Compare: 2026 Cervelo Cycles S5 Base 51 vs 2026 XMCS Aero Racing Base S

Insights

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of Cervelo Cycles S5

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of XMCS Aero Racing

Stack	519mm	525mm +6mm
Reach	376mm	378mm +2mm
Stack to Reach Ratio	1.38:1	1.39:1
Seat Tube Length, Unknown	—	470mm
Top Tube Length, Effective/Horizontal Center	—	528.5mm
Top Tube Length, Effective/Horizontal Unknown	535mm	—
Top Tube Slope	—	8.2deg
Head Tube Angle	72deg	72.5deg +0.5deg
Seat Tube Angle	73deg	74deg +1deg
Head Tube Length	87mm	111.6mm +24.6mm
Bottom Bracket Drop	72.5mm	74mm +1.5mm
Bottom Bracket Height	266.5mm	272mm +5.5mm
Chainstay Length	405mm	410mm +5mm
Chainstay Length Horizontal	398.5mm	403.3mm +4.8mm
Front-Center	580mm	575mm -5mm
Front-Center Horizontal	575.5mm	572.7mm -2.8mm
Wheelbase	974mm	976mm +2mm
Fork Offset/Rake	52mm	47mm -5mm
Fork Length (On-Axis)	—	375mm
Trail	55.5mm mid/neutral	59.8mm +4.3mm mid/neutral
Mechanical Trail	52.8mm	57mm +4.2mm
Wheel Flop	16.3mm	17.2mm +0.9mm
Standover Height	729.5mm	744mm +14.5mm
Tire to Pedal Spindle	71mm 170 mm cranks	59mm -12mm 170 mm cranks
Pedal Spindle to Ground Clearance	96.5mm 170 mm cranks	102mm +5.5mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	28mm	35mm +7mm
Tire Outer Diameter	678mm	692mm +14mm
Bike Length with Tires	1652mm	1668mm +16mm
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

Actions	Collection I've Ridden	Collection I've Ridden
Source	https://www.cervelo.com/en-US/bikes/s5	https://www.instagram.com/xmcarbonspeed/p/DRxTGn2koft/
Brand	Cervelo Cycles	XMCS
Bike	2026 S5 Base	2026 Aero Racing Base
Size	51	S
Category	Performance Road	Performance Road