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BMW 3 Series vs. BMW 4 Series

When comparing the BMW 3 Series to the BMW 4 Series, the BMW 3 Series has the advantage in the areas of new vehicle base pricing, fuel efficiency, interior volume and overall quality score. The BMW 4 Series has the advantage in the area of typical lower range of pricing for one- to five-year-old used cars. The BMW 3 Series and BMW 4 Series have the same base engine power. Based on this comparison of the BMW 3 Series versus the BMW 4 Series, the BMW 3 Series is a better car than the BMW 4 Series.

BMW 3 Series versus BMW 4 Series Pricing

A one- to five-year-old used BMW 3 Series ranges from $30,824 to $41,355 while a used BMW 4 Series from the same model year range is priced between $27,978 to $41,998. For a new model, the BMW 3 Series's price is between $45,109 and $66,323, with the BMW 4 Series priced between $48,102 and $69,736.

BMW 3 Series versus BMW 4 Series Quality Rating

The iSeeCars Overall Quality rating for the BMW 3 Series is 8.5 out of 10 while the BMW 4 Series' quality rating is 6.9 out of 10. This results in the BMW 3 Series being ranked 5 out of 39 Best Luxury Small Cars and the BMW 4 Series being ranked 24 out of 39.

Engine Power and Fuel Efficiency Comparison

For engine performance, the base engine of both the BMW 3 Series and the BMW 4 Series makes 255 horsepower. The 3 Series is rated to deliver an average of 29 miles per gallon, while the 4 Series is rated to deliver an average of 28 miles per gallon. Both have a highway range of 530 miles. Both models use premium unleaded.

Passenger Space Comparison

While both models are compact cars, the BMW 3 Series has the advantage of offering more interior volume, reflected in more front head room, front shoulder room, front leg room, rear head room, rear shoulder room, rear leg room, and trunk space.

Safety Ratings Comparison

The BMW 3 Series has an average safety rating of 5 out of 5 Stars. When comparing IIHS evaluations, the BMW 3 Series has the advantage with a Top Safety Pick award.

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2023 BMW 3 Series

2023 BMW 4 Series

Pricing

New Asking Price:

$45,109 - $66,323

Used Asking Price:

$30,824 - $41,355

5-Year Depreciation (lower is better):

52.3%

Pricing

New Asking Price:

$48,102 - $69,736

Used Asking Price:

$27,978 - $41,998

5-Year Depreciation (lower is better):

50%

iSeeCars Scores & Rankings

Overall Score:

8.5 / 10

Reliability:

8.7 / 10

Retained Value:

7.7 / 10

Safety:

9.0 / 10

iSeeCars Scores & Rankings

Overall Score:

6.9 / 10

Reliability:

5.8 / 10

Retained Value:

8.0 / 10

Safety:

Not available

iSeeCars Rankings

2 / 39
5 / 39

iSeeCars Rankings

24 / 39
24 / 39

Summary Review

Not yet available

Summary Review

Not yet available

Pros and Cons

Not yet available

Pros and Cons

Not yet available

Available Body Styles

Sedan

Available Body Styles

Convertible

Available Drivetrain Options

Gasoline, Plug-In Hybrid

Available Drivetrain Options

Gasoline

Trim Levels

M340i xDrive, M340i, 330i, 330i xDrive

Trim Levels

M440i xDrive, 430i, 430i xDrive, M440i

Warranty Information

Warranty, Bumper-to-Bumper:

4 years / 50000 miles

Warranty, Powertrain

4 years / 50000 miles

Warranty, Roadside Assistance:

4 years

Warranty Information

Warranty, Bumper-to-Bumper:

4 years / 50000 miles

Warranty, Powertrain

4 years / 50000 miles

Warranty, Roadside Assistance:

4 years

Safety Ratings

NHTSA Safety Rating (last 5 year average):

5 out of 5 Stars

IIHS Safety Rating:

TOP SAFETY PICK

Safety Ratings

NHTSA Safety Rating (last 5 year average):

Not yet available

IIHS Safety Rating:

Not yet available

Base Drivetrain Specifications

Horsepower:

255 hp @ 5000 rpm

Torque:

295 foot-lbs @ 1550 rpm

Power-to-Weight Ratio (higher is better):

