The Ronbus Quanta R4 is a fast, lightweight hybrid that performs well out of the box and becomes a legitimate power paddle after 10 minutes of weighting. At $99.99 with code RC3Q2082, it's one of the strongest values for players willing to customize.
The Verdict
A fast, lightweight hybrid that takes weight beautifully.
Stock it's quick. Weighted, it's a different paddle. After thorough on-court evaluation, the Ronbus Quanta R4 landed in the upper tier of the paddles we tested in 2026.
If you're comparing it against other foam-core paddles, it's one of several great foam core paddles we've played this year.
Specs
| Overall Score | 8.7 / 10 |
| Price (with code) | $99.99 with code RC3Q2082 |
| Stock Price | $120 |
| Shape | Hybrid |
| Thickness | 16mm |
| Core | Gen 4 EPP floating foam |
| Face | Raw Toray T700 carbon fiber (peel-ply) |
| Weight | 7.7 oz |
| Grip Length | 5.5" |
| Swing Weight | 104 |
Performance Scores
On-Court Feel
Stock, it feels almost too light — good because it's incredibly quick for hands battles, bad because off-center contact feels a little unpredictable. The fix is simple though — adding 6–8g at 3 & 9 transforms this paddle. The foam gives good dwell without feeling mushy, and the peel-ply texture grabs the ball nicely on spin shots.
Performance & Testing
The Ronbus Quanta R4 went through our standard on-court protocol - drills, rec play, and at least one tournament match. Scores reflect consensus feedback, not a single reviewer's opinion.
Grit & Durability
Peel-ply texture provides solid initial spin. After 12 hours of mixed play it showed only light surface smoothing. No edge wear or core issues noted.
Who It's For
Players who enjoy customizing their gear and want a fast hybrid that can be tuned into a power weapon.
Pros & Cons
Pros
- Great value once weighted
- Extremely maneuverable stock
- Strong power after customization
Cons
- Small sweet spot stock
- Requires weighting to reach potential
- Can feel twitchy out of the box
Bottom Line
Best value once you add a few grams.
If you're willing to spend 10 minutes weighting a paddle, this is one of the best values in foam right now. It plays much better with weight added.
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