Compare: 2026 OPEN Cycle U.P. 2.0 XS vs 2025 Winspace Cycle Co Gravel G3 Base xs

Insights

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

Design deviates from other sizes of OPEN Cycle U.P.

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

Design deviates from other sizes of Winspace Cycle Co Gravel G3

Stack	520mm	539mm +19mm
Reach	356mm	363mm +7mm
Stack to Reach Ratio	1.46:1	1.48:1
Seat Tube Length, C-T	418mm	—
Seat Tube Length, Unknown	—	440mm
Top Tube Length, Effective/Horizontal HT Top	506mm	—
Top Tube Length, Actual C-C	—	523mm
Top Tube Slope	14.1deg	13.5deg -0.6deg
Head Tube Angle	70deg	69.5deg -0.5deg
Seat Tube Angle	73.5deg	73.5deg +0deg
Head Tube Length	—	120mm
Bottom Bracket Drop	82mm	75mm -7mm
Bottom Bracket Height	274mm	281mm +7mm
Chainstay Length	425mm	430mm +5mm
Chainstay Length Horizontal	417mm	423.4mm +6.4mm
Front-Center	589mm	599.3mm +10.3mm
Front-Center Horizontal	583mm	594.6mm +11.6mm
Wheelbase	1000mm	1018mm +18mm
Fork Offset/Rake	50mm	54mm +4mm
Fork Length (On-Axis)	—	395mm
Trail	76.4mm high	75.5mm -0.9mm high
Mechanical Trail	71.8mm	70.7mm -1.1mm
Wheel Flop	24.5mm	24.8mm +0.3mm
Standover Height	713mm	756mm +43mm
Tire to Pedal Spindle	63mm 170 mm cranks	73.3mm +10.3mm 170 mm cranks
Pedal Spindle to Ground Clearance	104mm 170 mm cranks	111mm +7mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	45mm	45mm +0mm
Tire Outer Diameter	712mm	712mm +0mm
Bike Length with Tires	1712mm	1730mm +18mm
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://opencycle.com/upper-20	https://www.winspace.cc/products/g3-gravel
Brand	OPEN Cycle	Winspace Cycle Co
Bike	2026 U.P. 2.0	2025 Gravel G3 Base
Size	XS	xs
Category	All-road/Gravel	All-road/Gravel