Tennis Racket Size Guide

    Recommended racket size by age group

    Quick Reference Chart

    AgeRacket LengthGripHead Type
    4 to 5 years19 inches (48 cm)3 7/8" (size 00)
    Junior
    6 to 7 years21 inches (53 cm)4" (size 0)
    Junior
    8 to 9 years23 inches (58 cm)4" to 4 1/8" (size 0-1)
    Junior
    10 to 11 years25 inches (63.5 cm)4 1/8" to 4 1/4" (size 1-2)
    Junior/Midsize
    12 to 13 years26 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

    This calculator is for educational and reference purposes only. Always verify critical calculations independently.