| 1 | 0 | 3 | 4 | 3 | 4 |
Mercedes-Benz SL vs. Audi A4 / S4 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 SL vs. Audi A4 / S4 Invoice Comparison
Lowest Total Price: $51,785 Audi A4 / S4 A4 3.0 Cabriolet | ||||||
| Difference: $33,140 | ||||||
Lowest Total Invoice: $47,806 Audi A4 / S4 A4 3.0 Cabriolet | ||||||
| Difference: $31,239 | ||||||
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| Model Year | 2015 | 2015 | 2015 | 2015 | 2006 | 2006 |
| Model | SL | SL | SL | SL | A4 / S4 | A4 / S4 |
| Trim | SL400 | SL550 | SL63 AMG | SL65 AMG | A4 3.0 Cabriolet | S4 Cabriolet |
| Body | 2dr Hardtop conv. | 2dr Hardtop conv. | 2dr Hardtop conv. | 2dr Hardtop conv. | 2dr Convertible | 2dr Convertible |
| Base Price | $84,000 | $106,900 | $148,050 | $215,250 | $45,490 | $54,640 |
| Base Invoice | $78,120 | $99,417 | $137,687 | $200,183 | $42,010 | $50,256 |
| Wood trim | 0 | 0 | ||||
| Premium Package | 1,825 | 1,775 | ||||
| Metallic paint (extra cost) | 450 | 450 | ||||
| Sport suspension (upgrade) | 250 | |||||
| Tire-pressure monitor | 250 | 250 | ||||
| Obstacle detection, rear | 350 | 350 | ||||
| Bluetooth cell phone link | 500 | 500 | ||||
| Navigation system | 1,950 | 1,950 | ||||
| Audio controls on steering wheel | 150 | |||||
| Bose 215W 9 speakers | 1,000 | |||||
| Wood trim | 0 | 0 | ||||
| Premium Package | 1,661 | 1,615 | ||||
| Metallic paint (extra cost) | 410 | 410 | ||||
| Sport suspension (upgrade) | 228 | |||||
| Tire-pressure monitor | 228 | 228 | ||||
| Obstacle detection, rear | 319 | 319 | ||||
| Bluetooth cell phone link | 455 | 455 | ||||
| Navigation system | 1,775 | 1,775 | ||||
| Audio controls on steering wheel | 137 | |||||
| Bose 215W 9 speakers | 910 | |||||
| Options (change) | 0 | 0 | 0 | 0 | 5,575 | 6,425 |
| Options (change) | 0 | 0 | 0 | 0 | 5,076 | 5,849 |
| Destination | 925 | 925 | 925 | 925 | 720 | 720 |
| Gas Tax | 0 | 0 | 0 | 1,300 | 0 | 1,700 |
| Total Price | $84,925 | $107,825 | $148,975 | $217,475 | $51,785 | $63,485 |
| Total Invoice | $79,045 | $100,342 | $138,612 | $202,408 | $47,806 | $58,525 |
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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 SL dealer quotes or Audi A4 / S4 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 SL vs. Audi A4 / S4
| Lowest Adjusted Price and Invoice: Audi A4 / S4 A4 3.0 Cabriolet | ||||||
| TrueDelta Adjusted Price Difference: $27,435 | ||||||
| TrueDelta Adjusted Invoice Difference: $25,925 | ||||||
| Model Year | 2015 | 2015 | 2015 | 2015 | 2006 | 2006 |
| Model | SL | SL | SL | SL | A4 / S4 | A4 / S4 |
| Trim | SL400 | SL550 | SL63 AMG | SL65 AMG | A4 3.0 Cabriolet | S4 Cabriolet |
| Body | 2dr Hardtop conv. | 2dr Hardtop conv. | 2dr Hardtop conv. | 2dr Hardtop conv. | 2dr Convertible | 2dr Convertible |
| Engine | 329hp V6 | 429hp V8 | 577hp V8 | 621hp V12 | 220hp V6 | 340hp V8 |
| Transmission | T7 | T7 | T7 | T7 | T5 | M6 |
| Drivetrain | RWD | RWD | RWD | RWD | AWD | AWD |
| EPA Fuel Economy (city/highway) | / MPG | / MPG | / MPG | / MPG | / MPG | / MPG |
| Audio (watts, speakers) | 600, 11 | 600, 11 | 600, 11 | 900, 12 | 180, 9 | 215, 9 |
| Tire (rear if not all the same) | 255/40-18 | 255/40-18 | 255/35-19 | 255/35-19 | 235/45-17 | 235/40-18 |
| Total Price | $84,925 | $107,825 | $148,975 | $217,475 | $51,785 | $63,485 |
