Compare: 2026 Argon 18 Anti Matter Base XS vs 2021 Yoeleo G21 Base 49

Insights

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

Design deviates from other sizes of Argon 18 Anti Matter

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

Design deviates from other sizes of Yoeleo G21

Stack	508mm	531mm +23mm
Reach	377mm	373mm -4mm
Stack to Reach Ratio	1.35:1	1.42:1
Seat Tube Length, C-T	425mm	—
Seat Tube Length, C-TTT	—	490mm
Top Tube Length, Effective/Horizontal HT Top	520mm	—
Top Tube Length, Effective/Horizontal Unknown	—	515mm
Top Tube Slope	11.4deg	4.4deg -7deg
Head Tube Angle	70.7deg	71.4deg +0.7deg
Seat Tube Angle	74.5deg	75deg +0.5deg
Head Tube Length	76mm	90mm +14mm
Bottom Bracket Drop	80mm	79mm -1mm
Bottom Bracket Height	276mm	274mm -2mm
Chainstay Length	425mm	433mm +8mm
Chainstay Length Horizontal	417.4mm	425.7mm +8.3mm
Front-Center	592mm	579.7mm -12.3mm
Front-Center Horizontal	586.6mm	574.3mm -12.3mm
Wheelbase	1004mm	1000mm -4mm
Fork Offset/Rake	51mm	47mm -4mm
Fork Length (Axle-To-Crown)	400mm	—
Fork Length, Unknown	—	401.5mm
Trail	70.6mm high	69.2mm -1.4mm high
Mechanical Trail	66.7mm	65.6mm -1.1mm
Wheel Flop	22mm	20.9mm -1.1mm
Standover Height	714mm	—
Tire to Pedal Spindle	66mm 170 mm cranks	56.7mm -9.3mm 170 mm cranks
Pedal Spindle to Ground Clearance	106mm 170 mm cranks	104mm -2mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	45mm	42mm -3mm
Tire Width Max	55mm	53mm -2mm
Tire Outer Diameter	712mm	706mm -6mm
Bike Length with Tires	1716mm	1706mm -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	Disc