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2026 Colnago G4-X vs 2026 Ridley ASTR RS

Bicycle geometry comparison powered by RideDNA

Colnago G4-X

2026 · Gravel

Size Reach Stack Trail HTA Chainstay BB Drop Wheelbase Front center Max Tire
48 380 554 52 71.5 424 72 1026 606 45
52 390 573 62 71.5 424 70 1033 613 45
54 400 591 63 71.5 424 70 1048 628 45
57 410 610 63 71.5 424 70 1064 644 45
XS 371 536 55 71.0 424 72 1016 596 45

All measurements in millimeters (mm) and degrees (°).

vs

Ridley ASTR RS

2026 · Gravel

Size Reach Stack Trail HTA Chainstay BB Drop Wheelbase Front center Max Tire
L 419 595 68 71.5 418 75 1064 650 52
M 406 571 68 71.5 418 75 1043 630 52
S 392 551 71 71.0 418 75 1027 613 52
XL 432 619 68 71.5 418 75 1085 671 52
XS 376 536 71 71.0 418 75 1006 593 52

All measurements in millimeters (mm) and degrees (°).

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