Compare: 2026 Winspace Cycle Co G5 Base XL vs 2026 TanTan Cycling (Seraph) Gr209 Base 55

Insights

Somewhat upright stack and reach vs trend of progressive gravel bikes

Design deviates from other sizes of Winspace Cycle Co G5

Bar type unusual for category

This: Aero Bar
Category: Drop Bar

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

Stack	598mm	608mm +10mm
Reach	399mm	404mm +5mm
Stack to Reach Ratio	1.5:1	1.5:1
Seat Tube Length, C-T	540mm	550mm +10mm
Top Tube Length, Effective/Horizontal Center	576mm	583mm +7mm
Top Tube Slope	8.3deg	8.2deg -0.1deg
Head Tube Angle	71.5deg	71.7deg +0.2deg
Seat Tube Angle	73.5deg	73.5deg +0deg
Head Tube Length	170mm	80mm -90mm
Bottom Bracket Drop	74mm	80mm +6mm
Bottom Bracket Height	287mm	276mm -11mm
Chainstay Length	427mm	426mm -1mm
Chainstay Length Horizontal	420.5mm	418.4mm -2.1mm
Front-Center	632.8mm	638mm +5.2mm
Front-Center Horizontal	628.5mm	633.6mm +5.1mm
Wheelbase	1049mm	1052mm +3mm
Fork Offset/Rake	51mm	55mm +4mm
Fork Length (Axle-To-Crown)	398mm	—
Fork Length, Unknown	—	397mm
Trail	67mm high	59.8mm -7.2mm mid/neutral
Mechanical Trail	63.6mm	56.8mm -6.8mm
Wheel Flop	20.2mm	17.8mm -2.4mm
Standover Height	839mm	—
Tire to Pedal Spindle	101.8mm 170 mm cranks	109.5mm +7.7mm 172.5 mm cranks
Pedal Spindle to Ground Clearance	117mm 170 mm cranks	103.5mm -13.5mm 172.5 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	50mm	45mm -5mm
Tire Width Max	58mm	50mm -8mm
Tire Outer Diameter	722mm	712mm -10mm
Bike Length with Tires	1771mm	1764mm -7mm
Crank Length	—	172.5mm
Handlebar Width	—	440mm
Stem Length	—	80mm
Suspension Type	Rigid, non-suspension corrected	Rigid, suspension corrected
Bar Type	Aero Bar	Drop Bar
Frame Material	Carbon/Composite	Carbon/Composite
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc