Author Impulse 27.5 ASL 2021-22 vs Giant Roam 2 Disc 2020

Compare Specifications of Author Impulse 27.5 ASL 2021-22 and Giant Roam 2 Disc 2020

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Author Impulse 27.5 ASL 2021-22
Author Impulse 27.5 ASL 2021-22

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Giant Roam 2 Disc 2020
Giant Roam 2 Disc 2020

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Technical Specifications
Speed 24 --
Frame Alloy 6061 27.5" (ASL) ALUXX-Grade Aluminum, disc
Stem AUTHOR alloy Giant Sport
Handle Bar AUTHOR 8° 640 / 660 mm Giant Sport XC, 31.8
Fork Front: RST Gila 27.5 ML lock out (100 mm) SR Suntour NEX HLO 700C, 63 mm
Seatpost AUTHOR alloy (31.6) Giant Sport, 27.275
Grip AUTHOR high density foam --
Crankset -- forged alloy, 28/44 with chainguard
Pedals Resin platform
Chain KMC Z8.3 KMC X9 with Missing Link
Shifters SHIMANO Altus (24) Shimano Altus
Saddle AUTHOR Fenix Giant Sport Comfort
Derailleur Front SHIMANO TY700 (34.9) Shimano Acera
Derailleur Rear SHIMANO Altus Shimano Acera RD-M3000
Hub Front QUANDO Disc 32 holes alloy, 32h, loose ball bearing
Hub Rear -- alloy, 32h, loose ball bearing
Spoke Black steel stainless, 14 g
Cassette -- Shimano HG200, 11 x 36
Bottom Bracket VP COMP cartridge --
Tyres
Front AUTHOR Speed Master 27.5" × 2.00" Giant Crosscut, 700 x 42, anti-puncture
Rear AUTHOR Speed Master 27.5" × 2.00" Giant Crosscut, 700 x 42, anti-puncture
Wheel / RIM Rims: AUTHOR Xenon 27.5 32 holes Giant GX Disc
Brakes
Front TEKTRO disc hydraulic (6" rotors) Tektro HD-M275 hydraulic disc
Rear TEKTRO disc hydraulic (6" rotors) Tektro HD-M275 hydraulic disc
Brake Lever TEKTRO WS Tektro HD-M275 hydraulic disc
Suspension
Front -- --
Rear -- --
Colors Available
Colors -- Charcoal
Black
Pure Red


Physical Specs
Length -- --
Weight 14 kg --
Overview
Features -- - Integrated rack mounts
- Comfort and control
- Lightweight agility
Additional Details SIZE : 16", 18"
HEAD PARTS: PRESTINE Integrated 1-1/8"
CHAIN WHEEL : PROWHEEL 42-34-24 teeth 170 mm cranks
FREE WHEEL: SHIMANO HG200-8 12-32 (8)
SEAT CLAMP: AUTHOR (34.9)
Bottom Bracket : threaded
Extras : X-Defender protection

Which one do you think is better? And why?
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