Compare bikes

Differences only
Specialized Aethos 2 Pro - Shimano Ultegra Di2

Specialized

Aethos 2 Pro - Shimano Ultegra Di2

2026

$8,499.99

Scott Addict RC Pro

Scott

Addict RC Pro

Year not recorded

$8,999.99

Add a bike

Overview

CategoryRoadRoad
Model year2026Year not recorded
Wheel size700c (49, 52, 54, 56, 58, 61)28" (XXS_47, XS_49, S_52, M_54, L_56, XL_58, XXL_61)

Components

Select a size for each bike to compare size-specific components.

FrameAethos 2 FACT 10r Carbon, Rider First Engineered™, Threaded BB, Hidden Cable Routing, 12x142mm thru-axle, flat-mount discAddict RC HMX, Road Race geometry, Replaceable Derailleur Hanger, Internal cable routing
Crank length49: 165mm 52: 170mm 54: 172.5mm 56: 172.5mm 58: 175mm 61: 175mm—
ForkAethos 2 FACT 10r Carbon, 12x100mm thru-axle, flat-mount discAddict RC HMX Flatmount Disc, 27.2mm Eccentric Carbon steerer
Handlebar width49: 380mm 52: 380mm 54: 400mm 56: 400mm 58: 420mm 61: 420mmXXS_47: 360.0 mm XS_49: 380.0 mm S_52: 380.0 mm M_54: 400.0 mm L_56: 400.0 mm XL_58: 400.0 mm XXL_61: 420.0 mm
Front brakeShimano Ultegra BR-R8170, hydraulic disc—
Stem length49: 80mm 52: 90mm 54: 100mm 56: 100mm 58: 110mm 61: 110mmXXS_47: 80.0 mm XS_49: 90.0 mm S_52: 100.0 mm M_54: 110.0 mm L_56: 110.0 mm XL_58: 120.0 mm XXL_61: 120.0 mm
Rear derailleurShimano Ultegra Di2 R8150, 12-speedShimano Dura-Ace RD-R9250, 24 Speed Electronic Shift System
Rear brakeShimano Ultegra BR-R8170, hydraulic disc—
Saddle width49: 155mm 52: 155mm 54: 143mm 56: 143mm 58: 143mm 61: 143mm—
Front derailleurShimano Ultegra Di2 R8150, braze-onShimano Dura-Ace FD-R9250 Electronic Shift System
Shift leversShimano Ultegra Di2 R8170, hydraulic disc—
Seatpost length49: 300mm 52: 300mm 54: 360mm 56: 360mm 58: 360mm 61: 360mm—
Shifters—Shimano Dura-Ace ST-R9270, Dual control 24 Speed Electronic Shift System
CranksetShimano Ultegra R8100 with 4iiii Precision 3+ single-sided Power Meter, 52/36tShimano Dura-Ace FC-R9200, Hollowtech II 52x36
Bottom bracket set—Shimano SM-BB92-41B
CassetteShimano Ultegra, 12-speed, 11-30tShimano Dura Ace CS-R9200-12, 11-34
ChainShimano XT CN-M8100, 12-speedShimano Dura-Ace CN-M9100-12
Brakes—Shimano BR-R9270 Hyd.Disc
Bottom bracketShimano Threaded BSA BB—
Brake rotor—Shimano RT-CL900 rotor 160/F and 140/R
Front tyreS-Works Turbo TLR Race Tire, 700x28cSchwalbe PRO ONE, TL-Easy, Fold, 700x30C Schwalbe Aerothan Tube
Handlebar—Syncros IC-R100-SL, Carbon combo
Front wheelRoval Alpinist CL II, 21mm internal width carbon rim, 33mm depth, Win Tunnel Engineered, DT for Roval 350 hub, DT Swiss Aerolite spokes, Tubeless Ready—
SeatpostRoval Alpinist Carbon SeatpostSyncros SP-R100-SL
Rear tyreS-Works Turbo TLR Race Tire, 700x28cSchwalbe PRO ONE, TL-Easy, Fold, 700x30C Schwalbe Aerothan Tube
Saddle—Syncros Belcarra Regular 1.0
Rear wheelRoval Alpinist CL II, 21mm internal width carbon rim, 33mm depth, Win Tunnel Engineered, DT for Roval 350 hub, DT Swiss Aerolite spokes, Tubeless Ready—
Headset—Acros AIF-1317S
Inner tubes700x25-35, 50mm Presta Valve, TPU—
Wheelset—Syncros Capital 1.0S 40mm, 24 Front, 24 Rear, Syncros SL Axle
HandlebarRoval Alpinist Cockpit II, Integrated Bar/Stem—
Bar tapeSupacaz Super Sticky Kush—
Crank arm length—XXS_47: 165.0 mm XS_49: 165.0 mm S_52: 170.0 mm M_54: 170.0 mm L_56: 172.5 mm XL_58: 172.5 mm XXL_61: 175.0 mm
SaddlePower Pro Mirror, Hollow Ti rails—
Accessories—Syncros iS Drop Bar Tool 2
Approximate weight (kg)—6.7
Seatpost clampSpecialized Alloy, 30mm—
Approximate weight (lb)—14.77
Product ID279155—
Maximum system weight—120kg, The overall weight includes the bike, the rider, the equipment, and possible additional luggage.
Weight6.73 kg (14 lb, 13.4 oz), tubeless—
Key feature 1—Addict RC HMX Carbon Fork
Size used for weighing56—
Key feature 3—Shimano Dura-Ace Di2 Disc 24 Speed
Key feature 4—Syncros Capital 1.0S Tubeless Disc Wheels
Key feature 5—Schwalbe PRO ONE TLE-Tires
Key feature 6—Syncros Carbon parts

Geometry

Select a size for each bike to compare geometry.

GeometrySpecialized Aethos 2 Pro - Shimano Ultegra Di2Scott Addict RC Pro