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Compare 2021 Audi A4 vs 2021 BMW 3-Series vs 2020 Mercedes-Benz C Class

2021 Audi A4
#3 in Wagons
X
2021 BMW 3-Series
X
2020 Mercedes-Benz C Class
#3 in Coupes
X
Get Your Price Get Your Price Get Your Price
Select style
Premium 45 TFSI quattro
Style MPG City MPG Hwy Invoice MSRP
A4 allroad Premium 45 TFSI quattro 23 31 N/A $44,600
A4 allroad Premium Plus 45 TFSI quattro 23 31 N/A $44,600
A4 allroad Prestige 45 TFSI quattro 23 31 N/A $44,600
S4 Premium 3.0 TFSI quattro 20 27 N/A $49,900
S4 Premium Plus 3.0 TFSI quattro 20 27 N/A $49,900
S4 Prestige 3.0 TFSI quattro 20 27 N/A $49,900
Select style
330e Plug-In Hybrid
Style MPG City MPG Hwy Invoice MSRP
3 Series 330e Plug-In Hybrid N/A N/A $41,930 $44,550
3 Series 330e Plug-In Hybrid North America N/A N/A $41,930 $44,550
3 Series 330e xDrive Plug-In Hybrid N/A N/A $43,790 $46,550
3 Series 330e xDrive Plug-In Hybrid North America N/A N/A $43,790 $46,550
3 Series 330i Sedan 26 36 $38,865 $41,250
3 Series 330i xDrive Sedan 25 34 $40,725 $43,250
3 Series M340i Sedan 22 30 $51,370 $54,700
3 Series M340i xDrive Sedan 22 30 $53,230 $56,700
Select style
AMG C 43 4MATIC Convertible
Style MPG City MPG Hwy Invoice MSRP
C-Class AMG C 43 4MATIC Convertible 18 25 $60,865 $64,750
C-Class AMG C 43 4MATIC Coupe 19 27 $54,990 $58,500
C-Class AMG C 43 4MATIC Sedan 19 27 $52,593 $55,950
C-Class AMG C 63 Convertible 17 24 $72,662 $77,300
C-Class AMG C 63 Coupe 17 26 $65,706 $69,900
C-Class AMG C 63 S Convertible 17 24 $79,806 $84,900
C-Class AMG C 63 S Coupe 17 26 $72,850 $77,500
C-Class AMG C 63 S Sedan 18 27 $71,158 $75,700
C-Class AMG C 63 Sedan 18 27 $64,014 $68,100
C-Class C 300 4MATIC Convertible 21 29 $52,593 $55,950
C-Class C 300 4MATIC Coupe 21 30 $45,073 $47,950
C-Class C 300 4MATIC Sedan 23 33 $40,796 $43,400
C-Class C 300 Convertible 21 29 $50,713 $53,950
C-Class C 300 Coupe 22 31 $43,193 $45,950
C-Class C 300 Sedan 24 35 $38,916 $41,400
Pricing
Invoice Price
N/A
$41,930
$60,865
Manufacturer Suggested Retail Price
$44,600
$44,550
$64,750
Monthly Payment Estimate
$743 / month
$743 / month
$1079 / month
The Car Connection's Take
TCC Rating
6.7
7.3
TCC’s Bottom Line
The 2021 Audi A4 blends a conservative luxury compact car with spicy performance and robust wagon flavors. The 2020 Mercedes-Benz C-Class is as gorgeous inside as it is outside, and it has moves to match.
TCC Likes
TCC Dislikes
Fuel Economy
City
23 mpg 0 mpg 18 mpg
Highway
31 mpg 0 mpg 25 mpg
Vehicle
EPA Classification
Small Station Wagon Compact Cars Compact Cars
Interior Dimensions
Second Leg Room (in)
35.7 35.2 32
Front Leg Room (in)
41.3 42 42
Passenger Capacity
5 5 4
Second Head Room (in)
37.4 37.6 35.6
Second Shoulder Room (in)
54.5 54.6 51.7
Front Head Room (in)
37.4 38.7 38.8
Front Shoulder Room (in)
55.9 56 54.8
Exterior Dimensions
Height, Overall (in)
58.8 56.9 55.4
Track Width, Rear (in)
61.7 61.8 61.3
Wheelbase (in)
110.9 112.2 111.8
Width, Max w/o mirrors (in)
72.7 71.9 71.3
Track Width, Front (in)
62.1 62.2 63.1
Min Ground Clearance (in)
6.5 - 3.6
Length, Overall (in)
187.5 185.7 184.8
Cargo Area Dimensions
Cargo Volume to Seat 1 (ft³)
58.5 - -
Cargo Volume to Seat 3 (ft³)
24.2 - -
Cargo Volume to Seat 2 (ft³)
24.2 - -
Trunk Volume (ft³)
- 13.2 8.8
Brakes
Disc - Rear (Yes or )
Yes Yes Yes
Rear Brake Rotor Diam x Thickness (in)
13 - 12.6
Brake Type
4-Wheel Disc 4-Wheel Disc 4-Wheel Disc
