| 1 | 0 | 3 | 4 | 3 | 4 |
Audi A6 / S6 vs. Mercedes-Benz SLK Price Comparison (MSRP)The sticker prices, before adjusting for remaining feature differences. Usually these are the numbers you will see on the window stickers.
Models in short supply often sell at or even above these prices.
Models in short supply often sell at or even above these prices.
Audi A6 / S6 vs. Mercedes-Benz SLK Invoice Comparison
Lowest Total Price: $73,950 Audi A6 / S6 S6 4.0 TFSI | ||
| Difference: $6,405 | ||
Lowest Total Invoice: $68,846 Audi A6 / S6 S6 4.0 TFSI | ||
| Difference: $5,951 | ||
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| Model Year | 2018 | 2015 |
| Model | A6 / S6 | SLK |
| Trim | S6 4.0 TFSI | SLK55 AMG |
| Body | 4dr Sedan | 2dr Hardtop conv. |
| Base Price | $71,900 | $70,900 |
| Base Invoice | $66,868 | $65,937 |
| Metallic paint (extra cost) | 575 | 720 |
| Carbon fiber trim | 500 | 2,250 |
| Multimedia Package | 2,330 | |
| Automatic climate control, front | 760 | |
| Obstacle detection, rear | 970 | |
| Proximity key | 650 | |
| Illuminated door sill trim plates | 850 | |
| Metallic paint (extra cost) | 536 | 670 |
| Carbon fiber trim | 467 | 2,093 |
| Multimedia Package | 2,167 | |
| Automatic climate control, front | 707 | |
| Obstacle detection, rear | 902 | |
| Proximity key | 605 | |
| Illuminated door sill trim plates | 791 | |
| Options (change) | 1,075 | 8,530 |
| Options (change) | 1,003 | 7,935 |
| Destination | 975 | 925 |
| Total Price | $73,950 | $80,355 |
| Total Invoice | $68,846 | $74,797 |
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While we strive for accuracy, the site is not error-free, and prices can change at any time.
Dealer Price Quotes
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Want to find out how much dealers are willing to discount these cars? Request free, no-obligation Audi A6 / S6 dealer quotes or Mercedes-Benz SLK dealer quotes from dealers using our car quote form. The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours. |
TrueDelta Value Comparison: Audi A6 / S6 vs. Mercedes-Benz SLK
| Lowest Adjusted Price and Invoice: Audi A6 / S6 S6 4.0 TFSI | ||
| TrueDelta Adjusted Price Difference: $4,585 | ||
| TrueDelta Adjusted Invoice Difference: $4,257 | ||
| Model Year | 2018 | 2015 |
| Model | A6 / S6 | SLK |
| Trim | S6 4.0 TFSI | SLK55 AMG |
| Body | 4dr Sedan | 2dr Hardtop conv. |
| Engine | 450hp V8 | 415hp V8 |
| Transmission | S7 | T7 |
| Drivetrain | AWD | RWD |
| EPA Fuel Economy (city/highway) | 16/24 MPG | 19/28 MPG |
| Audio (watts, speakers) | 630, 14 | 500, 11 |
| Tire (rear if not all the same) | 255/35-20 | 235/40-18 |
| Total Price | $73,950 | $80,355 |
| Adjustments for Features | 0 | -1,820 |
| Feature-Adjusted Total Price | $73,950 | $78,535 |
| Total Invoice | $68,846 | $74,797 |
| Adjustments for Features | 0 | -1,694 |
| Feature-Adjusted Total Invoice | $68,846 | $73,103 |
Features Comparison: Audi A6 / S6 vs. Mercedes-Benz SLK
| Model Year | 2018 | 2015 |
| Model | A6 / S6 | SLK |
| Trim | S6 4.0 TFSI | SLK55 AMG |
| Body | 4dr Sedan | 2dr Hardtop conv. |
| Transmission and Drivetrain | ||
| 7-speed automated manual | $1200 | |
| 7-speed manually-shiftable automatic | $1200 | |
| AWD | $1700 | |
| RWD | $0 | |
| Accessories | ||
| Parking guidance system - passive | $250 | |
| Power rear side windows | $200 | |
| Remote app | $25 | |
| Remote window/roof operation | $15 | |
| Brakes, Airbags, and Other Safety | ||
| Active or whiplash-reducing head restraints, front seats | $0 | |
| Blind spot warning system | $200 | |
| Collision preparation system, rear | $100 | |
| Driver drowsiness monitor | $150 | |
| Rearview camera | $200 | |
| Roll bar | $200 | |
| Rollover sensor | $50 | |
