Last Update: May. 24, 2019, 5:56 a.m.
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What is Better Alfa Romeo 146 or Cadillac STS?

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Alfa Romeo 146 Cadillac STS

4 reasons to buy Alfa Romeo 146

Engine and transmission
Better compression 10.3 vs 10.2 1% or 0.1 . The greater degree of compression = the less fuel need to produce the same power.
Emissions
Less CO2 emissions 121 g/mile vs 160 g/mile 32% or 39 g/mile
Warranty
More warranty against corrosion 8 years vs 6 years 25% or 2 years
Other specs
Less weight 1190 kg vs 1814 kg 52% or 624 kg Weight of the vehicle affects: fuel consumption, acceleration dynamic, braking distance, etc.

18 reasons to buy Cadillac STS

Engine and transmission
More cylinders 6 vs 4 2 more cylinders. The more cylinders = the less vibration and the engine runs more smoothly.
Piston diameter larger 94 mm vs 82 mm 13% or 12 mm larger. The larger diameter of cylinder = the greater filling ratio. Cons: increase emissions of toxic substances.
Piston stroke longer 85.6 mm vs 75.65 mm 12% or 9.95 mm. The longer stroke = lower fuel consumption and fewer emissions.
More engine power

311 bhp vs 120 bhp

229 kw. vs 88 kw.

61% or 191 bhp. More power of car = more top speed.
More torque 374 nM vs 144 nM 61% or 230 nM. More torque = faster acceleration.
Performance
Faster acceleration from 0 to 60 mph 6.9 sec. vs 10.6 sec. 3.7 sec.
More top speed 149 mph vs 121 mph 28 mph
Fuel consumption
Less fuel consumption (Combined cycle) 25.91 mpg vs 34.01 mpg 31% or 8.1 mpg
Less fuel consumption (Highway) 37.7 mpg vs 44.11 mpg 17% or 6.41 mpg
Less fuel consumption (City) 16.91 mpg vs 25 mpg 48% or 8.09 mpg
Emissions
Higher european emission standard EURO 4 vs EURO 2 2 generations
Less noise level 69 dB vs 74 dB 7% or 5 dB
Less CO emissions 0 g/mile vs 1 g/mile 0% or 1 g/mile
Weight and capacity
More capacity of fuel tank 66 liters vs 51 liters 23% or 15 liters
More maximum allowable weight 2439 kg vs 1710 kg 30% or 729 kg
More maximum bearing capacity 625 kg vs 520 kg 17% or 105 kg
More maximum towing weight with brakes 1928 kg vs 1200 kg 38% or 728 kg
Other specs
Less turning radius 11 meters vs 11.5 meters 5% or 0.5 meters

Neutral reasons Alfa Romeo 146 vs. Cadillac STS

Engine and transmission
Engine speed (RPM) 6300 RPM vs 6400 RPM 2% or 100 less rpms.
Engine capacity 1598 cm3 vs 3564 cm3 55% or 1966 cm3 less
Cylinders location In line vs V6
Camshaft DOHC vs DOHC
Fuel supply Fuel injection vs Distributor fuel injection
Turbocharging Yes vs Yes
Speeds 5 vs 6 1 less
Dimensions
Length 4257 mm vs 4985 mm 15% or 728 mm shorter
Width 1712 mm vs 1843 mm 7% or 131 mm narrower
Height 1426 mm vs 1464 mm 3% or 38 mm lower
Wheels and tires
Wheelbase 2540 mm vs 2957 mm 14% or 417 mm less
Front tires size 185/60 HR14 vs 255/45 R18
Rear tires size 185/60 HR14 vs 255/45 R18
Spare wheel 115/70 R 15 vs Compact
Type of wheels 5.5J X 14" alloy wheels vs 18" alloy wheels
*Specs may vary depending on configurations and year of production(taken parameters of last released versions)