Shimano Dura-Ace vs Ultegra vs 105 Cassette (11-speed)

By : Mr Mamil
Updated :

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Shimano Dura-Ace vs Ultegra vs 105 11-speed Cassettes
Shimano Dura-Ace vs Ultegra vs 105 11-speed Cassettes

The page compares the differences between the 11-speed Shimano Dura-Ace (R9100), Ultegra (R8000), and 105 (R7000) cassettes.

ComparisonDura-AceUltegra105
Model numberCS-R9100-11CS-R8000-11CS-R7000-11
TechnologyHyperglideHyperglideHyperglide
Cog materialTitanium, steelSteelSteel
Spider materialAluminum, carbonAluminum, carbonAluminum
11-speed Shimano Dura-Ace vs Ultegra vs 105 cassettes

Cassette sizes

The 11-speed Shimano Dura-Ace, Ultegra, and 105 cassettes are available in various sizes according to the table below.

Cassette sizeDura-AceUltegra105
11-25TYesYes
11-28TYesYesYes
11-30TYesYesYes
11-32TYes
12-25TYesYesYes
12-28TYesYes
14-28TYes
11-speed Shimano Dura-Ace, Ultegra, and 105 cassette sizes

Cassette weight comparison

Cassette sizeDura-AceUltegra105
11-25T175g232g
11-28T193g251g284g
11-30T211g269g304g
11-32T320g
12-25T189g243g269g
12-28T205g292g
14-28T300g
11-speed Shimano Dura-Ace, Ultegra, and 105 cassette weight

Cog size and materials

Shimano Dura-Ace R9100, 11-30T cassette

The Shimano 105 and Ultegra cassettes use steel cogs.

Steel and titanium are used in the Dura-Ace cassette. From the photo above, the darker grey (largest 5) cogs are titanium.

The table below shows the breakdown between steel vs titanium cogs in a Shimano Dura-Ace cassette.

Cog sizeSteel cogsTitanium cogs
11-25T11, 12, 13, 14, 15, 16T17, 19, 21, 23, 25T
11-28T11, 12, 13, 14, 17, 19T19, 21, 23, 25, 28T
11-30T11, 12, 13, 14, 15, 17T19, 21, 24, 27, 30T
12-25T12, 13, 14, 15, 16, 17T18, 19, 21, 23, 25T
12-28T12, 13, 14, 15, 16, 17T19, 21, 23, 25, 28T
Steel vs titanium cogs in a 11-speed Shimano Dura-Ace cassette