Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2 vs Viathon R.1 Dura-Ace

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• Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2 vs Viathon R.1 Dura-Ace

Compare Specifications of Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2 and Viathon R.1 Dura-Ace

Selected Bikes

Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2 Brand: -- Select Brand -- Model: -- Select Model --

Viathon R.1 Dura-Ace Brand: -- Select Brand -- / Model: -- Select Model --

Brand: -- Select Brand -- Model: -- Select Model --

Brand: -- Select Brand -- Model: -- Select Model --

Technical Specifications

Frame	S-Works Tarmac SL8 FACT 12r Carbon, Rider First Engineered™, Win Tunnel Engineered, Clean Routing, Threaded BB, 12x142mm thru-axle, flat-mount disc	VIATHON R.1 ROAD FRAME
Stem	Roval Rapide Cockpit, Integrated Bar/Stem	ZIPP SERVICE COURSE SL B1, 31.8MM, 6°, 110 MM
Handle Bar	Roval Rapide Cockpit, Integrated Bar/Stem	ZIPP SL-70 ERGO CARBON
Fork	--	VIATHON R.1 ROAD FORK
Seatpost	S-Works Tarmac SL8 Carbon seat post, FACT Carbon, 15mm offset	ZIPP SL CARBON B1, 0 OFFSET, 27.2 MM, 330 MM
Grip	Supacaz Super Sticky Kush	--
Crankset	Shimano Dura-Ace R9200, HollowTech II, 12-speed with 4iiii Precision Pro dual-sided powermeter	SHIMANO DURA-ACE FC-R9100, HOLLOWTECH2, 50-34T
Chain	Shimano Dura-Ace, 12-speed	SHIMANO CN-HG901, 11-SPEED
Shifters	--	SHIMANO DURA-ACE ST-R9120, DISC BRAKE
Saddle	Body Geometry S-Works Power, carbon fiber rails, carbon fiber base	FIZIK ANTARES R1
Derailleur Front	Shimano Dura-Ace R9250, braze-on	SHIMANO DURA-ACE FD-R9100, DOWN-SWING, BRAZED-ON TYPE
Derailleur Rear	Shimano Dura-Ace R9250, 12-speed	SHIMANO DURA-ACE RD-R9100, 11-SPEED, SHADOW
Cassette	Shimano Dura-Ace, 12-speed, 11-30t	SHIMANO DURA-ACE CS-R9100, 11-SPEED, 11-30
Chainrings	52/36T	--
Bottom Bracket	Shimano Dura-Ace, BB-R9200	ROTOR PRESS FIT 30TO24 CONVERTER

Tyres

Front	S-Works Turbo Rapidair 2BR, 700x26mm	CONTINENTAL GRAND PRIX 5000 TL 700 X 25 BLACK + BLACK CHILI
Rear	S-Works Turbo Rapidair 2BR, 700x26mm	CONTINENTAL GRAND PRIX 5000 TL 700 X 25 BLACK + BLACK CHILI
Wheel / RIM	Front: Roval Rapide CLX II, Tubeless, 21mm internal width carbon rim, 51mm depth, Win Tunnel Engineered, Roval AFD hub, 18h, DT Swiss Aerolite spokes Rear: Roval Rapide CLX II, Tubeless, 21mm internal width carbon rim, 60mm depth, Win Tunnel Engineered, Roval AFD hub, 24h, DT Swiss Aerolite spokes	HED VANQUISH 4GP CARBON DISC
Tube	Turbo Ultralight, 60mm Front, 80mm Rear, Presta valve	--

Brakes

Front	Shimano Dura-Ace R9270, hydraulic disc	SHIMANO SM-RT900, 160 MM, W/LOCK RING
Rear	Shimano Dura-Ace R9270, hydraulic disc	SHIMANO SM-RT900, 160 MM, W/LOCK RING
Brake Lever	Shimano Dura-Ace R9270, hydraulic disc	SHIMANO DURA-ACE ST-R9120, DISC BRAKE

Suspension

Front	S-Works FACT 12r Carbon, 12x100mm thru-axle, flat-mount disc	--
Rear	--	--

Colors Available

Colors

Satin Fog Tint / Green Ghost Pearl / Red Ghost Pearl Fade Satin Carbon / Viavi Cynan Blue / Viavi Silver-Blue Pearl Fade / Gloss Metallic White Silver

Copper Silver

Physical Specs

Length	--	--
Weight	6.62 kg	--

Overview

Features	--	- Shimano Dura-Ace, the benchmark in shifting speed and accuracy - HED Vanquish 4GP carbon wheels for winning aerodynamics - Internal cable routings reduce aerodynamic drag - Zipp SL carbon handlebar for steering precision and seatpost for comfort
Additional Details	--	Sizes : 52, 54, 56, 57.5, 59 Front Axle : SHIMANO E-THRU AXLE 100X12MM Rear Axle : SHIMANO E-THRU AXLE 142X12MM Inner Tubes : KENDA 23/25C Bar Tape : FIZIK WHITE

Which one do you think is better? And why?

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