Compare: 2026 Argon 18 Anti Matter Base L vs 2025 Elves MORI AEROX 54

Insights

Somewhat 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 Elves MORI

Stack	580mm	550mm -30mm
Reach	400mm	391mm -9mm
Stack to Reach Ratio	1.45:1	1.41:1
Seat Tube Length, C-T	550mm	—
Seat Tube Length, C-TTT	—	485mm
Top Tube Length, Effective/Horizontal HT Top	578mm	—
Top Tube Length, Actual C-C	—	553mm
Top Tube Slope	5.5deg	7deg +1.5deg
Head Tube Angle	71.1deg	71.3deg +0.2deg
Seat Tube Angle	73deg	73.6deg +0.6deg
Head Tube Length	150mm	125mm -25mm
Bottom Bracket Drop	76mm	74mm -2mm
Bottom Bracket Height	280mm	277mm -3mm
Chainstay Length	425mm	430mm +5mm
Chainstay Length Horizontal	418.2mm	423.6mm +5.4mm
Front-Center	625.5mm	616mm -9.5mm
Front-Center Horizontal	620.9mm	611.4mm -9.5mm
Wheelbase	1039mm	1035mm -4mm
Fork Offset/Rake	51mm	56mm +5mm
Fork Length (Axle-To-Crown)	400mm	—
Fork Length, Unknown	—	395mm
Trail	68mm high	59.7mm -8.3mm mid/neutral
Mechanical Trail	64.3mm	56.5mm -7.8mm
Wheel Flop	20.8mm	18.1mm -2.7mm
Standover Height	828mm	—
Tire to Pedal Spindle	99.5mm 170 mm cranks	95mm -4.5mm 170 mm cranks
Pedal Spindle to Ground Clearance	110mm 170 mm cranks	107mm -3mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	45mm	40mm -5mm
Tire Width Max	55mm	47mm -8mm
Tire Outer Diameter	712mm	702mm -10mm
Bike Length with Tires	1751mm	1737mm -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	Disc