Tennis Racket Size Guide
Recommended racket size by age group
Quick Reference Chart
| Age | Racket Length | Grip | Head Type |
|---|---|---|---|
| 4 to 5 years | 19 inches (48 cm) | 3 7/8" (size 00) | Junior |
| 6 to 7 years | 21 inches (53 cm) | 4" (size 0) | Junior |
| 8 to 9 years | 23 inches (58 cm) | 4" to 4 1/8" (size 0-1) | Junior |
| 10 to 11 years | 25 inches (63.5 cm) | 4 1/8" to 4 1/4" (size 1-2) | Junior/Midsize |
| 12 to 13 years | 26 inches (66 cm) | 4 1/4" to 4 3/8" (size 2-3) | Midplus |
| 14 to 17 years (teen) | 27 inches (68.5 cm) | 4 1/4" to 4 1/2" (size 2-4) | Midplus |
| 18+ years (adult) | 27 inches (68.5 cm) | 4 1/4" to 4 5/8" (size 2-5) | Mid / Midplus / Oversize |
| 18+ years (extended reach) | 27.5 to 29 inches (70-73.5 cm) | 4 3/8" to 4 3/4" (size 3-5) | Midplus / Oversize |
Quick Facts
- •Standard adult racket length is 27 inches
- •Kids rackets range from 19 to 26 inches based on height
- •Grip sizes range from 4 inches to 4 5/8 inches for adults
- •Oversize heads (105+ sq in) are best for beginners
- •The ITF maximum allowed racket length is 29 inches
How Tennis Racket Size Affects Your Game
Choosing the right tennis racket length is one of the most important decisions for any player. A racket that is too long makes it harder to control the ball on volleys and returns. A racket that is too short reduces reach and power on groundstrokes. For children, using an adult-sized racket can cause bad habits and even lead to elbow or wrist injuries because the frame is too heavy and the grip too large for small hands.
Youth Racket Sizing by Age and Height
Racket sizing for children follows a predictable pattern based on height rather than age alone. Kids under 4 years old or shorter than 3 feet 3 inches typically start with a 19-inch racket. As they grow, they move up in 2-inch increments: 21 inches for ages 4 to 5, 23 inches for ages 6 to 7, 25 inches for ages 8 to 9, and 26 inches for ages 10 to 12. A simple test is to have the child hold the racket at their side. If the bottom of the racket head touches the ground, the length is about right.
Adult Racket Length and Head Size
The standard adult racket is 27 inches long, which works for the vast majority of recreational and competitive players. Extended-length rackets measure 27.5 to 29 inches and offer extra reach on serves and groundstrokes, though they sacrifice some maneuverability at the net. Head size matters just as much as length. Midsize heads (85 to 97 square inches) give experienced players more control. Midplus heads (98 to 104 square inches) balance power and control. Oversize heads (105 square inches and above) provide the largest sweet spot and are forgiving for beginners.
Grip Size and Why It Matters
Grip size is measured by the circumference of the handle. The most common adult sizes range from 4 inches to 4 5/8 inches. A grip that is too small forces the player to squeeze harder, which can lead to tennis elbow over time. A grip that is too large limits wrist movement and reduces spin potential. To find the correct grip size, hold the racket with your dominant hand. You should be able to slide the index finger of your other hand between your fingertips and the base of your palm. If there is no gap, the grip is too small. If there is too much space, it is too large.
String Tension and Playing Style
String tension has a significant impact on how the ball responds. Lower tension (around 48 to 54 pounds) produces more power and a trampoline effect. Higher tension (55 to 65 pounds) gives greater control but requires the player to generate their own power. Professional players often string at high tension because they already swing with tremendous force. Recreational players usually benefit from stringing at the lower end of the recommended range for their racket.
Frequently Asked Questions
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This calculator is for educational and reference purposes only. Always verify critical calculations independently.