Author Rival 27.5 ASL 2021-22 vs Felt DD 30 2019

Compare Specifications of Author Rival 27.5 ASL 2021-22 and Felt DD 30 2019

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Author Rival 27.5 ASL 2021-22
Author Rival 27.5 ASL 2021-22

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Felt DD 30 2019
Felt DD 30 2019

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Model:

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Technical Specifications
Speed 24 --
Frame Alloy 6061 27.5" (ASL) Felt Fat, Super Lite aluminum, hydro form, Control Taper integrated head tube, post disc mount, replaceable derailleur hanger, clamp adaptor for high direct type front derailleur mount
Stem AUTHOR alloy Felt, ±7° rise, Ø31.8 mm with Cr-Mo bolts, SM: 60 mm, MD: 70 mm, LG: 80 mm
Handle Bar AUTHOR 8° 640 / 660 mm Devox carbon flat top, Ø31.8 mm, 8 mm rise, 9° sweep, 760 mm wide
Fork Front : RST Gila 27.5 ML, lock out (100 mm) Felt Fat hydroformed 6061 aluminum, tapered steerer, post-mount disc, rack mounts, 15 x 150 mm Boost thru axle
Seatpost AUTHOR alloy (31.6) Felt butted 6061, dual bolt, 15 mm offset, Ø30.9. SM: 350 mm, MD/LG: 400 mm
Grip AUTHOR high density foam Devox Pauley Grip, lock-on
Crankset -- Race Face Aeffect, 32T, SM: 170 mm, MD/LG: 175 mm
Pedals Resin Low-profile nylon platform
Chain KMC Z8.3 Shimano HG60, 11-speed
Shifters SHIMANO TX800 (24) Shimano SLX, 1 x 11
Saddle AUTHOR Fenix WTB Volt Race, Cr-mo rails
Headset -- FSA sealed cartridge bearings, semi-integrated upper, external cup lower, No.57E/62, 1.125 - 1.5"
Derailleur Front SHIMANO TY700 (34.9) --
Derailleur Rear SHIMANO TX800 Shimano SLX M7000, 11-speed, Shadow Plus, long cage
Hub Front QUANDO Disc 32 holes Shimano driver, 12 x 197 mm, 6-bolt, 32H
Hub Rear -- 15 x 150 mm thru axle, 6-bolt, 32H
Spoke Black Steel 2.0 mm stainless steel
Cassette -- Shimano SLX, 11-speed, 11-46T
Bottom Bracket VP COMP cartridge --
Tyres
Front AUTHOR Speed Master 27.5" × 2.00" Schwalbe Jumbo Jim EVO, folding, 26 x 4.0"
Rear AUTHOR Speed Master 27.5" × 2.00" Schwalbe Jumbo Jim EVO, folding, 26 x 4.0"
Wheel / RIM RIMS: AUTHOR Xenon 27.5 32 holes Single wall with machined cut outs, tubeless compatible, 80 mm inner width
Brakes
Front TEKTRO disc mechanical (6" rotors) Shimano Deore M615 hydraulic disc, 180 mm rotor
Rear TEKTRO disc mechanical (6" rotors) Shimano Deore M615 hydraulic disc, 160 mm rotor
Brake Lever SHIMANO TX800 Shimano
Suspension
Front -- --
Rear -- --
Colors Available
Colors -- Red (Black, Cyan)


Physical Specs
Length -- --
Weight 15 kg 13.73 kg
Overview
Features -- --
Additional Details SIZE : 14", 16", 18"
HEAD PARTS: PRESTINE Integrated 1-1/8"
CHAIN WHEEL : PROWHEEL 42-34-24 teeth 170 mm cranks
FREEWHEEL : SHIMANO HG200-8 12-32 (8)
Bottom Bracket : Race Face, BSA threaded, 100 mm

Seatpost Clamp : Felt single bolt, Ø34.9 mm

Thru Axles : Front: Felt tool free 15 x 150 x 190L, thread: M15 x 1.5; Rear: Felt tool free 12 x 197 x 211L Syntace style, thread: M12 x 1.0

Which one do you think is better? And why?
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