BMW 8 Series vs Kia Forte
The Kia Forte is the more efficient of the two: it reaches 35 mpg combined versus 25 mpg for the BMW 8 Series, a 10 mpg advantage and costs about $1,300 less per year to fuel.
Across 5 measured categories, the Kia Forte leads in 5. Figures are EPA test data, not manufacturer claims.
Head-to-head specifications
| Metric | BMW 8 Series | Kia Forte |
|---|---|---|
| Best combined MPG | 25 mpg | 35 mpg ✓ |
| Best city MPG | 23 mpg | 31 mpg ✓ |
| Best highway MPG | 30 mpg | 41 mpg ✓ |
| Lowest annual fuel costEPA estimate at 15,000 miles per year | $3,050 | $1,750 ✓ |
| Lowest CO2 output | 347 g/mi | 256 g/mi ✓ |
| Engines offered | SIDI | SIDI, 2.0, 1.8 |
| Transmissions | Automatic (S8) | Automatic (AM-S7), Automatic (variable gear ratios), Manual 6-spd |
| Drivetrains | All-Wheel Drive, Rear-Wheel Drive | Front-Wheel Drive |
| Fuel types | Premium | Regular |
| EPA class | Subcompact Cars | Midsize Cars |
| Years covered | 2019–2026 | 2015–2024 |
| Configurations on record | 64 | 60 |
Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.
8 Series vs Forte: common questions
Which is better on gas, the BMW 8 Series or the Kia Forte?
The Kia Forte is the more efficient of the two: it reaches 35 mpg combined versus 25 mpg for the BMW 8 Series, a 10 mpg advantage and costs about $1,300 less per year to fuel.
Which costs less to run per year?
By EPA estimates at 15,000 miles a year, the Kia Forte runs about $1,750 a year in fuel at its most efficient configuration, versus about $3,050 for the BMW 8 Series — a difference of roughly $1,300 per year.
What engines do the 8 Series and Forte offer?
BMW 8 Series: SIDI. Kia Forte: SIDI, 2.0, 1.8.
Are they in the same vehicle class?
The EPA classifies the BMW 8 Series as Subcompact Cars and the Kia Forte as Midsize Cars, so they aren't a like-for-like match on size.
More 8 Series comparisons
Comparison id: bmw-8-series-vs-kia-forte