BMW 3 Series vs. Mercedes-Benz CLA
iSeeCars' unbiased and data-driven comparison of the BMW 3 Series and Mercedes-Benz CLA contrasts the two cars across a broad spectrum of vehicle specifications to determine which car is better. In addition to comparing pricing and specs, iSeeCars uses all the ratings, rankings, and insights from its comprehensive analyses of each vehicle model, including calculations of reliability, safety, depreciation, value retention, and the vehicle's projected lifetime recalls (based on analyzing over 25 billion data points). This in-depth evaluation is used to identify which vehicle represents a better overall choice for shoppers who are considering both the BMW 3 Series and the Mercedes-Benz CLA.
When comparing the BMW 3 Series's and the Mercedes-Benz CLA's specifications and ratings, the BMW 3 Series has the advantage in the areas of interior volume and base engine power. The Mercedes-Benz CLA has the advantage in the areas of new vehicle base pricing, reliability, resale value and overall quality score. Based on this comparison of the BMW 3 Series's and the Mercedes-Benz CLA's specifications and ratings, the Mercedes-Benz CLA is a better car than the BMW 3 Series.
Pricing: For a new model, the BMW 3 Series's price is between $51,029 and $70,446, with the Mercedes-Benz CLA priced between $45,710 and $58,975.
Resale/Retained Value: Looking at the 5-year depreciation rate for both models, the BMW 3 Series loses 51.4 percent of its value and the Mercedes-Benz CLA loses 47.1 percent of its value. This means the Mercedes-Benz CLA retains 4.3 percentage points more of its value and has the advantage of higher resale value versus the BMW 3 Series.
Quality Rating: The iSeeCars Overall Quality rating for the BMW 3 Series is 7.7 out of 10 while the Mercedes-Benz CLA's quality rating is 7.9 out of 10. This results in the BMW 3 Series being ranked 16 out of 35 Best Luxury Small Cars and the Mercedes-Benz CLA being ranked 12 out of 35.
Reliability Rating: iSeeCars’ Reliability Rating for the BMW 3 Series is 7.3 out of 10. For the Mercedes-Benz CLA the reliability rating is 7.7 out of 10. This gives the Mercedes-Benz CLA a slight advantage in reliability compared to the BMW 3 Series.
Engine Power and Fuel Efficiency Comparison: For engine performance, the BMW 3 Series’s base engine makes 255 horsepower, and the Mercedes-Benz CLA base engine makes 221 horsepower.
Passenger Space Comparison: The BMW 3 Series, a compact car, 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 cargo space.
Safety Ratings: The BMW 3 Series has an average safety rating of 5 out of 5 Stars based on NHTSA's crash test ratings.
New Car Pricing
Asking Price:
51029 - 70446
Starting MSRP:
47500
Category Avg Starting MSRP:
(Luxury Compact Cars)
48679
Category Starting MSRP Range:
(Luxury Compact Cars)
33400 - 78400
New Car Pricing
Asking Price:
45710 - 58975
Starting MSRP:
42750
Category Avg Starting MSRP:
(Luxury Subcompact Cars)
60930
Category Starting MSRP Range:
(Luxury Subcompact Cars)
41700 - 102100
Used Car Pricing
Avg Used Car Price:
Price Range:
-
Category Avg Price:
(Luxury Compact Cars)
53319
Category Avg Price Range:
(Luxury Compact Cars)
44192 - 62446
# Used Cars for Sale Nationally:
Avg Mileage of Used Cars for Sale:
# Good or Great Deals:
Used Car Pricing
Avg Used Car Price:
Price Range:
-
Category Avg Price:
N/A
Category Avg Price Range:
N/A
# Used Cars for Sale Nationally:
Avg Mileage of Used Cars for Sale:
# Good or Great Deals:
BMW 3 Series Scores & Rankings
Overall Score:
7.7 / 10
Reliability:
7.3 / 10
Retained Value:
7.7 / 10
Safety:
8.0 / 10
Mercedes-Benz CLA Scores & Rankings
