| 1 | 0 | 3 | 4 | 3 | 4 |
Porsche 911 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.
Porsche 911 vs. Mercedes-Benz SLK Invoice Comparison
Lowest Total Price: $78,885 Mercedes-Benz SLK SLK55 AMG | ||||||
| Difference: $41,660 | ||||||
Lowest Total Invoice: $73,430 Mercedes-Benz SLK SLK55 AMG | ||||||
| Difference: $34,279 | ||||||
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| Model Year | 2017 | 2017 | 2017 | 2017 | 2017 | 2013 |
| Model | 911 | 911 | 911 | 911 | 911 | SLK |
| Trim | Carrera | Carrera S | Carrera GTS | Turbo | Turbo S | SLK55 AMG |
| Body | 2dr Convertible | 2dr Convertible | 2dr Convertible | 2dr Convertible | 2dr Convertible | 2dr Hardtop conv. |
| Base Price | $101,700 | $115,700 | $131,300 | $171,500 | $200,400 | $67,990 |
| Base Invoice | $91,530 | $104,130 | $118,170 | $154,350 | $180,360 | $63,231 |
| Premium Package Plus | 3,970 | 3,970 | 4,570 | |||
| Heated steering wheel | 470 | 470 | 0 | 0 | ||
| Illuminated carbon fiber door sill trim plates | 1,275 | 1,275 | 1,275 | 1,275 | 1,275 | |
| Carbon fiber trim | 1,770 | 1,770 | 960 | 1,990 | 2,250 | |
| Synthetic suede inserts in leather seating surfaces | 435 | 435 | 435 | 435 | ||
| Adaptive sport seats plus | 3,825 | 3,825 | 1,145 | |||
| Dual-mode exhaust, switchable | 2,950 | 2,950 | ||||
| Body kit | 750 | 750 | 750 | 750 | 750 | |
| Torque vectoring, brake-based | 1,320 | |||||
| Power-folding mirrors | 320 | 320 | 0 | 320 | 0 | |
| Metallic paint (extra cost) | 710 | 710 | 710 | 720 | ||
| Carbon fiber / leather-wrapped steering wheel | 470 | |||||
| Proximity key | 1,090 | 1,090 | 650 | |||
| Auto-dimming headlights | 500 | |||||
| Interior ambient lighting | 510 | 510 | ||||
| Wood trim | 0 | |||||
| Lighting Package | 1,290 | |||||
| Multimedia Package | 2,150 | |||||
| Automatic climate control, front | 760 | |||||
| Obstacle detection, rear | 970 | |||||
| Wind blocker, small | 350 | |||||
| Illuminated door sill trim plates | 850 | |||||
| Premium Package Plus | 3,375 | 3,375 | 3,884 | |||
| Heated steering wheel | 400 | 400 | 0 | 0 | ||
| Illuminated carbon fiber door sill trim plates | 1,084 | 1,084 | 1,084 | 1,084 | 1,084 | |
| Carbon fiber trim | 1,505 | 1,505 | 816 | 1,692 | 2,093 | |
| Synthetic suede inserts in leather seating surfaces | 370 | 370 | 370 | 370 | ||
| Adaptive sport seats plus | 3,251 | 3,251 | 973 | |||
| Dual-mode exhaust, switchable | 2,508 | 2,508 | ||||
| Body kit | 638 | 638 | 638 | 638 | 638 | |
| Torque vectoring, brake-based | 1,122 | |||||
| Power-folding mirrors | 272 | 272 | 0 | 272 | 0 | |
| Metallic paint (extra cost) | 604 | 604 | 604 | 670 | ||
| Carbon fiber / leather-wrapped steering wheel | 400 | |||||
| Proximity key | 927 | 927 | 605 | |||
| Auto-dimming headlights | 425 | |||||
| Interior ambient lighting | 434 | 434 | ||||
| Wood trim | 0 | |||||
| Lighting Package | 1,200 | |||||
| Multimedia Package | 2,000 | |||||
| Automatic climate control, front | 707 | |||||
| Obstacle detection, rear | 902 | |||||
| Wind blocker, small | 326 | |||||
| Illuminated door sill trim plates | 791 | |||||
| Options (change) | 17,795 | 16,475 | 8,735 | 8,015 | 4,060 | 9,990 |
| Options (change) | 15,129 | 14,007 | 7,426 | 6,815 | 3,453 | 9,294 |
| Destination | 1,050 | 1,050 | 1,050 | 1,050 | 1,050 | 905 |
| Total Price | $120,545 | $133,225 | $141,085 | $180,565 | $205,510 | $78,885 |
