323ci
Rear-Wheel Drive · Automatic 5-spd · Subcompact Cars
- MPG combined
- 19
- City / highway
- 17 / 25
- Engine
- 2.5L 6-cyl
- Fuel
- Premium
- Annual fuel cost
- $4,350
- Tailpipe CO₂
- 468 g/mi

The BMW 3 Series has been sold in the US from 2000 to 2026, in 27 model years covered here. The 2026 line-up has 4 trims with 29–31 MPG combined.
Rear-Wheel Drive · Automatic 5-spd · Subcompact Cars
Rear-Wheel Drive · Manual 5-spd · Subcompact Cars
Rear-Wheel Drive · Automatic 5-spd · Compact Cars
Rear-Wheel Drive · Automatic 5-spd · Compact Cars
Rear-Wheel Drive · Manual 5-spd · Compact Cars
Rear-Wheel Drive · Automatic 5-spd · Minicompact Cars
Rear-Wheel Drive · Manual 5-spd · Minicompact Cars
Rear-Wheel Drive · Automatic 5-spd · Small Station Wagons
Rear-Wheel Drive · Manual 5-spd · Small Station Wagons
Rear-Wheel Drive · Automatic 5-spd · Subcompact Cars
Rear-Wheel Drive · Manual 5-spd · Subcompact Cars
Rear-Wheel Drive · Automatic 5-spd · Compact Cars
Rear-Wheel Drive · Automatic 5-spd · Compact Cars
Rear-Wheel Drive · Manual 5-spd · Compact Cars
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.