Giant ATX 3 2020 vs Viathon G.1 GRX 800

Drivetrain	--	Shimano GRX 800 1X11 drivetrain
Frame	ALUXX-Grade Aluminum	VIATHON G.1 GRAVEL FRAME
Stem	Giant Sport, alloy, 15-degree	ZIPP SERVICE COURSE SL B1 31.8 MM, 6°, 110 MM
Handle Bar	Giant Sport, 25.4, alloy	ZIPP SERVICE COURSE SL-70
Fork	SR Suntour M3030A 26/27.5", 75 mm, preload adjustable	VIATHON G.1 GRAVEL FORK
Seatpost	Giant Sport, 30.9 x 350	ZIPP SERVICE COURSE SL C1, 27.2 MM, 400 MM
Crankset	Prowheel forged, 24/34/42	SHIMANO GRX 800 FC-RX810-1, HOLLOWTECH 2, 42T
Pedals	platform	--
Chain	KMC Z7	SHIMANO CN-HG701-11, 11-SPEED
Shifters	Shimano EF41	SHIMANO GRX 800 BR-RX810, DISC BRAKE
Gear	--	46T 1x or 50/34T 2x gearing
Saddle	Giant custom	SELLE ITALIA NOVUS BOOST MAG
Derailleur Front	Shimano Tourney	--
Derailleur Rear	Shimano Tourney	SHIMANO GRX 800 RD-RX812, 11-SPEED, SHADOW
Hub Front	alloy, sealed bearing	--
Hub Rear	alloy, sealed bearing	--
Spoke	stainless, 14 g	--
Cassette	Shimano MF-TZ500, 14 x 34	SHIMANO XT CS-M8000, 11-SPEED, 11-42T
Bottom Bracket	--	SHIMANO SM-BBR60

Front	Giant Quick Cross 27.5 x 2.1/26 x 2.1	IRC BOKEN, 700 X 40, FOLDING
Rear	Giant Quick Cross 27.5 x 2.1/26 x 2.1	IRC BOKEN, 700 X 40, FOLDING
Wheel / RIM	Giant GX06 26/27.5, alloy, double wall, 19 mm inner width	MERCURY G1C DISC, CENTER LOCK, SHIMANO 11-SPEED

Front	MTB alloy linear pull	SHIMANO SM-RT800, 160 MM, W/LOCK RING
Rear	MTB alloy linear pull	SHIMANO SM-RT800, 160 MM, W/LOCK RING
Brake Lever	Shimano EF41	SHIMANO GRX 800 BR-RX810, DISC BRAKE

Front	--	--
Rear	--	--

Colors

Metallic Black Gray Black Pure Red Olive Green

Copper Silver Silver

Length

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Features	- All-terrain versatility - Lightweight and durable - Comfort and stability	- Drop seat stays and flattened rear tubing mute road chatter - Internal cable routings resist dust and grime - Durable threaded bottom bracket adds serviceability - Nimble and wide Mercury G1C carbon disc brake wheels for max tire contact - Zipp handlebars for steering control and comfort - Mounts for three water bottles
Additional Details	Bottom Bracket : cartridge	Sizes : 52, 54, 56, 58, 60 Front Hub Axle : SHIMANO E-THRU AXLE 100X12MM Rear Axle : SHIMANO E-THRU AXLE 142X12MM Inner Tubes : KENDA 700C Bar Tape : FIZIK BLACK