Compare: 2023 TanTan Cycling (Seraph) FM025 Base M vs 2024 TWITTER Bikes T8 RS 500

Insights

Somewhat aggressive stack and reach vs trend of performance road bikes

Average stack and reach vs trend of performance road bikes

Bar type unusual for category

This: Aero Bar
Category: Drop Bar

Stack	525mm	524mm -1mm
Reach	386mm	379mm -7mm
Stack to Reach Ratio	1.36:1	1.38:1
Seat Tube Length, C-T	490mm	—
Seat Tube Length, C-TTT	—	500mm
Seat Tube Length, Effective Center	520mm	—
Top Tube Length, Effective/Horizontal Center	541mm	—
Top Tube Length, Effective/Horizontal HT Top	—	545mm
Top Tube Length, Effective/Horizontal Unknown	153.5mm	—
Top Tube Slope	5.9deg	2.5deg -3.4deg
Head Tube Angle	72.2deg	72deg -0.2deg
Seat Tube Angle	74deg	74.5deg +0.5deg
Head Tube Length	125mm	—
Bottom Bracket Drop	69mm	72mm +3mm
Bottom Bracket Height	272mm	264mm -8mm
Chainstay Length	410mm	405mm -5mm
Chainstay Length Horizontal	404.2mm	398.6mm -5.6mm
Front-Center	590mm	575mm -15mm
Front-Center Horizontal	583.9mm	571.5mm -12.4mm
Wheelbase	988mm	970mm -18mm
Fork Offset/Rake	45mm	45mm +0mm
Fork Length (Axle-To-Crown)	375mm	—
Trail	62.2mm mid/neutral	61.9mm -0.3mm mid/neutral
Mechanical Trail	59.2mm	58.8mm -0.4mm
Wheel Flop	18.1mm	18.2mm +0.1mm
Standover Height	765mm	—
Tire to Pedal Spindle	79mm 170 mm cranks	69mm -10mm 170 mm cranks
Pedal Spindle to Ground Clearance	102mm 170 mm cranks	94mm -8mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	30mm	25mm -5mm
Tire Width Max	32mm	28mm -4mm
Tire Outer Diameter	682mm	672mm -10mm
Bike Length with Tires	1670mm	1642mm -28mm
Crank Length	—	170mm
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Aero Bar
Frame Material	Carbon/Composite	Carbon/Composite
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc