1998 BMW Z3 vs. 1991 Porsche 911
To start off, 1998 BMW Z3 is newer by 7 year(s). Which means there will be less support and parts availability for 1991 Porsche 911. In addition, the cost of maintenance, including insurance, on 1991 Porsche 911 would be higher. At 3,201 cc (6 cylinders), 1998 BMW Z3 is equipped with a bigger engine. In terms of performance, 1998 BMW Z3 (240 HP @ 7400 RPM) has 12 more horse power than 1991 Porsche 911. (228 HP @ 5900 RPM). In normal driving conditions, 1998 BMW Z3 should accelerate faster than 1991 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 1998 BMW Z3 weights approximately 220 kg more than 1991 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1998 BMW Z3 (320 Nm) has 34 more torque (in Nm) than 1991 Porsche 911. (286 Nm). This means 1998 BMW Z3 will have an easier job in driving up hills or pulling heavy equipment than 1991 Porsche 911.
Compare all specifications:
| 1998 BMW Z3 | 1991 Porsche 911 | |
| Make | BMW | Porsche |
| Model | Z3 | 911 |
| Year Released | 1998 | 1991 |
| Body Type | Convertible | Roadster |
| Engine Position | Front | Rear |
| Engine Size | 3201 cc | 3163 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 240 HP | 228 HP |
| Engine RPM | 7400 RPM | 5900 RPM |
| Torque | 320 Nm | 286 Nm |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1395 kg | 1175 kg |
| Vehicle Length | 4030 mm | 4300 mm |
| Vehicle Width | 1750 mm | 1660 mm |
| Vehicle Height | 1310 mm | 1260 mm |