| Adjustments for Features | -6,305 | -9,355 | -13,780 | -20,730 | -600 | 0 |
| Feature-Adjusted Total Price | $78,620 | $98,470 | $135,195 | $196,745 | $51,185 | $63,485 |
| Cost Above Minimum | $0 | $19,850 | $56,575 | $118,125 | $0 | $12,300 |
| Total Invoice | $79,045 | $100,342 | $138,612 | $202,408 | $47,806 | $58,525 |
| Adjustments for Features | -5,868 | -8,706 | -12,821 | -19,294 | -554 | 0 |
| Feature-Adjusted Total Invoice | $73,177 | $91,636 | $125,791 | $183,114 | $47,252 | $58,525 |
| Cost Above Minimum | $0 | $18,459 | $52,614 | $109,937 | $0 | $11,273 |
Features Comparison: Mercedes-Benz SL vs. Audi A4 / S4
| Model Year | 2015 | 2015 | 2015 | 2015 | 2006 | 2006 |
| Model | SL | SL | SL | SL | A4 / S4 | A4 / S4 |
| Trim | SL400 | SL550 | SL63 AMG | SL65 AMG | A4 3.0 Cabriolet | S4 Cabriolet |
| Body | 2dr Hardtop conv. | 2dr Hardtop conv. | 2dr Hardtop conv. | 2dr Hardtop conv. | 2dr Convertible | 2dr Convertible |
| Transmission and Drivetrain | ||||||
| 7-speed manually-shiftable automatic | $1200 | $1200 | $1200 | $1200 | ||
| 5-speed manually-shiftable automatic | $1000 | |||||
| 6-speed manual | $150 | |||||
| RWD | $0 | $0 | $0 | $0 | ||
| AWD | $1700 | $1700 | ||||
| Accessories | ||||||
| Adaptive cruise control, all-speed | $850 | |||||
| Cruise control | $150 | $150 | $150 | $150 | $150 | |
| Hands-free trunk or liftgate | $100 | $100 | $100 | |||
| Power door closers | $300 | |||||
| Power rear side windows | $200 | $200 | ||||
| Power trunk closer | $350 | $350 | $350 | |||
| Proximity key | $250 | $250 | $250 | |||
| Remote app | $25 | $25 | $25 | $25 | ||
| Remote window/roof operation | $15 | $15 | $15 | $15 | ||
| Semi-automated parking system | $500 | $500 | $500 | |||
| Tilt/telescoping steering wheel, manual | $250 | $250 | ||||
| Tilt/telescoping steering wheel, power | $350 | $350 | $350 | $350 | ||
| Wind blocker | $300 | $300 | ||||
| Wind blocker, power small | $300 | $300 | $300 | $300 | ||
| Brakes, Airbags, and Other Safety | ||||||
| Active or whiplash-reducing head restraints, front seats | $0 | $0 | $0 | $0 | ||
| Automatic braking, high-speed or partial | $200 | |||||
| Automatic braking, low-speed | $200 | |||||
| Blind spot collision prevention | $150 | |||||
| Blind spot warning system | $200 | |||||
| Brake- or yaw-sensor-initiated collision preparation system | $0 | $0 | $0 | |||
| Driver drowsiness monitor | $150 | $150 | $150 | $150 | ||
| Forward collision warning | $200 | |||||
| Lane departure prevention | $150 | |||||
| Lane departure warning | $200 | |||||
| Night vision | $1750 | |||||
| Obstacle detection, front | $150 | $150 | $150 | |||
| Obstacle detection, rear | $250 | $250 | $250 | $250 | $250 | |
| Radar- or camera-based collision preparation system | $0 | |||||
| Rearview camera | $200 | $200 | $200 | |||
| Side curtain airbags | $350 | $350 | $350 | $350 | ||
| Tires, run-flat | $150 | $150 | ||||
| Torque vectoring, brake-based | $100 | $100 | $100 | $100 | ||
| Cargo Management | ||||||
| Air-conditioned storage compartment | $50 | $50 | $50 | $50 | ||
| Rear seat pass-through | $100 | $100 | ||||
| Ski sack | $50 | $50 | ||||
| Storage compartment under front seat(s) | $50 | $50 | $50 | $50 | ||
| Climate Control | ||||||
