Compare: 2020 Viathon G.1 GRX 600 vs G.1 105 vs G.1 Rival vs G.1 GRX 800 vs G.1 Ultegra vs G.1 Force vs G.1 Red eTap AXS

Overview
Ride Feel
Gearing
Spec Level
Geometry
Specs

Bike Comparison

Only show differences

	G.1 GRX 6002020 Viathon	G.1 1052020 Viathon	G.1 Rival2020 Viathon	G.1 GRX 8002020 Viathon	G.1 Ultegra2020 Viathon	G.1 Force2020 Viathon	G.1 Red eTap AXS2020 Viathon

MSRP	$2,298	$2,300	$2,498	$2,998	$3,300	$3,498	$6,998
Where to Buy	— $1 At	— $1 At	— $1 At	— $1 At	— $1 At	— $1 At	— $1 At
Category	Gravel	Gravel	Gravel	Gravel	Gravel	Gravel	Gravel
	5.6	4.8	4.9	6.2	6.2	6.1	8.4
Frame	Carbon	Carbon	Carbon	Carbon	Carbon	Carbon	Carbon
Fork	Carbon	Carbon	Carbon	Carbon	Carbon	Carbon	Carbon
Wheels	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum
Wheel Size	700c	700c	700c	700c	700c	700c	700c
Brakes	Hydraulic Disc	Hydraulic Disc	Hydraulic Disc	Hydraulic Disc	Hydraulic Disc	Hydraulic Disc	Hydraulic Disc
Groupset	GRX 800, GRX 600	105	Rival	GRX 800	Ultegra	Force	RED AXS
Drivetrain	2 × 11	2 × 11	1 × 11	1 × 11	2 × 11	1 × 11	1 × 12 Electronic
Brand Site	viathonbicycles.com	viathonbicycles.com	viathonbicycles.com	viathonbicycles.com	viathonbicycles.com	viathonbicycles.com	viathonbicycles.com

Similar Bikes

Accessories

Ride Feel

Based on frame geometry and build specs.

Rider Position

relaxedaggressive

Terrain

smoothrugged

G.1 GRX 600

G.1 105

G.1 Rival

G.1 GRX 800

G.1 Ultegra

G.1 Force

G.1 Red eTap AXS

Other Gravel bikes

Gear Range

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

36 mph

G.1 GRX 600

39 mph

G.1 105

36 mph

G.1 Rival

33 mph

G.1 GRX 800

36 mph

G.1 Ultegra

36 mph

G.1 Force

36 mph

G.1 Red eTap AXS

Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Geometry

Specs

	G.1 GRX 6002020 Viathon	G.1 1052020 Viathon	G.1 Rival2020 Viathon	G.1 GRX 8002020 Viathon	G.1 Ultegra2020 Viathon	G.1 Force2020 Viathon	G.1 Red eTap AXS2020 Viathon

Frame	VIATHON G.1 GRAVEL FRAME BB Standard: BSA, 68mm, Threaded	VIATHON G.1 GRAVEL CARBON FRAME BB Standard: BSA, 68mm, Threaded	VIATHON G.1 GRAVEL FRAME BB Standard: BSA, 68mm, Threaded	VIATHON G.1 GRAVEL FRAME BB Standard: BSA, 68mm, Threaded	VIATHON G.1 GRAVEL CARBON FRAME BB Standard: BSA, 68mm, Threaded	VIATHON G.1 GRAVEL FRAME BB Standard: BSA, 68mm, Threaded	VIATHON G.1 GRAVEL CARBON FRAME BB Standard: BSA, 68mm, Threaded
Fork	VIATHON G.1 GRAVEL FORK	VIATHON G.1 GRAVEL CARBON FORK	VIATHON G.1 GRAVEL FORK	VIATHON G.1 GRAVEL FORK	VIATHON G.1 GRAVEL CARBON FORK	VIATHON G.1 GRAVEL FORK	VIATHON G.1 GRAVEL CARBON FORK
Bottom Bracket	SHIMANO SM-BBR60	SHIMANO SM-BBR60	SRAM BB GXP, 68MM	SHIMANO SM-BBR60	SHIMANO SM-BBR60	SRAM BB GXP, 68MM	SRAM DUB
Headset	FSA	FSA	FSA	FSA	FSA	FSA	FSA
Stem	ZIPP SERVICE COURSE, 31.8MM, 6°, 110MM	ZIPP SERVICE COURSE 110MM	ZIPP SERVICE COURSE 110MM	ZIPP SERVICE COURSE SL B1 31.8MM, 6°, 110MM	ZIPP SERVICE COURSE SL 110MM	ZIPP SERVICE COURSE SL B1, 31.8MM, 6°, 110MM	ZIPP SL SPEED 110MM
Handlebar	ZIPP SERVICE COURSE 70 ERGO	ZIPP SERVICE COURSE 70	ZIPP SERVICE COURSE 70	ZIPP SERVICE COURSE SL-70	ZIPP SERVICE COURSE SL-70	ZIPP SERVICE COURSE SL-70	ZIPP SERVICE COURSE SL-70 CARBON
Saddle	SELLE ITALIA NOVUS BOOST FEC	FIZIK ALIANTE R5	SELLE ITALIA NOVUS BOOST	SELLE ITALIA NOVUS BOOST MAG	FIZIK ALIANTE R3 138MM K:ium	SELLE ITALIA NOVUS BOOST MAG	SELLE ITALIA NOVUS BOOST CARBON
Seatpost	ZIPP SERVICE COURSE, 20MM OFFSET, 27.2MM, 350MM	ZIPP SERVICE COURSE 20MM OFFSET	ZIPP SERVICE COURSE, 20MM OFFSET, 27.2MM	ZIPP SERVICE COURSE SL C1, 27.2MM, 400MM	ZIPP SERVICE COURSE SL 0 OFFSET	ZIPP SERVICE COURSE SL B1, 20MM OFFSET, 27.2MM, 330MM	ZIPP SL SPEED 27.2MM

