| 1 | 0 | 3 | 4 | 3 | 4 |
Mercedes-Benz C-Class vs. Audi A6 / S6 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.
Mercedes-Benz C-Class vs. Audi A6 / S6 Invoice Comparison
Lowest Total Price: $63,180 Mercedes-Benz C-Class C55 | ||
| Difference: $11,120 | ||
Lowest Total Invoice: $58,903 Mercedes-Benz C-Class C55 | ||
| Difference: $10,267 | ||
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| Model Year | 2006 | 2018 |
| Model | C-Class | A6 / S6 |
| Trim | C55 | S6 4.0 TFSI |
| Body | 4dr Sedan | 4dr Sedan |
| Base Price | $54,450 | $71,900 |
| Base Invoice | $50,639 | $66,868 |
| Premium Package | 925 | |
| Metallic paint (extra cost) | 690 | 575 |
| Wood trim | 775 | |
| Satellite radio | 500 | |
| Bluetooth cell phone link | 765 | |
| Xenon HID headlights | 790 | |
| Navigation system | 2,210 | |
| Rear side airbags | 350 | |
| Sunshade, rear, power | 500 | |
| Premium Package | 860 | |
| Metallic paint (extra cost) | 642 | 536 |
| Wood trim | 721 | |
| Satellite radio | 465 | |
| Bluetooth cell phone link | 711 | |
| Xenon HID headlights | 735 | |
| Navigation system | 2,055 | |
| Rear side airbags | 325 | |
| Sunshade, rear, power | 466 | |
| Options (change) | 6,655 | 1,425 |
| Options (change) | 6,189 | 1,327 |
| Destination | 775 | 975 |
| Gas Tax | 1,300 | 0 |
| Total Price | $63,180 | $74,300 |
| Total Invoice | $58,903 | $69,170 |
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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 Mercedes-Benz C-Class dealer quotes or Audi A6 / S6 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: Mercedes-Benz C-Class vs. Audi A6 / S6
| Lowest Adjusted Price and Invoice: Mercedes-Benz C-Class C55 | ||
| TrueDelta Adjusted Price Difference: $4,405 | ||
| TrueDelta Adjusted Invoice Difference: $4,016 | ||
| Model Year | 2006 | 2018 |
| Model | C-Class | A6 / S6 |
| Trim | C55 | S6 4.0 TFSI |
| Body | 4dr Sedan | 4dr Sedan |
| Engine | 362hp V8 | 450hp V8 |
| Transmission | T5 | S7 |
| Drivetrain | RWD | AWD |
| EPA Fuel Economy (city/highway) | 17/22 MPG | 16/24 MPG |
| Audio (watts, speakers) | 320, 12 | 630, 14 |
| Tire (rear if not all the same) | 225/40-18 | 255/35-20 |
| Total Price | $63,180 | $74,300 |
| Adjustments for Features | 0 | -6,715 |
| Feature-Adjusted Total Price | $63,180 | $67,585 |
| Total Invoice | $58,903 | $69,170 |
| Adjustments for Features | 0 | -6,251 |
| Feature-Adjusted Total Invoice | $58,903 | $62,919 |
Features Comparison: Mercedes-Benz C-Class vs. Audi A6 / S6
| Model Year | 2006 | 2018 |
| Model | C-Class | A6 / S6 |
| Trim | C55 | S6 4.0 TFSI |
| Body | 4dr Sedan | 4dr Sedan |
| Transmission and Drivetrain | ||
| 5-speed manually-shiftable automatic | $1000 | |
| 7-speed automated manual | $1200 | |
| RWD | $0 | |
| AWD | $1700 | |
| Accessories | ||
| Proximity key | $250 | |
| Remote window/roof operation | $15 | |
| Sunshades, second row | $125 | |
| Brakes, Airbags, and Other Safety | ||
| Active or whiplash-reducing head restraints, front seats | $0 | |
| Blind spot warning system | $200 | |
| Collision preparation system, rear | $100 | |
| Knee airbag, driver | $75 | |
| Knee airbag, passenger | $75 | |
| Obstacle detection, front | $150 | |
| Obstacle detection, rear | $250 | |
| Rearview camera | $200 | |
| Rollover sensor | $50 | |
| Secondary collision brake assist | $25 | |
| Tire-pressure monitor | $75 | |
| Cargo Management | ||
| Cargo net | $40 | |
| Climate Control | ||
| Rear air vents | $100 | |
