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Audi A4 vs Mercedes-Benz C320

Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.

Vehicles

Audi logo

2020 Audi A4

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Mercedes-Benz logo

2005 Mercedes-Benz C320

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Overview

SpecAudi A4PremiumMercedes-Benz C320C320
Selected trimPremiumC320
Body styleSedanHatchback
Drivetrainfront wheel driverear wheel drive
Fuel typepremium unleaded (required)premium unleaded (required)
Transmission7-speed automated manual6-speed manual
Engine typegasgas
Model year20202005

Pricing & market

SpecAudi A4PremiumMercedes-Benz C320C320
MSRP$37,400$28,250 (best)
Lowest listing price$15,423 (best)—
Median listing price$18,627 (best)—
Highest listing price$20,801 (best)—
For sale now5 (best)0

Fuel economy & range

SpecAudi A4PremiumMercedes-Benz C320C320
Combined MPG30 MPG (best)18 MPG
City MPG27 MPG (best)16 MPG
Highway MPG35 MPG (best)22 MPG
Fuel tank15.3 gal16.4 gal (best)

Performance

SpecAudi A4PremiumMercedes-Benz C320C320
Horsepower188 hp215 hp (best)
Torque236 lb-ft (best)229 lb-ft
Engine size2 L3.2 L (best)
CylindersI4V6

Size & capability

SpecAudi A4PremiumMercedes-Benz C320C320
Seating5 seats (best)4 seats
Doors4 (best)3
Cargo volume12 cu ft38.1 cu ft (best)
Curb weight3,417 lbs3,385 lbs (best)
Ground clearance—6.3 in (best)
Wheelbase111 in (best)106.9 in
Length187.5 in (best)171 in
Width72.7 in (best)68 in
Height56.2 in (best)54.3 in

Safety & recalls

SpecAudi A4PremiumMercedes-Benz C320C320
NHTSA overall5 / 5 ★ (best)—
Frontal crash (driver)4 / 5 ★ (best)—
Frontal crash (passenger)4 / 5 ★ (best)—
Side crash (driver)5 / 5 ★ (best)—
Side crash (passenger)5 / 5 ★ (best)—
Side pole5 / 5 ★ (best)—
Rollover5 / 5 ★ (best)—
Open recalls (YMM scope)3 (best)4

Highlighted values indicate the better figure for that spec when a clear winner exists. Specs reflect the selected trim for each vehicle. Drag a vehicle header to reorder columns. MSRP and specifications are manufacturer data; listing prices and inventory come from live dealer listings. Safety ratings are from NHTSA.

Trim overview

All available trims with MSRP. The trim selected above is highlighted; comparison specs use that selection.

TrimAudi A4Mercedes-Benz C320
1

Premium

$37,400 MSRP(Currently comparing)

C320

$28,250 MSRP(Currently comparing)

2

Premium Plus

$41,000 MSRP

C320

$37,350 MSRP

3

Prestige

$46,950 MSRP

C320 Luxury

$37,950 MSRP

4—

C320 Luxury 4MATIC

$39,150 MSRP

Live inventory

Audi A4 vs Mercedes-Benz C320 FAQ

Which is better: 2020 Audi A4 or 2005 Mercedes-Benz C320?
It depends on priorities. OpenDealer compares 2020 Audi A4 vs 2005 Mercedes-Benz C320 on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
Which costs less: 2020 Audi A4 or 2005 Mercedes-Benz C320?
Based on starting MSRP, the 2005 Mercedes-Benz C320 starts lower at $28,250. Live Audi A4 listings start at $15,423.
Which has better startingMsrp: 2020 Audi A4 or 2005 Mercedes-Benz C320?
The 2005 Mercedes-Benz C320 leads on startingMsrp in this comparison (28,250).
Which has better combinedMpg: 2020 Audi A4 or 2005 Mercedes-Benz C320?
The 2020 Audi A4 leads on combinedMpg in this comparison (30).
Which has better horsepower: 2020 Audi A4 or 2005 Mercedes-Benz C320?
The 2005 Mercedes-Benz C320 leads on horsepower in this comparison (215).
How do the NHTSA safety ratings compare for 2020 Audi A4 vs 2005 Mercedes-Benz C320?
NHTSA overall crash-test ratings in this comparison: Audi A4 (5/5 NHTSA overall).