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Jannik Sinner’s Racket Specs: What Recreational Players Can Actually Replicate

Writer's picture: Racket DoctorRacket Doctor
Side view of Jannik Sinner at 2025 Australian Open holding his racket

Jannik Sinner, the Italian tennis sensation, is renowned for his aggressive baseline play and exceptional precision. While he endorses a specific racket brand (Head), his actual setup is customized to suit his playing style.

 

In this post, we’ll focus on the key elements of Sinner’s Head racket that you can replicate to enhance your own performance on the court.

 

Key Specs: What Recreational Players Can Replicate

 

Here’s a breakdown of Jannik Sinner’s racket specifications, focusing on the elements you can apply to your own gear:

 

  • Racket Model: Sinner uses a customized HEAD TGT 301.4, which is a pro stock version of the HEAD Graphene Touch Speed MP. This model is known for its balance of power and control.

 

  • String Tension: He strings his racket with HEAD Hawk Touch polyester strings at approximately 61 pounds (28 kg). This high tension offers enhanced control, allowing for aggressive play.

 

  • Swingweight: Sinner’s racket has an estimated swingweight of 340. A higher swingweight provides stability, making it easier to control powerful shots and maintain consistency during fast rallies.

 

  • Balance: The racket is head-light, with a balance point around 33.3 cm. This balance enhances maneuverability, particularly when hitting volleys or quick shots at the net.

 

  • Grip Size: Sinner’s grip size is reported to be 4 3/8 (L3). However, grip size should always be based on personal comfort and control.

 

How These Specs Can Improve Your Game

 

  • String Tension: If you’re looking for more control in your shots, try a higher string tension around 55-58 pounds. This setup can help improve consistency and precision in your groundstrokes.

 

  • Polyester Strings: These strings provide a great combination of spin and durability. If you find yourself breaking strings often, a polyester string like HEAD Hawk Touch can keep your racket in shape longer while delivering extra spin.

 

  • Swingweight: A swingweight in the 320-330 range can help stabilize your racket on faster shots. If you’ve been feeling like your shots lack stability, increasing swingweight could give you more control without sacrificing power.

 

  • Grip Size and Balance: Comfort is key! The right grip size and a head-light balance can give you the edge in maneuverability, allowing you to react quickly during tight exchanges. If your racket feels too heavy, you might want to try a head-light model for better control.

 

A Quick Note on Custom Pro Stock Rackets

 

By the way, many professional players, including Sinner, play with rackets that are highly customized for their game. These pro stock versions are adjusted in terms of weight, balance, and other specs. While we’ve focused on the elements that you can easily replicate, it’s important to note that these custom tweaks are part of why pro players’ rackets perform the way they do.

 

Conclusion: Take Control of Your Game

 

Replicating some of Jannik Sinner’s key racket specs can help improve your control, power, and consistency on the court. Whether it’s adjusting string tension or tweaking your racket’s balance, finding the right setup is crucial to raising your game.

 

At Racket Doctor, we’re here to help you get your racket in top shape—whether you’re looking for a custom string setup or advice on adjusting specs. Visit us today to learn how you can optimize your racket for your game!

 

 

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