Choosing between the 2025 Mercedes-Benz CLA and the Audi A3 can be a tough decision, as both offer a blend of luxury, performance, and cutting-edge technology in a compact sedan package. If you’re in the market for a premium daily driver, this comparison will help you decide which model suits your needs best.
Exterior Design & Styling
- Mercedes-Benz CLA: The CLA boasts a sleek and aggressive coupe-like silhouette, featuring redesigned LED headlights, a sportier grille, and refined aerodynamics that enhance both aesthetics and performance.
- Audi A3: The A3 maintains a more traditional yet sophisticated sedan design, with sharp lines, an updated front fascia, and Audi’s signature Singleframe grille.
Winner: Mercedes-Benz CLA, for its more dynamic and coupe-inspired styling.
Interior & Technology
- Mercedes-Benz CLA: Features a 12.3-inch MBUX touchscreen infotainment system, wireless Apple CarPlay & Android Auto, ambient lighting, and a panoramic sunroof. The premium Burmester audio system enhances the cabin experience.
- Audi A3: Comes with a 10.1-inch touchscreen MMI infotainment system, Audi Virtual Cockpit digital cluster, wireless connectivity options, and high-quality materials.
Winner: Mercedes-Benz CLA, for its larger display and immersive technology.
Performance & Engine Options
| Model | Engine | Horsepower | 0-60 mph |
|---|---|---|---|
| Mercedes-Benz CLA 250 | 2.0L Turbocharged Inline-4 | 221 HP | ~6.3 sec |
| Mercedes-AMG CLA 35 | 2.0L Turbocharged Inline-4 | 302 HP | ~4.8 sec |
| Mercedes-AMG CLA 45 S | 2.0L Turbocharged Inline-4 | 416 HP | ~3.9 sec |
| Audi A3 40 TFSI | 2.0L Turbocharged Inline-4 | 201 HP | ~6.6 sec |
| Audi S3 | 2.0L Turbocharged Inline-4 | 306 HP | ~4.5 sec |
| Audi RS3 | 2.5L Turbocharged Inline-5 | 401 HP | ~3.8 sec |
Winner: Audi RS3, for its most powerful engine, but the Mercedes-AMG CLA 45 S is a close competitor.
Fuel Efficiency
- Mercedes-Benz CLA 250: Estimated 28 MPG (city) / 37 MPG (highway).
- Audi A3 40 TFSI: Estimated 29 MPG (city) / 38 MPG (highway).
- Performance models (AMG CLA 45 S & Audi RS3) have slightly lower fuel economy due to higher power output.
Winner: Audi A3, by a slight margin in efficiency.
Safety & Driver Assistance
- Mercedes-Benz CLA: Comes with Active Brake Assist, Adaptive Cruise Control, Lane Keeping Assist, Blind Spot Monitoring, and a 360-degree camera system.
- Audi A3: Includes Audi Pre Sense Basic, Adaptive Cruise Control, Lane Departure Warning, and Front & Rear Parking Sensors.
Winner: Mercedes-Benz CLA, for its more advanced driver-assist features.
Price & Value
| Model | Starting Price (Estimated) |
|---|---|
| Mercedes-Benz CLA 250 | $41,000 |
| Mercedes-AMG CLA 35 | $51,000 |
| Mercedes-AMG CLA 45 S | $61,000 |
| Audi A3 40 TFSI | $36,000 |
| Audi S3 | $47,000 |
| Audi RS3 | $61,000 |
Winner: Audi A3, for a more affordable starting price.
Final Verdict: Which One Should You Buy?
- If you prioritize luxury, cutting-edge tech, and advanced safety, go for the Mercedes-Benz CLA.
- If you’re looking for value, efficiency, and traditional luxury, the Audi A3 is a great option.
- If performance is your main focus, the Audi RS3 and Mercedes-AMG CLA 45 S are both excellent choices.
Overall, the Mercedes-Benz CLA wins in luxury, tech, and safety, while the Audi A3 excels in pricing and efficiency. Your decision should depend on your budget and personal preferences!
Which sedan would you choose? Let us know in the comments!