| 1 | 0 | 3 | 4 | 3 | 4 |
Mercedes-Benz GLS 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 GLS vs. Audi A6 / S6 Invoice Comparison
Lowest Total Price: $84,900 Audi A6 / S6 S6 4.0 TFSI | ||
| Difference: $41,935 | ||
Lowest Total Invoice: $79,033 Audi A6 / S6 S6 4.0 TFSI | ||
| Difference: $38,993 | ||
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| Model Year | 2018 | 2018 |
| Model | GLS | A6 / S6 |
| Trim | AMG GLS63 | S6 4.0 TFSI |
| Body | 4dr SUV | 4dr Sedan |
| Base Price | $125,300 | $71,900 |
| Base Invoice | $116,529 | $66,868 |
| Wood trim, alternative type | 160 | 1,250 |
| Sunshades, second row | 380 | |
| Cold Weather Package | 500 | |
| Comfort Seating Package | 1,850 | |
| Driver Assistance Package | 2,000 | |
| Prestige Package | 2,500 | |
| Metallic paint (extra cost) | 575 | |
| Rear side airbags | 350 | |
| Synthetic suede headliner | 3,000 | |
| Wood trim, alternative type | 149 | 1,164 |
| Sunshades, second row | 353 | |
| Cold Weather Package | 467 | |
| Comfort Seating Package | 1,722 | |
| Driver Assistance Package | 1,860 | |
| Prestige Package | 2,326 | |
| Metallic paint (extra cost) | 536 | |
| Rear side airbags | 325 | |
| Synthetic suede headliner | 2,790 | |
| Options (change) | 540 | 12,025 |
| Options (change) | 502 | 11,190 |
| Destination | 995 | 975 |
| Total Price | $126,835 | $84,900 |
| Total Invoice | $118,026 | $79,033 |
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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 GLS 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 GLS vs. Audi A6 / S6
| Lowest Adjusted Price and Invoice: Audi A6 / S6 S6 4.0 TFSI | ||
| TrueDelta Adjusted Price Difference: $35,930 | ||
| TrueDelta Adjusted Invoice Difference: $33,405 | ||
| Model Year | 2018 | 2018 |
| Model | GLS | A6 / S6 |
| Trim | AMG GLS63 | S6 4.0 TFSI |
| Body | 4dr SUV | 4dr Sedan |
| Engine | 550hp V8 | 450hp V8 |
| Transmission | T7 | S7 |
| Drivetrain | AWD | AWD |
| EPA Fuel Economy (city/highway) | 13/17 MPG | 16/24 MPG |
| Audio (watts, speakers) | 830, 14 | 630, 14 |
| Tire (rear if not all the same) | 295/40-21 | 255/35-20 |
| Total Price | $126,835 | $84,900 |
| Adjustments for Features | -6,005 | 0 |
| Feature-Adjusted Total Price | $120,830 | $84,900 |
| Total Invoice | $118,026 | $79,033 |
| Adjustments for Features | -5,588 | 0 |
| Feature-Adjusted Total Invoice | $112,438 | $79,033 |
Features Comparison: Mercedes-Benz GLS vs. Audi A6 / S6
| Model Year | 2018 | 2018 |
| Model | GLS | A6 / S6 |
| Trim | AMG GLS63 | S6 4.0 TFSI |
| Body | 4dr SUV | 4dr Sedan |
| Transmission and Drivetrain | ||
| 7-speed manually-shiftable automatic | $1200 | |
| 7-speed automated manual | $1200 | |
| AWD | $1700 | $1700 |
| Accessories | ||
| AC power outlet | $100 | |
| Hands-free trunk or liftgate | $100 | |
| Heated / cooled cup holders, front row | $75 | |
| Heated steering wheel | $100 | |
| Power door closers | $300 | |
| Power flip-out rear side windows | $125 | |
| Power liftgate | $350 | |
| Power trunk closer | $350 | |
| Remote app | $25 | |
| Remote climate control | $25 | |
| Remote start via app | $75 | |
| Remote window/roof operation | $15 | |
| Semi-automated parking system | $500 | |
| Sunshade, rear, power | $225 | |
| Brakes, Airbags, and Other Safety | ||
| Active or whiplash-reducing head restraints, front seats | $0 | |
| Automatic braking, high-speed or partial | $200 | |
| Blind spot collision prevention | $150 | |
| Collision preparation system, rear | $100 | |
| Driver drowsiness monitor | $150 | |
| Hill descent control | $250 | |
| Knee airbag, passenger | $75 | |
| Lane departure prevention | $150 | |
| Lane departure prevention, steering-based | $200 | |
| Secondary collision brake assist | $25 | |
| Side curtain airbags | $350 | |
| Side curtain airbags, three rows | $500 | |
| Trailer sway control | $25 | |
| Wide-view front camera | $150 | |
| Wide-view rear camera | $0 | |
| Cargo Management | ||
| Aluminum roof rails | $250 | |
| Cargo cover | $75 | |
| Console with shifter | $150 | |
| Console without shifter | $150 | |
| Rear seat pass-through | $100 | |
| Climate Control | ||
| Rear dual-zone climate control | $125 | |
| Rear HVAC unit | $400 | |
| Rear wiper | $175 | |
| Residual heat | $50 | |
| Engine / Motor | ||
| Dual-mode exhaust, switchable | $500 | |
