Felt B Performance Ultegra Mix vs Specialized S-Works Aethos - Campagnolo LTD

Compare Specifications of Felt B Performance Ultegra Mix and Specialized S-Works Aethos - Campagnolo LTD

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Felt B Performance Ultegra Mix
Felt B Performance Ultegra Mix

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Specialized S-Works Aethos - Campagnolo LTD
Specialized S-Works Aethos - Campagnolo LTD

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Model:

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Technical Specifications
Frame Felt Aero TT/Tri UHC Performance carbon fiber, MMC with Inside Out construction, 68 mm BSA threaded bottom bracket shell, horizontal dropouts with integrated dropout adjusters, internal mechanical or electronic cable routing S-Works Aethos FACT 12r Carbon, Rider First Engineered™, Threaded BB, Electronic cable routing only, 12x142mm thru-axle, flat-mount disc
Stem Devox Tri, ±17¡ rise, ¯31.8 mm, 47 cm (650c) : 60 mm, 51 cm: 80 mm, 54 - 56 cm: 90 mm, 58 cm: 100 mm, 61 cm: 110 mm S-Works SL, alloy, titanium bolts, 6-degree rise
Handle Bar Devox Bayonet 3.1 base bar with Devox Ergomod extensions, ¯31.8 mm, 48 - 51 cm: 390 mm, 54 - 58 cm: 420 mm S-Works Short & Shallow, 125mm Drop, 75mm Reach w/Di2 Hole
Fork Felt Aero TT/Tri UHC Performance carbon fiber blades and dropouts, 1.125" aluminum steerer tube S-Works FACT Carbon, 12x100mm thru-axle, flat-mount disc
Seatpost Felt DA/B Aero UHC Advanced carbon fiber, 350 mm length Roval Alpinist Carbon Seatpost
Crankset Shimano 105 R7000, 52/36T, 48 -51 cm: 165 mm, 54 -56 cm: 170 mm, 58 cm: 172.5 mm CAMPAGNOLO Super Record, 12-speed
Chain Shimano 11-speed CAMPAGNOLO Super Record, 12-speed
Shifters microSHIFT TT 11-speed --
Saddle Prologo Nago Evo Tri40 T2.0 Body Geometry S-Works Power, carbon fiber rails, carbon fiber base
Headset FSA integrated sealed cartridge bearing with Felt Variable Height Cone Spacers (20 mm PC, 4.5 mm aluminum), Felt top cap, IS-21, 1.125" --
Derailleur Front Shimano Ultegra R8000 braze-on CAMPAGNOLO Super Record, Braze-on
Derailleur Rear Shimano Ultegra R8000 11-speed short cage CAMPAGNOLO Super Record, 12-speed
Hub Front Devox TTR4, 100 mm QR, 24H --
Hub Rear Devox TTR3, sealed cartridge bearing, 11-speed, 130 mm QR, 28H --
Spoke 2.0 mm stainless steel --
Cassette Shimano 11-speed, 11-28T CAMPAGNOLO Super Record, 12-speed, 10-29t
Chainrings -- 48/32T
Bottom Bracket -- CAMPAGNOLO, Threaded
Tyres
Front Vittoria Zaffiro Pro Slick folding, 700 x 23c, 47 cm: Vittoria Rubino G+, 650 x 23c S-works Turbo 2BR, 700x28mm
Rear Vittoria Zaffiro Pro Slick folding, 700 x 23c, 47 cm: Vittoria Rubino G+, 650 x 23c S-works Turbo 2BR, 700x28mm
Wheel / RIM Devox 30A, tubeless compatible, 17 mm width, 27 mm depth Front Wheel - CAMPAGNOLO Hyperon Ultra, 21mm internal carbon rim, 37mm depth, tubeless ready
Rear Wheel - CAMPAGNOLO Hyperon Ultra, 21mm internal carbon rim, 37mm depth, tubeless ready
Tube -- Inner Tubes - Turbo Ultralight, 48mm Presta valve
Brakes
Front Shimano 105 R7000 dual pivot caliper CAMPAGNOLO Super Record, Hydraulic Disc
Rear TRP T822 TT direct mount caliper brake CAMPAGNOLO Super Record, Hydraulic Disc
Brake Lever Aero TT/Tri --
Suspension
Front -- --
Rear -- --
Colors Available
Colors Matte Obsidian Grey (Aquafresh) Satin Birch / Black Pearl


Physical Specs
Length -- --
Weight 8.82 kg --
Overview
Features - Carbon fiber frame and fork
- Aerodynamically optimized design
- Exceptional handling and fit customization
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Additional Details Bar Tape : Devox Gel tape and new EVA arm pads with anti-microbial cover
Bottom Bracket : Shimano Hollowtech BSA threaded
Seatpost Clamp : Felt Aero Integrated DA/B
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Accessories Carbon assembly paste --

Which one do you think is better? And why?
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