| Secondary collision brake assist | $25 | |
| Torque vectoring, brake-based | $100 | |
| Cargo Management | ||
| Cargo net | $40 | |
| Rear seat pass-through | $100 | |
| Climate Control | ||
| Automatic air recirculation | $100 | |
| Rear air vents with automatic controls | $250 | |
| Rear dual-zone climate control | $125 | |
| Engine / Motor | ||
| Regenerative braking | $0 | |
| Exterior | ||
| Body kit | $0 | |
| Glass roof panel(s) | $300 | |
| Laminated front side windows | $200 | |
| Power retractable hardtop | $6750 | |
| Rear spoiler | $200 | |
| Sunroof | $900 | |
| Infotainment | ||
| 4G LTE connectivity | $0 | |
| Android Auto support | $100 | |
| App support | $0 | |
| Apple CarPlay support | $100 | |
| Handwriting recognition | $200 | |
| Navigation map updates, three years | $0 | |
| SMS text-to-speech reader | $25 | |
| Telematics service, such as OnStar, with navigation | $225 | |
| Wi-Fi hotspot | $50 | |
| Instruments, Lights, and Mirrors | ||
| Analog clock | $25 | |
| Auto-dimming headlights | $200 | |
| Auto-dimming passenger-side mirror | $75 | |
| Headlight washers | $50 | |
| Illuminated visor mirror, driver | $50 | |
| Illuminated visor mirror, passenger | $50 | |
| LED headlights | $1000 | |
| Steering-linked headlights | $150 | |
| Visor mirror, driver | $10 | |
| Visor mirror, passenger | $10 | |
| Xenon HID headlights | $500 | |
| Seats and Interior Trim | ||
| Center armrest(s), second row | $50 | |
| Folding second row seats | $300 | |
| Memory system, passenger seat | $150 | |
| Neck-level heating, front seats | $150 | |
| No leather in second row | $-300 | |
| Synthetic suede inserts in leather seating surfaces | $0 | |
| Suspension, Wheels, and Tires | ||
| Air suspension, auto-leveling and height adjustable | $1000 | |
| Electronic systems calibration selector | $200 | |
| Total Value of Features | $8,565 | $10,385 |
| Value of Feature Adjustments | $0 | $1,820 |
| Value of Feature Adjustments | 0 | -1,694 |
Specifications Comparison: Audi A6 / S6 vs. Mercedes-Benz SLK
| Model Year | 2018 | 2015 |
| Model | A6 / S6 | SLK |
| Body | 4dr Sedan | 2dr Hardtop conv. |
| Wheelbase | 114.6 in | 95.7 in |
| Length | 194.2 in | 162.8 in |
| Width | 73.8 in | 71.5 in |
| Height | 57.8 in | 51.2 in |
| Curb Weight | 4,398 lb. | 3,583 lb. |
| Fuel Capacity | 19.8 gal. | 15.9 gal. |
| Row 1 Headroom | 37.2 in | 38.0 in |
| Row 1 Shoulder Room | 57.5 in | 52.2 in |
| Row 1 Legroom | 41.3 in | 42.5 in |
| Row 2 Headroom | 37.8 in | 0.0 in |
| Row 2 Shoulder Room | 56.3 in | 0.0 in |
| Row 2 Legroom | 37.4 in | 0.0 in |
| Cargo Volume, Minimum | 14.1 ft3 | 6.4 ft3 |
| Cargo Volume, Maximum | 14.1 | 10.1 ft3 |
Option Package Details
Mercedes-Benz SLK SLK55 AMG
| Automatic climate control, front | ||
| Feature | Value | Requested? |
| Automatic climate control, front | 200 | Yes |
| Dual-zone climate control | 125 | Yes |
| Total Requested | 325 | 100% |
| Total Not Requested | 0 | 0% |
| Obstacle detection, rear | ||
| Feature | Value | Requested? |
| Obstacle detection, rear | 250 | Yes |
| Obstacle detection, front | 150 | Yes |
| Parking guidance system - passive | 250 | No |
| Total Requested | 400 | 62% |
| Total Not Requested | 250 | 38% |
| Multimedia Package | ||
| Feature | Value | Requested? |
| DVD-compatible player | 0 | Yes |
| Media drive | 15 | Yes |
| Traffic + travel information | 25 | Yes |
| SD Card slot | 25 | Yes |
| In-vehicle Internet | 150 | Yes |
| App support | 0 | No |
| Navigation map updates, three years | 0 | No |
| Navigation system | 600 | Yes |
| Voice control for nav and audio | 100 | Yes |
| Total Requested | 915 | 100% |
| Total Not Requested | 0 | 0% |
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