Compare: 2026 Argon 18 Sum Pro L vs 2025 Winspace Cycle Co T1600 Base 540

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 Winspace Cycle Co T1600

Stack	589mm	565mm -24mm
Reach	398mm	407mm +9mm
Stack to Reach Ratio	1.48:1	1.39:1
Seat Tube Length, C-C	—	540mm
Seat Tube Length, Unknown	550mm	—
Top Tube Length, Effective/Horizontal Center	—	575mm
Top Tube Length, Effective/Horizontal Unknown	578mm	—
Top Tube Slope	6.4deg	—
Head Tube Angle	72.7deg	72.9deg +0.2deg
Seat Tube Angle	73deg	73.4deg +0.4deg
Head Tube Length	177mm	160mm -17mm
Bottom Bracket Drop	77mm	72mm -5mm
Bottom Bracket Height	259mm	267mm +8mm
Chainstay Length	410mm	406mm -4mm
Chainstay Length Horizontal	402.7mm	399.6mm -3.1mm
Front-Center	608.2mm	608.7mm +0.5mm
Front-Center Horizontal	603.3mm	604.4mm +1.1mm
Wheelbase	1006mm	1004mm -2mm
Fork Offset/Rake	44mm	43.8mm -0.2mm
Fork Length, Unknown	374mm	368mm -6mm
Trail	58.6mm mid/neutral	58.5mm -0.1mm mid/neutral
Mechanical Trail	55.9mm	55.9mm +0mm
Wheel Flop	16.6mm	16.5mm -0.1mm
Tire to Pedal Spindle	99.7mm 172.5 mm cranks	99.7mm +0mm 170 mm cranks
Pedal Spindle to Ground Clearance	86.5mm 172.5 mm cranks	97mm +10.5mm 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	32mm +0mm
Tire Outer Diameter	672mm	678mm +6mm
Bike Length with Tires	1678mm	1682mm +4mm
Crank Length	172.5mm	—
Handlebar Width	44cm	—
Stem Length	110mm	—
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