2019 Subaru Legacy — Full Specifications
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The 2019 Subaru Legacy is a saloon/sedan offered with 2 engines (2.5L 4-cyl, 3.6L 6-cyl). Its most fuel-efficient configuration returns around 35 mpg (UK) / 29 mpg (US EPA) combined, with 28–35 mpg (UK) across all configurations. Owners often keep a Subaru Legacy workshop manual to hand for servicing and repairs.
Compared with the 2018 Subaru Legacy: Fuel economy is essentially unchanged at around 35 mpg (UK) combined. The engine line-up listed by EPA is unchanged. It carries the same 5★ overall NHTSA rating.
Full Specifications
| Engine (most efficient) | 2.5L 4-cyl |
|---|---|
| Engine options | 2.5L 4-cyl · 3.6L 6-cyl |
| Transmission (most efficient) | Automatic (AV-S7) |
| Fuel Type | Regular Gasoline |
| Powertrain | Conventional |
| Drive | All-Wheel Drive |
| Body Style | Saloon/Sedan |
| Passenger Volume (EPA) | 105 cu ft (2,973 L) |
| Luggage Volume (EPA) | 15 cu ft (425 L) |
| Fuel Economy (UK) | 35 combined / 30 urban / 41 extra-urban mpg |
| Fuel Economy (US EPA) | 29 combined / 25 city / 34 highway mpg |
| CO₂ Emissions | 193 g/km |
| EPA Greenhouse Gas Score | 6 / 10 (10 = lowest emissions) |
| EPA Est. Annual Fuel Cost | $2,300 (15,000 mi/yr, US prices) |
Engine & Transmission Options
EPA lists 2 configurations for the 2019 Subaru Legacy across 2 engines (2.5L 4-cyl, 3.6L 6-cyl). Combined fuel economy ranges from 23 to 29 mpg (US), or 28 to 35 mpg (UK), depending on engine, transmission and drive. The headline figures at the top of this page describe the most fuel-efficient configuration.
| Engine | Transmission | Drive | MPG (UK) | MPG (US) | CO₂ g/km | Fuel cost / yr |
|---|---|---|---|---|---|---|
| 2.5L 4-cyl | Automatic (AV-S7) | All-Wheel Drive | 35 | 29 (25/34) | 193 | $2,300 |
| 3.6L 6-cyl | Automatic (AV-S6) | All-Wheel Drive | 28 | 23 (20/28) | 240 | $2,900 |
MPG (US) shows combined, with city/highway in brackets. Highlighted row = the configuration used for the headline figures. Source: US EPA fueleconomy.gov.
EPA measures interior passenger volume at 105 cubic feet (about 2,973 litres) and luggage volume at 15 cubic feet (about 425 litres). These are US EPA interior-volume figures; they are measured differently from the boot capacity numbers UK manufacturers quote.
Owner Essentials for the 2019 Subaru Legacy
Running Costs: 2019 Subaru Legacy
Covering around 8,000 miles a year in a 2019 Subaru Legacy at 35 mpg combined, expect roughly 1,039 litres of fuel annually — multiply by your local price per litre for a cost estimate. For US owners, the EPA estimates about $2,300 a year in fuel for the most efficient configuration (15,000 miles, national average prices). Work out exact fuel costs with the fuel cost calculator on 247Calculators.
Convert between MPG and L/100km with the unit converters on 247QuickTools. Not sure what tyre size fits? 247TyreCheck explains tyre sizing.
Only need this car occasionally? See our buy vs rent comparison.
2019 Subaru Legacy Safety Ratings (NHTSA)
Recalls & Owner Complaints (NHTSA)
NHTSA lists 3 safety recall campaigns that include the 2019 Subaru Legacy (as of 6 October 2026). Most affected areas: Fuel system (2), Structure (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
- Fuel system — campaign 21V587000, reported 29 July 2021. Risk: Fuel pump failure can cause an engine stall while driving, increasing the risk of a crash.
- Fuel system — campaign 20V218000, reported 16 April 2020. Risk: If the low pressure fuel pump fails, the engine may stall without the ability to restart the vehicle, increasing the risk of a crash.
