Compare: 2021 Specialized Aethos Pro - SRAM Force eTap AXS vs S-Works Aethos - Dura Ace Di2 vs S-Works Aethos - SRAM Red eTap AXS

Bike Comparison

Only show differences

	Aethos Pro - SRAM Force eTap AXS2021 Specialized	S-Works Aethos - Dura Ace Di22021 Specialized	S-Works Aethos - SRAM Red eTap AXS2021 Specialized

MSRP	$8,200	$13,000	$13,500
Where to Buy	$7,739 3% off At TPC	— $1 At	— $1 At
Category	Race	Race	Race
	8.1	9.8	9.8
Frame	Carbon	Carbon	Carbon
Fork	Carbon	Carbon	Carbon
Wheels	Carbon	Carbon	Carbon
Wheel Size	700c	700c	700c
Brakes	Hydraulic Disc	Hydraulic Disc	Hydraulic Disc
Groupset	Force eTap	Dura-Ace Di2	RED AXS
Drivetrain	2 × 12 Electronic	2 × 11 Electronic	2 × 12 Electronic
Power Meter	None	Dura-Ace	Red AXS
Brand Site	specialized.com	specialized.com	specialized.com
Summary	The Specialized Aethos Pro - SRAM Force eTap AXS, Specialized S-Works Aethos - Dura Ace Di2, and Specialized S-Works Aethos - SRAM Red eTap AXS are all carbon frame race bikes with hydraulic disc brakes.

Similar Bikes

Accessories

Ride Feel

Based on frame geometry and build specs.

Rider Position

relaxedaggressive

Terrain

smoothrugged

Aethos Pro - SRAM Force eTap AXS

S-Works Aethos - Dura Ace Di2

S-Works Aethos - SRAM Red eTap AXS

Other Race bikes

Gear Range

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

41 mph

S-Works Aethos - Dura Ace Di2

41 mph

S-Works Aethos - SRAM Red eTap AXS

Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Geometry

Specs

	Aethos Pro - SRAM Force eTap AXS2021 Specialized	S-Works Aethos - Dura Ace Di22021 Specialized	S-Works Aethos - SRAM Red eTap AXS2021 Specialized

Frame	Aethos FACT 10R Carbon, Rider First Engineered™, Threaded BB, 12x142mm thru-axle, flat-mount disc BB Standard: BSA, 68mm, Threaded Colors: Satin Blue Murano / Carbon/cobalt; Gloss Blush / Satin Tarmac Black	S-Works Aethos FACT 12r Carbon, Rider First Engineered™, Threaded BB, Electronic cable routing only, 12x142mm thru-axle, flat-mount disc BB Standard: BSA, 68mm, Threaded Colors: Satin Blue Murano / Carbon/cobalt; Gloss Blush / Satin Tarmac Black	S-Works Aethos FACT 12r Carbon, Rider First Engineered™, Threaded BB, Electronic cable routing only, 12x142mm thru-axle, flat-mount disc BB Standard: BSA, 68mm, Threaded Colors: Satin Blue Murano / Carbon/cobalt; Gloss Blush / Satin Tarmac Black
Fork	FACT Carbon, 12x100mm thru-axle, flat-mount disc	S-Works FACT Carbon, 12x100mm thru-axle, flat-mount disc	S-Works FACT Carbon, 12x100mm thru-axle, flat-mount disc
Bottom Bracket	SRAM DUB BSA 68	Shimano Dura-Ace, BB-R9100	SRAM DUB BSA 68
Stem	Specialized Pro SL, alloy, 4-bolt	S-Works SL, alloy, titanium bolts, 6-degree rise	S-Works SL, alloy, titanium bolts, 6-degree rise
Handlebar	S-Works Short & Shallow	S-Works Short & Shallow	S-Works Short & Shallow
Saddle	Body Geometry Power Pro, Hollow Titanium Rails, Carbon Fiber Base	Body Geometry S-Works Power, Carbon Fiber Rails, Carbon Fiber Base	Body Geometry S-Works Power, Carbon Fiber Rails, Carbon Fiber Base
Seatpost	Roval Alpinist Carbon Seatpost	Roval Alpinist Carbon Seatpost	Roval Alpinist Carbon Seatpost

Groupset

Rear Derailleur	SRAM Force eTAP AXS, 12-speed	Shimano Dura-Ace Di2 R9150, 11-speed	SRAM RED eTAP AXS, 12-speed
Front Derailleur	SRAM Force eTAP AXS, braze-on	Shimano Dura-Ace Di2 R9150, braze-on	SRAM RED eTAP AXS, braze-on
Crank	SRAM FC Force DUB, 12-speed	Shimano Dura-Ace R9100, HollowTech 2, 11-speed, Dual-sided Powermeter, 52/36T	SRAM RED AXS Power Meter, 48/35T
Power Meter		Shimano Dura-Ace R9100, HollowTech 2, 11-speed, Dual-sided Powermeter, 52/36T	SRAM RED AXS Power Meter, 48/35T
Shifters		Shimano Dura-Ace R9170, hydraulic disc
Cassette	SRAM Force, XG-1270, 12-speed, 10-33t	Shimano Dura-Ace R9100, 11-speed, 11-30t	SRAM RED XG-1290, 12-speed, 10-33t
Chain	SRAM Force, 12-speed	Shimano Dura-Ace, 11-speed	SRAM RED, 12-speed
Brakes	Front: SRAM Force eTAP, hydraulic disc, Rear: SRAM Force eTAP, hydraulic disc	Front: Shimano Dura-Ace R9170, hydraulic disc, Rear: Shimano Dura-Ace R9170, hydraulic disc	Front: SRAM RED eTAP AXS, hydraulic disc, Rear: SRAM RED eTAP AXS, hydraulic disc

Wheels

Rims	Front: Roval Alpinist CL, 21mm internal width carbon rim, 33mm depth, Win Tunnel Engineered, DT for Roval 350 hub, DT Swiss Aerolite spokes, Rear: Roval Alpinist CL, 21mm internal width carbon rim, 33mm depth, Win Tunnel Engineered, DT for Roval 350 hub, DT Swiss Aerolite spokes	Front: Roval Alpinist CLX, 21mm internal width carbon rim, 33mm depth, Win Tunnel Engineered, Roval AFD hub, 21h, DT Swiss Aerolite spokes, Rear: Roval Alpinist CLX, 21mm internal width carbon rim, 33mm depth, Win Tunnel Engineered, Roval AFD hub, 24h, DT Swiss Aerolite spokes	Front: Roval Alpinist CLX, 21mm internal width carbon rim, 33mm depth, Win Tunnel Engineered, Roval AFD hub, 21h, DT Swiss Aerolite spokes, Rear: Roval Alpinist CLX, 21mm internal width carbon rim, 33mm depth, Win Tunnel Engineered, Roval AFD hub, 24h, DT Swiss Aerolite spokes
Tires	Front: S-Works Turbo, 120 TPI, folding bead, BlackBelt protection, 700x26mm, Rear: S-Works Turbo, 120 TPI, folding bead, BlackBelt protection, 700x26mm	Front: Turbo Cotton, 320 TPI, 700x26mm, Rear: Turbo Cotton, 320 TPI, 700x26mm	Front: Turbo Cotton, 320 TPI, 700x26mm, Rear: Turbo Cotton, 320 TPI, 700x26mm

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