Giant Roam 3 Disc 2020 vs Trek Marlin 8

Load Carrying Capacity	--	Combined weight of bicycle, rider, and cargo of 300 pounds (136 kg)
Frame	ALUXX-Grade Aluminum, disc	Alpha Silver Aluminum, internal routing, chainstay disc brake mount, rack and kickstand mount, 135 x 5 mm QR
Stem	Giant Sport	Size : XXS, XS - Bontrager alloy, 31.8 mm, Blendr compatible, 7 degree, 50 mm length Size : S - Bontrager alloy, 31.8 mm, Blendr compatible, 7 degree, 60 mm length ( Size : M - 70 mm length ) Size : ML, L - Bontrager alloy, 31.8 mm, Blendr compatible, 7 degree, 80 mm length Size : XL - Bontrager alloy, 31.8 mm, Blendr compatible, 7 degree, 90 mm length
Handle Bar	Giant Sport XC, 31.8	Size : XXS, XS - Bontrager alloy, 31.8 mm, 5 mm rise, 690 mm width Size : S, M, ML, L, XL - Bontrager alloy, 31.8 mm, 5 mm rise, 720 mm width
Fork	SR Suntour NEX HLO 700C, 63 mm	Size : XXS, XS - RockShox Judy Silver, Solo Air spring, rebound adjust, TurnKey hydraulic lockout, 100 mm QR, 80 mm travel Size : S, M, ML, L, XL - RockShox Judy Silver, Solo Air spring, rebound adjust, TurnKey hydraulic lockout, 100 mm QR, 100 mm travel
Seatpost	Giant Sport, 27.275	Size : XXS - Bontrager alloy, 31.6 mm, 12 mm offset, 300 mm length Size : XS, S, M - Bontrager alloy, 31.6 mm, 12 mm offset, 330 mm length Size : ML, L, XL - Bontrager alloy, 31.6 mm, 12 mm offset, 400 mm length
Grip	--	Bontrager XR Trail Comp, nylon lock-on
Crankset	forged alloy, 28/44 with chainguard	Size : XXS - SRAM SX Eagle, 30T steel ring (49 mm chainline), 155 mm length Size : XS , S , M - SRAM SX Eagle, 30T steel ring (49 mm chainline), 170 mm length Size : ML, L, XL - SRAM SX Eagle, 30T steel ring (49 mm chainline), 175 mm length
Pedals	platform	VP-536 nylon platform
Chain	KMC Z8.3	SRAM SX Eagle, 12 speed
Shifters	Shimano Altus	SRAM SX Eagle, 12 speed
Saddle	Giant Sport Comfort	Bontrager Arvada, steel rails, 138 mm width
Headset	--	Semi-integrated, 1-1/8''
Derailleur Front	Shimano FD-TY710	--
Derailleur Rear	Shimano Acera	SRAM SX Eagle
Hub Front	alloy, 32h, loose ball bearing	Formula DC-22LW, 6-bolt, Shimano 8/9/10 freehub, 135 x 5 mm QR
Hub Rear	alloy, 32h, loose ball bearing	Formula DC-20 LW, alloy, 6-bolt, 5 x 100 mm QR
Spoke	stainless, 14 g	14g stainless steel
Cassette	Shimano CS-HG31, 11 x 34	SRAM PG-1210 Eagle, 11-50, 12 speed
Chainrings	--	1x/2x: 34T, 3x: 42T
Bottom Bracket	--	Truvativ Powerspline, 73 mm, threaded cartridge, 118 mm spindle

Front	Giant Crosscut, 700 x 42, anti-puncture	Maxxis Ardent Race, tubeless, EXO casing, folding bead, 60tpi, 29 x 2.35''
Rear	Giant Crosscut, 700 x 42, anti-puncture	Maxxis Ardent Race, tubeless, EXO casing, folding bead, 60tpi, 29 x 2.20''
Wheel / RIM	Giant GX Disc	Bontrager Kovee, double-wall, Tubeless Ready, 28-hole, 23 mm width, presta valve

Front	Tektro HD-M275 hydraulic disc	Shimano MT200 hydraulic disc Brake Rotor : Shimano RT26, 6-bolt,160 mm
Rear	Tektro HD-M275 hydraulic disc	Shimano MT200 hydraulic disc Brake Rotor : Shimano RT26, 6-bolt,180 mm
Brake Lever	Tektro HD-M275 hydraulic disc	--

Front	--	--
Rear	--	--

Colors

Navy Black Orange

Gloss Alpine / Gloss Dnister Fade Gloss Radioactive Red / Nautical

Length	--	--
Weight	--	13.20 kg

Features	- Comfort and control - Lightweight agility - Integrated rack mounts	- Suspension Lockout - Rack Mounts - Rear Kickstand Mount - Inter Cable Routing
Additional Details	Bottom Bracket : cartridge Extras : X-Defender protection	Max compatible fork travel : 100 mm (XS & S: 490 mm axle-to-crown, M & up: 509 mm axle-to-crown)