Bianchi Specialissima RC Durace Di2 12sp vs Kona Shred 20

Compare Specifications of Bianchi Specialissima RC Durace Di2 12sp and Kona Shred 20

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Bianchi Specialissima RC Durace Di2 12sp
Bianchi Specialissima RC Durace Di2 12sp

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Kona Shred 20
Kona Shred 20

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Technical Specifications
Frame Specialissima RC carbon HM, only electronic groupsets, fully internal cable routing, headset Acros ICR, direct mount brakes, BB-PressFit 86,5x41 sizes 47-50-53-55-57-59cm Kona 6061 Aluminum Butted
Stem Reparto Corse integrated handlebar, material Carbon, for Acros ICR system drop 125mm, reach 80mm Ext: 90/380 (47-50cm) ; 100/400 (53cm) ; 110/400 (55-57cm); 120/420 (59cm) Kona OB
Handle Bar included in the stem Kona OB
Fork Specialissima RC full Carbon HM aero, integrated head, disc, 1.5" head, 12x100mm thru axle Spinner Grind Air 50 mm
Seats -- Seat Clamp : Kona QR
Seatpost Specialissima Full Carbon Aero special dimension seatpost, 20mm offset, length: 280mm-47cm, 300mm-50/53cm, 350mm-55/59cm 27.2 mm Kona Thumb
Grip Velo Black soft Microfiber tapes Kona DJ
Crankset Shimano, FC-R9200-P, DURA-ACE power meter, 12- speed, 52x36T, Crank Length: 170mm-47/54cm, 172.5mm-55/59cm FSA Vero
Pedals -- Wellgo Platform
Chain Shimano Durace, CN-M9100, 12sp KMC Z50
Shifters Shimano DURA-ACE Di2, ST-R9270(L), BR-R9270(F), for 160mm rotor, hydraulic disc brake for road Shimano Revo Shift
Saddle Bianchi RC139 Carbon, Inserts PWR gel, carbon fiber shell, carbon rails, Lenght: 250mm, Wide: 139 mm, Weight: 145 g Kona DJ
Headset Acros IS52 ICR Ssbearings FSA TH877S
Derailleur Front Shimano, FD-R9250, DURA-ACE Di2, brazed-on type, top gear 46-55T, for rear 12-speed --
Derailleur Rear Shiamno Durace Di2 12sp, RD-R9250 --
Hub Front -- KT
Hub Rear -- KT
Spoke -- Stainless 14 g
Cassette Shimano, CS-R9200 DURA-ACE 12sp, 11-12-13-14-15-16-17-19-21-24-27-30T --
Chainrings -- 36 t / Guard
Bottom Bracket Shimano SM-BB92-41B , press fit type for road, right & left adapter, bearing, inner cover --
Tyres
Front Pirelli P ZERO™ Race TT , 26-622, 127TPI 20 x 2.125 Kenda K Rad
Rear Pirelli P ZERO™ Race TT , 26-622, 127TPI 20 x 2.125 Kenda K Rad
Wheel / RIM Reparto Corse RC Carbon 33mm profile, 700x21c, 24h, compatibility HG/XDR/N3W, Spoke pattern 2 to 1, tubeless-ready, weight 1370 gr (±5%), Sealed cartridge bearings with CERAMIC balls Double Wall alloy
Free Wheel : Shimano Tourney 14-28 t 6spd
Brakes
Front Shimano BR-R9270 Hydraulic disc brake included in the shifter 160 mm Tektro Wave, Tektro HDM286 Hydraulic
Rear Shimano BR-R9270 Hydraulic disc brake included in the shifter 160 mm Tektro Wave, Tektro HDM286 Hydraulic
Brake Lever -- Tektro Novela
Suspension
Front -- 50 mm
Rear -- --
Colors Available
Colors Carbon/ck Metallic/ck16 Matt Blue with Black Decals


Physical Specs
Length -- --
Overview
About This top-of-the-line model is built for the ultimate performance. It features a lightweight Spe Read More --
Features -- - Internal Headset
Additional Details ROTOR: Shimano RT-CL900 center lock type w/Ice Tech, 160mm front, 140mm rear Drivetrain : Shimano Tourney 6spd
Cockpit : Kona OB bar and stem, Kona DJ Grip
Bottom Bracket : CH52
Brake Calipers : Tektro HDM286 Hydraulic

Which one do you think is better? And why?
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