Compare: 2023 ROSE Bikes Reveal Disc Base 64 vs 2026 Factor Bikes OSTRO VAM Base 61

Insights

Somewhat aggressive stack and reach vs trend of endurance road bikes

Design deviates from other sizes of ROSE Bikes Reveal Disc

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of Factor Bikes OSTRO VAM

Stack	643mm	611mm -32mm
Reach	412mm	409mm -3mm
Stack to Reach Ratio	1.56:1	1.49:1
Seat Tube Length, C-T	600mm	—
Seat Tube Length, Unknown	—	554mm
Top Tube Length, Effective/Horizontal HT Top	615mm	—
Top Tube Slope	6.8deg	8deg +1.2deg
Head Tube Angle	73deg	73.3deg +0.3deg
Seat Tube Angle	72.5deg	73.5deg +1deg
Head Tube Length	230mm	—
Bottom Bracket Drop	72mm	70mm -2mm
Bottom Bracket Height	267mm	271mm +4mm
Chainstay Length	415mm	410mm -5mm
Chainstay Length Horizontal	408.7mm	404mm -4.7mm
Front-Center	635.4mm	622mm -13.4mm
Front-Center Horizontal	631.3mm	618mm -13.3mm
Wheelbase	1040mm	1022mm -18mm
Fork Offset/Rake	42.8mm	43mm +0.2mm
Trail	58.9mm mid/neutral	57.4mm -1.5mm mid/neutral
Mechanical Trail	56.4mm	55mm -1.4mm
Wheel Flop	16.5mm	15.8mm -0.7mm
Standover Height	—	840mm
Tire to Pedal Spindle	126.4mm 170 mm cranks	111mm -15.4mm 170 mm cranks
Pedal Spindle to Ground Clearance	97mm 170 mm cranks	101mm +4mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	28mm	30mm +2mm
Tire Outer Diameter	678mm	682mm +4mm
Bike Length with Tires	1718mm	1704mm -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://www.rosebikes.nl/rose-reveal-04-ultegra-di2-2696869?product_shape=Matt+Carbon%2FShiny+Red	https://factorbikes.com/bikes/ostro-vam
Brand	ROSE Bikes	Factor Bikes
Bike	2023 Reveal Disc Base	2026 OSTRO VAM Base
Size	64	61
Category	Endurance Road	Performance Road