1981 Isuzu Piazza vs. 2006 Mercedes-Benz Viano
To start off, 2006 Mercedes-Benz Viano is newer by 25 year(s). Which means there will be less support and parts availability for 1981 Isuzu Piazza. In addition, the cost of maintenance, including insurance, on 1981 Isuzu Piazza would be higher. At 2,148 cc (4 cylinders), 2006 Mercedes-Benz Viano is equipped with a bigger engine. In terms of performance, 1981 Isuzu Piazza (148 HP @ 5400 RPM) has 40 more horse power than 2006 Mercedes-Benz Viano. (108 HP @ 3800 RPM). In normal driving conditions, 1981 Isuzu Piazza should accelerate faster than 2006 Mercedes-Benz Viano. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz Viano weights approximately 760 kg more than 1981 Isuzu Piazza.
Let's talk about torque, 2006 Mercedes-Benz Viano (270 Nm @ 1600 RPM) has 44 more torque (in Nm) than 1981 Isuzu Piazza. (226 Nm @ 3000 RPM). This means 2006 Mercedes-Benz Viano will have an easier job in driving up hills or pulling heavy equipment than 1981 Isuzu Piazza.
Compare all specifications:
| 1981 Isuzu Piazza | 2006 Mercedes-Benz Viano | |
| Make | Isuzu | Mercedes-Benz |
| Model | Piazza | Viano |
| Year Released | 1981 | 2006 |
| Body Type | Hatchback | Minivan |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 2148 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 108 HP |
| Engine RPM | 5400 RPM | 3800 RPM |
| Torque | 226 Nm | 270 Nm |
| Torque RPM | 3000 RPM | 1600 RPM |
| Engine Bore Size | 88 mm | 88 mm |
| Engine Stroke Size | 82 mm | 88.3 mm |
| Fuel Type | Gasoline | Diesel |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1280 kg | 2040 kg |
| Vehicle Length | 4290 mm | 4750 mm |
| Vehicle Width | 1610 mm | 1910 mm |
| Vehicle Height | 1330 mm | 1880 mm |
| Wheelbase Size | 2510 mm | 3210 mm |
