Compare bikes: Compare Btwin Ultra 700 CF Road Bike (2017) vs. Specialized Amira Amira Sport (2017) - Findabike
Prices
Retail price
£ 1,400
£ 1,500
Specifications
Drivetrain
Chain
KMC X11, 11-speed
Crank
Shimano 105 11-speed ultra-versatile, 11x28 cassette.
11 ; 12 ; 13 ; 14 ; 15 ; 17 ; 19 ; 21 ; 23 ; 25 ; 28.
Crankset: Shimano 105 5800, 52x36.
KMC X11 chain.
Praxis Alba
Derailleurs
Front: Shimano 105 5800, 11-speed, braze-on - Rear: Shimano 105 5800, 11-speed
Shifters
Shimano 105 5800, 11-speed
Cassette
Shimano 105 5800, 11-speed, 11/28t
Frameset
Fork
Exclusive B'TWIN ULTRA Evo Dynamic fork, used exclusively on the B'TWIN ULTRA Evo Dynamic frame.
Weight: 320 g. Full carbon fork
FACT carbon, full monocoque
Frame
B'Twin Ultra Evo Dynamic frame is the most advanced frame available to tackle mountains and win the most demanding classic races.
Weighs 850 g (without accessories in size M).
A blend of HM and IM carbon fibres for the best weight to speed ratio on the market.
The frame was specially designed for the most demanding climbers and sprinters. The bottom bracket is a standard PressFit 86 for greater stiffness of the chassis.
FACT 9r carbon, women's carbon layup & competitive geometry, tapered head tube, OSBB, internal routing, 130mm spacing
Specialized, 3D forged alloy, 4-bolt, 7-degree rise
Wheels
Hub
Front: Specialized ESPOIR ELITE, 700x23C, 60TPI - Rear: Specialized ESPOIR ELITE, 700x23C, 60TPI
Tyres
New Yksion 700x25 tyres for added comfort and performance.
Front: Specialized Espoir Elite, 700x23mm, 60TPI - Rear: Specialized Espoir Elite, 700x23mm, 60TPI
Wheels
Mavic Aksium One wheels.Material: S6000 aluminium.
Height: 21 mm.
Weight: Front, without tyre: 845 g
Rear without tyre: 980 g.
Spokes: .20 in front and rear;
Sealed bearings.
Front: Axis Elite, QR - Rear: Axis Elite, QR
Brakes
Brakes
Shimano 105 direct mount brakes.
Symmetrical dual pivot design for more controlled and powerful braking. Adjustable spring tension on the front calliper.
Front: Shimano Tiagra - Rear: Shimano Tiagra
Components
Handlebar
DEDA ZERO 2 6061 T6 aluminium compact handlebar
Weight: 320 g in size 420 mm.
XXS, XS, S: 400 mm
M, L: 420 mm
XL: 440 mm
DEDA ZERO 2 6061 T6 aluminium stem
XXS: 80 mm
XS: 90 mm
S: 100 mm
M: 110 mm
L: 120 mm
XL: 130 mm
Specialized Women's Comp Shallow Drop, alloy, 123mm drop, 75mm reach
Saddle
Fizik Antares Special Edition saddle.
Construction: Wing Flex.
Shell: nylon/reinforced carbon.
Rails: Manganese.
Microtex cover.
Weight: 210 g.
Dimensions: 275 x 142 mm.
Oura Sport, steel rails, 155mm
Seatpost
Specialized Comp carbon, single bolt
Stem
Specialized, 3D forged alloy, 4-bolt, 7-degree rise
Pedals
Pedals not included