Jamis Allegro A3 vs Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2

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• Jamis Allegro A3 vs Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2

Compare Specifications of Jamis Allegro A3 and Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2

Selected Bikes

Jamis Allegro A3 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	Size Specific Design 6061 aluminum with fast back rear triangle, internal cable routing, hydro-formed top and down tube, taper gauge “S” bend stays, kickstand mount, replaceable derailleur hanger and fender/rack eyelets	S-Works Tarmac SL8 FACT 12r Carbon, Rider First Engineered™, Win Tunnel Engineered, Clean Routing, Threaded BB, 12x142mm thru-axle, flat-mount disc
Stem	Jamis alloy hi-rise, quill type, 35˚ rise, 80mm extension, 150mm (15”), 180mm (17-23”)	Roval Rapide Cockpit, Integrated Bar/Stem
Handle Bar	Jamis Riser bar, aluminum, 25.4 x 10˚ sweep x 40mm rise x 600mm (15-17”) 620mm (19-23”)	Roval Rapide Cockpit, Integrated Bar/Stem
Fork	Hi-Ten tapered straight blade unicrown with bulge butted steerer, low-rider carry mounts and forged dropouts with 2 fender eyelets	--
Seatpost	Jamis alloy micro-adjust, 27.2 x 350mm, alloy clamp with QR seatpin	S-Works Tarmac SL8 Carbon seat post, FACT Carbon, 15mm offset
Grip	Anatomic double density kraton	Supacaz Super Sticky Kush
Crankset	Forged alloy, 48/38/28T, 170mm with chain guard	Shimano Dura-Ace R9200, HollowTech II, 12-speed with 4iiii Precision Pro dual-sided powermeter
Pedals	Platform style, steel cage/resin body	--
Chain	KMC Z51	Shimano Dura-Ace, 12-speed
Shifters	Shift levers : Shimano EZ-Fire Plus ST-EF500 shifters, 21-speed	--
Saddle	Jamis Touring with SL cover	Body Geometry S-Works Power, carbon fiber rails, carbon fiber base
Headset	Internal cup, threaded, 1 1/8”	--
Derailleur Front	--	Shimano Dura-Ace R9250, braze-on
Derailleur Rear	Shimano RD-TY300 rear and Shimano FD-TY510 top swing front	Shimano Dura-Ace R9250, 12-speed
Spoke	14g stainless steel spokes	--
Cassette	Shimano CS-HG200, 7-speed 12-32T	Shimano Dura-Ace, 12-speed, 11-30t
Chainrings	--	52/36T
Bottom Bracket	VP sealed cartridge, 68 x 122.5mm	Shimano Dura-Ace, BB-R9200

Tyres

Front	14g stainless steel spokes	S-Works Turbo Rapidair 2BR, 700x26mm
Rear	14g stainless steel spokes	S-Works Turbo Rapidair 2BR, 700x26mm
Wheel / RIM	Double wall alloy rims, 32H, alloy hubs with QR	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	Promax TX-121 linear-pull with front power modulator and Shimano levers	Shimano Dura-Ace R9270, hydraulic disc
Rear	Promax TX-121 linear-pull with front power modulator and Shimano levers	Shimano Dura-Ace R9270, hydraulic disc
Brake Lever	--	Shimano Dura-Ace R9270, hydraulic disc

Suspension

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

Colors Available

Colors

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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	--	6.62 kg

Overview

Features	--	--
Additional Details	Sizes : 15”, 17”, 19”, 21”, 23”	--

Which one do you think is better? And why?

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