Overall Score:
7.9 / 10
Reliability:
7.7 / 10
Retained Value:
8.0 / 10
Safety:
Not available
iSeeCars Reliability Insights for BMW 3 Series
Remaining Life Expectancy (years):
11.0
Typical Category Remaining Life Expectancy:
(Luxury Compact Cars)
10.7
Category Remaining Life Expectancy Range:
(Luxury Compact Cars)
9.5 - 11.7
Chance of Reaching 200k Miles for a New Car:
0.027
iSeeCars Reliability Insights for Mercedes-Benz CLA
Remaining Life Expectancy (years):
13.4
Typical Category Remaining Life Expectancy:
(Luxury Subcompact Cars)
13.6
Category Remaining Life Expectancy Range:
(Luxury Subcompact Cars)
13.4 - 13.9
Chance of Reaching 200k Miles for a New Car:
0.09
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
Typical Category Recalls:
N/A
Category Range for Recalls:
N/A
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
Typical Category Recalls:
N/A
Category Range for Recalls:
N/A
BMW 3 Series Rankings
Ranking
4 out of / 35Ranking
6 out of / 35Ranking
9 out of / 35Ranking
9 out of / 30Ranking
10 out of / 35Ranking
11 out of / 35Ranking
14 out of / 35Ranking
14 out of / 30Ranking
16 out of / 35Ranking
17 out of / 35Ranking
20 out of / 35Ranking
23 out of / 35Mercedes-Benz CLA Rankings
Ranking
4 out of / 30Ranking
7 out of / 35Ranking
7 out of / 35Ranking
8 out of / 30Ranking
12 out of / 35Ranking
12 out of / 35Ranking
16 out of / 35Ranking
18 out of / 35Ranking
21 out of / 35Ranking
23 out of / 35Available Body Styles
Sedan
Available Body Styles
Sedan
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
BMW 3 Series Trim Levels
330i, 330i xDrive, M340i, M340i xDrive
Mercedes-Benz CLA Trim Levels
AMG CLA 35, AMG CLA 45 S, CLA 250, CLA 250 4MATIC
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 / 50000 miles
Safety Ratings
NHTSA Safety Rating (last 5 year average):
5 out of 5 Stars
2026 NHTSA Overall Rating:
Not yet available
2026 NHTSA Front Crash Overall Rating:
Not yet available
2026 NHTSA Side Crash Overall Rating:
Not yet available
2026 NHTSA Rollover Rating:
Not yet available
IIHS Safety Rating:
Not yet available
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
2026 NHTSA Overall Rating:
Not yet available
2026 NHTSA Front Crash Overall Rating:
Not yet available
2026 NHTSA Side Crash Overall Rating:
Not yet available
2026 NHTSA Rollover Rating:
Not yet available
IIHS Safety Rating:
Not yet available
Base Drivetrain Specs
Horsepower:
255 hp @ 4700 rpm
Torque:
295 foot-lbs @ 1600 rpm
Power-to-Weight Ratio (higher is better):
0.070 hp per pound
Base Drivetrain Specs
Horsepower:
221 hp @ 5500 rpm
Torque:
258 foot-lbs @ 1800 rpm
Power-to-Weight Ratio (higher is better):
0.063 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):
Not yet available
Range (city/hwy):
Not yet available
Recommended Fuel Type:
Not yet available
Engine Specifications
Engine Size:
2 liters
Engine Configuration:
Inline
Number of Cylinders:
4
Transmission:
Automatic
Standard/Optional Drivetrain Type:
FWD / AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
Not yet available
Range (city/hwy):
Not yet available
Recommended Fuel Type:
Not yet available
Standard/Optional Features
Alloy wheels:
Standard
Android Auto:
Standard
Apple CarPlay:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Heated Seats
Standard
Internet Radio:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Paddle Shifters:
Standard
Power outlet:
Standard
Roadside assistance:
Standard
Satellite radio:
Standard
Sunroof/Moonroof:
Standard
Voice Recognition:
Standard
Wifi:
Standard
Wireless Smartphone Charging:
Standard
Adaptive Cruise Control:
Available
Automatic Parking:
Available