0.072 hp per pound

Base Drivetrain Specifications

Horsepower:

255 hp @ 5000 rpm

Torque:

294 foot-lbs @ 1550 rpm

Power-to-Weight Ratio (higher is better):

0.067 hp per pound

Engine Specifications

Engine Size:

2 liters

Engine Configuration:

Inline

Number of Cylinders:

4

Transmission:

Automatic

Standard/Optional Drivetrain Type:

RWD / AWD

EPA Fuel Economy (City/Highway/Combined MPG):

25 / 34 / 29

Range (city/hwy):

390 / 530 miles

Recommended Fuel Type:

Premium Unleaded

Engine Specifications

Engine Size:

2 liters

Engine Configuration:

Inline

Number of Cylinders:

4

Transmission:

Automatic

Standard/Optional Drivetrain Type:

RWD / AWD

EPA Fuel Economy (City/Highway/Combined MPG):

25 / 34 / 28

Range (city/hwy):

390 / 530 miles

Recommended Fuel Type:

Premium Unleaded

Standard/Optional Features

Apple CarPlay:

Standard

Android Auto:

Standard

Wireless Smartphone Charging:

Available

Keyless Entry:

Standard

Keyless Ignition:

Standard

Adaptive Cruise Control:

Available

Heated Seats:

Available

Cooled/Ventilated Seats:

N/A

Leather Upholstery:

Standard

Navigation System:

Standard

Sunroof/Moonroof:

Standard

Heated Steering Wheel:

Available

Standard/Optional Features

Apple CarPlay:

Standard

Android Auto:

Standard

Wireless Smartphone Charging:

Available

Keyless Entry:

Standard

Keyless Ignition:

Standard

Adaptive Cruise Control:

Available

Heated Seats:

Available

Cooled/Ventilated Seats:

Available

Leather Upholstery:

Standard

Navigation System:

Standard

Sunroof/Moonroof:

Standard

Heated Steering Wheel:

Available

Safety Equipment

Forward Collision Warning:

Not yet available

Pedestrian Detection:

Not yet available

Lane Departure Warning:

Not yet available

Lane Keeping Assist:

Not yet available

Blind Spot Monitoring:

Not yet available

Rear Cross-Traffic Alert:

Not yet available

360-Degree Camera:

Not yet available

Rear Seat Reminder:

Not yet available

Driver Attention Monitoring:

Not yet available

Safety Equipment

Forward Collision Warning:

Not yet available

Pedestrian Detection:

Not yet available

Lane Departure Warning:

Not yet available

Lane Keeping Assist:

Not yet available

Blind Spot Monitoring:

Not yet available

Rear Cross-Traffic Alert:

Not yet available

360-Degree Camera:

Not yet available

Rear Seat Reminder:

Not yet available

Driver Attention Monitoring:

Not yet available

Interior Dimensions

Front Head Room:

38.7 inches

Front Leg Room:

42 inches

Front Shoulder Room:

56 inches

Rear Head Room:

37.6 inches

Rear Leg Room:

35.2 inches

Rear Shoulder Room:

54.6 inches

Cargo Space:

13 cubic feet

Overall Interior Volume:

94.0 cubic feet

Interior Dimensions

Front Head Room:

38.6 inches

Front Leg Room:

41.5 inches

Front Shoulder Room:

55.2 inches

Rear Head Room:

36.6 inches

Rear Leg Room:

34.9 inches

Rear Shoulder Room:

54.3 inches

Cargo Space:

12 cubic feet

Overall Interior Volume:

91.0 cubic feet

Exterior Dimensions

Curb Weight:

3536 lbs

Width:

81.4 inches

Height:

56.8 inches

Length:

185.9 inches

Wheelbase:

112.2 inches

Ground Clearance:

5.4 inches

Exterior Dimensions

Curb Weight:

3792 lbs

Width:

81.6 inches

Height:

56.8 inches

Length:

188.5 inches

Wheelbase:

112.4 inches

Ground Clearance:

5.5 inches

Standard Wheel/Tire Information

Wheel Size:

18.0 x 7.5 inches

Wheel Type:

painted alloy

Tire Size:

225/45R18

Standard Wheel/Tire Information

Wheel Size:

18.0 x 8.5 inches

Wheel Type:

painted alloy

Tire Size:

245/45R18