Compare: 2026 Winspace Cycle Co M6 Base L vs 2023 TanTan Cycling (Seraph) TT-X38 Base 54

Insights

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of TanTan Cycling (Seraph) TT-X38

Stack	550mm	554mm +4mm
Reach	391mm	388mm -3mm
Stack to Reach Ratio	1.41:1	1.43:1
Seat Tube Length, C-T	—	540mm
Seat Tube Length, Effective Unknown	510mm	—
Top Tube Length, Effective/Horizontal Center	—	551mm
Top Tube Length, Effective/Horizontal Unknown	554mm	—
Top Tube Slope	—	3.8deg
Head Tube Angle	72.3deg	72.5deg +0.2deg
Seat Tube Angle	73.5deg	73.6deg +0.1deg
Head Tube Length	145mm	150mm +5mm
Bottom Bracket Drop	72mm	70mm -2mm
Bottom Bracket Height	271mm	269mm -2mm
Chainstay Length	410mm	410mm +0mm
Chainstay Length Horizontal	403.6mm	404mm +0.4mm
Front-Center	592.8mm	592mm -0.8mm
Front-Center Horizontal	588.4mm	587.9mm -0.5mm
Wheelbase	992mm	991.8mm -0.2mm
Fork Offset/Rake	43mm	45mm +2mm
Fork Length, Unknown	369mm	—
Trail	64.3mm mid/neutral	59.7mm -4.6mm mid/neutral
Mechanical Trail	61.3mm	56.9mm -4.4mm
Wheel Flop	18.6mm	17.1mm -1.5mm
Standover Height	791mm	—
Tire to Pedal Spindle	79.8mm 170 mm cranks	83mm +3.2mm 170 mm cranks
Pedal Spindle to Ground Clearance	101mm 170 mm cranks	99mm -2mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	32mm	28mm -4mm
Tire Outer Diameter	686mm	678mm -8mm
Bike Length with Tires	1678mm	1669.8mm -8.2mm
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://cdn.shopify.com/s/files/1/0912/6101/0215/files/2_M6_catalog_-_260224_2__04.png?v=1772209825	N/A
Brand	Winspace Cycle Co	TanTan Cycling (Seraph)
Bike	2026 M6 Base	2023 TT-X38 Base
Size	L	54
Category	Performance Road	Performance Road