Compare: 2023 TanTan Cycling (Seraph) TT-X38 Base 58 vs 2026 Cannondale Bikes CAAD14 Base 61

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 Cannondale Bikes CAAD14

Stack	595mm	610mm +15mm
Reach	400mm	407mm +7mm
Stack to Reach Ratio	1.49:1	1.5:1
Seat Tube Length, C-T	580mm	620mm +40mm
Top Tube Length, Effective/Horizontal Center	582mm	598mm +16mm
Top Tube Length, Effective/Horizontal HT Top	—	604mm
Top Tube Length, Actual C-C	—	598mm
Top Tube Slope	4.1deg	0deg -4.1deg
Head Tube Angle	73.3deg	73deg -0.3deg
Seat Tube Angle	73deg	72.1deg -0.9deg
Head Tube Length	190mm	203mm +13mm
Bottom Bracket Drop	70mm	69mm -1mm
Bottom Bracket Height	269mm	274mm +5mm
Chainstay Length	410mm	415mm +5mm
Chainstay Length Horizontal	404mm	409.2mm +5.2mm
Front-Center	609mm	623mm +14mm
Front-Center Horizontal	605mm	619.8mm +14.8mm
Wheelbase	1008.9mm	1029mm +20.1mm
Fork Offset/Rake	45mm	45mm +0mm
Fork Length (Axle-To-Crown)	—	376mm
Trail	54.7mm mid/neutral	57.8mm +3.1mm mid/neutral
Mechanical Trail	52.4mm	55.3mm +2.9mm
Wheel Flop	15.1mm	16.2mm +1.1mm
Standover Height	—	851mm
Tire to Pedal Spindle	100mm 170 mm cranks	110mm +10mm 170 mm cranks
Pedal Spindle to Ground Clearance	99mm 170 mm cranks	104mm +5mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	28mm	32mm +4mm
Tire Width Max	32mm	32mm +0mm
Tire Outer Diameter	678mm	686mm +8mm
Bike Length with Tires	1686.9mm	1715mm +28.1mm
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Carbon/Composite	Aluminum
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc