Buick Regal eAssist MPG by year — every rating on record
The Buick Regal eAssist has a combined EPA fuel economy rating for 5 model years, from 2012 to 2016. Across those years its best rated version returned 29 mpg (2013) and its thirstiest returned 28 mpg (2012). The EPA record holds 5 configurations for this nameplate, most recently a Midsize Cars.
Year-by-year EPA ratings
| Model year | Configurations | Best combined | Worst combined | Class rank that year | Drivetrains | Fuel | EPA class |
|---|---|---|---|---|---|---|---|
| 2012 | 1 | 28 mpg | 28 mpg | #22 of 76 (72th pct) | Front-Wheel Drive | Regular | Midsize Cars |
| 2013 | 1 | 29 mpg | 29 mpg | #34 of 92 (64th pct) | Front-Wheel Drive | Regular | Midsize Cars |
| 2014 | 1 | 28 mpg | 28 mpg | #50 of 107 (54th pct) | Front-Wheel Drive | Regular | Midsize Cars |
| 2015 | 1 | 28 mpg | 28 mpg | #48 of 101 (53th pct) | Front-Wheel Drive | Regular | Midsize Cars |
| 2016 | 1 | 28 mpg | 28 mpg | #53 of 112 (53th pct) | Front-Wheel Drive | Regular | Midsize Cars |
Where it has stood in its class
Ranked against every other nameplate the EPA filed under the same class that year. The Buick Regal eAssist placed highest in 2012 at #22 of 76, and lowest in 2016 at #53 of 112. It spent 5 of its 5 ranked years in the top half of its class.
Every configuration on record
All 5 configurations EPA lists for this nameplate, newest first.
| Year | Configuration | Engine detail | City | Highway | Combined | Gallons/yr | Barrels/yr | EPA fuel cost/yr | CO2 g/mi | GHG |
|---|---|---|---|---|---|---|---|---|---|---|
| 2016 | 2.4L 4-cyl Front-Wheel Drive Automatic (S6) Regular | SIDI; eAssist, Hybrid, start-stop | 24 | 35 | 28 | 410.7 | 10.6 | $2,250 | 312 | 7/10 |
| 2015 | 2.4L 4-cyl Front-Wheel Drive Automatic (S6) Regular | SIDI, Hybrid, start-stop | 24 | 35 | 28 | 410.7 | 10.6 | $2,250 | 314 | 7/10 |
| 2014 | 2.4L 4-cyl Front-Wheel Drive Automatic (S6) Regular | SIDI, Hybrid, start-stop | 24 | 35 | 28 | 410.7 | 10.6 | $2,250 | 312 | 7/10 |
| 2013 | 2.4L 4-cyl Front-Wheel Drive Automatic (S6) Regular | SIDI, Hybrid, start-stop | 25 | 36 | 29 | 396.6 | 10.3 | $2,150 | 312 | 8/10 |
| 2012 | 2.4L 4-cyl Front-Wheel Drive Automatic (AV-S6) Regular | SIDI, Hybrid, start-stop | 24 | 35 | 28 | 410.7 | 10.6 | $2,250 | 317.39285714285717 | n/a |
How the rating has moved between model years
Comparing the best-rated configuration of each year. 1 of 2 year-over-year steps improved the top rating.
| Change | Best combined | Delta | Gallons a year at the newer rating |
|---|---|---|---|
| 2012 → 2013 | 28 → 29 mpg | +1 mpg | 397 gal |
| 2013 → 2014 | 29 → 28 mpg | -1 mpg | 411 gal |
What Regal eAssist fuel costs over a year
At the EPA's 11,500 miles a year, the 2016 Buick Regal eAssist burns 411 to 411 gallons depending on configuration. Below is what that costs at three pump prices, and how much more the thirstiest configuration costs than the most efficient one.
| Pump price | Most efficient | Thirstiest | Spread |
|---|---|---|---|
| $3.00/gal | $1,232 | $1,232 | $0 |
| $3.50/gal | $1,438 | $1,438 | $0 |
| $4.00/gal | $1,643 | $1,643 | $0 |
EPA’s own estimate for the 2016 model year is $2,250 to $2,250 a year in fuel.
How it compares with other Midsize Cars
Across the 483 nameplates EPA classifies as Midsize Cars, the median best combined rating is 25 mpg. At 28 mpg the Buick Regal eAssist is 3 mpg better the median, which is worth about $173 a year at $3.50 a gallon.
- All Midsize Cars rankings — every nameplate in the class, best to worst.
Other Buick nameplates
Every Buick model compared → — all nameplates ranked by best combined rating, with what each one costs a year.