The fuel economy or gas mileage of 2023 Subaru Legacy variants, as measured by EPA, is given below in terms of miles per gallon (mpg):
| 2023 Subaru Legacy Variants | City MPG | Highway MPG | Combined MPG |
|---|---|---|---|
| 2023 Subaru Legacy AWD 4 cylinder, 2.5 L, Automatic (AV-S8) | 27 | 35 | 30 |
| 2023 Subaru Legacy AWD 4 cylinder, 2.4 L, Automatic (AV-S8) | 23 | 31 | 26 |
This model ranges from 23 mpg to 35 mpg in standard test conditions, as per EPA. However, this mileage will vary based on various factors including your driving style, road conditions and vehicle condition. 2023 Subaru Legacy comes with fuel tank capacity of 18.5 gallons. With this fuel tank capacity, most efficient variant can run up to 647.5 miles in highway condition when tank is full.