Compare: 2025 Cannondale SuperX Base 51 vs 2025 OG-EVKIN LOONG Base S

Insights

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

Design deviates from other sizes of Cannondale SuperX

Bar type unusual for category

This: Moto/Klunker/Riser Bar
Category: Drop Bar

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of OG-EVKIN LOONG

Stack	535mm	520.4mm -14.6mm
Reach	371mm	368.7mm -2.3mm
Stack to Reach Ratio	1.44:1	1.41:1
Seat Tube Length, C-T	488mm	—
Seat Tube Length, Unknown	—	440mm
Top Tube Length, Effective/Horizontal Center	521mm	515.2mm -5.8mm
Top Tube Slope	7.4deg	11.3deg +3.9deg
Head Tube Angle	71deg	71deg +0deg
Seat Tube Angle	74.3deg	74deg -0.3deg
Head Tube Length	108mm	119mm +11mm
Bottom Bracket Drop	72mm	68mm -4mm
Bottom Bracket Height	279mm	271mm -8mm
Chainstay Length	422mm	405mm -17mm
Chainstay Length Horizontal	415.8mm	399.3mm -16.5mm
Front-Center	593mm	574.3mm -18.7mm
Front-Center Horizontal	589.2mm	570.3mm -18.9mm
Wheelbase	1005mm	969.5mm -35.5mm
Fork Offset/Rake	55mm	43.3mm -11.7mm
Fork Length (Axle-To-Crown)	400mm	—
Fork Length, Unknown	—	375.4mm
Trail	62.7mm mid/neutral	71mm +8.3mm high
Mechanical Trail	59.3mm	67.1mm +7.8mm
Wheel Flop	19.3mm	21.8mm +2.5mm
Standover Height	782mm	—
Tire to Pedal Spindle	72mm 170 mm cranks	65.3mm -6.7mm 170 mm cranks
Pedal Spindle to Ground Clearance	109mm 170 mm cranks	101mm -8mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	40mm	28mm -12mm
Tire Width Max	—	30mm
Tire Outer Diameter	702mm	678mm -24mm
Bike Length with Tires	1707mm	1647.5mm -59.5mm
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Moto/Klunker/Riser Bar	Drop Bar
Frame Material	Unknown	Carbon/Composite
Fork Material	Unknown	Carbon/Composite
Brake Type	Unknown	Disc