2026 Giant Propel Advanced Pro (Di2) vs 2025 Orbea Orca M30
The 51 is the Orbea Orca M30 size closest to your S Giant Propel Advanced Pro (Di2). 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 Orbea Orca M30
Compared with the Giant Propel Advanced Pro (Di2) in S, the Orbea Orca M30 in 51 places the top of the head tube 5 mm higher and 3 mm further back, relative to the bottom bracket.
- Frame stack
- +5 mm
- Higher front end
- Frame reach
- −3 mm
- Shorter frame reach
- Wheelbase
- n/a
- One of the bikes has no number for this
- Head angle
- −0.1°
- About the same head angle
- Chainstays
- +3 mm
- Longer: more planted
The two frames
Only the Giant Propel Advanced Pro (Di2) is drawn. The Orbea Orca M30 numbers we have for size 51 are missing the wheelbase.
Geometry side by side
| Measurement | Giant Propel Advanced Pro (Di2) S | Orbea Orca M30 51 | Difference |
|---|---|---|---|
| Reach | 383 | 380 | −3 mm |
| Stack | 528 | 533 | +5 mm |
| Head tube angle | 72.3 | 72.2 | −0.1° |
| Seat tube angle | 74 | 73.7 | −0.3° |
| Effective top tube | 535 | 535.9 | +1 mm |
| Chainstay length | 405 | 408 | +3 mm |
| Wheelbase | 977 | not listed | |
| BB drop | 70 | not listed | |
| Standover | 755 | not listed | |
| Seat tube length | 500 | not listed | |
| Head tube length | 130 | 134.6 | +5 mm |
Differences are the Orbea Orca M30 minus the Giant Propel Advanced Pro (Di2). Full charts: 2026 Giant Propel Advanced Pro (Di2), 2025 Orbea Orca M30.
Where each sits in its class
Giant Propel Advanced Pro (Di2)Orbea Orca M30
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 | Giant Propel Advanced Pro (Di2)Advanced Pro 0 (Di2) | Orbea Orca M30M30 |
|---|---|---|
| Frame | Giant Propel | Orbea Orca |
| Shifter | Shimano Ultegra R8170 Di2 | Shimano 105 Di2 |
| Derailleur | Shimano Ultegra R8150 Di2 | Shimano 105 Di2 |
| Cassette | Shimano Ultegra | Shimano 105 |
| Chain | Shimano XT M8100 | Shimano 105 DI2 |
| Crankset | Shimano Ultegra Mid Compact | Shimano 105 |
| Wheelset | Giant SLR 1 50 Carbon Disc | Orbea Alloy Tubeless |
| Tire | Cadex Road Race GC | Vittoria Zafiro V |
| Brake | Shimano Ultegra | Shimano 105 R7170 Di2 |
| Rotor | Shimano Ultegra | Shimano 105 R7170 |
| Handlebar | Giant Contact SLR Aero | OC RP31-R |
| Stem | Giant Contact SL Aero | OC RP22 |
| Grips | Stratus Lite 2.0 | not listed |
| Seatpost | Giant Vector | SP 0.2 |
| Saddle | Giant Fleet SL | fizik Aliante R5 |
| Chainring | not listed | Shimano 50T, Shimano 34T |
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