1987 Renault 21 vs. 2010 Mazda 3
To start off, 2010 Mazda 3 is newer by 23 year(s). Which means there will be less support and parts availability for 1987 Renault 21. In addition, the cost of maintenance, including insurance, on 1987 Renault 21 would be higher. At 2,500 cc (4 cylinders), 2010 Mazda 3 is equipped with a bigger engine. In terms of performance, 1987 Renault 21 (175 HP @ 5200 RPM) has 8 more horse power than 2010 Mazda 3. (167 HP @ 6000 RPM). In normal driving conditions, 1987 Renault 21 should accelerate faster than 2010 Mazda 3. With that said, vehicle weight also plays an important factor in acceleration. 2010 Mazda 3 weights approximately 193 kg more than 1987 Renault 21.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1987 Renault 21 (270 Nm @ 3000 RPM) has 42 more torque (in Nm) than 2010 Mazda 3. (228 Nm @ 4000 RPM). This means 1987 Renault 21 will have an easier job in driving up hills or pulling heavy equipment than 2010 Mazda 3. 2010 Mazda 3 has automatic transmission and 1987 Renault 21 has manual transmission. 1987 Renault 21 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 Mazda 3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1987 Renault 21 | 2010 Mazda 3 | |
| Make | Renault | Mazda |
| Model | 21 | 3 |
| Year Released | 1987 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2500 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 175 HP | 167 HP |
| Engine RPM | 5200 RPM | 6000 RPM |
| Torque | 270 Nm | 228 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Drive Type | Front | Front |
| Transmission Type | Manual | 5-speed automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1190 kg | 1383 kg |
| Vehicle Length | 4650 mm | 4506 mm |
| Vehicle Width | 1720 mm | 1755 mm |
| Vehicle Height | 1380 mm | 1471 mm |
| Wheelbase Size | 2610 mm | 2639 mm |
