Compare: 2025 Winspace Cycle Co Gravel G3 Base xs vs 2026 Argon 18 Dark Matter 3D High Stack XXS

Insights

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

Design deviates from other sizes of Winspace Cycle Co Gravel G3

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

Design deviates from other sizes of Argon 18 Dark Matter

Stack	539mm	543mm +4mm
Reach	363mm	361mm -2mm
Stack to Reach Ratio	1.48:1	1.5:1
Seat Tube Length, C-T	—	420mm
Seat Tube Length, Unknown	440mm	—
Top Tube Length, Effective/Horizontal HT Top	—	507mm
Top Tube Length, Actual C-C	523mm	—
Top Tube Slope	13.5deg	16.3deg +2.8deg
Head Tube Angle	69.5deg	68.5deg -1deg
Seat Tube Angle	73.5deg	75.5deg +2deg
Head Tube Length	120mm	95mm -25mm
Bottom Bracket Drop	75mm	80mm +5mm
Bottom Bracket Height	281mm	281mm +0mm
Chainstay Length	430mm	436mm +6mm
Chainstay Length Horizontal	423.4mm	428.6mm +5.2mm
Front-Center	599.3mm	606.7mm +7.4mm
Front-Center Horizontal	594.6mm	601.4mm +6.8mm
Wheelbase	1018mm	1030mm +12mm
Fork Offset/Rake	54mm	54mm +0mm
Fork Length (On-Axis)	395mm	—
Fork Length (Axle-To-Crown)	—	425mm
Trail	75.5mm high	84.2mm +8.7mm very high
Mechanical Trail	70.7mm	78.3mm +7.6mm
Wheel Flop	24.8mm	28.7mm +3.9mm
Standover Height	756mm	713mm -43mm
Tire to Pedal Spindle	73.3mm 170 mm cranks	75.7mm +2.4mm 170 mm cranks
Pedal Spindle to Ground Clearance	111mm 170 mm cranks	111mm +0mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	45mm	50mm +5mm
Tire Width Max	50mm	57mm +7mm
Tire Outer Diameter	712mm	722mm +10mm
Bike Length with Tires	1730mm	1752mm +22mm
Suspension Type	Rigid, non-suspension corrected	Rigid, suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Carbon/Composite	Carbon/Composite
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc