Mercedes-Benz M-Class vs. Mercedes-Benz 350-Class
iSeeCars' unbiased and data-driven comparison of the Mercedes-Benz M-Class and Mercedes-Benz 350-Class 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 Mercedes-Benz M-Class and the Mercedes-Benz 350-Class.
In comparing the Mercedes-Benz M-Class's and the Mercedes-Benz 350-Class's specifications and ratings, the Mercedes-Benz M-Class has the advantage in the area of base engine power. The Mercedes-Benz 350-Class has the advantage in the area of fuel efficiency. Based on this comparison of the Mercedes-Benz M-Class's and the Mercedes-Benz 350-Class's specifications and ratings, the two cars are fairly comparable.
Engine Power and Fuel Efficiency Comparison: For engine performance, the Mercedes-Benz M-Class’s base engine makes 302 horsepower, and the Mercedes-Benz 350-Class base engine makes 134 horsepower. The M-Class is rated to deliver an average of 20 miles per gallon, with a highway range of 590 miles. The 350-Class is rated to deliver an average of 21 miles per gallon, with a highway range of 529 miles.This gives the Mercedes-Benz 350-Class the advantage in fuel efficiency and the Mercedes-Benz M-Class the advantage in maximum range. The M-Class uses gasoline, and the 350-Class uses diesel.
New Car Pricing
Asking Price:
-
Starting MSRP:
$48,300
Category Avg Starting MSRP:
(Luxury Midsize SUVs)
$57,728
Category Starting MSRP Range:
(Luxury Midsize SUVs)
$38,900 - $102,100
New Car Pricing
Asking Price:
-
Starting MSRP:
$54,250
Category Avg Starting MSRP:
N/A
Category Starting MSRP Range:
N/A
Used Car Pricing
Avg Used Car Price:
$17,627
Price Range:
$12,712 - $23,998
Category Avg Price:
(Luxury Midsize SUVs)
$22,374
Category Avg Price Range:
(Luxury Midsize SUVs)
$14,660 - $35,453
# Used Cars for Sale Nationally:
169
Avg Mileage of Used Cars for Sale:
102,314
# Good or Great Deals:
59
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:
2
Avg Mileage of Used Cars for Sale:
208,288
# Good or Great Deals:
0
Mercedes-Benz M-Class Scores & Rankings
Overall Score:
Not available
Reliability:
Not available
Retained Value:
Not available
Safety:
Not available
Mercedes-Benz 350-Class Scores & Rankings
Overall Score:
Not available
Reliability:
Not available
Retained Value:
Not available
Safety:
Not available
iSeeCars Reliability Insights for Mercedes-Benz M-Class
Remaining Life Expectancy (years):
2
Typical Category Remaining Life Expectancy:
(Luxury Midsize SUVs)
1.8
Category Remaining Life Expectancy Range:
(Luxury Midsize SUVs)
0.2 - 4.2
Chance of Reaching 200k Miles for a New Car:
21.8%
iSeeCars Reliability Insights for Mercedes-Benz 350-Class
Remaining Life Expectancy (years):
Typical Category Remaining Life Expectancy:
N/A
Category Remaining Life Expectancy Range:
N/A
Chance of Reaching 200k Miles for a New Car:
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
18.3
Typical Category Recalls:
(Luxury Midsize SUVs)
3.4
Category Range for Recalls:
(Luxury Midsize SUVs)
1.2 - 18.3
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
Typical Category Recalls:
N/A
Category Range for Recalls:
N/A
Mercedes-Benz M-Class Rankings
Not yet available
Mercedes-Benz 350-Class Rankings
