Vertical Jump Calculator

Calculate your vertical jump height and power output with our comprehensive calculator. Whether you’re an athlete looking to measure your explosive power or a coach tracking player performance, this tool provides accurate measurements using various testing methods.

Why Use This Calculator?

• Accurate Measurements: Get precise calculations of your vertical jump height using different testing methods
• Power Output: Calculate the explosive power generated during your jump
• Track Progress: Monitor your jumping ability improvements over time
• Compare Performance: Benchmark your results against standard athletic metrics

How to Use It

1. Select your preferred measurement method:

   • Sargent Jump Test: Uses standing reach and jump reach measurements
   • Counter Movement Jump: Uses flight time or direct height measurement

2. Enter your measurements:

   • Your body weight (required for power calculations)
   • Standing reach height (for Sargent Jump)
   • Jump reach height (for Sargent Jump)
   • Or direct jump height/flight time (for Counter Movement Jump)

3. Get your results:

   • Vertical jump height
   • Power output in watts
   • Performance percentile (compared to your age/gender group)

Understanding Results

Jump Height

Your vertical jump height is the difference between your maximum jump reach and your standing reach. This represents your true vertical jumping ability.

Power Output

Power output is calculated using the Lewis Formula:

Power (W) = √4.9 × Body Mass (kg) × √Jump Height (m) × 9.81

Performance Metrics

• Elite: > 28 inches (71 cm)
• Very Good: 24-28 inches (61-71 cm)
• Above Average: 20-24 inches (51-61 cm)
• Average: 16-20 inches (41-51 cm)
• Below Average: < 16 inches (< 41 cm)

Tips for Better Results

1. Proper Warm-up: Always warm up thoroughly before testing
2. Consistent Technique: Use the same jumping technique for comparable results
3. Multiple Attempts: Take 3-5 attempts and record your best jump
4. Rest Between Jumps: Allow 30-60 seconds recovery between attempts
5. Regular Testing: Test every 4-6 weeks to track progress

Common Use Cases

• Athletic Testing: Pre-season assessments and combine testing
• Training Progress: Track improvements in jumping ability
• Power Development: Monitor explosive power gains
• Talent Identification: Scout athletic potential
• Rehabilitation: Monitor recovery progress

Frequently Asked Questions

How often should I test my vertical jump?

Test every 4-6 weeks to allow enough time for training adaptations while maintaining regular progress tracking.

What affects vertical jump height?

Several factors influence vertical jump performance:

• Muscle strength and power
• Technique and coordination
• Body composition
• Fatigue levels
• Warm-up quality

How can I improve my vertical jump?

Focus on:

• Plyometric training
• Strength training (especially legs)
• Jump technique practice
• Core stability work
• Proper nutrition and recovery

Which measurement method is most accurate?

Force plates provide the most accurate measurements, but for practical purposes, the Sargent Jump Test and Counter Movement Jump both offer reliable results when performed correctly.