BMW Z4 vs Mazda MX-5
Better figure, where one is clearly better
| BMWZ4 | MazdaMX-5 | |
|---|---|---|
| Overview | ||
| Released | October 2018 | August 2015 |
| Performance | ||
| Powertrain | Petrol | Petrol |
| Power | 194–335 bhp (better) | 130–181 bhp |
| 0–62 mph | 4.5–6.6 s (better) | 6.5–8.3 s |
| Top speed | 149–155 mph (better) | 127–136 mph |
| Engine or motors | sDrive20i: 1,998 cc four-cylinder turbo petrol, 145 kW (197 hp); M40i: 2,998 cc six-cylinder turbo petrol, 250 kW (340 hp); bhp converted from BMW's kW figures | 1.5-litre Skyactiv-G four-cylinder petrol, 132 PS (97 kW) at 7,000 rpm, or 2.0-litre Skyactiv-G petrol, 184 PS (135 kW) at 7,000 rpm; bhp converted from kW. Both have i-stop and i-ELOOP. The 2.0-litre is being sold from remaining UK stock, and a 136 PS 1.5 arrives with the 2027 model year in January 2027 |
| Torque | 320 Nm (sDrive20i), 500 Nm (M40i) | 152 Nm at 4,500 rpm (1.5); 205 Nm at 4,000 rpm (2.0) |
| Gearbox | 8-speed automatic | 6-speed manual |
| Drive | Rear-wheel drive | Rear-wheel drive |
| Range and charging | ||
| Economy (WLTP) | 35.3–39.8 mpg | 41.5–45.6 mpg (better) |
| Efficiency | WLTP combined: 38.7–39.8 mpg (sDrive20i), 35.3 mpg (M40i) | WLTP combined 45.6 mpg (6.2 l/100 km) for the 1.5; 41.5 mpg (6.8 l/100 km) for the 2.0 |
| CO2 emissions | 161–164 g/km (sDrive20i), 180 g/km (M40i), WLTP combined | 140 g/km (1.5); 153 g/km (2.0), WLTP combined |
| Practicality | ||
| Body | Convertible | Convertible |
| Seats | 2 | 2 |
| Boot | 281 litres (better) | 130 litres |
| Length | 4,324 mm | 3,915 mm |
| Width | 1,864 mm | 1,735 mm |
| Boot | 281 litres | 130 litres |
| Size | 4,324 mm long, 1,864 mm wide (2,024 mm with mirrors), 1,304 mm high; 2,470 mm wheelbase; EC unladen weight including a 75 kg driver is 1,525 kg (sDrive20i), 1,640 kg (M40i) | 3,915 mm long, 1,735 mm wide (without mirrors), 1,225 mm high (1.5) or 1,230 mm (2.0); 2,310 mm wheelbase; 10.0 m turning circle (wall to wall); 141 mm (1.5) or 149 mm (2.0) ground clearance; maximum kerb weight 1,106 kg (1.5) or 1,128 kg (2.0), including a 75 kg driver. A folding hard-top version is sold as the MX-5 RF |
