The short answer
Based on available data, the Subaru Impreza comes out ahead of the Subaru Outback on power. Check the specs table and owner sentiment below for the full comparison before deciding between the two. Both are covered by real owner reports on CarWizz.
Overall
Mixed sentiment with a clear generational divide. Long-term owners of older models (circa 2005-2013) with naturally aspirated engines and manual transmissions frequently praise the vehicles for their practicality, spacious interiors (especially hatchbacks), and exceptional all-wheel-drive capability in winter conditions. These owners report high satisfaction with reliability when maintenance is followed, though they note poor fuel economy and high road tax as significant drawbacks.
Best version to buy
Models from 2014 or newer are frequently recommended for their updated FB engines which resolved the pervasive head gasket issues of earlier EJ25 engines. Within this generation, the manual transmission is strongly preferred by a segment of owners to avoid the widely criticized CVT.
Known issues
Overall
Mixed sentiment with a strong generational divide. Long-term reliability is a core positive, with many owners reporting vehicles reaching 200,000+ miles with proper maintenance, particularly for non-turbo models. The Outback is consistently praised for its practicality, spacious cargo area (especially as a wagon), comfortable ride, and proven all-wheel-drive system for all-weather and light off-road use.
Best version to buy
Consensus is not clear on a single "best" version due to differing powertrain preferences. The 3.6R (H6) engine in older generations (pre-2020) is highlighted as particularly solid and avoids the head gasket issues of older 4-cylinder engines.
Known issues
The verdict
The Subaru Impreza is the better choice for most buyers.
It has more power on its best-equipped version than the Subaru Outback, based on the data above. If efficiency matters more to you than outright power, the Subaru Outback is worth a closer look instead.
Common problems by model year
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Which is more reliable, the Subaru Impreza or the Subaru Outback?
Owner reports show similar reliability sentiment for the Subaru Impreza and the Subaru Outback. Check the known issues listed above for specific differences between the two.
Which is better for families, the Subaru Impreza or the Subaru Outback?
Both seat a similar number of passengers based on our data. The Subaru Impreza is classed as a Hatchback, the Subaru Outback as a Station wagon, which affects cargo space and ride height for family use.
Which has better fuel economy, the Subaru Impreza or the Subaru Outback?
Fuel consumption data is limited for one or both models. Check the specs table above for the figures available on each catalogued version.
Which is cheaper to maintain, the Subaru Impreza or the Subaru Outback?
Exact maintenance costs aren't in our data, but reliability signals above are the closest proxy: fewer reported issues generally means lower repair costs over time.