2020 BMW 3 Series vs 2021 Mercedes-Benz S-Class

2020 BMW 3 Series
2020 BMW 3 Series
$40,750MSRP
Overview
Overview
OverviewShop Now
2021 Mercedes-Benz S-Class
2021 Mercedes-Benz S-Class
$109,800MSRP
Overview
Overview
OverviewShop Now
2020 BMW 3 Series
$40,750MSRP
Overview
Overview
OverviewShop Now
2021 Mercedes-Benz S-Class
$109,800MSRP
Overview
Overview
OverviewShop Now
Overview

MSRP

$40,750

MSRP

$109,800

Average price

$39,282

Average price

$124,713

Listings

110

Listings

12
Ratings & Reviews
User Reviews
User Reviews

Expert reviews

8.2 out of 10

Expert reviews

Pros
  • Fun to drive
  • Comfortable
  • Powerful engine
Cons
  • Potentially polarizing design
  • Poor value for money

2020 BMW 3 Series Reviews Summary

Does BMW still use “The Ultimate Driving Machine” as its advertising tagline? Yes, it does. And with the arrival of the 2020 BMW M340i, which slots between the existing 330i and the forthcoming BMW M3, the company proves there is substance behind the slogan.

2021 Mercedes-Benz S-Class Reviews Summary

No video found
Popular Features & Specs

Engine

2.0L 255 hp I4

Engine

3.0L 429 hp I6

Drive Train

RWD

Drive Train

AWD

Seating Capacity

5

Seating Capacity

5

Horsepower

255 hp @ 5000 rpm

Horsepower

429 hp @ 6100 rpm

MPG City

26

MPG City

20

MPG Highway

36

MPG Highway

29
2020 BMW 3 Series
2020 BMW 3 Series
$40,750MSRP
Overview
Overview
OverviewShop Now
2021 Mercedes-Benz S-Class
2021 Mercedes-Benz S-Class
$109,800MSRP
Overview
Overview
OverviewShop Now
2020 BMW 3 Series
$40,750MSRP
Overview
Overview
OverviewShop Now
2021 Mercedes-Benz S-Class
$109,800MSRP
Overview
Overview
OverviewShop Now
Overview
MSRP
$40,750
$109,800
Average price
$39,282
$124,713
Listings
Ratings & Reviews
User reviews
4.8
5.0
Expert reviews

8.2 out of 10

Read full review
Pros & cons
Pros
  • Fun to drive
  • Comfortable
  • Powerful engine
Cons
  • Potentially polarizing design
  • Poor value for money
Summary
Does BMW still use “The Ultimate Driving Machine” as its advertising tagline? Yes, it does. And with the arrival of the 2020 BMW M340i, which slots between the existing 330i and the forthcoming BMW M3, the company proves there is substance behind the slogan.
Video
No video found
Popular Features & Specs
Engine
2.0L 255 hp I4
3.0L 429 hp I6
Drive Train
RWD
AWD
Seating Capacity
5
5
Horsepower
255 hp @ 5000 rpm
429 hp @ 6100 rpm
MPG City
26
20
MPG Highway
36
29
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By: CarGurus + AI

This car comparison has been created with using generative AI. It is based entirely on CarGurus expert review content, ratings and data, and leverages our extensive library of hands-on product tests to create thousands of unique comparisons to help shoppers choose the right car.