The Audi A6 and Mercedes-Benz E-Class are the core of the mid-size luxury sedan segment along with the BMW 5-Series, and offer German quality and panache with tech superiority.
The Infiniti Q70 and Lexus GS are the RLX’s Japanese counterparts, but both are just about as dated as the Acura.
Volvo’s sleek and stylish S90 offers impressive comfort and a plug-in hybrid powertrain that’s pricey but potent.
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 2020 Acura RLX#18 in Luxury Mid-Size Cars Get Your Price |  2020 Audi A6Get Your Price |  2020 Lexus GS#21 in Luxury Mid-Size Cars Get Your Price |  2020 Mercedes-Benz E Class#1 in Wagons Get Your Price |  2020 Volvo S90#7 in Luxury Large Cars Get Your Price |
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| Quick Specs | ||||
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The 2020 Acura RLX’s familiar shape hides a forward-thinking powertrain. |
The 2020 Audi A6 is as good as mid-size luxury sedans get—for those still shopping sedans. |
The 2020 Lexus GS is a stylish, sporty sedan for nonconformists. |
It's good to be the king: There's a reason the 2020 Mercedes-Benz E-Class family of cars still rules the mid-size luxury roost. |
The 2020 Volvo S90 is a mid-size luxury sedan that's an antidote for buyers wary of the German same-ness. |
| MSRP From | ||||
| $54,900 | $54,900 | $51,065 | $54,050 | $50,550 |
| Gas Mileage | ||||
| 20 MPG City / 29 MPG Hwy | 18 MPG City / 32 MPG Hwy | 16 MPG City / 28 MPG Hwy | 15 MPG City / 32 MPG Hwy | 21 MPG City / 31 MPG Hwy |
| Engine | ||||
| Premium Unleaded V-6 | Intercooled Turbo Gas/Electric I-4 | Premium Unleaded V-6 | Intercooled Turbo Premium Unleaded I-4 | Turbo/Supercharger Premium Unleaded I-4 |
| EPA Class | ||||
| Mid-Size Cars | Mid-Size Cars | Mid-Size Cars | Mid-Size Cars | Mid-Size Cars |
| Style Name | ||||
| Sedan w/Technology Pkg | Premium 45 TFSI quattro | GS 350 AWD | E 350 RWD Sedan | T6 AWD Momentum |
| Drivetrain | ||||
| Front Wheel Drive | All Wheel | All Wheel | Rear Wheel Drive | All Wheel |
| Passenger Capacity | ||||
| 5 | 5 | 5 | 5 | 5 |
| Passenger Doors | ||||
| N/A | N/A | N/A | N/A | N/A |
| Body Style | ||||
| Sedan | quattro Sedan | Sedan | Sedan | Sedan |
| Transmission | ||||
| Automatic w/OD | Auto-Shift Manual w/OD | Automatic w/OD | Automatic w/OD | Automatic w/OD |
| Detailed Spec Comparison | ||||
| 2020 Acura RLX vs. 2020 Audi A6 | 2020 Acura RLX vs. 2020 Lexus GS | 2020 Acura RLX vs. 2020 Mercedes-Benz E Class | 2020 Acura RLX vs. 2020 Volvo S90 | |
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