2023 Ridley Noah Fast Disc Shimano vs 2025 Giant Propel Advanced
The ML is the Giant Propel Advanced size closest to your L Ridley Noah Fast Disc Shimano. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.
What changes on the Giant Propel Advanced
Compared with the Ridley Noah Fast Disc Shimano in L, the Giant Propel Advanced in ML places the top of the head tube 29 mm lower and 8 mm further back, relative to the bottom bracket. Its wheelbase is 16 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −29 mm
- Lower front end
- Frame reach
- −8 mm
- Shorter frame reach
- Wheelbase
- −16 mm
- Shorter: quicker to change direction
- Head angle
- −0.5°
- Slacker: calmer steering
- Chainstays
- −3 mm
- Shorter: livelier
The two frames
Ridley Noah Fast Disc Shimano, LGiant Propel Advanced, MLDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Ridley Noah Fast Disc Shimano L | Giant Propel Advanced ML | Difference |
|---|---|---|---|
| Reach | 401 | 393 | −8 mm |
| Stack | 591 | 562 | −29 mm |
| Head tube angle | 73.5 | 73.0 | −0.5° |
| Seat tube angle | 72.5 | 73.0 | +0.5° |
| Chainstay length | 408 | 405 | −3 mm |
| Wheelbase | 1007 | 991 | −16 mm |
| BB drop | 63 | 67 | +4 mm |
| Standover | 838 | 794 | −44 mm |
| Seat tube length | 530 | 545 | +15 mm |
| Head tube length | not listed | 165 |
Differences are the Giant Propel Advanced minus the Ridley Noah Fast Disc Shimano. Full charts: 2023 Ridley Noah Fast Disc Shimano, 2025 Giant Propel Advanced.
Where each sits in its class
Ridley Noah Fast Disc ShimanoGiant Propel Advanced
Each bike is ranked against the other road bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.
What each ships with
The stock build of each bike's first listed trim. Parts that match are dimmed.
| Part | Ridley Noah Fast Disc ShimanoDisc Shimano Ultegra Di2 | Giant Propel AdvancedAdvanced 2 |
|---|---|---|
| Frame | Ridley Noah Fast Disc | Giant Propel Advanced |
| Shifter | Shimano Ultegra | Shimano 105 Di2 |
| Derailleur | Shimano Ultegra | Shimano 105 Di2 |
| Cassette | Shimano Ultegra | Shimano 105 |
| Crankset | Shimano Ultegra Mid Compact | Shimano 105 |
| Chainring | Shimano Ultegra | not listed |
| Wheelset | 4za Vardar 50 | Giant P-A2 Disc |
| Tire | Vittoria Corsa G2.0 | Giant Gavia Course 1 |
| Brake | Shimano Ultegra | Shimano 105 Di2 |
| Handlebar | Forza Aero Integrated | Giant Contact SL Aero |
| Seatpost | Forza Aero | Giant Vector |
| Saddle | Selle Italia SLR Boost Elite | Giant Fleet SL |
| Fork | not listed | Giant Propel |
| Chain | not listed | KMC X12L-1 |
| Rotor | not listed | Giant MPH |
| Stem | not listed | Giant Contact SL Aero |
| Grips | not listed | Giant Stratus Lite 2.0 |
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