R56, compare every engine
All 3 variants in this chassis on one screen. Identical body, identical electronics, identical suspension. Everything below is a consequence of which engine is in the bay.
Full comparison
| Variant | Years | Power | Torque | Fuel | Transmissions | Economy | Risk | Issues | Worst single repair | Band | Good buy | Verdict |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cooper D N47 | 2010–2013 | 112 PS | 270 Nm | diesel | 6-sp manual, 6-sp automatic (Aisin) | 4–5 | R3 | 6 | €2,500 | €4,900–€10,900 | €6,300 | Buy with conditions |
| Cooper N12 | 2006–2010 | 120 PS | 160 Nm | petrol | 6-sp manual, 6-sp automatic (Aisin) | 6.5–8 | R4 | 2 | €1,900 | €3,200–€8,700 | €4,200 | Buy with conditions |
| Cooper S N14 | 2006–2010 | 175 PS | 240 Nm | petrol | 6-sp manual | 7–9 | R4 | 3 | €1,900 | €4,200–€11,450 | €5,500 | Caution |
Issue overlap by engine. The row that decides it
| Issue | Cost | N47 | N12 | N14 |
|---|---|---|---|---|
| Rear timing chain failurewalk away | €1,500–€2,500 | ● | · | · |
| Timing chain stretch and tensioner wear | €1,100–€1,900 | · | ● | ● |
| DPF clogging and forced regeneration | €250–€1,800 | ● | · | · |
| Variable-vane turbo actuator sticking | €400–€1,200 | ● | · | · |
| EGR cooler leak | €400–€1,000 | ● | · | · |
| Swirl flap wear and ingestion | €400–€900 | ● | · | · |
| Carbon buildup on intake valves | €400–€700 | · | · | ● |
Only engine-differentiating issues are listed. 1 further issues apply to every engine in this chassis. Cooling, electrics, suspension and the gearbox, and are on the chassis page.
Cross-chassis comparison
To compare against a different chassis: an E92 335i against an E90 330d, say, use the general comparison tool, which takes up to four variants from anywhere in the database and encodes them in the URL so the comparison can be shared.