A side by side comparison of two road bikes available in Australia, on price and specs. The RockBros Spin-P2M Road is the lower-priced of the two.
| 2 of 4 bikesDeltas are against the baseline | |||
|---|---|---|---|
| Price and where to buy | |||
| Current Australian price | $899Lowest | $1,089.35 | |
| RRP | $899 | $1,799 | |
| Price source | RRP AUD (RockBros AU) | At Giant Sydney. Stock not confirmed, checked 14 Oct 2026. | |
| Retailers | rockbros.com.au | giantsydney.com.au | |
| Overview | |||
| Category | Road | Road | |
| Type | Non-electric | Non-electric | |
| Frame and suspension | |||
| Frame | Aluminium | Aluminium | |
| Fork | Carbon | Advanced-grade composite | |
| Wheels and tyres | |||
| Wheelset | Not published | Giant S-R2 Disc | |
| Wheel size | 700c | 700c | |
| Stock tyres | 700x35c | 700x32c | |
| Max tyre clearance | Not published | 38 mm | |
| Drivetrain | |||
| Groupset | Shimano Tiagra | Shimano Sora | |
| Shifting | Not published | Mechanical, 2x | |
| Crank | Haomeng Hollow Integrated, 50/34T | Shimano Sora, 170mm | |
| Chainrings | 50/34 | 50/34 | |
| Cassette | 11-32 | Shimano CS-HG400, 9-speed | |
| Cassette speeds | 10 | 9 | |
| Lowest gearRatio of smallest ring to biggest cog. Lower is easier climbing. | 1.06 | 1.00Lowest-0.06 | |
| Highest gearBiggest ring to smallest cog. Higher is a faster top speed. | 4.55 | 4.55same | |
| Gearing character | Endurance gearing | Low climbing gear | |
| Brakes and weight | |||
| Brakes | ROCKBROS hydraulic disc | Tektro MD-C550 mechanical disc | |
| Rotors | Not published | 160/160 | |
| Geometry | |||
| Size shown | Not published | M | |
| Stack | Not published | 582 mm | |
| Reach | Not published | 373 mm | |
| Stack to reachHigher is more upright, lower is more stretched out. | Not published | 1.56 | |
| Head angleLower (slacker) is calmer at speed, higher (steeper) is quicker steering. | Not published | 72.0 deg | |
| Seat angle | Not published | 74.0 deg | |
| Wheelbase | Not published | 1,006 mm | |
| Chainstay | Not published | 422 mm | |
| BB drop | Not published | 80 mm | |
Stack, reach, head and seat angles, wheelbase, chainstay and BB drop are drawn to scale from published charts. Tube shapes are schematic. No full geometry published for: RockBros Spin-P2M Road.
BikeFinder Data Profile. Geometry and component figures are researched from published manufacturer and retailer sources, not physical ride tests, and can vary by model year.
Specs and pricing are listed in AUD and sourced from Australian retail listings. Confirm current details with the seller before purchase.