Compare: 2023 TanTan Cycling (Seraph) TT-X38 Base 58 vs 2025 Cervelo Cycles Soloist Frameset 58

Insights

Average stack and reach vs trend of performance road bikes

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

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of Cervelo Cycles Soloist

Stack	595mm	590mm -5mm
Reach	400mm	401mm +1mm
Stack to Reach Ratio	1.49:1	1.47:1
Seat Tube Length, C-T	580mm	555mm -25mm
Top Tube Length, Effective/Horizontal Center	582mm	581mm -1mm
Top Tube Slope	4.1deg	6deg +1.9deg
Head Tube Angle	73.3deg	73deg -0.3deg
Seat Tube Angle	73deg	73deg +0deg
Head Tube Length	190mm	184mm -6mm
Bottom Bracket Drop	70mm	69.5mm -0.5mm
Bottom Bracket Height	269mm	269.5mm +0.5mm
Chainstay Length	410mm	410mm +0mm
Chainstay Length Max	—	410mm
Chainstay Length Horizontal	404mm	404.1mm +0.1mm
Chainstay Length Horizontal Max	—	404.1mm
Front-Center	609mm	611mm +2mm
Front-Center Horizontal	605mm	607mm +2mm
Wheelbase	1008.9mm	1011.1mm +2.2mm
Wheelbase Max	—	1011mm
Fork Offset/Rake	45mm	45.5mm +0.5mm
Trail	54.7mm mid/neutral	56.1mm +1.4mm mid/neutral
Mechanical Trail	52.4mm	53.6mm +1.2mm
Wheel Flop	15.1mm	15.7mm +0.6mm
Standover Height	—	824mm
Tire to Pedal Spindle	100mm 170 mm cranks	102mm +2mm 170 mm cranks
Pedal Spindle to Ground Clearance	99mm 170 mm cranks	99.5mm +0.5mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	28mm	28mm +0mm
Tire Width Max	32mm	—
Tire Outer Diameter	678mm	678mm +0mm
Bike Length with Tires	1686.9mm	1689.1mm +2.2mm
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