Author Magnum 29 2021-22 vs Author Sonic 27.5 2021-22

Compare Specifications of Author Magnum 29 2021-22 and Author Sonic 27.5 2021-22

Selected Bikes

Author Magnum 29 2021-22
Author Magnum 29 2021-22

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

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Technical Specifications
Frame AUTHOR carbon Toray T700/800 monocoque 29" Triple butted hydroformed alloy 6061 27.5"
Stem RITCHEY WCS C220 AUTHOR alloy
Handle Bar RITCHEY MTN WCS Carbon 2x9 9° 710 / 740 mm AUTHOR Flat Top bar 9° 620 / 640 mm
Fork FOX 32 Float SC 29 100 Remote air, remote lock out 15 mm thru axle, 1.5" tapered steerer (100 mm) --
Seatpost RITCHEY WCS carbon (31.6) AUTHOR alloy (31.6)
Grip AUTHOR Pro Lock AUTHOR kratton rubber
Chain SHIMANO M7100 KMC X10
Shifters SHIMANO XT (12) SHIMANO Deore (10)
Saddle PROLOGO X Zero II AUTHOR Champion
Derailleur Rear SHIMANO XT SHIMANO Deore
Hub Front AUTHOR Flyer Carbon 29 TR wheel set 28 holes 15 × 110 mm thru front axle --
Hub Rear AUTHOR Flyer Carbon 29 TR wheel set 28 holes 12 × 148 mm thru rear axle QUANDO Disc 32 holes
Spoke SAPIM Black stainless steel 2.0 mm
Bottom Bracket SHIMANO BB-MT800 BB unit PROWHEL BB unit
Tyres
Front VITTORIA Barzo aramid 29" × 2.10" tubeless ready CST B-Trail aramid 27.5" × 2.25"
Rear VITTORIA Barzo aramid 29" × 2.10" tubeless ready CST B-Trail aramid 27.5" × 2.25"
Wheel / RIM AUTHOR Flyer Carbon 29 TR wheel set 28 holes Rims : AUTHOR Xenon TRC 27.5 32 holes
Brakes
Front -- TEKTRO Auriga disc hydraulic (6" rotors)
Rear -- --
Brake Lever SHIMANO XT TEKTRO Auriga WS
Suspension
Front -- --
Rear -- --
Colors Available
Colors -- --


Physical Specs
Length -- --
Weight 10 kg 12.2 kg
Overview
Features -- --
Additional Details SIZE : 17", 19", 21"
HEAD PARTS: AUTHOR Integrated 1.5" tapered
CHAIN WHEEL : SHIMANO XT 36 teeth 170 / 175 mm cranks
FREE WHEEL: SHIMANO CS-M7100 10-51 (12)
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)

Which one do you think is better? And why?
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