2026 Colnago G4-X vs 2024 Colnago G3-X
The Colnago G3-X size closest to your 520 is the 52s. Compare the 52s instead
What changes on the Colnago G3-X
Compared with the Colnago G4-X in 520, the Colnago G3-X in 46s places the top of the head tube 38 mm lower and 19 mm further back, relative to the bottom bracket.
- Frame stack
- −38 mm
- Lower front end
- Frame reach
- −19 mm
- Shorter frame reach
- Wheelbase
- n/a
- One of the bikes has no number for this
- Head angle
- −0.7°
- Slacker: calmer steering
- Chainstays
- ±0 mm
- About the same
The two frames
We can't draw these frames yet. The Colnago G4-X numbers we have for size 520 are missing the wheelbase. The numbers below still compare.
Geometry side by side
| Measurement | Colnago G4-X 520 | Colnago G3-X 46s | Difference |
|---|---|---|---|
| Reach | 390 | 371 | −19 mm |
| Stack | 573 | 535 | −38 mm |
| Head tube angle | 71.5 | 70.8 | −0.7° |
| Seat tube angle | 73.5 | 75.0 | +1.5° |
| Chainstay length | 430 | 430 | ±0 mm |
| BB drop | 70 | 70 | ±0 mm |
| Fork length | 406 | 409 | +3 mm |
| Head tube length | not listed | 102 |
Differences are the Colnago G3-X minus the Colnago G4-X. Full charts: 2026 Colnago G4-X, 2024 Colnago G3-X.
Where each sits in its class
Colnago G4-XColnago G3-X
Each bike is ranked against the other gravel bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.
What each ships with
The stock build of each bike's first listed trim. Parts that match are dimmed.
| Part | Colnago G4-XShimano GRX 822 1x | Colnago G3-XColnago G3-X Rival AXS 1X Disc Bike |
|---|---|---|
| Frame | Colnago G4-X | Colnago G3-X |
| Shifter | Shimano GRX RX822 GRX 822 | SRAM Rival |
| Derailleur | Shimano RD-RX822-SGS GRX 822, Shimano GRX RX820 | SRAM Rival XPLR AXS |
| Cassette | Shimano GRX | SRAM XG-1251 |
| Chain | Shimano GRX | SRAM Rival |
| Crankset | Shimano GRX | SRAM Rival AXS |
| Chainring | Shimano GRX | not listed |
| Bottom bracket | SRAM DUB T47 | SRAM DUB |
| Wheelset | Fulcrum Lite ER | Fulcrum Rapid Red 900 |
| Tire | Pirelli Cinturato Gravel | Pirelli Cinturato Gravel H |
| Brake | Shimano GRX GRX 822 | SRAM Rival AXS |
| Rotor | Shimano GRX | SRAM Paceline |
| Handlebar | Deda Gravel 100 | Deda Manubrio |
| Stem | Deda Stem | Deda Attacco |
| Grips | Deda Grips | not listed |
| Headset | Deda Headset | not listed |
| Seatpost | Deda Seatpost | not listed |
| Saddle | Novus Boost Evo Superflow | Prologo Kappa |
| Bottle cage | Colnago Matt Black | not listed |
| Bar tape | not listed | Colnago Cork |
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