Opel Signum 2005 vs Mazda 6 2002
| Gearbox: | Automatic | Manual | |
|---|---|---|---|
| Engine: | 1.9 Diesel | 2.0 Diesel | |
| Camshaft drive: | Timing belt | Timing belt | |
Performance | |||
| Power: | 150 HP | 136 HP | |
| Torque: | 320 NM | 310 NM | |
| Acceleration 0-100 km/h: | 10.7 seconds | 10.6 seconds | |
| Opel Signum engine produces 14 HP more power than Mazda 6, whereas torque is 10 NM more than Mazda 6. Despite the higher power, Opel Signum reaches 100 km/h speed 0.1 seconds later. | |||
Fuel consumption | |||
| Fuel consumption (l/100km): | 7.0 | 6.5 | |
| Real fuel consumption: | 6.9 l/100km | 6.9 l/100km | |
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The Mazda 6 is a better choice when it comes to fuel economy. By specification Opel Signum consumes 0.5 litres more fuel per 100 km than the Mazda 6, which means that if you drive 15,000 km in a year, the Opel Signum could require 75 litres more fuel. | |||
| Fuel tank capacity: | 60 litres | 64 litres | |
| Full fuel tank distance: | 850 km in combined cycle | 980 km in combined cycle | |
| 1050 km on highway | 1160 km on highway | ||
| 860 km with real consumption | 920 km with real consumption | ||
| Mazda 6 gets more mileage on one fuel tank. | |||
Engines | |||
| Average engine lifespan: | 420'000 km | 370'000 km | |
| Engine resource depends largely on regular maintenance and the quality of the oils and fuels used, but under equal conditions the average life of a Opel Signum engine could be longer. | |||
| Engine production duration: | 6 years | 3 years | |
| Engine spread: | Installed on at least 3 other car models, including Opel Astra, Opel Zafira, Opel Vectra | Used also on Mazda MPV | |
| In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts. Opel Signum might be a better choice in this respect. | |||
| Hydraulic tappets: | yes | no | |
| The Opel Signum engine has hydraulic tappets (lifters), providing quieter operation and no need for periodic adjustment, but they are more complex in design and can cause serious engine damage in case of failure. | |||
Dimensions | |||
| Length: | 4.65 m | 4.67 m | |
| Width: | 1.80 m | 1.78 m | |
| Height: | 1.47 m | 1.44 m | |
| Both cars are similar in size. Opel Signum is 2 cm shorter than the Mazda 6, 2 cm wider, while the height of Opel Signum is 3 cm higher. | |||
| Trunk capacity: | 365 litres | 492 litres | |
| Trunk max capacity: with rear seats folded down |
1410 litres | no data | |
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Mazda 6 has more luggage space. Opel Signum has 127 litres less trunk space than the Mazda 6. | |||
| Turning diameter: | 11.4 meters | 10.8 meters | |
| The turning circle of the Opel Signum is 0.6 metres more than that of the Mazda 6, which means Opel Signum can be harder to manoeuvre in tight streets and parking spaces. | |||
| Gross weight (kg): | 2`130 | 1`960 | |
| Safety: | no data | ||
| Quality: | above average | average | |
| Average price (€): | 2000 | 1000 | |
| Pros and Cons: |
Opel Signum has
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Mazda 6 has
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