Kestrel RT-1100 Shimano Dura ACE vs Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2

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• Kestrel RT-1100 Shimano Dura ACE vs Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2

Compare Specifications of Kestrel RT-1100 Shimano Dura ACE and Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2

Selected Bikes

Kestrel RT-1100 Shimano Dura ACE Brand: -- Select Brand -- Model: -- Select Model --

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

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

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

Technical Specifications

Frame	Kestrel Super Light (KSL) 800K carbon fiber, FM Disc, PF30 BB	S-Works Tarmac SL8 FACT 12r Carbon, Rider First Engineered™, Win Tunnel Engineered, Clean Routing, Threaded BB, 12x142mm thru-axle, flat-mount disc
Stem	ZIPP Service Course SL, 7075 3D-forged alloy, 31.8 mm, +/- 6	Roval Rapide Cockpit, Integrated Bar/Stem
Handle Bar	ZIPP Service Course SL 70 Ergo, 31.8 mm	Roval Rapide Cockpit, Integrated Bar/Stem
Fork	KSL full-carbon, 1 1/8" - 1 1/2" tapered steerer, FM Disc 12 mm TA	--
Seatpost	--	S-Works Tarmac SL8 Carbon seat post, FACT Carbon, 15mm offset
Grip	--	Supacaz Super Sticky Kush
Crankset	Shimano Dura-Ace, 50/34T	Shimano Dura-Ace R9200, HollowTech II, 12-speed with 4iiii Precision Pro dual-sided powermeter
Chain	Shimano Dura-Ace, 11-speed	Shimano Dura-Ace, 12-speed
Shifters	Shimano Dura-Ace STI, 11-speed	--
Saddle	Prologo Nago Evo, T2.0 rails	Body Geometry S-Works Power, carbon fiber rails, carbon fiber base
Headset	ACROS The Clamp integrated 1 1/8" top, 1 1/2" bottom	--
Derailleur Front	Shimano Dura-Ace, braze-on	Shimano Dura-Ace R9250, braze-on
Derailleur Rear	Shimano Dura-Ace, 11-speed	Shimano Dura-Ace R9250, 12-speed
Cassette	Shimano Ultegra, 11-28T, 11-speed	Shimano Dura-Ace, 12-speed, 11-30t
Chainrings	--	52/36T
Bottom Bracket	Praxis PF30 Conversion 24 mm spindle	Shimano Dura-Ace, BB-R9200

Tyres

Front	Vittoria Rubino Pro , 700 x 28c, folding	S-Works Turbo Rapidair 2BR, 700x26mm
Rear	Vittoria Rubino Pro , 700 x 28c, folding	S-Works Turbo Rapidair 2BR, 700x26mm
Wheel / RIM	Oval Concepts 723, 700c 24/28H tubeless compatible rims	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
Tube	--	Turbo Ultralight, 60mm Front, 80mm Rear, Presta valve

Brakes

Front	Disc	Shimano Dura-Ace R9270, hydraulic disc
Rear	Disc	Shimano Dura-Ace R9270, hydraulic disc
Brake Lever	Shimano R9120 STI	Shimano Dura-Ace R9270, hydraulic disc

Suspension

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

Colors Available

Colors

Carbon/Gold

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

Physical Specs

Length	--	--
Weight	7.91 kg	6.62 kg

Overview

Features	--	--
Additional Details	Sizes : 45cm , 48cm, 51cm, 54cm, 57cm	--

Which one do you think is better? And why?

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