# Gearbox GBX Elongated 16mm vs Proton Series Three Project Flamingo 15mm Elongated Scores calculated from the specs ([how we calculate](https://racquetrank.com/us/methodology/)). Reference prices from stores, checked every day. ## Racquets in the comparison 2 racquets Pickleball - [GBX Elongated 16mm Gearbox](https://racquetrank.com/us/pickleball/gearbox/gbx-elongated-16mm-2025/) - [Series Three Project Flamingo 15mm Elongated Proton](https://racquetrank.com/us/pickleball/proton/series-three-project-flamingo-15mm-elongated-2025/) Search racquets Highlight differencesHide identical Best in row Different Same | 2 racquetsLowest price | GBX Elongated 16mm GearboxNo offers right now | Series Three Project Flamingo 15mm Elongated Proton RR Score 72 out of 100, Good | | | --- | --- | --- | --- | | 2 racquetsHighest RR Score: Series Three Project Flamingo 15mm Elongated Proton (72). | #1GearboxGBX Elongated 16mm GearboxNo offers right now | #2ProtonSeries Three Project Flamingo 15mm Elongated Proton RR Score 72 out of 100, Good See price at Amazon | | | --- | --- | --- | --- | | Where to buy | | | | | All offersReference price · we may earn a commission from these links | No offers right now | AmazonSee price | | | RR Score | | | | | RR Score | No data | RR Score 72 out of 100, Good | | | Dimensions | | | | | Weight | No data | 8 oz7.8-8.2 oz | | | Width | No data | 7.5 in | | | Length | No data | 16.5 in | | | Grip length | No data | 5.4 in | | | Grip circumference | No data | 4.3 in | | | Shape | Elongated | Elongated | | | Construction | | | | | Face material | No data | Rough aerospace carbon | | | Core | PPE honeycomb | Velocity Core, polypropylene honeycomb | | | Core thickness | 16 mm | 15 mm | | | Edge protection | No data | Yes | | | Offers summary | | | | | Lowest price | No data | No data | | ## Other pickleball comparisons - [Engage Pursuit Pro1 Elongated 15.2mm Pro1 Power Series vs Proton Series Three Project Flamingo 15mm Elongated](https://racquetrank.com/us/compare/pickleball/engage-pursuit-pro1-elongated-15-2mm-pro1-power-series-vs-proton-series-three-project-flamingo-15mm-elongated-2025/) - [Onix Z5 Widebody vs Proton Series Three Project Flamingo 15mm Elongated](https://racquetrank.com/us/compare/pickleball/onix-z5-widebody-2020-vs-proton-series-three-project-flamingo-15mm-elongated-2025/) - [Proton Series Three 15mm vs Proton Series Three Project Flamingo 15mm Elongated](https://racquetrank.com/us/compare/pickleball/proton-series-three-15mm-2024-vs-proton-series-three-project-flamingo-15mm-elongated-2025/) - [Proton Series Three Project Flamingo 13mm Elongated vs Proton Series Three Project Flamingo 15mm Elongated](https://racquetrank.com/us/compare/pickleball/proton-series-three-project-flamingo-13mm-elongated-2025-vs-proton-series-three-project-flamingo-15mm-elongated-2025/) - [Proton Series Three Project Flamingo 13mm Widebody vs Proton Series Three Project Flamingo 15mm Elongated](https://racquetrank.com/us/compare/pickleball/proton-series-three-project-flamingo-13mm-widebody-2025-vs-proton-series-three-project-flamingo-15mm-elongated-2025/) - [Proton Series Three Project Flamingo 15mm Elongated vs Proton Series Three Project Flamingo 15mm Widebody](https://racquetrank.com/us/compare/pickleball/proton-series-three-project-flamingo-15mm-elongated-2025-vs-proton-series-three-project-flamingo-15mm-widebody-2025/) - [Proton Series Three Project Flamingo 15mm Elongated vs Proton Series Three Project Peacock 13mm Elongated](https://racquetrank.com/us/compare/pickleball/proton-series-three-project-flamingo-15mm-elongated-2025-vs-proton-series-three-project-peacock-13mm-elongated-2026/) - [Proton Series Three Project Flamingo 15mm Elongated vs Proton Series Three Project Peacock 13mm Widebody](https://racquetrank.com/us/compare/pickleball/proton-series-three-project-flamingo-15mm-elongated-2025-vs-proton-series-three-project-peacock-13mm-widebody-2026/) - [Proton Series Three Project Flamingo 15mm Elongated vs Proton Series Three Project Peacock 15mm Elongated](https://racquetrank.com/us/compare/pickleball/proton-series-three-project-flamingo-15mm-elongated-2025-vs-proton-series-three-project-peacock-15mm-elongated-2025/) - [Proton Series Three Project Flamingo 15mm Elongated vs Proton Series Three Project Peacock 15mm Widebody](https://racquetrank.com/us/compare/pickleball/proton-series-three-project-flamingo-15mm-elongated-2025-vs-proton-series-three-project-peacock-15mm-widebody-2026/) - [JOOLA Perseus CAS 16 vs Proton Series Three Project Flamingo 15mm Elongated](https://racquetrank.com/us/compare/pickleball/joola-perseus-cas-16-vs-proton-series-three-project-flamingo-15mm-elongated-2025/) - [JOOLA Perseus Pro IV 16mm vs JOOLA Perseus Pro V Ben Johns 16mm](https://racquetrank.com/us/compare/pickleball/joola-perseus-pro-iv-16mm-pro-iv-vs-joola-perseus-pro-v-ben-johns-16mm/) --- Source: https://racquetrank.com/us/compare/pickleball/gearbox-gbx-elongated-16mm-2025-vs-proton-series-three-project-flamingo-15mm-elongated-2025/