Compare: 2026 XDS X-LAB RS5 Base S vs 2023 Giant Bicycles Defy Advanced 2 S

Insights

Average stack and reach vs trend of endurance road bikes

Design deviates from other sizes of XDS X-LAB RS5

Average stack and reach vs trend of endurance road bikes

Design deviates from other sizes of Giant Bicycles Defy

Stack	553mm	546mm -7mm
Reach	375mm	374mm -1mm
Stack to Reach Ratio	1.47:1	1.46:1
Seat Tube Length, C-T	480mm	445mm -35mm
Top Tube Length, Effective/Horizontal Center	530mm	—
Top Tube Length, Effective/Horizontal HT Top	—	530mm
Top Tube Slope	10.2deg	13.4deg +3.2deg
Head Tube Angle	72deg	71.8deg -0.2deg
Seat Tube Angle	74deg	74deg +0deg
Head Tube Length	135mm	140mm +5mm
Bottom Bracket Drop	75mm	75mm +0mm
Bottom Bracket Height	268mm	268mm +0mm
Chainstay Length	420mm	420mm +0mm
Chainstay Length Horizontal	413.3mm	413.3mm +0mm
Front-Center	592mm	586.6mm -5.4mm
Front-Center Horizontal	587.8mm	581.8mm -6mm
Wheelbase	1001mm	995mm -6mm
Fork Offset/Rake	50mm	50mm +0mm
Fork Length (On-Axis)	386mm	—
Trail	58.9mm mid/neutral	60.1mm +1.2mm mid/neutral
Mechanical Trail	56mm	57.1mm +1.1mm
Wheel Flop	17.3mm	17.8mm +0.5mm
Standover Height	758mm	760mm +2mm
Tire to Pedal Spindle	84mm 165 mm cranks	73.6mm -10.4mm 170 mm cranks
Pedal Spindle to Ground Clearance	103mm 165 mm cranks	98mm -5mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	32mm	32mm +0mm
Tire Width Max	38mm	35mm -3mm
Tire Outer Diameter	686mm	686mm +0mm
Bike Length with Tires	1687mm	1681mm -6mm
Crank Length	165mm	170mm +5mm
Handlebar Width	380mm	400mm +20mm
Stem Length	80mm	90mm +10mm
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Aluminum	Carbon/Composite
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc