String comparison
Firestorm vs Tour Bite
Signum Pro Firestorm against Solinco Tour Bite: ratings, specs and which one fits your junior.
The short answer
Both are polyester strings. Firestorm leads on power and comfort. Tour Bite leads on spin, control and durability. For a junior with arm concerns, Firestorm is the safer choice.
Ratings
Power
Spin
Control
Comfort
Durability
Tension hold
Ratings are on a 1–10 scale. The higher score is in bold when they differ.
Pick Firestorm if…
- You want more power (7 vs 5 out of 10)
- You want more comfort (5 vs 3 out of 10)
- Arm comfort comes first (arm friendliness 2/5 vs 1/5)
- Your player is younger (recommended from age 13 vs 15)
- Best for: powerful baseliners
- Best for: players seeking tour-level performance
- Best for: spin and control seekers
Pick Tour Bite if…
- You want more spin (10 vs 8 out of 10)
- You want more control (10 vs 8 out of 10)
- You want more durability (9 vs 8 out of 10)
- Best for: control-obsessed advanced players
- Best for: aggressive topspin baseliners
- Best for: string breakers (excellent durability)
Specs side by side
| Spec | Firestorm | Tour Bite |
|---|---|---|
| Type | Polyester | Polyester |
| Construction | Round co-polyester monofilament | Square-shaped co-polyester with sharp edges |
| Gauges | 16, 17, 18 | 16, 16L, 17, 19, 20 |
| Stiffness | Medium high | High |
| Set price | $9–12 | $10–12 |
| Reel price | $90–110 | $130–150 |
| Arm friendliness | 2/5 · Low | 1/5 · Not arm friendly |
| Cost to maintain | 5/5 | 5/5 |
| Recommended from | Age 13 | Age 15 |
| Levels | Intermediate, Advanced, Elite | Advanced, Elite |
| Play styles | Baseliner, Big hitter, All court | Baseliner, Big hitter |
| Junior tension | 48-52 lbs for juniors. String at normal poly tensions. | 44-48 lbs for juniors. String low due to stiffness - string feels firmer than it strings. |
Firestorm in short
Signum Pro Firestorm is the ATP tour string that helped propel Matteo Berrettini into the top 10. Available in distinctive Metallic Gold, Firestorm offers the classic German polyester combination of spin, control, and durability that tour players demand. The balanced performance profile makes it suitable for aggressive baseliners who want to swing freely while maintaining placement accuracy.
Tour Bite in short
Launched in 2009, Tour Bite not only became a staple with collegiate level players, but it also helped vault Solinco into a top-tier string brand. This firm co-polyester is designed for advanced players who demand the ultimate in control, durability and spin. The square profile with sharp edges is ideal for aggressive topspin players who like to rip the felt off the ball. With its stiff response, slippery surface and grippy edges, Tour Bite specializes in hitting spin-loaded balls that drop hard and hop powerfully off the court. One of the very best polys out there with the best combination of spin, price, durability and feel.
Firestorm vs Tour Bite: quick answers
Which has more spin, Firestorm or Tour Bite?
Solinco Tour Bite, with a spin rating of 10/10 against 8/10.
Which is more arm-friendly for a junior?
Signum Pro Firestorm scores 2/5 for arm friendliness, against 1/5 for Tour Bite. It is recommended from age 13.
Which lasts longer?
Solinco Tour Bite rates 9/10 for durability against 8/10.
Which is cheaper?
Firestorm costs about $9–12 a set and Tour Bite about $10–12, at typical retail.
The short answer and the "pick if" lists are generated from our ratings and junior data only. Data verified 2025-01 (Firestorm) and 2025-01 (Tour Bite).