BMW 5 series 1984 vs Mazda 3 2003

 
BMW 5 series
1984 - 1988
Mazda 3
2003 - 2006
Body: SedanHatchback
The hatchback generally has more luggage space thanks to a larger trunk door opening and the ability to convert the rear of the passenger compartment into luggage space. Sedans tend to be quieter than hatchbacks, due to a more isolated rear area.
Gearbox: ManualManual
Engine: 1.8 Petrol1.6 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: 105 HP105 HP
Torque: 145 NM145 NM
Acceleration 0-100 km/h: 13 seconds11 seconds
BMW 5 series and Mazda 3 have the same engine power, the torque is the same for both cars. BMW 5 series reaches 100 km/h speed 2 seconds later.

Fuel consumption

Fuel consumption (l/100km): 8.07.2
Real fuel consumption: 8.9 l/100km7.8 l/100km
The Mazda 3 is a better choice when it comes to fuel economy.
By specification BMW 5 series consumes 0.8 litres more fuel per 100 km than the Mazda 3, which means that if you drive 15,000 km in a year, the BMW 5 series could require 120 litres more fuel.
By comparing actual fuel consumption based on user reports, BMW 5 series consumes 1.1 litres more fuel per 100 km than the Mazda 3.
Fuel tank capacity: 70 litres55 litres
Full fuel tank distance: 870 km in combined cycle760 km in combined cycle
1140 km on highway910 km on highway
780 km with real consumption700 km with real consumption
BMW 5 series gets more mileage on one fuel tank.

Drive type

Wheel drive type: Rear wheel drive (RWD)Front wheel drive (FWD)
Front-wheel drive cars (Mazda 3) have better traction on slippery roads and when climbing hills, better fuel economy, and are less expensive to purchase. On the disadvantage side, FWD cars usually have less towing capacity, poorer acceleration and harder handling. Rear-wheel drive cars (BMW 5 series) have better handling on dry roads, better acceleration, more even weight distribution and more fun to drive. RWD is also better for towing large loads. The cons of rear-wheel drive are less interior and trunk space and more difficulty maneuvering in wet and snowy conditions.

Engines

Average engine lifespan: 420'000 km420'000 km
Engine resource depends largely on regular maintenance and the quality of the oils and fuels used.
Engine production duration: 25 years16 years
Engine spread: Used also on BMW 3 sērijaInstalled on at least 5 other car models, including Mazda Xedos 6, Mazda MX-3, Kia RIO, Kia Cerato, Kia Carens
In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts.
Hydraulic tappets: noyes
The Mazda 3 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: 4.62 m4.42 m
Width: 1.70 m1.76 m
Height: 1.42 m1.46 m
BMW 5 series is 20 cm longer than the Mazda 3, 6 cm narrower, while the height of BMW 5 series is 4 cm lower.
Trunk capacity: 460 litres300 litres
Trunk max capacity:
with rear seats folded down
no data635 litres
BMW 5 series has more luggage capacity.
BMW 5 series has 160 litres more trunk space than the Mazda 3.
Turning diameter: 11 meters10.3 meters
The turning circle of the BMW 5 series is 0.7 metres more than that of the Mazda 3, which means BMW 5 series can be harder to manoeuvre in tight streets and parking spaces.
Gross weight (kg): 1`6701`695
Safety: no datano data
Quality: no data
high
Average price (€): 42001200
Pros and Cons: BMW 5 sērija has
  • timing chain engine
  • more full fuel tank mileage
  • roomier boot
Mazda 3 has
  • timing belt engine
  • more dynamic
  • lower fuel consumption
  • better manoeuvrability
  • lower price
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