Compare: 2025 elves falath evo + Base 46 vs 2026 XDS X-LAB RS7 Base XS

Insights

Somewhat aggressive stack and reach vs trend of performance road bikes

Somewhat upright stack and reach vs trend of performance road bikes

Design deviates from other sizes of XDS X-LAB RS7

Stack	517.6mm	526mm +8.4mm
Reach	382.8mm	360mm -22.8mm
Stack to Reach Ratio	1.35:1	1.46:1
Seat Tube Length, C-T	—	420mm
Seat Tube Length, Unknown	445mm	—
Top Tube Length, Effective/Horizontal Unknown	522.7mm	—
Top Tube Length, Actual C-C	—	500mm
Top Tube Slope	10deg	14.4deg +4.4deg
Head Tube Angle	71deg	70deg -1deg
Seat Tube Angle	75deg	75deg +0deg
Head Tube Length	100mm	130mm +30mm
Bottom Bracket Drop	69mm	72mm +3mm
Bottom Bracket Height	270mm	271mm +1mm
Chainstay Length	405mm	410mm +5mm
Chainstay Length Horizontal	399.1mm	403.6mm +4.5mm
Front-Center	590.2mm	574mm -16.2mm
Front-Center Horizontal	586.1mm	569.4mm -16.7mm
Wheelbase	985.2mm	973mm -12.2mm
Fork Offset/Rake	46.2mm	41.5mm -4.7mm
Trail	67.9mm high	80.7mm +12.8mm very high
Mechanical Trail	64.2mm	75.9mm +11.7mm
Wheel Flop	20.9mm	25.9mm +5mm
Standover Height	738mm	737mm -1mm
Tire to Pedal Spindle	81.2mm 170 mm cranks	66mm -15.2mm 165 mm cranks
Pedal Spindle to Ground Clearance	100mm 170 mm cranks	106mm +6mm 165 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	28mm	32mm +4mm
Tire Outer Diameter	678mm	686mm +8mm
Bike Length with Tires	1663.2mm	1659mm -4.2mm
Crank Length	—	165mm
Handlebar Width	—	360mm
Stem Length	—	90mm
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Unknown	Carbon/Composite
Fork Material	Unknown	Carbon/Composite
Brake Type	Unknown	Disc

Actions	Collection I've Ridden	Collection I've Ridden
Source	https://uk.elvesbike.com/products/elves-falath-evo-carbon-road-disc-framesets-uci-approved?VariantsId=10959	https://xds.co/products/rs7#product-geometry
Brand	elves	XDS X-LAB
Bike	2025 falath evo + Base	2026 RS7 Base
Size	46	XS
Category	Performance Road	Performance Road