Compare: 2026 Factor Bikes OSTRO VAM Base 56 vs 2021 Trifox Bike X16 Speedster Quick Release Base 56cm

Insights

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of Factor Bikes OSTRO VAM

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of Trifox Bike X16 Speedster Quick Release

Stack	565mm	565mm +0mm
Reach	392mm	395mm +3mm
Stack to Reach Ratio	1.44:1	1.43:1
Seat Tube Length, C-T	—	501mm
Seat Tube Length, Unknown	524mm	—
Top Tube Length, Effective/Horizontal Center	—	562mm
Top Tube Slope	6.6deg	9deg +2.4deg
Head Tube Angle	73.3deg	73.5deg +0.2deg
Seat Tube Angle	73.5deg	73.5deg +0deg
Head Tube Length	—	163mm
Bottom Bracket Drop	70mm	72mm +2mm
Bottom Bracket Height	271mm	264mm -7mm
Chainstay Length	405mm	410mm +5mm
Chainstay Length Horizontal	398.9mm	403.6mm +4.7mm
Front-Center	592.3mm	591mm -1.3mm
Front-Center Horizontal	588.1mm	586.4mm -1.7mm
Wheelbase	987mm	990mm +3mm
Fork Offset/Rake	43mm	44mm +1mm
Fork Length, Unknown	—	366mm
Trail	57.4mm mid/neutral	53.6mm -3.8mm mid/neutral
Mechanical Trail	55mm	51.4mm -3.6mm
Wheel Flop	15.8mm	14.6mm -1.2mm
Standover Height	804mm	—
Tire to Pedal Spindle	81.3mm 170 mm cranks	85mm +3.7mm 170 mm cranks
Pedal Spindle to Ground Clearance	101mm 170 mm cranks	94mm -7mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	30mm	25mm -5mm
Tire Outer Diameter	682mm	672mm -10mm
Bike Length with Tires	1669mm	1662mm -7mm
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Carbon/Composite	Unknown
Fork Material	Carbon/Composite	Unknown
Brake Type	Disc	Unknown

Actions	Collection I've Ridden	Collection I've Ridden
Source	https://factorbikes.com/bikes/ostro-vam	https://www.trifoxbike.com/v-brake-lightweight-carbon-road-bike-frame-x16qr-49513379
Brand	Factor Bikes	Trifox Bike
Bike	2026 OSTRO VAM Base	2021 X16 Speedster Quick Release Base
Size	56	56cm
Category	Performance Road	Performance Road