Available Body Styles
SUV
Available Body Styles
Sedan
Available Drivetrain Options
Diesel, Gasoline
Available Drivetrain Options
Diesel
Mercedes-Benz M-Class Trim Levels
ML 250 BlueTEC, ML 350, ML 350 4MATIC, ML 400, ML 63 AMG
Mercedes-Benz 350-Class Trim Levels
350 SD, 350 SDL
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 50000 miles
Warranty, Powertrain:
4 years / 50000 miles
Warranty, Roadside Assistance:
4 years / 50000 miles
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 50000 miles
Warranty, Powertrain:
4 years / 50000 miles
Warranty, Roadside Assistance:
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
2025 NHTSA Overall Rating:
4 out of 5 Stars
2025 NHTSA Front Crash Overall Rating:
5 out of 5 Stars
2025 NHTSA Side Crash Overall Rating:
5 out of 5 Stars
2025 NHTSA Rollover Rating:
4 out of 5 Stars
IIHS Safety Rating:
Not yet available
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
2025 NHTSA Overall Rating:
Not yet available
2025 NHTSA Front Crash Overall Rating:
Not yet available
2025 NHTSA Side Crash Overall Rating:
Not yet available
2025 NHTSA Rollover Rating:
Not yet available
IIHS Safety Rating:
Not yet available
Base Drivetrain Specs
Horsepower:
302 hp @ 6500 rpm
Torque:
273 foot-lbs @ 3500 rpm
Power-to-Weight Ratio (higher is better):
0.065 hp per pound
Towing capacity:
Not yet available
Base Drivetrain Specs
Horsepower:
134 hp @ 4000 rpm
Torque:
229 foot-lbs @ 2000 rpm
Power-to-Weight Ratio (higher is better):
0.035 hp per pound
Towing capacity:
Not yet available
Engine Specifications
Engine Size:
3.5 liters
Engine Configuration:
V
Number of Cylinders:
6
Transmission:
Automatic
Standard/Optional Drivetrain Type:
RWD / AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
18 / 24 / 20
Range (city/hwy):
443 / 590 miles
Recommended Fuel Type:
Gasoline
Engine Specifications
Engine Size:
3.5 liters
Engine Configuration:
Inline
Number of Cylinders:
6
Transmission:
Automatic
Standard/Optional Drivetrain Type:
RWD
EPA Fuel Economy
(City/Highway/Combined MPG):
19 / 23 / 21
Range (city/hwy):
437 / 529 miles
Recommended Fuel Type:
Diesel
Standard/Optional Features
Alloy wheels:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Heated Seats
Standard
Keyless Entry:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Paddle Shifters:
Standard
Power Lift Gate:
Standard
Power outlet:
Standard
Roadside assistance:
Standard
Satellite radio:
Standard
Sunroof/Moonroof:
Standard
Adaptive Cruise Control:
Available
Automatic Parking:
Available
Cooled/Ventilated Seats:
Available
Heated Steering Wheel:
Available
Internet Radio:
Available
Keyless Ignition:
Available
Massage Seats:
Available
Parking Sensors:
Available
Trailer Hitch:
Available
Voice Recognition:
Available
Air Suspension:
N/A
Android Auto:
N/A
Apple CarPlay:
N/A
Captain's seat:
N/A
Front Bench Seats:
N/A
Panoramic Sunroof/Moonroof
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Wifi:
N/A
Wireless Smartphone Charging:
N/A
Standard/Optional Features
Alloy wheels:
Standard
Bench Seats:
N/A
Bluetooth:
N/A
Heated Seats
Available
Keyless Entry:
N/A
Leather Upholstery:
Available
Navigation System:
N/A
Paddle Shifters:
N/A
Power Lift Gate:
N/A
Power outlet:
N/A
Roadside assistance:
N/A
Satellite radio:
N/A
Sunroof/Moonroof:
Available
Adaptive Cruise Control:
N/A
Automatic Parking:
N/A
Cooled/Ventilated Seats:
N/A
Heated Steering Wheel:
N/A
Internet Radio:
N/A
Keyless Ignition:
N/A
Massage Seats:
N/A
Parking Sensors:
N/A
Trailer Hitch:
N/A
Voice Recognition:
N/A
Air Suspension:
N/A
Android Auto:
N/A
Apple CarPlay:
N/A
Captain's seat:
N/A
Front Bench Seats:
N/A
Panoramic Sunroof/Moonroof
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Wifi:
N/A
Wireless Smartphone Charging:
N/A
Safety Features
Driver Attention Monitoring:
Standard
Blind Spot Monitoring:
Available
Lane Departure Warning:
Available
360-Degree Camera:
N/A
Backup camera:
N/A
Forward Collision Warning:
N/A
Lane Keeping Assist:
N/A
Pedestrian Detection:
N/A
Rear Cross-Traffic Alert:
N/A
Rear Seat Reminder:
N/A
Safety Features
Driver Attention Monitoring:
N/A
Blind Spot Monitoring:
N/A
Lane Departure Warning:
N/A
360-Degree Camera:
N/A
Backup camera:
N/A
Forward Collision Warning:
N/A
Lane Keeping Assist:
N/A
Pedestrian Detection:
N/A
Rear Cross-Traffic Alert:
N/A
Rear Seat Reminder:
N/A
Interior Dimensions
Front Head Room:
40.4 inches
Front Leg Room:
40.3 inches
Front Shoulder Room:
58.5 inches
Rear Head Room:
38.5 inches
Rear Leg Room:
38.4 inches
Rear Shoulder Room:
58.4 inches
Cargo Space:
38.2 cubic feet
Cargo Space, 2nd-row seat folded down:
80.3 cubic feet
Overall Interior Volume:
145.2 cubic feet
Interior Dimensions
Front Head Room:
37.2 inches
Front Leg Room:
41.9 inches
Front Shoulder Room:
56.2 inches
Rear Head Room:
36.5 inches
Rear Leg Room:
33.4 inches
Rear Shoulder Room:
55.7 inches
Cargo Space:
Not yet available
Cargo Space, 2nd-row seat folded down:
Not yet available
Overall Interior Volume:
Not yet available
Exterior Dimensions
Curb Weight:
4652 lbs
Width:
84.3 inches
Height:
70.7 inches
Length:
189.1 inches
Wheelbase:
114.8 inches
Ground Clearance:
5.4 inches
Exterior Dimensions
Curb Weight:
3805 lbs
Width:
71.7 inches
Height:
56.6 inches
Length:
202.6 inches
Wheelbase:
115.6 inches
Ground Clearance:
Not yet available
Standard Wheel/Tire Information
Wheel Size:
19.0 x 8.0 inches
Wheel Type:
aluminum alloy
Tire Size:
255/50R19
Standard Wheel/Tire Information
Wheel Size:
15.0 inches
Wheel Type:
aluminum alloy
Tire Size:
Not yet available
Exterior Colors
Black
Black / Obsidian Black Metallic
Blue
Lunar Blue Metallic
Brown
Dakota Brown Metallic
Gray
Palladium Silver Metallic / Steel Grey Metallic
Red
Cinnabar Red Metallic
Silver
Diamond Silver Metallic / Iridium Silver Metallic
White
designo Diamond White Metallic / Polar White
Green
Not available
Purple
Not available
Exterior Colors
Black
Black / Black Pearl Metallic
Blue
Ice Blue Metallic
Brown
Desert Taupe Metallic
Gray
Anthracite Gray Metallic / Pearl Gray Metallic
Red
Desert Red / Garnet Red Metallic
Silver
Not available
White
Arctic White
Green
Seafoam Green Metallic / Spruce Green Metallic
Purple
Blackberry Metallic
Interior Colors
Beige
Almond Beige/Black / Porcelain
Black
Black
Brown
Almond Beige/Mocha / Auburn Brown / Auburn Brown/Black
Gray
Grey/Black / Grey/Dark Grey
Interior Colors
Beige
Not available
Black
Not available
Brown
Not available
Gray
Not available
