1994 Rover 400 vs. 1991 Rover 100
To start off, 1994 Rover 400 is newer by 3 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 1,590 cc (4 cylinders), 1994 Rover 400 is equipped with a bigger engine. In terms of performance, 1994 Rover 400 (109 HP @ 6000 RPM) has 7 more horse power than 1991 Rover 100. (102 HP @ 6000 RPM). In normal driving conditions, 1994 Rover 400 should accelerate faster than 1991 Rover 100.
Let's talk about torque, 1994 Rover 400 (145 Nm @ 3000 RPM) has 10 more torque (in Nm) than 1991 Rover 100. (135 Nm @ 5000 RPM). This means 1994 Rover 400 will have an easier job in driving up hills or pulling heavy equipment than 1991 Rover 100.
Compare all specifications:
| 1994 Rover 400 | 1991 Rover 100 | |
| Make | Rover | Rover |
| Model | 400 | 100 |
| Year Released | 1994 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1590 cc | 1396 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 109 HP | 102 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 145 Nm | 135 Nm |
| Torque RPM | 3000 RPM | 5000 RPM |
| Engine Bore Size | 80.1 mm | 75 mm |
| Engine Stroke Size | 79 mm | 79 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4370 mm | 3530 mm |
| Vehicle Width | 1690 mm | 1570 mm |
| Vehicle Height | 1410 mm | 1380 mm |
