Giant Roam 4 Disc 2020 vs Marin Sky Trail

Drivetrain	--	Shimano Altus 3x8 drivetrain
Frame	ALUXX-Grade Aluminum, disc	Series 1 6061 Aluminum, 27.5” Wheels, 68mm BB shell, 135mm Forged Dropouts, Disc Brake
Stem	Giant Sport, 15-degree, 25.4	Alloy, 45 mm
Handle Bar	Giant Sport XC, 25.4	Alloy, 20 mm rise, 740 mm wide
Fork	SR Suntour NEX 700C, 63 mm	--
Seatpost	Giant Sport, 27.2	Alloy, 27.2 mm
Grip	--	Entity MTB
Crankset	forged alloy, 28/38/44 with chainguard	Forged Aluminum, 42x34x24T, 170mm
Pedals	platform	Nylon Platform
Chain	KMC Z7	KMC Z-7
Shifters	Shimano Altus	--
Saddle	Giant Sport Comfort	Entity MTB
Headset	--	Zero Stack (ZS) Threadless, ZS 44/28.6 | 44/30
Derailleur Front	Shimano Tourney	Shimano Altus
Derailleur Rear	Shimano Altus	Shimano RD-TX800, 8-Speed
Hub Front	alloy, 32h, loose ball bearing	QR Alloy, 6-bolt
Hub Rear	alloy, 32h, loose ball bearing	QR Alloy, 6-bolt
Spoke	stainless, 14 g	Stainless Steel, Brass Nipples
Cassette	Shimano HG200, 12 x 32, 7-speed	Shimano Altus CS-HG200, 11-32T, 8 Speed
Bottom Bracket	--	Sealed Cartridge Bearings, Square Taper

Front	Giant Crosscut, 700 x 42, anti-puncture	MTB, 27.5 x 2.1"
Rear	Giant Crosscut, 700 x 42, anti-puncture	MTB, 27.5 x 2.1"
Wheel / RIM	Giant GX Disc	Double-Wall Alloy Rims, 32H

Front	Tektro HD-M275 hydraulic disc	Alhonga HJ-OD07, Hydraulic Disc, 160 mm Rotor, Shimano M515 Pad Compatible
Rear	Tektro HD-M275 hydraulic disc	Alhonga HJ-OD07, Hydraulic Disc, 160 mm Rotor, Shimano M515 Pad Compatible
Brake Lever	Tektro HD-M275 hydraulic disc	Alhonga Hydraulic

Front	--	SR Suntour XCE, 100mm Travel, Preload Adjustment
Rear	--	--

Colors

Light Tan

Red/Charcoal

Length

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--

Features	- Comfort and control - Lightweight agility - Integrated rack mounts	--
Additional Details	Bottom Bracket : cartridge Extras : X-Defender protection	Shift Lever : Shimano Altus, 3x8 Speed Size Range : S, M, L