Compare: 2023 Alvas Climax CX1 XS vs 2017 Ridley Bikes Helium X Base XS

Insights

Somewhat upright stack and reach vs trend of performance road bikes

Design deviates from other sizes of Alvas Climax

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of Ridley Bikes Helium X

Stack	528mm	526mm -2mm
Reach	370mm	374mm +4mm
Stack to Reach Ratio	1.43:1	1.41:1
Seat Tube Length, C-T	—	480mm
Seat Tube Length, C-C	—	440mm
Seat Tube Length, Unknown	460mm	—
Top Tube Length, Effective/Horizontal Center	—	525mm
Top Tube Length, Effective/Horizontal Unknown	516mm	—
Top Tube Length, Actual C-C	—	509mm
Top Tube Slope	9.8deg	8.5deg -1.3deg
Head Tube Angle	71.5deg	72deg +0.5deg
Seat Tube Angle	74.5deg	74deg -0.5deg
Head Tube Length	125mm	127mm +2mm
Bottom Bracket Drop	68mm	68mm +0mm
Bottom Bracket Height	271mm	268mm -3mm
Chainstay Length	408mm	405mm -3mm
Chainstay Length Horizontal	402.3mm	399.3mm -3mm
Front-Center	574.7mm	573.8mm -0.9mm
Front-Center Horizontal	570.7mm	569.8mm -0.9mm
Wheelbase	973mm	969mm -4mm
Fork Offset/Rake	45mm	44.6mm -0.4mm
Trail	66mm high	62.2mm -3.8mm mid/neutral
Mechanical Trail	62.6mm	59.2mm -3.4mm
Wheel Flop	19.9mm	18.3mm -1.6mm
Standover Height	742mm	—
Tire to Pedal Spindle	65.7mm 170 mm cranks	67.8mm +2.1mm 170 mm cranks
Pedal Spindle to Ground Clearance	101mm 170 mm cranks	98mm -3mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	28mm	25mm -3mm
Tire Outer Diameter	678mm	672mm -6mm
Bike Length with Tires	1651mm	1641mm -10mm
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Carbon/Composite	Carbon/Composite
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Rim

Actions	Collection I've Ridden	Collection I've Ridden
Source	https://www.aliexpress.us/item/3256809245651316.html	ridley
Brand	Alvas	Ridley Bikes
Bike	2023 Climax CX1	2017 Helium X Base
Size	XS	XS
Category	Performance Road	Performance Road