Bianchi Sprint 105 Di2 12sp vs Polygon Strattos S2

Compare Specifications of Bianchi Sprint 105 Di2 12sp and Polygon Strattos S2

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Bianchi Sprint 105 Di2 12sp
Bianchi Sprint 105 Di2 12sp

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Polygon Strattos S2
Polygon Strattos S2

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Technical Specifications
Frame Sprint carbon monocoque, mechanical/electronic, BB-PressFit 86,5x41, head tube 1.4"-1.5", integrated seat clamp, full carbon dropout, Disc brake flat mount, thru axle 12 x 142 sizes 47-50-53-55-57-59-61cm ALX All-Round, QRx130mm
Stem Velomann, Alloy 6061, raise - 7° Ext: 80mm-44cm, 90mm-47/50cm, 100mm-53cm, 110mm-55/57cm, 120mm-59/61cm Entity OE Alloy, EXT: 90mm (XS, S, M) / 105mm (L, XL), BB: 31.8mm, R/D: 10degree
Handle Bar Velomann Compact, alloy 6061, diam. 31,8mm, reach 80mm, drop 130mm Size: 400mm-44/53cm,420mm-55/59cm,440mm-61cm Entity Sport Alloy, W: 400mm (XS, S, M) / 420mm (L, XL), BB: 31.8mm, R/D: 124mm, B/R: 80mm
Fork Full Carbon Aero Road 1.4">1.5" integrated head , Disc brake flat mount, thru axle 12x100 Light Weight Carbon Fork, Straight 1-1/8"
Seatpost Velomann alloy 6061, 15mm offset, 27,2mm; Length: 300mm-44cm ; 350mm-47/61cm Entity Sport Alloy, 27.2 x 350mm
Grip Bianchi cork, black --
Crankset Shimano 105 12sp, FC-R7100, for rear 12- speed, Crank Length: 170mm-47/53cm, 172.5mm-55/59cm, 175mm-61cm Prowheel Ounce-421C-TT-N 50/34T
Pedals -- Alloy Cage & Body w/ Reflector
Chain Shimano 12sp, CN-M7100 KMC Z-8.3
Shifters Shimano 105 Di2, RD-R7150 12-speed Shimano Claris ST-R2000, 2x8-Speed Dual Control Lever
Saddle Velomann Seta Entity, Steel Dia 7mm
Headset ACROS & FSA, for internal cable routing Zero Stack (ZS) Semi-Integrated Bearing for Straight Head Tube, ZS 44/28.6 | ZS 44/30, ID: 44mm
Derailleur Front Shimano 105 Di2, FD-R7150 12-speed Alloy QRx100mm 32H
Derailleur Rear Shimano, RD-R7150, 105 Di2 12-speed Shimano Claris RD-R2000-SS Direct Attach
Alloy QRx130mm 32H
Cassette -- Shimano CS-HG31 11-30T
Bottom Bracket Shimano, SM-BB72-41B, press fit for road Prowheel BSA Threaded FOR 2-Piece Crankset
Tyres
Front Vittoria Rubino IV G2.0 graphene, 700x25, 60TPI Performance Tire 700C​
Rear Vittoria Rubino IV G2.0 graphene, 700x25, 60TPI Performance Tire 700C​
Wheel / RIM Velomann alloy, disc brake, 30mm rim profile, hub team TC j-bend, spoke round 2mm black color, clincher 622x19C, w/rim tape, front HH12 - rear HH12/142 Alloy Double Wall 622-15 32H
Brakes
Front Shimano, BR-R7170 Hydraulic disc brake, included in the shifter TEKTRO R315 Caliper
Rear Shimano, BR-R7170 Hydraulic disc brake, included in the shifter TEKTRO R315 Caliper
Brake Lever -- Shimano Claris ST-R2000
Suspension
Front -- --
Rear -- --
Colors Available
Colors Ck16 / Black Full Glossy
Light Grey/iridescent - Full Glossy
Blue
Light Red


Physical Specs
Length -- --
Overview
About Bianchi Sprint 105 Di2 12sp variant elevates the riding experience with the Shimano 105 Di2 12- Read More --
Features -- --
Additional Details Rotor - Shimano rotor for disc brake center lock, SM-RT70, 160mm --

Which one do you think is better? And why?
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