Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2 vs Tommaso Siena

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Compare Specifications of Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2 and Tommaso Siena

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

Tommaso Siena Brand: -- Select Brand -- / Model: -- Select Model --

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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	Tommaso 6061 SLA Aluminum Compact Road Frame
Stem	Roval Rapide Cockpit, Integrated Bar/Stem	Tommaso Ultralight Sport Series Aluminum (+/- 7°) Stem Length: 75mm (XS Frame) / 90mm (S Frame) / 105mm (M Frame) / 120mm (L, XL Frames)
Handle Bar	Roval Rapide Cockpit, Integrated Bar/Stem	Tommaso Ultralight Alloy Compact Flat Top Bar Handlebar Width : 400mm (XS Frame) / 420mm (S, M, L Frames) / 440mm (XL Frame) Handlebar Drop : 125mm Handlebar Tape : Tommaso Cork Tape Black
Fork	--	Tommaso SST Steel with Aluminum Steer Tube
Seatpost	S-Works Tarmac SL8 Carbon seat post, FACT Carbon, 15mm offset	Tommaso TRS Ultralight Race Series Aluminum 27.2mm
Grip	Supacaz Super Sticky Kush	--
Crankset	Shimano Dura-Ace R9200, HollowTech II, 12-speed with 4iiii Precision Pro dual-sided powermeter	Shimano Tourney Triple 30/39/50T Crank Arm Length : 165mm (XS Frames) / 170mm (S, M Frames) / 175mm (L, XL Frames)
Pedals	--	Composite Flat
Chain	Shimano Dura-Ace, 12-speed	KMC Z-51 (7spd Chain)
Shifters	--	Shimano Tourney
Saddle	Body Geometry S-Works Power, carbon fiber rails, carbon fiber base	Tommaso Saddle
Headset	--	1-1/8" Threadless Integrated
Derailleur Front	Shimano Dura-Ace R9250, braze-on	Shimano Tourney (3-spd)
Derailleur Rear	Shimano Dura-Ace R9250, 12-speed	Shimano Tourney (7-spd)
Cassette	Shimano Dura-Ace, 12-speed, 11-30t	Shimano Tourney 12-28t - 7spd
Chainrings	52/36T	--
Bottom Bracket	Shimano Dura-Ace, BB-R9200	Shimano BB-UN26

Tyres

Front	S-Works Turbo Rapidair 2BR, 700x26mm	CST Tirent All-Terrain 700x40c
Rear	S-Works Turbo Rapidair 2BR, 700x26mm	CST Tirent All-Terrain 700x40c
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	Tommaso TC-20D Wheelset - 28 Spokes
Tube	Turbo Ultralight, 60mm Front, 80mm Rear, Presta valve	--

Brakes

Front	Shimano Dura-Ace R9270, hydraulic disc	Avid BB5 Disc Brakes
Rear	Shimano Dura-Ace R9270, hydraulic disc	--
Brake Lever	Shimano Dura-Ace R9270, hydraulic disc	Shimano Tourney

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

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Physical Specs

Length	--	--
Weight	6.62 kg	--

Overview

Features	--	--
Additional Details	--	Sizes: XS, S, M, L, XL Speeds : 3x7 (21 Total Speeds) Tubes : 700 x 40c Presta

Which one do you think is better? And why?

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