| Regenerative braking | $0 | |
| Exterior | ||
| Deep-tinted rear windows | $275 | |
| Glass roof panel(s) | $300 | |
| Panoramic sunroof | $1200 | |
| Rear bumper protector | $40 | |
| Rear spoiler | $200 | |
| Running boards | $350 | |
| Sunroof | $900 | |
| Wheel-lip moldings | $75 | |
| Infotainment | ||
| 4G LTE connectivity | $0 | |
| App support | $0 | |
| Aux input | $50 | |
| Handwriting recognition | $200 | |
| Navigation map updates, three years | $0 | |
| SMS text-to-speech reader | $25 | |
| Telematics service, such as OnStar, with navigation | $225 | |
| Instruments, Lights, and Mirrors | ||
| Adaptive headlights | $200 | |
| Analog clock | $25 | |
| Auto-dimming passenger-side mirror | $75 | |
| Head-up display (HUD) | $350 | |
| Interior ambient lighting | $150 | |
| Interior ambient lighting, configurable | $150 | |
| Seats and Interior Trim | ||
| Leather seating surfaces, third-row seats | $200 | |
| Manual recliner, second row seats | $75 | |
| Metal pedals | $75 | |
| Power headrest height adjuster, driver seat | $50 | |
| Power headrest height adjuster, passenger seat | $50 | |
| Power release, second row seats | $50 | |
| Power thigh bolsters, driver seat | $100 | |
| Power thigh bolsters, passenger seat | $100 | |
| Power-folding third row seats | $1000 | |
| Upholstered instrument panel, leather | $1000 | |
| Suspension, Wheels, and Tires | ||
| Active stabilizer bars | $500 | |
| Adaptive dampers - electrical | $500 | |
| Crosswind stabilization | $50 | |
| Total Value of Features | $13,505 | $7,500 |
| Value of Feature Adjustments | $6,005 | $0 |
| Value of Feature Adjustments | -5,588 | 0 |
Specifications Comparison: Mercedes-Benz GLS vs. Audi A6 / S6
| Model Year | 2018 | 2018 |
| Model | GLS | A6 / S6 |
| Body | 4dr SUV | 4dr Sedan |
| Wheelbase | 121.1 in | 114.6 in |
| Length | 202.0 in | 194.2 in |
| Width | 76.1 in | 73.8 in |
| Height | 72.8 in | 57.8 in |
| Curb Weight | 5,754 lb. | 4,398 lb. |
| Fuel Capacity | 26.4 gal. | 19.8 gal. |
| Row 1 Headroom | 41.2 in | 37.2 in |
| Row 1 Shoulder Room | 58.5 in | 57.5 in |
| Row 1 Legroom | 40.3 in | 41.3 in |
| Row 2 Headroom | 40.0 in | 37.8 in |
| Row 2 Shoulder Room | 58.3 in | 56.3 in |
| Row 2 Legroom | 38.5 in | 37.4 in |
| Row 3 Headroom | 38.9 in | 0.0 in |
| Row 3 Shoulder Room | 50.5 in | 0.0 in |
| Row 3 Legroom | 35.0 in | 0.0 in |
| Cargo Volume, Minimum | 16.0 ft3 | 14.1 ft3 |
| Cargo Volume, Behind R2 | 49.4 ft3 | 14.1 ft3 |
| Cargo Volume, Maximum | 93.8 ft3 | 14.1 ft3 |
Option Package Details
Audi A6 / S6 S6 4.0 TFSI
| Cold Weather Package | ||
| Feature | Value | Requested? |
| Heated second row seats | 200 | Yes |
| Heated steering wheel | 100 | No |
| Total Requested | 200 | 67% |
| Total Not Requested | 100 | 33% |
| Comfort Seating Package | ||
| Feature | Value | Requested? |
| Cooled or ventilated front seats | 300 | Yes |
| Power thigh support length adjuster, driver seat | 100 | Yes |
| Power thigh bolsters, driver seat | 100 | No |
| Power seatback bolsters, driver seat | 100 | Yes |
| Power thigh support length adjuster, passenger seat | 100 | Yes |
| Power thigh bolsters, passenger seat | 100 | No |
| Power seatback bolsters, passenger seat | 100 | Yes |
| Memory system, passenger seat | 150 | Yes |
| Massage, driver seat | 100 | Yes |
| Massage, passenger seat | 100 | Yes |
| Total Requested | 1050 | 84% |
| Total Not Requested | 200 | 16% |
| Driver Assistance Package | ||
| Feature | Value | Requested? |
| Auto-dimming headlights | 200 | Yes |
| Radar- or camera-based collision preparation system | 0 | Yes |
| Lane departure warning | 200 | Yes |
| Adaptive cruise control, all-speed | 700 | Yes |
| Automatic braking, low-speed | 200 | Yes |
| Forward collision warning | 200 | Yes |
| Lane departure prevention, steering-based | 200 | No |
| Total Requested | 1500 | 88% |
| Total Not Requested | 200 | 12% |
| Prestige Package | ||
| Feature | Value | Requested? |
| Sunshades, second row | 125 | Yes |
| Sunshade, rear, power | 225 | No |
| Power trunk closer | 350 | Yes |
| Head-up display (HUD) | 350 | No |
| Around view cameras | 300 | Yes |
| Wide-view front camera | 150 | No |
| Hands-free trunk or liftgate | 100 | No |
| Wide-view rear camera | 0 | No |
| Total Requested | 775 | 48% |
| Total Not Requested | 825 | 52% |
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