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

Insights

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of Ridley Bikes Helium X

Stack	534.5mm	526mm -8.5mm
Reach	375.7mm	374mm -1.7mm
Stack to Reach Ratio	1.42:1	1.41:1
Seat Tube Length, C-T	—	480mm
Seat Tube Length, C-C	—	440mm
Seat Tube Length, Unknown	490mm	—
Top Tube Length, Effective/Horizontal Center	—	525mm
Top Tube Length, Effective/Horizontal Unknown	529mm	—
Top Tube Length, Actual C-C	—	509mm
Top Tube Slope	7.1deg	8.5deg +1.4deg
Head Tube Angle	72deg	72deg +0deg
Seat Tube Angle	74deg	74deg +0deg
Head Tube Length	135mm	127mm -8mm
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	578.7mm	573.8mm -4.9mm
Front-Center Horizontal	574.7mm	569.8mm -4.9mm
Wheelbase	977mm	969mm -8mm
Fork Offset/Rake	45mm	44.6mm -0.4mm
Trail	62.8mm mid/neutral	62.2mm -0.6mm mid/neutral
Mechanical Trail	59.8mm	59.2mm -0.6mm
Wheel Flop	18.5mm	18.3mm -0.2mm
Standover Height	763mm	—
Tire to Pedal Spindle	69.7mm 170 mm cranks	67.8mm -1.9mm 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	1655mm	1641mm -14mm
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	S	XS
Category	Performance Road	Performance Road