| Rear air vents with automatic controls | $250 | |
| Rear dual-zone climate control | $125 | |
| Residual heat | $50 | |
| Engine / Motor | ||
| Automatic start / stop | $150 | |
| Dual-mode exhaust, switchable | $500 | |
| Regenerative braking | $0 | |
| Exterior | ||
| Body kit | $0 | |
| Bodyside moldings | $75 | |
| Laminated front side windows | $200 | |
| Rear spoiler | $200 | |
| Infotainment | ||
| 4G LTE connectivity | $0 | |
| Android Auto support | $100 | |
| Apple CarPlay support | $100 | |
| Aux input | $50 | |
| Bluetooth audio streaming | $25 | |
| CD changer, remote | $200 | |
| DVD-compatible player | $0 | |
| Handwriting recognition | $200 | |
| HD radio | $50 | |
| In-vehicle Internet | $150 | |
| Media drive | $15 | |
| Telematics service, such as OnStar | $200 | |
| Traffic + travel information | $25 | |
| Voice control for nav and audio | $100 | |
| Wi-Fi hotspot | $50 | |
| Instruments, Lights, and Mirrors | ||
| Auto-dimming passenger-side mirror | $75 | |
| Compass | $0 | |
| Fog lights | $125 | |
| Headlight washers | $50 | |
| LED headlights | $1000 | |
| Power-folding mirrors | $50 | |
| Xenon HID headlights | $500 | |
| Seats and Interior Trim | ||
| Aluminum trim | $100 | |
| Illuminated door sill trim plates | $200 | |
| Manual lumbar adjuster, driver seat | $50 | |
| Manual tilt adjuster, passenger seat | $50 | |
| Memory system, passenger seat | $150 | |
| Power 4-way lumbar adjuster, driver seat | $150 | |
| Power 4-way lumbar adjuster, passenger seat | $150 | |
| Power headrest height adjuster, driver seat | $50 | |
| Power headrest height adjuster, passenger seat | $50 | |
| Power tilt adjuster, passenger seat | $100 | |
| Power-folding headrests, second row seats | $50 | |
| Suspension, Wheels, and Tires | ||
| Air suspension, auto-leveling and height adjustable | $1000 | |
| Electronic systems calibration selector | $200 | |
| Sport suspension (upgrade) | $0 | |
| Ultra-sport suspension (upgrade) | $0 | |
| Transmission | ||
| Steering-wheel-mounted transmission controls | $100 | |
| Total Value of Features | $2,965 | $9,680 |
| Value of Feature Adjustments | $0 | $6,715 |
| Value of Feature Adjustments | 0 | -6,251 |
Specifications Comparison: Mercedes-Benz C-Class vs. Audi A6 / S6
| Model Year | 2006 | 2018 |
| Model | C-Class | A6 / S6 |
| Body | 4dr Sedan | 4dr Sedan |
| Wheelbase | 106.9 in | 114.6 in |
| Length | 178.4 in | 194.2 in |
| Width | 68.0 in | 73.8 in |
| Height | 55.6 in | 57.8 in |
| Curb Weight | 3,540 lb. | 4,398 lb. |
| Fuel Capacity | 16.4 gal. | 19.8 gal. |
| Row 1 Headroom | 38.9 in | 37.2 in |
| Row 1 Shoulder Room | 53.1 in | 57.5 in |
| Row 1 Hip Room | 51.9 in | 0.0 in |
| Row 1 Legroom | 41.7 in | 41.3 in |
| Row 2 Headroom | 37.3 in | 37.8 in |
| Row 2 Shoulder Room | 54.3 in | 56.3 in |
| Row 2 Hip Room | 54.5 in | 0.0 in |
| Row 2 Legroom | 33.0 in | 37.4 in |
| Cargo Volume | 12.2 ft3 | 14.1 ft3 |
Option Package Details
Mercedes-Benz C-Class C55
| Premium Package | ||
| Feature | Value | Requested? |
| CD changer, remote | 200 | No |
| Rain-sensing wipers | 175 | Yes |
| Sunshade, rear, power | 225 | Yes |
| Total Requested | 400 | 67% |
| Total Not Requested | 200 | 33% |
Option Package Details
Audi A6 / S6 S6 4.0 TFSI
| Sunshade, rear, power | ||
| Feature | Value | Requested? |
| Sunshade, rear, power | 225 | Yes |
| Sunshades, second row | 125 | No |
| Total Requested | 225 | 64% |
| Total Not Requested | 125 | 36% |
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