Compare: 2026 ROSE Bikes Backroad AL Base XS vs 2026/v2 XDS X-LAB GT8 Base S

Insights

Average stack and reach vs trend of all-road/gravel bikes

Design deviates from other sizes of ROSE Bikes Backroad AL

Average stack and reach vs trend of progressive gravel bikes

Design deviates from other sizes of XDS X-LAB GT8

Stack	552.2mm	540mm -12.2mm
Reach	374.5mm	379mm +4.5mm
Stack to Reach Ratio	1.47:1	1.42:1
Seat Tube Length, C-T	460mm	447mm -13mm
Top Tube Length, Effective/Horizontal HT Top	525mm	525mm +0mm
Top Tube Slope	12.3deg	12.3deg +0deg
Head Tube Angle	70.5deg	70deg -0.5deg
Seat Tube Angle	74.75deg	75deg +0.25deg
Head Tube Length	110mm	100mm -10mm
Bottom Bracket Drop	78mm	80mm +2mm
Bottom Bracket Height	273mm	276mm +3mm
Chainstay Length	430mm	435mm +5mm
Chainstay Length Horizontal	422.9mm	427.6mm +4.7mm
Front-Center	598.4mm	610mm +11.6mm
Front-Center Horizontal	593.3mm	604.4mm +11.1mm
Wheelbase	1016.2mm	1032mm +15.8mm
Fork Offset/Rake	48mm	54.5mm +6.5mm
Fork Length (Axle-To-Crown)	410mm	—
Trail	73.4mm high	71.6mm -1.8mm high
Mechanical Trail	69.2mm	67.3mm -1.9mm
Wheel Flop	23.1mm	23mm -0.1mm
Standover Height	779mm	730mm -49mm
Tire to Pedal Spindle	77.4mm 170 mm cranks	84mm +6.6mm 170 mm cranks
Pedal Spindle to Ground Clearance	103mm 170 mm cranks	106mm +3mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	40mm	45mm +5mm
Tire Outer Diameter	702mm	712mm +10mm
Bike Length with Tires	1718.2mm	1744mm +25.8mm
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Aluminum	Carbon/Composite
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc

Actions	Collection I've Ridden	Collection I've Ridden
Source	https://www.rosebikes.com/p/rose-backroad-al-eq-2725772	https://xds.co/en-us/products/gt8#product-geometry
Brand	ROSE Bikes	XDS X-LAB
Bike	2026 Backroad AL Base	2026/v2 GT8 Base
Size	XS	S
Category	All-road/Gravel	Progressive Gravel