Compare: 2026 Factor Bikes OSTRO VAM Base 56 vs 2026 ROSE Bikes Shave Base M

Insights

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of Factor Bikes OSTRO VAM

Very upright stack and reach vs trend of performance road bikes

Design deviates from other sizes of ROSE Bikes Shave

Stack	565mm	584mm +19mm
Reach	392mm	378mm -14mm
Stack to Reach Ratio	1.44:1	1.54:1
Seat Tube Length, Unknown	524mm	492mm -32mm
Top Tube Length, Actual C-C	—	545mm
Top Tube Slope	6.6deg	12.2deg +5.6deg
Head Tube Angle	73.3deg	73deg -0.3deg
Seat Tube Angle	73.5deg	74deg +0.5deg
Head Tube Length	—	157mm
Bottom Bracket Drop	70mm	73mm +3mm
Bottom Bracket Height	271mm	266mm -5mm
Chainstay Length	405mm	414mm +9mm
Chainstay Length Horizontal	398.9mm	407.5mm +8.6mm
Front-Center	592.3mm	586.1mm -6.2mm
Front-Center Horizontal	588.1mm	581.5mm -6.6mm
Wheelbase	987mm	989mm +2mm
Fork Offset/Rake	43mm	45mm +2mm
Fork Length, Unknown	—	386mm
Trail	57.4mm mid/neutral	56.6mm -0.8mm mid/neutral
Mechanical Trail	55mm	54.1mm -0.9mm
Wheel Flop	15.8mm	15.8mm +0mm
Standover Height	804mm	796mm -8mm
Tire to Pedal Spindle	81.3mm 170 mm cranks	77.1mm -4.2mm 170 mm cranks
Pedal Spindle to Ground Clearance	101mm 170 mm cranks	96mm -5mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	30mm	28mm -2mm
Tire Outer Diameter	682mm	678mm -4mm
Bike Length with Tires	1669mm	1667mm -2mm
Handlebar Width	—	390mm
Stem Length	—	100mm
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-vam	https://www.rosebikes.com/p/rose-shave-ultegra-di2-2726129?size=M
Brand	Factor Bikes	ROSE Bikes
Bike	2026 OSTRO VAM Base	2026 Shave Base
Size	56	M
Category	Performance Road	Performance Road