Compare: 2025 VeloBuild AeroGrav Base XS vs 2025 Cannondale SuperX Base 51

Insights

Average stack and reach vs trend of progressive gravel bikes

Design deviates from other sizes of VeloBuild AeroGrav

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

Stack	536mm	535mm -1mm
Reach	376mm	371mm -5mm
Stack to Reach Ratio	1.43:1	1.44:1
Seat Tube Length, C-T	475mm	488mm +13mm
Top Tube Length, Effective/Horizontal Center	525mm	521mm -4mm
Top Tube Slope	8.9deg	7.4deg -1.5deg
Head Tube Angle	71deg	71deg +0deg
Seat Tube Angle	74.5deg	74.3deg -0.2deg
Head Tube Length	115mm	108mm -7mm
Bottom Bracket Drop	75mm	72mm -3mm
Bottom Bracket Height	286mm	279mm -7mm
Chainstay Length	425mm	422mm -3mm
Chainstay Length Horizontal	418.3mm	415.8mm -2.5mm
Front-Center	592.4mm	593mm +0.6mm
Front-Center Horizontal	587.7mm	589.2mm +1.5mm
Wheelbase	1006mm	1005mm -1mm
Fork Offset/Rake	50mm	55mm +5mm
Fork Length (Axle-To-Crown)	—	400mm
Trail	71.4mm high	62.7mm -8.7mm mid/neutral
Mechanical Trail	67.5mm	59.3mm -8.2mm
Wheel Flop	22mm	19.3mm -2.7mm
Standover Height	—	782mm
Tire to Pedal Spindle	61.4mm 170 mm cranks	72mm +10.6mm 170 mm cranks
Pedal Spindle to Ground Clearance	116mm 170 mm cranks	109mm -7mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	50mm	40mm -10mm
Tire Width Max	50mm	—
Tire Outer Diameter	722mm	702mm -20mm
Bike Length with Tires	1728mm	1707mm -21mm
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Moto/Klunker/Riser Bar
Frame Material	Carbon/Composite	Unknown
Fork Material	Carbon/Composite	Unknown
Brake Type	Disc	Unknown