Rear Drum Diam x Width (in)
NA - NA
Disc - Front (Yes or )
Yes Yes Yes
Front Brake Rotor Diam x Thickness (in)
13.3 - 14.2
Drum - Rear (Yes or )
NA NA NA
Brake ABS System
4-Wheel 4-Wheel 4-Wheel
Fuel Tank
Fuel Tank Capacity, Approx (gal)
15.3 10.6 17.4
Steering
Steering Type
Rack-Pinion Rack-Pinion Rack-Pinion
Turning Diameter - Curb to Curb (ft)
38.4 37.2 39.7
Tires
Front Tire Order Code
NA NA R02
Spare Tire Order Code
NA NA NA
Rear Tire Size
P245/45HR18 P225/45HR18 P245/40HR18
Rear Tire Order Code
NA NA R02
Front Tire Size
P245/45HR18 P225/45HR18 P225/45HR18
Spare Tire Size
Compact NA NA
Weight Information
Base Curb Weight (lbs)
3847 4039 -
Wheels
Rear Wheel Size (in)
18 X 7.5 18 X 7.5 18 X 8.5
Front Wheel Material
Aluminum Aluminum Aluminum
Spare Wheel Material
Steel NA NA
Front Wheel Size (in)
18 X 7.5 18 X 7.5 18 X 7.5
Spare Wheel Size (in)
Compact NA NA
Rear Wheel Material
Aluminum Aluminum Aluminum
Engine
Fuel System
Gasoline Direct Injection Gasoline Direct Injection Gasoline Direct Injection
SAE Net Torque @ RPM
273 @ 1600 310 384 @ 2500
Engine Order Code
NA NA NA
Displacement
2.0 L/121 2.0 L/122 3.0 L/183
SAE Net Horsepower @ RPM
261 @ 5000 288 @ 3800 385 @ 6100
Engine Type
Intercooled Turbo Gas/Electric I-4 Intercooled Turbo Gas/Electric I-4 Twin Turbo Premium Unleaded V-6
Mileage
EPA Fuel Economy Est - City (MPG)
23 (2020) - 18
Fuel Economy Est-Combined (MPG)
26 (2020) 28 21
EPA Fuel Economy Est - Hwy (MPG)
31 (2020) - 25
EPA MPG Equivalent - Combined
- 75 -
Battery Range (mi)
- 23 -
Transmission
Fourth Gear Ratio (:1)
1.06 1.67 1.64
Trans Description Cont.
Auto-Shift Manual w/OD Automatic w/OD Automatic w/OD
Seventh Gear Ratio (:1)
0.39 0.84 0.86
Drivetrain
All Wheel Rear Wheel Drive All Wheel
Sixth Gear Ratio (:1)
0.51 1.00 1.00
First Gear Ratio (:1)
3.19 4.71 5.35
Final Drive Axle Ratio (:1)
4.41 3.23 3.07
Third Gear Ratio (:1)
1.52 2.11 2.25
Trans Type
7 8 9
Fifth Gear Ratio (:1)
0.74 1.28 1.21
Trans Description Cont. Again
NA NA NA
Reverse Ratio (:1)
2.75 3.32 4.80
Second Gear Ratio (:1)
2.19 3.14 3.24
Trans Order Code
NA 2TB NA
Eighth Gear Ratio (:1)
- 0.67 0.72
Summary
Vehicle Name
Audi A4 allroad BMW 3 Series Mercedes-Benz C-Class
Body Style
quattro Wagon Sedan 4MATIC Cabriolet
Suspension
Suspension Type - Rear
Multi-Link Multi-Link Multi-Link
Suspension Type - Rear (Cont.)
Multi-Link Multi-Link Multi-Link
Suspension Type - Front
Multi-Link Strut Strut
Suspension Type - Front (Cont.)
Multi-Link Strut Strut
Emissions
Tons/yr of CO2 Emissions @ 15K mi/year
6.9 (2020) - 8.5
Electrical
Maximum Alternator Capacity (amps)
- - 180
Crash Test Ratings
Overall Rating
- - --
Overall Frontal Barrier Crash Rating
- -
Frontal Barrier Crash Rating Driver
- -
Frontal Barrier Crash Rating Passenger
- -
Overall Side Crash Rating
- - --
Side Barrier Rating
- - --
Side Barrier Rating Driver
- - --
Side Barrier Rating Passenger Rear Seat
- - --
Side Pole Rating Driver Front Seat
- - --
Combined Side Rating Front Seat
- - --
Combined Side Rating Rear Seat
- - --
Rollover Rating
- -
Next Steps: Get Free Price Quotes!
2021 Audi A4
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2021 BMW 3-Series
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2020 Mercedes-Benz C Class
  • 2020 C-Class is in showrooms
  • Discounts: Up to $4,500 off (sedan)
  • Lease: $449/mo. (sedan)
  • Finance: 0% APR for 36 mo.
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