Cervelo S5 Dura Ace Di2 vs Specialized Sirrus X 3.0

Compare Specifications of Cervelo S5 Dura Ace Di2 and Specialized Sirrus X 3.0

Selected Bikes

Cervelo S5 Dura Ace Di2
Cervelo S5 Dura Ace Di2

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Specialized Sirrus X 3.0
Specialized Sirrus X 3.0

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Technical Specifications
Frame -- Specialized A1 Premium Aluminum, Fitness Geometry, butted tubing, internal cable routing, flat-mount disc, Plug + Play rack/fender mounts
Stem Cervélo, CS28 V-Stem 3D-forged alloy, 31.8mm, 7-degree rise
Handle Bar Cervélo, AB08 Alloy Mini Rise, 9-degree backsweep, 15mm rise, 31.8mm
Fork Cervélo All-Carbon, Tapered S5 Fork For Disc A1 Premium Aluminum, flat-mount disc, Plug + Play fender mounts, low rider rack mounts
Seatpost Cervélo Carbon, SP20 Alloy, 12mm offset, 2-bolt clamp, 27.2mm
Grip -- Specialized Neutralizer, Body Geometry, locking grip
Crankset Shimano Dura-Ace 9100 52/36 Forged aluminum arms, 24mm spindle, Narrow-wide steel chainring 40t, chainguard
Pedals -- Specialized Body Geometry Fitness, platform, plastic
Chain Shimano CN-HG901, 11 spd KMC X9, 9-speed w/ Missing Link™
Shifters Shimano Dura-Ace Di2 9170, 11 spd MicroSHIFT SL-M9295, 9-speed
Saddle Prologo Dimension NACK Bridge Sport, Steel rails, 155/143mm
Headset FSA IS2 1 x 1-3/8 --
Derailleur Front Shimano Dura-Ace Di2 9150, 11 spd --
Derailleur Rear Shimano Dura-Ace Di2 9150, 11 spd microSHIFT Advent, 1x9 w/ clutch
Hub Front -- Alloy, 6-bolt disc, loose ball bearing, quick-release, 32h
Hub Rear -- Alloy, 6-bolt disc, 8-/9-speed freehub, loose ball bearing, quick-release, 32h
Spoke -- Stainless, 14g
Cassette Shimano Dura-Ace CS-R9100, 11-30 microSHIFT Advent, 9-speed, 11-42t
Chainrings -- 40T
Bottom Bracket -- Threaded BSA 68mm
Tyres
Front Vittoria Corsa TLR G2.0 25c Pathfinder Sport, 700x42
Rear Vittoria Corsa TLR G2.0 25c Pathfinder Sport, 700x42
Wheel / RIM ENVE SES Disc 5.6 700C disc, double-wall alloy, 22mm depth, 21mm internal width, 32h
Tube -- Standard 40mm PV 700x32-50
Brakes
Front -- Tektro HD-R280, hydraulic disc, 160 mm rotor
Rear -- Tektro HD-R280, hydraulic disc, resin pads, flat-mount, 160mm
Suspension
Front -- --
Rear -- --
Colors Available
Colors -- Gloss Birch / Satin Taupe Reflective
Satin Maroon / Black / Satin Black Reflective
Gloss Metallic Obsidian / Satin Black Reflective


Physical Specs
Length -- --
Weight -- 11.4 kg
Overview
Features -- --
Additional Details Bottom Bracket : Cervélo BBright Connect 24 x 90

Brake Caliper : Shimano Dura-Ace 9170 Hydraulic Disc

Brake Rotor : Shimano SM-RT900, 160 mm / Shimano SM-RT900, 160 mm
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Accessories Barfly for Cervélo Computer Mount --

Which one do you think is better? And why?
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