Compare: 2026 XDS X-LAB RS5 Base XS vs 2025 LightCarbon LCR018-D Base XS(500)

Insights

Average stack and reach vs trend of endurance road bikes

Design deviates from other sizes of XDS X-LAB RS5

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	530mm	538.1mm +8.1mm
Reach	371mm	371mm +0mm
Stack to Reach Ratio	1.43:1	1.45:1
Seat Tube Length, C-T	440mm	—
Seat Tube Length, Unknown	—	460mm
Top Tube Length, Effective/Horizontal Center	515mm	—
Top Tube Length, Effective/Horizontal Unknown	—	520mm
Top Tube Slope	12.2deg	10.9deg -1.3deg
Head Tube Angle	71deg	71.3deg +0.3deg
Seat Tube Angle	75deg	74.5deg -0.5deg
Head Tube Length	115mm	125mm +10mm
Bottom Bracket Drop	75mm	78mm +3mm
Bottom Bracket Height	268mm	273mm +5mm
Chainstay Length	420mm	415mm -5mm
Chainstay Length Horizontal	413.3mm	407.6mm -5.7mm
Front-Center	590mm	589.5mm -0.5mm
Front-Center Horizontal	585.8mm	584.4mm -1.4mm
Wheelbase	999mm	992mm -7mm
Fork Offset/Rake	50mm	51mm +1mm
Fork Length (On-Axis)	386mm	—
Fork Length, Unknown	—	378mm
Trail	65.2mm high	65mm -0.2mm mid/neutral
Mechanical Trail	61.7mm	61.5mm -0.2mm
Wheel Flop	20.1mm	19.7mm -0.4mm
Standover Height	725mm	—
Tire to Pedal Spindle	82mm 165 mm cranks	68.5mm -13.5mm 170 mm cranks
Pedal Spindle to Ground Clearance	103mm 165 mm cranks	103mm +0mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	32mm	40mm +8mm
Tire Width Max	38mm	—
Tire Outer Diameter	686mm	702mm +16mm
Bike Length with Tires	1685mm	1694mm +9mm
Crank Length	165mm	—
Handlebar Width	380mm	—
Stem Length	80mm	—
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Aero Bar
Frame Material	Aluminum	Carbon/Composite
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc