Compare: 2022 TanTan Cycling (Seraph) FM202 Base XS vs 2025 LightCarbon LCR018-D Base XS(500)

Insights

Somewhat aggressive stack and reach vs trend of endurance road bikes

Design deviates from other sizes of TanTan Cycling (Seraph) FM202

Average stack and reach vs trend of endurance road bikes

Design deviates from other sizes of LightCarbon LCR018-D

Bar type unusual for category

This: Aero Bar
Category: Drop Bar

Stack	527mm	538.1mm +11.1mm
Reach	376mm	371mm -5mm
Stack to Reach Ratio	1.4:1	1.45:1
Seat Tube Length, C-T	453mm	—
Seat Tube Length, Unknown	—	460mm
Top Tube Length, Effective/Horizontal Center	515mm	—
Top Tube Length, Effective/Horizontal Unknown	—	520mm
Top Tube Slope	10.3deg	10.9deg +0.6deg
Head Tube Angle	71.7deg	71.3deg -0.4deg
Seat Tube Angle	74.2deg	74.5deg +0.3deg
Head Tube Length	114.5mm	125mm +10.5mm
Bottom Bracket Drop	77mm	78mm +1mm
Bottom Bracket Height	259mm	273mm +14mm
Chainstay Length	410mm	415mm +5mm
Chainstay Length Horizontal	402.7mm	407.6mm +4.9mm
Front-Center	577mm	589.5mm +12.5mm
Front-Center Horizontal	571.3mm	584.4mm +13.1mm
Wheelbase	974mm	992mm +18mm
Fork Offset/Rake	45mm	51mm +6mm
Fork Length, Unknown	—	378mm
Trail	63.7mm mid/neutral	65mm +1.3mm mid/neutral
Mechanical Trail	60.5mm	61.5mm +1mm
Wheel Flop	19mm	19.7mm +0.7mm
Tire to Pedal Spindle	71mm 170 mm cranks	68.5mm -2.5mm 170 mm cranks
Pedal Spindle to Ground Clearance	89mm 170 mm cranks	103mm +14mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	25mm	40mm +15mm
Tire Width Max	27mm	—
Tire Outer Diameter	672mm	702mm +30mm
Bike Length with Tires	1646mm	1694mm +48mm
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