Compare: 2025 Factor Bikes OSTRO GRAVEL Carbon 49 vs 2026 evolve CIMA GR Base XS

Insights

Average stack and reach vs trend of progressive gravel bikes

Design deviates from other sizes of Factor Bikes OSTRO GRAVEL

Average stack and reach vs trend of progressive gravel bikes

Design deviates from other sizes of evolve CIMA GR

Stack	515mm	515mm +0mm
Reach	377mm	365mm -12mm
Stack to Reach Ratio	1.37:1	1.41:1
Seat Tube Length, C-T	450mm	—
Seat Tube Length, C-TTT	—	415mm
Top Tube Length, Effective/Horizontal Unknown	—	503mm
Top Tube Slope	9.3deg	11.2deg +1.9deg
Head Tube Angle	71.2deg	70.5deg -0.7deg
Seat Tube Angle	74.5deg	75deg +0.5deg
Head Tube Length	—	82mm
Bottom Bracket Drop	76mm	82mm +6mm
Bottom Bracket Height	275mm	279mm +4mm
Chainstay Length	420mm	425mm +5mm
Chainstay Length Horizontal	413.1mm	417mm +3.9mm
Front-Center	590.8mm	581mm -9.8mm
Front-Center Horizontal	585.9mm	576mm -9.9mm
Wheelbase	999mm	993mm -6mm
Fork Offset/Rake	56mm	54mm -2mm
Fork Length (Axle-To-Crown)	—	395mm
Trail	60.3mm mid/neutral	70.6mm +10.3mm high
Mechanical Trail	57.1mm	66.5mm +9.4mm
Wheel Flop	18.4mm	22.2mm +3.8mm
Standover Height	750mm	727mm -23mm
Tire to Pedal Spindle	69.8mm 170 mm cranks	50mm -19.8mm 170 mm cranks
Pedal Spindle to Ground Clearance	105mm 170 mm cranks	109mm +4mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	40mm	50mm +10mm
Tire Outer Diameter	702mm	722mm +20mm
Bike Length with Tires	1701mm	1715mm +14mm
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.evolvebicycles.com/product/cima-gr-sailfish-pearl/
Brand	Factor Bikes	evolve
Bike	2025 OSTRO GRAVEL Carbon	2026 CIMA GR Base
Size	49	XS
Category	Progressive Gravel	Progressive Gravel