Author Sonic 27.5 2021-22 vs Jamis Allegro A3

Compare Specifications of Author Sonic 27.5 2021-22 and Jamis Allegro A3

Selected Bikes

Author Sonic 27.5 2021-22
Author Sonic 27.5 2021-22

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Jamis Allegro A3
Jamis Allegro A3

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Model:

Brand:

Model:

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Technical Specifications
Frame Triple butted hydroformed alloy 6061 27.5" Size Specific Design 6061 aluminum with fast back rear triangle, internal cable routing, hydro-formed top and down tube, taper gauge “S” bend stays, kickstand mount, replaceable derailleur hanger and fender/rack eyelets
Stem AUTHOR alloy Jamis alloy hi-rise, quill type, 35˚ rise, 80mm extension, 150mm (15”), 180mm (17-23”)
Handle Bar AUTHOR Flat Top bar 9° 620 / 640 mm Jamis Riser bar, aluminum, 25.4 x 10˚ sweep x 40mm rise x 600mm (15-17”) 620mm (19-23”)
Fork -- Hi-Ten tapered straight blade unicrown with bulge butted steerer, low-rider carry mounts and forged dropouts with 2 fender eyelets
Seatpost AUTHOR alloy (31.6) Jamis alloy micro-adjust, 27.2 x 350mm, alloy clamp with QR seatpin
Grip AUTHOR kratton rubber Anatomic double density kraton
Crankset -- Forged alloy, 48/38/28T, 170mm with chain guard
Pedals -- Platform style, steel cage/resin body
Chain KMC X10 KMC Z51
Shifters SHIMANO Deore (10) Shift levers : Shimano EZ-Fire Plus ST-EF500 shifters, 21-speed
Saddle AUTHOR Champion Jamis Touring with SL cover
Headset -- Internal cup, threaded, 1 1/8”
Derailleur Rear SHIMANO Deore Shimano RD-TY300 rear and Shimano FD-TY510 top swing front
Hub Rear QUANDO Disc 32 holes --
Spoke Black stainless steel 2.0 mm 14g stainless steel spokes
Cassette -- Shimano CS-HG200, 7-speed 12-32T
Bottom Bracket PROWHEL BB unit VP sealed cartridge, 68 x 122.5mm
Tyres
Front CST B-Trail aramid 27.5" × 2.25" 14g stainless steel spokes
Rear CST B-Trail aramid 27.5" × 2.25" 14g stainless steel spokes
Wheel / RIM Rims : AUTHOR Xenon TRC 27.5 32 holes Double wall alloy rims, 32H, alloy hubs with QR
Brakes
Front TEKTRO Auriga disc hydraulic (6" rotors) Promax TX-121 linear-pull with front power modulator and Shimano levers
Rear -- Promax TX-121 linear-pull with front power modulator and Shimano levers
Brake Lever TEKTRO Auriga WS --
Suspension
Front -- --
Rear -- --
Colors Available
Colors -- --


Physical Specs
Length -- --
Weight 12.2 kg --
Overview
Features -- --
Additional Details SIZE : 14", 16"
HEAD PARTS: AUTHOR Integrated 1.5" tapered
CHAIN WHEEL : PROWHEEL 32 teeth 165 / 170 mm cranks
FREE WHEEL: SHIMANO M4100-10 11-46 (10)
Sizes : 15”, 17”, 19”, 21”, 23”

Which one do you think is better? And why?
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