Heated Steering Wheel:
Available
Parking Sensors:
Available
Power Lift Gate:
Available
Air Suspension:
N/A
Captain's seat:
N/A
Cooled/Ventilated Seats:
N/A
Front Bench Seats:
N/A
Massage Seats:
N/A
Panoramic Sunroof/Moonroof
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Trailer Hitch:
N/A
Standard/Optional Features
Alloy wheels:
Standard
Android Auto:
Standard
Apple CarPlay:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Heated Seats
Available
Internet Radio:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Available
Paddle Shifters:
Standard
Power outlet:
Standard
Roadside assistance:
Standard
Satellite radio:
Standard
Sunroof/Moonroof:
Standard
Voice Recognition:
Standard
Wifi:
Standard
Wireless Smartphone Charging:
Available
Adaptive Cruise Control:
Available
Automatic Parking:
Available
Heated Steering Wheel:
Available
Parking Sensors:
Available
Power Lift Gate:
Available
Air Suspension:
N/A
Captain's seat:
N/A
Cooled/Ventilated Seats:
Available
Front Bench Seats:
N/A
Massage Seats:
N/A
Panoramic Sunroof/Moonroof
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Trailer Hitch:
N/A
Safety Features
Backup camera:
Standard
Driver Attention Monitoring:
Standard
Forward Collision Warning:
Standard
Lane Departure Warning:
Standard
Lane Keeping Assist:
Standard
Pedestrian Detection:
Standard
Rear Seat Reminder:
Standard
Blind Spot Monitoring:
Available
Rear Cross-Traffic Alert:
Available
360-Degree Camera:
N/A
Safety Features
Backup camera:
Standard
Driver Attention Monitoring:
Standard
Forward Collision Warning:
Standard
Lane Departure Warning:
N/A
Lane Keeping Assist:
N/A
Pedestrian Detection:
Standard
Rear Seat Reminder:
N/A
Blind Spot Monitoring:
Standard
Rear Cross-Traffic Alert:
N/A
360-Degree Camera:
N/A
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:
16.9 cubic feet
Overall Interior Volume:
94.0 cubic feet
Interior Dimensions
Front Head Room:
38.5 inches
Front Leg Room:
41.8 inches
Front Shoulder Room:
55.1 inches
Rear Head Room:
35.7 inches
Rear Leg Room:
33.9 inches
Rear Shoulder Room:
54 inches
Cargo Space:
11.6 cubic feet
Overall Interior Volume:
89.1 cubic feet
Exterior Dimensions
Curb Weight:
3644 lbs
Width:
81.4 inches
Height:
56.8 inches
Length:
185.9 inches
Wheelbase:
112.2 inches
Ground Clearance:
5.6 inches
Exterior Dimensions
Curb Weight:
3494 lbs
Width:
78.7 inches
Height:
56.7 inches
Length:
184.6 inches
Wheelbase:
107.4 inches
Ground Clearance:
4.1 inches
Standard Wheel/Tire Information
Wheel Size:
18.0 x 7.5 inches
Wheel Type:
aluminum alloy
Tire Size:
225/45R18
Standard Wheel/Tire Information
Wheel Size:
18.0 x 7.5 inches
Wheel Type:
aluminum alloy
Tire Size:
225/45R18
Exterior Colors
Black
Black Sapphire Metallic / Jet Black
Blue
Arctic Race Blue Metallic / Frozen Portimao Blue II Metallic / Frozen Tanzanite Blue Metallic / Portimao Blue Metallic / Tanzanite Blue II Metallic
Gray
Brooklyn Grey Metallic / Dravit Grey Metallic / Frozen Pure Grey II Metallic / Frozen Pure Grey Metallic / Skyscraper Grey Metallic
Red
Vegas Red Metallic
White
Alpine White / Mineral White Metallic
Silver
Not available
Exterior Colors
Black
Cosmos Black Metallic / Night Black
Blue
MANUFAKTUR Hyper Blue Metallic / Starling Blue Metallic
Gray
Mountain Grey Metallic
Red
MANUFAKTUR Patagonia Red Metallic
White
Polar White
Silver
Cirrus Silver Metallic
Interior Colors
Beige
Canberra Beige
Black
Black / Black w/ Blue Contrast Stitching
Brown
Cognac / Mocha
Gray
Oyster
Red
Tacora Red
Interior Colors
Beige
Macchiato Beige
Black
Black / Black w/ Red Stitching
Brown
Bahia Brown w/ Grey Stitching
Gray
Sage Grey/Black / Titanium Grey/Black
Red
Classic Red/Black