Groupset

Rear Derailleur	SHIMANO GRX 600 RD-RX810, 11-SPEED, SHADOW	SHIMANO105 RD-R7000-GS	SRAM RD RIVAL 1 LONG CAGE	SHIMANO GRX 800 RD-RX812, 11-SPEED, SHADOW	SHIMANO ULTEGRA RD-R8000-GS	SRAM RD FORCE 1 LONG CAGE	SRAM RED eTap AXS
Front Derailleur	SHIMANO GRX 600 FD-RX810, DOWN-SWING, 31.8MM BAND	SHIMANO 105 FD-R7000		N/A	SHIMANO ULTEGRA FD-R8000
Crank	SHIMANO GRX 600 FC-RX600, 46-30T	SHIMANO 105 FC-R7000 50-34T	SRAM FC RIVAL, X-SYNC, 42T	SHIMANO GRX 800 FC-RX810-1, HOLLOWTECH 2, 42T	SHIMANO ULTEGRA FC-R8000 46-36T	SRAM FC FORCE 1, X-SYNC, 42T	SRAM RED DUB 42T
Shifters	SHIMANO GRX 600 DISC ST-RX600	SHIMANO105 DISC ST-R7020	SRAM RIVAL	SHIMANO GRX 800 BR-RX810, DISC BRAKE	SHIMANO ULTEGRA ST-R8020	SRAM FORCE HRD CX1	SRAM RED eTap AXS
Cassette	SHIMANO GRX 600 CS-HG70011, 11-SPEED, 11-34T	SHIMANO 105 CS-R7000 11-32T	SRAM XG-1150 10-42	SHIMANO XT CS-M8000, 11-SPEED, 11-42T	SHIMANO ULTEGRA CS-R8000 11-32T	SRAM XG-1175 FULL PIN 10-42	SRAM RED XG 1290 10-33T
Chain	SHIMANO CN-HG601-11, 11-SPEED	SHIMANO CN-HG601-11	SRAM PC-1130	SHIMANO CN-HG701-11, 11-SPEED	SHIMANO CN-HG701-11	SRAM PC-1170 11-SPEED	SRAM RED D1
Brakes	Hydraulic Disc Type: Hydraulic Disc	Hydraulic Disc Type: Hydraulic Disc	Hydraulic Disc Type: Hydraulic Disc	Hydraulic Disc Type: Hydraulic Disc	Hydraulic Disc Type: Hydraulic Disc	Hydraulic Disc Type: Hydraulic Disc	Hydraulic Disc Type: Hydraulic Disc
Brake Levers	SHIMANO GRX 600 DISC ST-RX600	SHIMANO105 DISC ST-R7020	SRAM RIVAL	SHIMANO GRX 800 BR-RX810, DISC BRAKE	SHIMANO ULTEGRA ST-R8020	SRAM FORCE HRD CX1	SRAM RED eTap AXS

Wheels

Rims	MERCURY G3C DISC, CENTER LOCK, SHIMANO 11-SPEED	HED ARDENNES GP DISC CENTER LOCK	MERCURY G3C ALLOY CLINCHER	MERCURY G1C DISC, CENTER LOCK, SHIMANO 11-SPEED	HED ARDENNES LT DISC, CENTER LOCK, SHIMANO 11-SPEED	MERCURY G1C DISC, XD	HED VANQUISH GP 4
Tires	IRC BOKEN, 700 X 40, FOLDING	CONTINENTAL CYCLOXKING 35MMFOLDING	IRC BOKEN, 700 X 40, FOLDING	IRC BOKEN, 700 X 40, FOLDING	CONTINENTAL CYCLOXKING 35MM FOLDING	IRC BOKEN, 700 X 40, FOLDING	IRC BOKEN 40C FOLDING
Disc Rotors	SHIMANO SM-RT70, 160MM W/LOCK RING	SHIMANO SM-RT70 160MM	SRAM 160MM	SHIMANO SM-RT800, 160MM, W/LOCK RING	SHIMANO SM-RT800 160MM	SRAM 160MM ROUNDED	SRAM CLX R CENTERLOCK 160MM

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