Compare: 2026 Argon 18 Sum Pro XS vs 2027 Yoleo Zen RS Base XS

Insights

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of Argon 18 Sum

Somewhat aggressive stack and reach vs trend of performance road bikes

Design deviates from other sizes of Yoleo Zen RS

Stack	517mm	507mm -10mm
Reach	374mm	376mm +2mm
Stack to Reach Ratio	1.38:1	1.35:1
Seat Tube Length, C-T	—	425mm
Seat Tube Length, Unknown	425mm	—
Top Tube Length, Effective/Horizontal HT Top	—	519mm
Top Tube Length, Effective/Horizontal Unknown	520mm	—
Top Tube Slope	12.4deg	11.3deg -1.1deg
Head Tube Angle	72.1deg	72.1deg +0deg
Seat Tube Angle	74.5deg	74.5deg +0deg
Head Tube Length	110mm	97mm -13mm
Bottom Bracket Drop	73mm	75mm +2mm
Bottom Bracket Height	263mm	264mm +1mm
Chainstay Length	410mm	410mm +0mm
Chainstay Length Horizontal	403.5mm	403.1mm -0.4mm
Front-Center	573.2mm	573.8mm +0.6mm
Front-Center Horizontal	568.6mm	569mm +0.4mm
Wheelbase	972mm	972mm +0mm
Fork Offset/Rake	48mm	49mm +1mm
Fork Length (Axle-To-Crown)	—	376mm
Fork Length, Unknown	374mm	—
Trail	58.1mm mid/neutral	58mm -0.1mm mid/neutral
Mechanical Trail	55.3mm	55.2mm -0.1mm
Wheel Flop	17mm	17mm +0mm
Standover Height	—	706mm
Tire to Pedal Spindle	67.2mm 170 mm cranks	64.8mm -2.4mm 170 mm cranks
Pedal Spindle to Ground Clearance	93mm 170 mm cranks	94mm +1mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	25mm	28mm +3mm
Tire Width Max	32mm	35mm +3mm
Tire Outer Diameter	672mm	678mm +6mm
Bike Length with Tires	1644mm	1650mm +6mm
Crank Length	170mm	—
Handlebar Width	40cm	—
Stem Length	80mm	—
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	Disc