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Ridley Noah 105 Di2 2x12 vs Giant Propel Advanced Pro 1

Both are race bikes at a similar price. Here is what actually separates them.

The short answer

For a typical all-round rider the Giant Propel Advanced Pro 1 comes out ahead (69% against 67%). That is not a universal verdict — change the terrain or the priority and the order can flip.

Ridley

Noah 105 Di2 2x12

67% for a typical rider

£4,299 at Brand website
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Giant

Propel Advanced Pro 1

69% for a typical rider

£4,499 at Brand website
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What actually separates them

Price
The Ridley Noah 105 Di2 2x12 is £200 cheaper — £4,299 against £4,499.
Weight
The Giant Propel Advanced Pro 1 is 0.9kg lighter, which you notice on long climbs more than anywhere else.
Riding position
The Giant Propel Advanced Pro 1 sits you more upright (1.43 stack-to-reach against 1.38). The Ridley Noah 105 Di2 2x12 is the more aggressive of the two — quicker if you can hold it, harder work if you cannot.
Tyre clearance
The Ridley Noah 105 Di2 2x12 takes 34mm tyres against 32mm — the single most common thing buyers wish they had more of.
Climbing gear
The Ridley Noah 105 Di2 2x12 has the easier bottom gear (27 gear inches against 32), which matters more than weight on anything genuinely steep.

Side by side

Spec Noah 105 Di2 2x12 Propel Advanced Pro 1
Price £4,299 £4,499
Weight 8.9 kg 8.0 kg
Frame carbon carbon
Groupset Shimano 105 R7150 Di2 2x12 SRAM Rival AXS E1 2x12
Stack / reach 1.38 1.43
Tyre clearance 34 mm 32 mm
Lowest gear 27 in 32 in
Mudguard mounts No No
Comfort 36 37
Speed 67 75
Climbing 61 63
Value 6 7

Neither might be the right answer

This page assumes an average rider. Tell us how you actually ride and we will rank these two against everything else at the price.

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