Compare: 2024 TWITTER Bikes Gravel v1 Base 540 vs 2026 XDS X-LAB RS5 Base XL

Insights

Somewhat aggressive stack and reach vs trend of all-road/gravel bikes

Design deviates from other sizes of TWITTER Bikes Gravel v1

Average stack and reach vs trend of endurance road bikes

Design deviates from other sizes of XDS X-LAB RS5

Stack	610.5mm	623mm +12.5mm
Reach	407.3mm	394mm -13.3mm
Stack to Reach Ratio	1.5:1	1.58:1
Seat Tube Length, C-T	540mm	560mm +20mm
Top Tube Length, Effective/Horizontal Center	593.9mm	585mm -8.9mm
Top Tube Slope	9.5deg	8.9deg -0.6deg
Head Tube Angle	73.5deg	73deg -0.5deg
Seat Tube Angle	73deg	73deg +0deg
Head Tube Length	190mm	205mm +15mm
Bottom Bracket Drop	70mm	75mm +5mm
Bottom Bracket Height	281mm	268mm -13mm
Chainstay Length	420mm	420mm +0mm
Chainstay Length Horizontal	414.1mm	413.3mm -0.8mm
Front-Center	629.7mm	624mm -5.7mm
Front-Center Horizontal	624.9mm	619.8mm -5.1mm
Wheelbase	1039mm	1033mm -6mm
Fork Offset/Rake	55mm	50mm -5mm
Fork Length (On-Axis)	—	386mm
Fork Length, Unknown	390mm	—
Trail	46.6mm mid/neutral	52.6mm +6mm mid/neutral
Mechanical Trail	44.7mm	50.3mm +5.6mm
Wheel Flop	12.7mm	14.7mm +2mm
Standover Height	—	831mm
Tire to Pedal Spindle	108.7mm 170 mm cranks	108.5mm -0.2mm 172.5 mm cranks
Pedal Spindle to Ground Clearance	111mm 170 mm cranks	95.5mm -15.5mm 172.5 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	40mm	32mm -8mm
Tire Width Max	—	38mm
Tire Outer Diameter	702mm	686mm -16mm
Bike Length with Tires	1741mm	1719mm -22mm
Crank Length	—	172.5mm
Handlebar Width	—	420mm
Stem Length	—	100mm
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