Latest posts by Jonas Eriksson
Matteo Berrettini’s Racquet – Player Profile
Updated 1 June 2026Matteo Berrettini is often called the “Hammer” thanks to his big serve and forehand combo. But what is Matteo Berrettini’s racquet? Berrettini’s tennis racquet Berrettini’s racquet looks like a HEAD Extreme MP, but most pros play with pro-stock racquets painted like the latest retail model. Berrettini actually uses a HEAD Extreme pro […]
Alexander Zverev’s Racquet – Player Profile
Updated 17th November 2025Alexander Zverev is one of the most promising players on tour alongside Sinner and Alcaraz, known as the best player to never have won a Grand Slam. But what is Alexander Zverev’s racquet? Alexander Zverev’s Racquet Zverev endorsed the HEAD Speed line until 2019. But HEAD claims to have made the HEAD […]
String Project Gold and Magic String Review
I have been enjoying two strings from the new Italian brand String Project. A multifilament called Gold and a monofilament called Magic. Here is my review. I did write about these strings briefly before, but since I have been enjoying them so much, I wanted to create a more in-depth review. This also includes a […]
What is Your Racquet? Daniel Rutkowski
I am testing a new format on Tennisnerd called “What is your racquet?” The idea is for players to share their racquet specs and look at why they chose them. First up, Daniel Rutkowski. If you would like to feature your racquet and why you chose it on “What is your racquet”. Please write to […]
Gear of the Year 2019: Racquets
What are the best racquets of 2019? Here is the yearly Tennisnerd post Gear of the Year 2019 to tell you. 2019 was a busy year for Tennisnerd. The competition in the market place is increasing for both strings and racquets, which means more new releases at a higher rate. It is simply tough to […]
Stefanos Tsitsipas Racquet – Player Profile
Updated 9th May 2025Stefanos Tsitsipas is by far the best Greek player in some time, with a career high rank of 3 (Aug 2021) and 12 ATP titles. Do you wonder what racquet and strings Tsitsipas uses? This post deals with Stefanos Tsitsipas racquet specs and some player details that can be interesting. Tsitsipas Racquet […]
Mayami Strings
Mayami Strings is a new tennis string brand based in Ukraine. They create strings focused on durability, control, and spin. Review to come. Mayami Strings already have quite a big line-up of tennis strings: Tour Hex, Big Spin, Hit Pro, Hepta Power, and Magic Twist. I have received samples of all of the strings, but […]
New HEAD Prestige Racquets
I have had the fortune to play-test the new HEAD Prestige racquets over a period of a couple of weeks. In short, this is a great update. The HEAD Prestige is one of the more iconic racquet lines of all time. It has been played by many, many pro and recreational players of the years. […]
Tennis Pointer Review
I am not sure you have heard about the tennis pointer, but it is a training tool developed by Jiri Bartos who used it to coach top boys player Jonáš Forejtek. The video of Forejtek hitting with the tennis pointer went viral so there was apparently interest around this tool which pretty much looks like […]
Will Roger Federer Retire in 2020?
Will Roger retire next year? It does not seem likely and the bookies don’t think so either. Still, we need to prepare for the inevitable. If you do a Google search on terms like “Federer retirement odds” or “Federer retirement 2020 outright” or something along those lines, you will see that those sorts of bets […]