2025 Specialized Diverge Comp Carbon vs 2027 Specialized Diverge 4 Expert Shimano
The Specialized Diverge 4 Expert Shimano size closest to your 54 is the 54. Compare the 54 instead
What changes on the Specialized Diverge 4 Expert Shimano
Compared with the Specialized Diverge Comp Carbon in 54, the Specialized Diverge 4 Expert Shimano in 49 places the top of the head tube 29 mm lower and 18 mm further back, relative to the bottom bracket. Its wheelbase is 13 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −29 mm
- Lower front end
- Frame reach
- −18 mm
- Shorter frame reach
- Wheelbase
- −13 mm
- Shorter: quicker to change direction
- Head angle
- −1.3°
- Slacker: calmer steering
- Chainstays
- +5 mm
- Longer: more planted
The two frames
Specialized Diverge Comp Carbon, 54Specialized Diverge 4 Expert Shimano, 49Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Diverge Comp Carbon 54 | Specialized Diverge 4 Expert Shimano 49 | Difference |
|---|---|---|---|
| Reach | 383 | 365mm | −18 mm |
| Stack | 592 | 563mm | −29 mm |
| Head tube angle | 71.25 | 70° | −1.3° |
| Seat tube angle | 73.5 | 74.5° | +1.0° |
| Effective top tube | 558 | 521mm | −37 mm |
| Chainstay length | 425 | 430mm | +5 mm |
| Wheelbase | 1032 | 1019mm | −13 mm |
| BB drop | 80mm | 85mm | +5 mm |
| BB height | 270mm | not listed | |
| Standover | 754 | 700mm | −54 mm |
| Seat tube length | 470 | 400mm | −70 mm |
| Fork length | 389mm | 391mm | +2 mm |
| Head tube length | 116 | 90mm | −26 mm |
Differences are the Specialized Diverge 4 Expert Shimano minus the Specialized Diverge Comp Carbon. Full charts: 2025 Specialized Diverge Comp Carbon, 2027 Specialized Diverge 4 Expert Shimano.
Where each sits in its class
Specialized Diverge Comp CarbonSpecialized Diverge 4 Expert Shimano
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 | Specialized Diverge 4 Expert ShimanoExpert - Shimano GRX Di2 |
|---|---|---|
| Frame | Specialized FACT 9R | Specialized Diverge FACT |
| Fork | Specialized Future Shock 2.0 | Specialized Future Shock 3.2 |
| Shifter | SRAM Apex eTAP AXS | Shimano GRX RX825 Di2 |
| Derailleur | SRAM X1 Eagle AXS | Shimano GRX RX827 Di2 |
| Cassette | SRAM SX Eagle | Shimano XT M8200 |
| Chain | SRAM NX Eagle | Shimano XT M8100 |
| Crankset | SRAM Apex DUB | Shimano GRX RX820 |
| Chainring | SRAM Apex Wide | not listed |
| Bottom bracket | SRAM DUB | not listed |
| Wheelset | DT Swiss G540 | Roval Terra C |
| Tire | Pathfinder Pro | Specialized Tracer TLR All Terrain Gravel |
| Rim | DT Swiss G 540 | not listed |
| Brake | SRAM Apex eTAP AXS, SRAM Apex | Shimano GRX RX820 |
| Handlebar | Specialized Hover | Specialized Hover |
| Stem | Specialized Future | Specialized Future |
| Bar tape | Supacaz Super Sticky Kush | not listed |
| Seatpost | Roval Terra | Roval Terra |
| Saddle | Specialized Power Sport | Specialized Power Expert |
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