| Adaptive windshield washer system | $0 | $0 | $0 | $0 | ||
| Rain-sensing wipers | $175 | $175 | $175 | $175 | ||
| Residual heat | $50 | $50 | $50 | $50 | ||
| Variable intermittent wipers | $75 | $75 | ||||
| Wiper de-icer | $25 | $25 | $25 | $25 | ||
| Drivetrain | ||||||
| Limited-slip rear differential | $300 | $300 | ||||
| Engine / Motor | ||||||
| Automatic start / stop | $150 | $150 | $150 | $150 | ||
| Raised top speed limiter | $0 | $0 | ||||
| Exterior | ||||||
| Bodyside moldings | $75 | $75 | ||||
| Electronically-variable tint, sunroof or glass roof panel | $2000 | |||||
| Glass roof panel(s) | $300 | $300 | $300 | $300 | ||
| Power convertible top | $4000 | $4000 | ||||
| Power retractable hardtop | $6750 | $6750 | $6750 | $6750 | ||
| Rear spoiler | $200 | $200 | ||||
| Infotainment | ||||||
| App support | $0 | $0 | $0 | $0 | ||
| Aux input | $50 | $50 | $50 | $50 | ||
| Bluetooth audio streaming | $25 | $25 | $25 | $25 | ||
| CD changer, remote | $200 | $200 | ||||
| CD player | $125 | $125 | $125 | $125 | ||
| DVD-compatible player | $0 | $0 | $0 | $0 | ||
| HD radio | $50 | $50 | $50 | $50 | ||
| In-vehicle Internet | $150 | $150 | $150 | $150 | ||
| iPod integration | $100 | $100 | $100 | $100 | ||
| Media drive | $15 | $15 | $15 | $15 | ||
| MP3-compatible player | $50 | $50 | $50 | $50 | ||
| Navigation map updates, three years | $0 | $0 | $0 | $0 | ||
| Satellite radio | $200 | $200 | $200 | $200 | $200 | |
| SMS text-to-speech reader | $25 | $25 | $25 | $25 | ||
| Surround sound | $250 | $250 | $250 | $250 | ||
| Telematics service, such as OnStar, with navigation | $225 | $225 | $225 | $225 | ||
| Traffic + travel information | $25 | $25 | $25 | $25 | ||
| Voice control for nav and audio | $100 | $100 | $100 | $100 | ||
| Instruments, Lights, and Mirrors | ||||||
| Analog clock | $25 | $25 | ||||
| Auto-dimming headlights | $200 | $200 | $200 | $200 | ||
| Auto-dimming passenger-side mirror | $75 | $75 | ||||
| Chronometer | $100 | $100 | ||||
| Compass | $0 | $0 | ||||
| Cornering lights | $50 | $50 | $50 | $50 | ||
| Mirror tilt-down in reverse | $25 | $25 | $25 | $25 | ||
| Power-folding mirrors | $50 | $50 | ||||
| Steering-linked headlights | $150 | $150 | $150 | $150 | ||
| Seats and Interior Trim | ||||||
| Automatic seat bolsters, driver | $300 | $300 | $300 | |||
| Automatic seat bolsters, front passenger | $300 | $300 | $300 | |||
| Center armrest(s), second row | $50 | $50 | ||||
| Cooled or ventilated front seats | $300 | $300 | $300 | |||
| Illuminated door sill trim plates | $200 | $200 | ||||
| Leather headliner | $1000 | |||||
| Manual thigh support length adjuster, driver seat | $50 | |||||
| Massage, driver seat | $100 | $100 | $100 | |||
| Massage, passenger seat | $100 | $100 | $100 | |||
| Memory system, passenger seat | $150 | $150 | $150 | $150 | ||
| Neck-level heating, front seats | $150 | $150 | $150 | |||
| Power headrest height adjuster, driver seat | $50 | $50 | $50 | $50 | ||
| Power headrest height adjuster, passenger seat | $50 | $50 | $50 | $50 | ||
| Power thigh support length adjuster, driver seat | $100 | $100 | $100 | $100 | ||
| Power thigh support length adjuster, passenger seat | $100 | $100 | $100 | $100 | ||
| Upholstered instrument panel, leather | $1000 | $1000 | $1000 | $1000 | ||
