Author Traction 27.5 2021-22 vs Co-Motion Bluebird

Compare Specifications of Author Traction 27.5 2021-22 and Co-Motion Bluebird

Selected Bikes

Author Traction 27.5 2021-22
Author Traction 27.5 2021-22

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Co-Motion Bluebird
Co-Motion Bluebird

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Model:

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Technical Specifications
Frame Double butted hydroformed alloy 6061 27.5" Handbuilt frame with Co-Motion's zonally-butted cro-moly tubing
Stem AUTHOR alloy Co-Motion handlebars & adjustable stoker stem
Handle Bar AUTHOR 9° 680 / 700 mm --
Fork RST Aerial 27.5 15 TRL air, remote lock out (100 mm) Co-Motion Taper Gauge Tandem Touring fork w/ CNC Tandem Steerer
Seats Seat Clamp : AUTHOR (34.9) --
Seatpost AUTHOR alloy (31.6) --
Grip AUTHOR Pro Lock --
Pedals AUTHOR alloy --
Chain KMC X10 --
Shifters SHIMANO Deore (20) 2 x 10-speed trigger shifters
Saddle AUTHOR Navigator Co-Motion 31.6 / Selle Italia Sportourer saddles
Headset -- FSA Orbit Z Internal
Derailleur Front SHIMANO Deore (34.9) Shimano Deore
Derailleur Rear SHIMANO Deore Shimano Deore SGS
Hub Rear AUTHOR Radon 32 holes --
Spoke Black stainless steel 2.0 mm --
Cassette -- 11-34t cassette
Bottom Bracket SHIMANO BB-52 BB unit --
Tyres
Front VITTORIA Barzo foldable 27.5" × 2.25" Continental Ultrasport 700 x 32
Rear VITTORIA Barzo foldable 27.5" × 2.25" Continental Ultrasport 700 x 32
Wheel / RIM Rims : AUTHOR Xenon TRC 27.5 32 holes Co-Motion A-20 tandem hubs / Alex tandem rims
Brakes
Front TEKTRO Gemini disc hydraulic (6" rotors) Avid BB5 w/ 200 mm Rotors / Tektro Eclipse Mtn levers
Rear TEKTRO Gemini disc hydraulic (6" rotors) Avid BB5 w/ 200 mm Rotors / Tektro Eclipse Mtn levers
Brake Lever TEKTRO Gemini --
Suspension
Front -- --
Rear -- --
Colors Available
Colors -- Medium Blue metallic


Physical Specs
Length -- --
Weight 13 kg --
Overview
Features -- - Co-Motion zonally-butted chromoly tubing
- Proven Co-Motion touring geometry
- Rack/ fender mounts
Additional Details SIZE :15", 17", 19"
HEAD PARTS: AUTHOR Integrated 1.5" tapered
CHAIN WHEEL : SHIMANO M4100-2 36-26 teeth 170 / 175 mm cranks
FREE WHEEL: SHIMANO CS-M4100-10 11-42 (10)
Drivetrain : Shimano 44/32t cranks
Cockpit : FSA Omega stem

Which one do you think is better? And why?
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