Compare: 2025 Factor Bikes OSTRO GRAVEL Carbon 49 vs 2024 SPCYCLE SP-G068 Base XS

Insights

Average stack and reach vs trend of progressive gravel bikes

Design deviates from other sizes of Factor Bikes OSTRO GRAVEL

Somewhat upright stack and reach vs trend of progressive gravel bikes

Stack	515mm	557mm +42mm
Reach	377mm	385mm +8mm
Stack to Reach Ratio	1.37:1	1.45:1
Seat Tube Length, C-T	450mm	—
Seat Tube Length, C-TTT	—	450mm
Top Tube Length, Effective/Horizontal Unknown	—	551mm
Top Tube Slope	9.3deg	11.6deg +2.3deg
Head Tube Angle	71.2deg	71deg -0.2deg
Seat Tube Angle	74.5deg	73.5deg -1deg
Head Tube Length	—	129mm
Bottom Bracket Drop	76mm	75mm -1mm
Bottom Bracket Height	275mm	280mm +5mm
Chainstay Length	420mm	425mm +5mm
Chainstay Length Horizontal	413.1mm	418.3mm +5.2mm
Front-Center	590.8mm	611mm +20.2mm
Front-Center Horizontal	585.9mm	605.7mm +19.8mm
Wheelbase	999mm	1024mm +25mm
Fork Offset/Rake	56mm	50mm -6mm
Fork Length, Unknown	—	399mm
Trail	60.3mm mid/neutral	69.4mm +9.1mm high
Mechanical Trail	57.1mm	65.6mm +8.5mm
Wheel Flop	18.4mm	21.4mm +3mm
Standover Height	750mm	—
Tire to Pedal Spindle	69.8mm 170 mm cranks	86mm +16.2mm 170 mm cranks
Pedal Spindle to Ground Clearance	105mm 170 mm cranks	110mm +5mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	40mm	44mm +4mm
Tire Outer Diameter	702mm	710mm +8mm
Bike Length with Tires	1701mm	1734mm +33mm
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://factorbikes.com/bikes/ostro-gravel	https://www.sp-cycle.com/spcycle-g068-race-carbon-gravel-bike-frame-full-hidden-cable-udh-hanger-disc-brake-aero-carbon-gravel-bicycle-frameset-p5650663.html
Brand	Factor Bikes	SPCYCLE
Bike	2025 OSTRO GRAVEL Carbon	2024 SP-G068 Base
Size	49	XS
Category	Progressive Gravel	Progressive Gravel