| Suspension, Wheels, and Tires | ||||||
| Adaptive dampers - electrical | $500 | $500 | ||||
| Adaptive hydraulic struts, auto-leveling and ht. adjustable | $4000 | $4000 | ||||
| Electronic systems calibration selector | $200 | $200 | ||||
| Sport suspension (upgrade) | $0 | $0 | $0 | |||
| Ultra-sport suspension (upgrade) | $0 | |||||
| Transmission | ||||||
| Launch control | $100 | |||||
| Steering-wheel-mounted transmission controls | $100 | $100 | $100 | $100 | ||
| Total Value of Features | $14,230 | $17,280 | $21,705 | $28,655 | $8,525 | $7,925 |
| Value of Feature Adjustments | $6,305 | $9,355 | $13,780 | $20,730 | $600 | $0 |
| Value of Feature Adjustments | -5,868 | -8,706 | -12,821 | -19,294 | -554 | 0 |
Specifications Comparison: Mercedes-Benz SL vs. Audi A4 / S4
| Model Year | 2015 | 2006 |
| Model | SL | A4 / S4 |
| Body | 2dr Hardtop conv. | 2dr Convertible |
| Wheelbase | 101.8 in | 104.5 in |
| Length | 181.8 in | 180.0 in |
| Width | 73.9 in | 70.0 in |
| Height | 51.8 in | 54.8 in |
| Curb Weight | 3,936 lb. | 3,683 lb. |
| Fuel Capacity | 19.8 gal. | 16.6 gal. |
| Row 1 Headroom | 39.1 in | 38.0 in |
| Row 1 Shoulder Room | 55.5 in | 53.0 in |
| Row 1 Legroom | 42.9 in | 41.3 in |
| Row 2 Headroom | 0.0 in | 36.3 in |
| Row 2 Shoulder Room | 0.0 in | 45.1 in |
| Row 2 Legroom | 0.0 in | 32.4 in |
| Cargo Volume, Minimum | 8.5 ft3 | 8.9 ft3 |
| Cargo Volume, Maximum | 13.5 ft3 | 8.9 ft3 |
Option Package Details
Audi A4 / S4 A4 3.0 Cabriolet
| Navigation system | ||
| Feature | Value | Requested? |
| Navigation system | 600 | Yes |
| CD changer, remote | -125 | No |
| Total Requested | 600 | 126% |
| Total Not Requested | -125 | -26% |
| Premium Package | ||
| Feature | Value | Requested? |
| Heated front seats | 200 | Yes |
| Universal garage door opener | 100 | Yes |
| Xenon HID headlights | 500 | Yes |
| Memory system, driver seat | 200 | Yes |
| Wind blocker | 300 | No |
| Auto-dimming driver-side mirror | 75 | Yes |
| Compass | 0 | No |
| Power-folding mirrors | 50 | No |
| Auto-dimming passenger-side mirror | 75 | No |
| Auto-dimming rearview mirror | 150 | Yes |
| Automatic headlights | 125 | Yes |
| Total Requested | 1350 | 76% |
| Total Not Requested | 425 | 24% |
Option Package Details
Audi A4 / S4 S4 Cabriolet
| Bose, 215W, 9 speakers (with subwoofer) | ||
| Feature | Value | Requested? |
| Bose, 215W, 9 speakers (with subwoofer) | 350 | No |
| Satellite radio | 200 | Yes |
| Total Requested | 200 | 36% |
| Total Not Requested | 350 | 64% |
| Navigation system | ||
| Feature | Value | Requested? |
| Navigation system | 600 | Yes |
| CD changer, remote | -125 | No |
| Total Requested | 600 | 126% |
| Total Not Requested | -125 | -26% |
| Premium Package | ||
| Feature | Value | Requested? |
| Heated front seats | 200 | Yes |
| Universal garage door opener | 100 | Yes |
| Automatic headlights | 125 | Yes |
| Alloy wheels, optional design | 0 | No |
| Memory system, driver seat | 200 | Yes |
| Wind blocker | 300 | No |
| Auto-dimming driver-side mirror | 75 | Yes |
| Compass | 0 | No |
| Power-folding mirrors | 50 | No |
| Auto-dimming passenger-side mirror | 75 | No |
| Auto-dimming rearview mirror | 150 | Yes |
| Total Requested | 850 | 67% |
| Total Not Requested | 425 | 33% |
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