2024 Specialized Diverge Comp Carbon vs 2026 Fairlight Faran Shimano RX825
The 51T is the Fairlight Faran Shimano RX825 size closest to your 49 Specialized Diverge Comp Carbon. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.
What changes on the Fairlight Faran Shimano RX825
Compared with the Specialized Diverge Comp Carbon in 49, the Fairlight Faran Shimano RX825 in 51T places the top of the head tube at about the same height and 5 mm further forward, relative to the bottom bracket. Its wheelbase is 4 mm longer, which can contribute to stability at speed.
- Frame stack
- −1 mm
- About the same height
- Frame reach
- +5 mm
- Longer frame reach
- Wheelbase
- +4 mm
- Longer: steadier at speed
- Head angle
- +1.5°
- Steeper: sharper steering
- Chainstays
- +7 mm
- Longer: more planted
The two frames
Specialized Diverge Comp Carbon, 49Fairlight Faran Shimano RX825, 51TDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Diverge Comp Carbon 49 | Fairlight Faran Shimano RX825 51T | Difference |
|---|---|---|---|
| Reach | 365 | 370 | +5 mm |
| Stack | 571 | 570 | −1 mm |
| Head tube angle | 70° | 71.5 | +1.5° |
| Seat tube angle | 74° | 74 | ±0.0° |
| Chainstay length | 425mm | 432 | +7 mm |
| Wheelbase | 1019mm | 1023 | +4 mm |
| BB drop | 80mm | not listed | |
| BB height | 270mm | not listed | |
| Standover | 700mm | not listed | |
| Seat tube length | 390mm | not listed | |
| Fork length | 389mm | not listed | |
| Head tube length | 99mm | not listed |
Differences are the Fairlight Faran Shimano RX825 minus the Specialized Diverge Comp Carbon. Full charts: 2024 Specialized Diverge Comp Carbon, 2026 Fairlight Faran Shimano RX825.
Where each sits in its class
Specialized Diverge Comp CarbonFairlight Faran Shimano RX825
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 | Specialized Diverge Comp CarbonComp Carbon | Fairlight Faran Shimano RX825Shimano GRX Di2 RX825 2x |
|---|---|---|
| Frame | Specialized Diverge FACT | Fairlight Faran 3.0 |
| Fork | Specialized Future Shock 2.0 | Fairlight Faran 3.0 Steel |
| Shifter | SRAM Apex eTAP AXS | Shimano GRX RX825 Di2 |
| Derailleur | SRAM Apex eTAP AXS | Shimano GRX RX825 Di2 |
| Cassette | SRAM SX Eagle | Shimano HG710/M7000 |
| Chain | SRAM NX Eagle | not listed |
| Crankset | SRAM Apex DUB | Shimano FC-RX820-2 |
| Chainring | SRAM Apex Wide | Shimano GRX RX820 |
| Bottom bracket | SRAM DUB | not listed |
| Wheelset | DT Swiss G540 | Hope RX24/Fortus 26 Pro5 |
| Tire | Specialized Pathfinder Pro 2BR | Panaracer Gravel King X1 |
| Brake | SRAM Apex eTAP AXS | Shimano GRX Di2 |
| Handlebar | Specialized Hover | FSA Adventure |
| Stem | Specialized Future | Gossamer Energy |
| Seatpost | Roval Terra | SL-K |
| Saddle | Specialized Power Sport | not listed |
| Rotor | not listed | Shimano RT-801 |
| Headset | not listed | Hope Standard |
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