Bianchi Aria e-Road 105 Di2 12sp vs KUBERG Challenger

Compare Specifications of Bianchi Aria e-Road 105 Di2 12sp and KUBERG Challenger

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Bianchi Aria e-Road 105 Di2 12sp
Bianchi Aria e-Road 105 Di2 12sp

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KUBERG Challenger
KUBERG Challenger

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Technical Specifications
Fuel Electric Electric
Motor Mahle X35 Plus 250W motor unit, iWOC One remote control, BLE and ANT+ compatible --
Engine Starting -- Electric
Maximum Power -- 8 KW
Transmission -- CLUTCHLESS ONE SPEED
Battery Mahle X35+ 250Wh 48 V LITHIUM PACK 16,8 A WITH BATTERY MANAGEMENT SYSTEM
Charger -- Input : Standard 110 V OR 220 V
Frame E-Road Aria aero carbon, mechanical/electronic, BB-PressFit 86,5x41, head tube 1.4"-1.1/8", integrated seat clamp, full carbon dropout, aero shape DT-ST, Disc brake flat mount, QR sytem, OLD 135mm sizes 47-50-53-55-57-59-61cm ALUMINIUM CRADLE FRAMES
Stem Velomann, raise - 6°, height 38mm, Oversize, 1 1/8", size 90/100/110/120cm Ext: 90mm-48/50cm, 100mm-52/54cm, 110mm-56cm, 120mm-58cm --
Handle Bar Velomann, Flat Top, alloy 6061 diam. 31,8mm, reach 80mm, drop 130mm Size: 400mm-44/53cm, 420mm-55/59cm, 440mm-61cm SUNLINE VTWO
Fork Full Carbon Aero Road 1.4">1.1/8" integrated head , Disc brake flat mount, thru axle 12x100 RST KILLAH (TRAVEL 200 MM)
Seatpost Full Carbon Aero special dimension, special Clamp type with alloy head adjustable and reversible +/- 35mm; lenght: 300mm - 47/50cm; 350mm - 53/61 --
Grip La Spirale Ribbon cork GRIPS S3
Crankset Shimano, FC-R7100, 105, 50-34T Crank Length: 47-50-53 - 170mm 55-57-59 - 172.5mm61L - 175mm --
Chain Shimano, CN-M7100, HG 12-Speed --
Shifters Shimano Disc Brake Set, 105, ST-R7170 --
Saddle Velomann, carbon steel rail, 262x145 --
Headset FSA Orbit C-33, NO.44E, 1-1/8 --
Derailleur Front Shimano, FD-R7150, 105 --
Derailleur Rear Shimano, RD-R7150, 105,12-SPEED --
Hub Rear FSA Vision Trimax alloy disc with rear Mahle motor hub --
Bottom Bracket Shimano,SM-BB72-41B, Press Fit Type for Road, Bearing, Inner Cover --
Tyres
Front Vittoria Rubino Pro G2.0 graphene, 700 x 28c, 150TPI 20 inch
Rear Vittoria Rubino Pro G2.0 graphene, 700 x 28c, 150TPI 20 inch
Wheel / RIM FSA Vision Trimax alloy disc with rear Mahle motor hub FRONT : 20” (BICYCLE DIAMETER)
REAR : 14” (MOTO DIAMETER)
Brakes
Front Shimano, SM-RT86, S 160mm Disc 203 MM TEKTRO VELAN
Rear Shimano, SM-RT86, S 160mm Disc 140 MM TEKTRO VELAN
Suspension
Front -- --
Rear -- --
Colors Available
Colors 1A - CK16 / Black Full Glossy
PZ - Summertime Dream / Black Full Glossy
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Physical Specs
Length -- --
Overview
About -- CHALLENGER 20" 12 KW : EUR 5091.68
CHALLENGER 24" 12KW : EUR 5236.88
CHALLENGER 2 Read More
Features -- --
Additional Details -- CONTROLLER : KUBERG BLDC PRO
POWER MODES : 3 SETTINGS
FINAL DRIVE : 55T / 10T
CHAIN : 219
THROTTLE : DOMINO
SHOCK ABSORBER : DNM BURNER-RCP-3 200 LBS
SWING ARM : STEEL TUBULAR

Which one do you think is better? And why?
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