640i Gran Coupe
Rear-Wheel Drive · Automatic (S8) · Compact Cars
- MPG combined
- 23
- City / highway
- 20 / 29
- Engine
- 3.0L 6-cyl turbo
- Fuel
- Premium
- Annual fuel cost
- $3,550
- Tailpipe CO₂
- 378 g/mi
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World Of EVEditorial
BMW 6 Series
The BMW 6 Series has been sold in the US from 2004 to 2019, in 15 model years covered here. The 2019 line-up has 6 trims with 20–23 MPG combined.
Model years
2019 6 Series trims (6)
640i xDrive Gran Coupe
All-Wheel Drive · Automatic (S8) · Compact Cars
- MPG combined
- 22
- City / highway
- 19 / 28
- Engine
- 3.0L 6-cyl turbo
- Fuel
- Premium
- Annual fuel cost
- $3,750
- Tailpipe CO₂
- 397 g/mi
640i xDrive Gran Turismo
All-Wheel Drive · Automatic (S8) · Large Cars
- MPG combined
- 23
- City / highway
- 20 / 28
- Engine
- 3.0L 6-cyl turbo
- Fuel
- Premium
- Annual fuel cost
- $3,550
- Tailpipe CO₂
- 388 g/mi
650i Gran Coupe
Rear-Wheel Drive · Automatic (S8) · Compact Cars
- MPG combined
- 21
- City / highway
- 18 / 26
- Engine
- 4.4L 8-cyl turbo
- Fuel
- Premium
- Annual fuel cost
- $3,900
- Tailpipe CO₂
- 432 g/mi
650i xDrive Gran Coupe
All-Wheel Drive · Automatic (S8) · Compact Cars
- MPG combined
- 20
- City / highway
- 17 / 25
- Engine
- 4.4L 8-cyl turbo
- Fuel
- Premium
- Annual fuel cost
- $4,100
- Tailpipe CO₂
- 448 g/mi
Alpina B6 xDrive Gran Coupe
All-Wheel Drive · Automatic (S8) · Compact Cars
- MPG combined
- 20
- City / highway
- 17 / 25
- Engine
- 4.4L 8-cyl turbo
- Fuel
- Premium
- Annual fuel cost
- $4,100
- Tailpipe CO₂
- 448 g/mi
Source: U.S. EPA / DOE fueleconomy.gov. Annual fuel cost is the EPA estimate for 15,000 miles a year at national average fuel and electricity prices.