Mazda 6 2005 vs Opel Astra 2004

 
Mazda 6
2005 - 2007
Opel Astra
2004 - 2005
Gearbox: ManualManual
Engine: 1.8 Petrol1.8 Petrol
Camshaft drive: Timing chainTiming belt
Engine chain usually needs to be replaced less often than the timing belt, but the cost of replacing the chain is usually higher. Chain motors are considered to be more reliable, but noisier and more vibration generating.

Performance

Power: 120 HP125 HP
Torque: 165 NM170 NM
Acceleration 0-100 km/h: 11.2 seconds11 seconds
Opel Astra is a more dynamic driving.
Mazda 6 engine produces 5 HP less power than Opel Astra, whereas torque is 5 NM less than Opel Astra. Due to the lower power, Mazda 6 reaches 100 km/h speed 0.2 seconds later.

Fuel consumption

Fuel consumption (l/100km): 7.98.0
Real fuel consumption: 8.3 l/100km8.2 l/100km
By specification Mazda 6 consumes 0.1 litres less fuel per 100 km than the Opel Astra, which means that by driving the Mazda 6 over 15,000 km in a year you can save 15 litres of fuel.
But when we compare the real fuel consumption reported by users, Mazda 6 consumes 0.1 litres more fuel per 100 km than the Opel Astra.
Fuel tank capacity: 64 litres52 litres
Full fuel tank distance: 810 km in combined cycle650 km in combined cycle
1040 km on highway810 km on highway
770 km with real consumption630 km with real consumption
Mazda 6 gets more mileage on one fuel tank.
Ground clearance: 130 mm (5.1 inches)160 mm (6.3 inches)
Because of the higher ground clearance, Opel Astra can perform better on bad roads - it can go over higher obstacles and bumps. At the same time, the higher ground clearance can reduce stability and handling on paved roads, especially at higher speeds. Note, however, that this Opel Astra version does not have 4x4 drive, which is very important in poor road conditions.

Engines

Average engine lifespan: 390'000 km420'000 km
Engine resource depends largely on regular maintenance and the quality of the oils and fuels used.
Engine production duration: 10 years9 years
Engine spread: Used only for this carInstalled on at least 4 other car models, including Opel Zafira, Opel Vectra, Opel Meriva, Opel Signum
In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts. Opel Astra might be a better choice in this respect.
Hydraulic tappets: noyes
The Opel Astra 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: 4.71 m4.52 m
Width: 1.78 m1.75 m
Height: 1.48 m1.50 m
Mazda 6 is larger, but slightly lower.
Mazda 6 is 19 cm longer than the Opel Astra, 3 cm wider, while the height of Mazda 6 is 2 cm lower.
Trunk capacity: 505 litresno data
Trunk max capacity:
with rear seats folded down
1712 litres1590 litres
Turning diameter: 10.8 meters11.1 meters
The turning circle of the Mazda 6 is 0.3 metres less than that of the Opel Astra.
Gross weight (kg): 1`925no data
Safety:
Quality:
average

above average
Opel Astra has slightly fewer faults.
Deffect rate in annual technical inspection is similar for both cars, it's slightly higher for Mazda 6, so Opel Astra quality could be a bit better.
Average price (€): 14001200
Rating in user reviews: 7.7/10 7.5/10
Pros and Cons: Mazda 6 has
  • timing chain engine
  • more full fuel tank mileage
Opel Astra has
  • timing belt engine
  • higher ground clearance
  • longer expected engine lifespan
  • higher safety
  • lower price
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