Audi A4 vs Mercedes-Benz SLK230
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2004 Mercedes-Benz SLK230
Overview
| Spec | Audi A4Premium | Mercedes-Benz SLK230SLK230 |
|---|---|---|
| Selected trim | Premium | SLK230 |
| Body style | Sedan | Convertible |
| Drivetrain | front wheel drive | rear wheel drive |
| Fuel type | premium unleaded (required) | premium unleaded (required) |
| Transmission | 7-speed automated manual | 6-speed manual |
| Engine type | gas | gas |
| Model year | 2020 | 2004 |
Pricing & market
| Spec | Audi A4Premium | Mercedes-Benz SLK230SLK230 |
|---|---|---|
| MSRP | $37,400 (best) | $39,600 |
| Lowest listing price | $14,423 (best) | — |
| Median listing price | $19,314 (best) | — |
| Highest listing price | $20,801 (best) | — |
| For sale now | 4 (best) | 0 |
Fuel economy & range
| Spec | Audi A4Premium | Mercedes-Benz SLK230SLK230 |
|---|---|---|
| Combined MPG | 30 MPG (best) | 21 MPG |
| City MPG | 27 MPG (best) | 19 MPG |
| Highway MPG | 35 MPG (best) | 26 MPG |
| Fuel tank | 15.3 gal | 15.9 gal (best) |
Performance
| Spec | Audi A4Premium | Mercedes-Benz SLK230SLK230 |
|---|---|---|
| Horsepower | 188 hp | 192 hp (best) |
| Torque | 236 lb-ft (best) | 200 lb-ft |
| Engine size | 2 L | 2.3 L (best) |
| Cylinders | I4 | I4 |
Size & capability
| Spec | Audi A4Premium | Mercedes-Benz SLK230SLK230 |
|---|---|---|
| Seating | 5 seats (best) | 2 seats |
| Doors | 4 (best) | 2 |
| Cargo volume | 12 cu ft (best) | 9.5 cu ft |
| Curb weight | 3,417 lbs | 3,055 lbs (best) |
| Wheelbase | 111 in (best) | 94.5 in |
| Length | 187.5 in (best) | 157.9 in |
| Width | 72.7 in (best) | 67.5 in |
| Height | 56.2 in (best) | 50.4 in |
Safety & recalls
| Spec | Audi A4Premium | Mercedes-Benz SLK230SLK230 |
|---|---|---|
| NHTSA overall | 5 / 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 pole | 5 / 5 ★ (best) | — |
| Rollover | 5 / 5 ★ (best) | — |
| Open recalls (YMM scope) | 3 | None reported (best) |
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.
| Trim | Audi A4 | Mercedes-Benz SLK230 |
|---|---|---|
| 1 | Premium $37,400 MSRP(Currently comparing) | SLK230 $39,600 MSRP(Currently comparing) |
| 2 | Premium Plus $41,000 MSRP | — |
| 3 | Prestige $46,950 MSRP | — |
Live inventory
Audi A44 for sale
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Used2018 Audi A4
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Used2019 Audi A4
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Used2017 Audi A4
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Audi A4 vs Mercedes-Benz SLK230 FAQ
- Which is better: 2020 Audi A4 or 2004 Mercedes-Benz SLK230?
- It depends on priorities. OpenDealer compares 2020 Audi A4 vs 2004 Mercedes-Benz SLK230 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 2004 Mercedes-Benz SLK230?
- Based on starting MSRP, the 2020 Audi A4 starts lower at $37,400. Live Audi A4 listings start at $14,423.
- Which has better startingMsrp: 2020 Audi A4 or 2004 Mercedes-Benz SLK230?
- The 2020 Audi A4 leads on startingMsrp in this comparison (37,400).
- Which has better combinedMpg: 2020 Audi A4 or 2004 Mercedes-Benz SLK230?
- The 2020 Audi A4 leads on combinedMpg in this comparison (30).
- Which has better horsepower: 2020 Audi A4 or 2004 Mercedes-Benz SLK230?
- The 2004 Mercedes-Benz SLK230 leads on horsepower in this comparison (192).
- Which has better seats: 2020 Audi A4 or 2004 Mercedes-Benz SLK230?
- The 2020 Audi A4 leads on seats in this comparison (5).
- How do the NHTSA safety ratings compare for 2020 Audi A4 vs 2004 Mercedes-Benz SLK230?
- NHTSA overall crash-test ratings in this comparison: Audi A4 (5/5 NHTSA overall).