- Structure — campaign 19V493000, reported 26 June 2019. Risk: In the event of a crash, the reduced strength of the vehicle body may increase the risk of injury.
Owners have filed 123 complaints with NHTSA about the 2019 Subaru Legacy. The most-reported areas are Visibility/wiper (49), Electrical system (35), Unspecified (20). Complaints include 2 reported crashes, 1 reported fire. That is close to the median of 104 complaints across the 16 Subaru Legacy model years in our data.
Used-buyer checklist for the 2019 Subaru Legacy
Based on where NHTSA recalls and owner complaints cluster for this model year, these are the areas worth checking before you buy:
- Visibility (49 owner complaints) — Check wipers, washers and demisters work properly.
- Electrical system (35 owner complaints) — Test every switch, window, light and warning lamp on a test drive, and ask about battery or alternator replacements.
- Fuel system (2 recall campaigns) — Ask whether any fuel-pump or fuel-system recalls were completed, and watch for hard starting or stalling.
- Body structure (1 recall campaign) — Inspect for corrosion and for subframe or body-panel damage, especially underneath.
Source: US NHTSA recall and consumer-complaint databases, retrieved 6 October 2026. Complaints are unverified owner reports, not confirmed defects. Check any vehicle by VIN at nhtsa.gov/recalls, and see our guide to checking a used car for recalls.
How It Compares
Subaru models in our database average about 33 mpg (UK) combined on their most efficient configuration; the 2019 Subaru Legacy's 35 mpg is 2 mpg above that make average. Its 193 g/km CO₂ figure is 13 g/km lower than the 206 g/km Subaru average.
Of the 16 Subaru Legacy model years we cover, the 2019 ranks 7th for combined fuel economy on its best configuration (35 mpg UK combined, against a high of 36 mpg). See every Subaru Legacy year side by side.
Last updated: · Data: US EPA (fueleconomy.gov) and NHTSA safety ratings 18 July 2026; NHTSA recalls and complaints 6 October 2026; Wikidata & curated EU catalogue 18 July 2026; European generation and engine data from Wikipedia 7 October 2026
Vehicle data sourced from manufacturer specifications. Always verify with your vehicle handbook or a qualified mechanic. This is a reference tool, not professional advice.
Recommended Accessories for the 2019 Subaru Legacy
Frequently Asked Questions
What engine does the 2019 Subaru Legacy have?
EPA lists 2 engines for the 2019 Subaru Legacy: 2.5L 4-cyl, 3.6L 6-cyl. The most fuel-efficient configuration pairs the 2.5L 4-cyl with a automatic (av-s7).
What is the fuel economy of the 2019 Subaru Legacy?
The most efficient configuration returns around 35 mpg (UK) combined, or 29 mpg on the US EPA cycle. Across all configurations the UK combined figure runs from 28 to 35 mpg.
How much does the 2019 Subaru Legacy cost to fuel per year?
The US EPA estimates about $2,300 a year in fuel for the most efficient configuration, based on 15,000 miles of mixed driving and national average fuel prices. Your own cost will depend on mileage and local prices.
Does the 2019 Subaru Legacy have a good safety rating?
It holds an overall NHTSA rating of 5 stars, with 5 stars for frontal crash protection.
Does the 2019 Subaru Legacy have any recalls?
NHTSA lists 3 safety recall campaigns that include the 2019 Subaru Legacy (as of 6 October 2026). Most affected areas: Fuel system (2), Structure (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
What are the most common problems reported for the 2019 Subaru Legacy?
Among the 123 owner complaints filed with NHTSA, the most-reported areas are Visibility/wiper (49 complaints), Electrical system (35 complaints), Unspecified (20 complaints). Complaints are unverified owner reports, not confirmed defects, and raw counts rise with how many cars were sold.
How much interior and luggage space does the 2019 Subaru Legacy have?
EPA measures interior passenger volume at 105 cubic feet (about 2,973 litres) and luggage volume at 15 cubic feet (about 425 litres). These are US EPA interior-volume figures, which are measured differently from the UK boot-capacity numbers manufacturers quote.