1991 Rover 100 vs. 2007 Toyota Yaris
To start off, 2007 Toyota Yaris is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Rover 100. In addition, the cost of maintenance, including insurance, on 1991 Rover 100 would be higher. At 1,396 cc (4 cylinders), 1991 Rover 100 is equipped with a bigger engine. In terms of performance, 1991 Rover 100 (102 HP @ 6000 RPM) has 28 more horse power than 2007 Toyota Yaris. (74 HP @ 4000 RPM). In normal driving conditions, 1991 Rover 100 should accelerate faster than 2007 Toyota Yaris. With that said, vehicle weight also plays an important factor in acceleration. 2007 Toyota Yaris weights approximately 145 kg more than 1991 Rover 100.
Let's talk about torque, 2007 Toyota Yaris (170 Nm @ 2000 RPM) has 35 more torque (in Nm) than 1991 Rover 100. (135 Nm @ 5000 RPM). This means 2007 Toyota Yaris will have an easier job in driving up hills or pulling heavy equipment than 1991 Rover 100.
Compare all specifications:
| 1991 Rover 100 | 2007 Toyota Yaris | |
| Make | Rover | Toyota |
| Model | 100 | Yaris |
| Year Released | 1991 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1396 cc | 1364 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 102 HP | 74 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 135 Nm | 170 Nm |
| Torque RPM | 5000 RPM | 2000 RPM |
| Engine Bore Size | 75 mm | 73.1 mm |
| Engine Stroke Size | 79 mm | 81.5 mm |
| Fuel Type | Gasoline | Diesel |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 870 kg | 1015 kg |
| Vehicle Length | 3530 mm | 3650 mm |
| Vehicle Width | 1570 mm | 1670 mm |
| Vehicle Height | 1380 mm | 1510 mm |
