kg, 11.7 calories at 70 kg, and 15 calories at 90 kg at 2.5 MET.
Yes, dynamic plank variations like plank jacks (MET 5.0-6.0) and plank with arm raises (MET 3.5-4.0) burn significantly more calories than a standard static plank.
Keep going
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