Compare: 2026/v2 XDS X-LAB GT8 Base XXL vs 2026 evolve CIMA GR Base XL

Insights

Very upright stack and reach vs trend of progressive gravel bikes

Design deviates from other sizes of XDS X-LAB GT8

Very upright stack and reach vs trend of progressive gravel bikes

Design deviates from other sizes of evolve CIMA GR

Stack	631mm	630mm -1mm
Reach	408mm	410mm +2mm
Stack to Reach Ratio	1.55:1	1.54:1
Seat Tube Length, C-T	577mm	—
Seat Tube Length, C-TTT	—	570mm
Top Tube Length, Effective/Horizontal HT Top	605mm	—
Top Tube Length, Effective/Horizontal Unknown	—	597mm
Top Tube Slope	7.8deg	6.4deg -1.4deg
Head Tube Angle	71deg	72deg +1deg
Seat Tube Angle	73deg	73.5deg +0.5deg
Head Tube Length	190mm	201mm +11mm
Bottom Bracket Drop	80mm	78mm -2mm
Bottom Bracket Height	276mm	283mm +7mm
Chainstay Length	435mm	425mm -10mm
Chainstay Length Horizontal	427.6mm	417.8mm -9.8mm
Front-Center	655mm	647mm -8mm
Front-Center Horizontal	650.4mm	642.2mm -8.2mm
Wheelbase	1078mm	1060mm -18mm
Fork Offset/Rake	49.8mm	50mm +0.2mm
Fork Length (Axle-To-Crown)	—	395mm
Trail	69.9mm high	64.7mm -5.2mm mid/neutral
Mechanical Trail	66.1mm	61.6mm -4.5mm
Wheel Flop	21.5mm	19mm -2.5mm
Standover Height	838mm	863mm +25mm
Tire to Pedal Spindle	129mm 170 mm cranks	116mm -13mm 170 mm cranks
Pedal Spindle to Ground Clearance	106mm 170 mm cranks	113mm +7mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	45mm	50mm +5mm
Tire Outer Diameter	712mm	722mm +10mm
Bike Length with Tires	1790mm	1782mm -8mm
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Carbon/Composite	Carbon/Composite
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc

Actions	Collection I've Ridden	Collection I've Ridden
Source	https://xds.co/en-us/products/gt8#product-geometry	https://www.evolvebicycles.com/product/cima-gr-sailfish-pearl/
Brand	XDS X-LAB	evolve
Bike	2026/v2 GT8 Base	2026 CIMA GR Base
Size	XXL	XL
Category	Progressive Gravel	Progressive Gravel