| Total Invoice | $107,709 | $119,187 | $126,646 | $162,215 | $184,863 | $73,430 |
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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 Porsche 911 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: Porsche 911 vs. Mercedes-Benz SLK
| Lowest Adjusted Price and Invoice: Mercedes-Benz SLK SLK55 AMG | ||||||
| TrueDelta Adjusted Price Difference: $42,090 | ||||||
| TrueDelta Adjusted Invoice Difference: $34,679 | ||||||
| Model Year | 2017 | 2017 | 2017 | 2017 | 2017 | 2013 |
| Model | 911 | 911 | 911 | 911 | 911 | SLK |
| Trim | Carrera | Carrera S | Carrera GTS | Turbo | Turbo S | SLK55 AMG |
| Body | 2dr Convertible | 2dr Convertible | 2dr Convertible | 2dr Convertible | 2dr Convertible | 2dr Hardtop conv. |
| Engine | 370hp H6 | 420hp H6 | 450hp H6 | 540hp H6 | 580hp H6 | 415hp V8 |
| Transmission | M7 | M7 | M7 | S7 | S7 | T7 |
| Drivetrain | RWD | RWD | RWD | AWD | AWD | RWD |
| EPA Fuel Economy (city/highway) | / MPG | / MPG | / MPG | / MPG | / MPG | / MPG |
| Audio (watts, speakers) | ?, 8 | ?, 8 | ?, 8 | 555, 12 | 555, 12 | 500, 11 |
| Tire (rear if not all the same) | 235/40-19 | 245/35-20 | 245/35-20 | 245/35-20 | 245/35-20 | 235/40-18 |
| Total Price | $120,545 | $133,225 | $141,085 | $180,565 | $205,510 | $78,885 |
| Adjustments for Features | 0 | 0 | -300 | -6,200 | -10,800 | -430 |
| Feature-Adjusted Total Price | $120,545 | $133,225 | $140,785 | $174,365 | $194,710 | $78,455 |
| Cost Above Minimum | $0 | $12,680 | $20,240 | $53,820 | $74,165 | $0 |
| Total Invoice | $107,709 | $119,187 | $126,646 | $162,215 | $184,863 | $73,430 |
| Adjustments for Features | 0 | 0 | -269 | -5,570 | -9,715 | -400 |
| Feature-Adjusted Total Invoice | $107,709 | $119,187 | $126,377 | $156,645 | $175,148 | $73,030 |
| Cost Above Minimum | $0 | $11,478 | $18,668 | $48,936 | $67,439 | $0 |
Features Comparison: Porsche 911 vs. Mercedes-Benz SLK
| Model Year | 2017 | 2017 | 2017 | 2017 | 2017 | 2013 |
| Model | 911 | 911 | 911 | 911 | 911 | SLK |
| Trim | Carrera | Carrera S | Carrera GTS | Turbo | Turbo S | SLK55 AMG |
| Body | 2dr Convertible | 2dr Convertible | 2dr Convertible | 2dr Convertible | 2dr Convertible | 2dr Hardtop conv. |
| Transmission and Drivetrain | ||||||
| 7-speed manual | $300 | $300 | $300 | |||
| 7-speed automated manual | $1200 | $1200 | ||||
| 7-speed manually-shiftable automatic | $1200 | |||||
| RWD | $0 | $0 | $0 | $0 | ||
| AWD | $1700 | $1700 | ||||
| Accessories | ||||||
| Heated steering wheel | $100 | $100 | $100 | $100 | $100 | |
| Parking guidance system - passive | $250 | |||||
| Wind blocker | $300 | $300 | $300 | $300 | $300 | |
| Wind blocker, small | $100 | |||||
| Brakes, Airbags, and Other Safety | ||||||
| Active or whiplash-reducing head restraints, front seats | $0 | |||||
| Auto-raising roll bars / headrests | $500 | $500 | $500 | $500 | $500 | |
| Ceramic brake rotors | $4000 | |||||
| Driver drowsiness monitor | $150 | |||||
| Rearview camera | $200 | $200 | $200 | $200 | $200 | |
| Roll bar | $200 | |||||
| Secondary collision brake assist | $25 | $25 | $25 | $25 | $25 | |
| Temporary spare tire | $150 | |||||
| Climate Control | ||||||
| Automatic air recirculation | $100 | $100 | $100 | $100 | $100 | |
| Water-repellent front-door glass | $15 | $15 | $15 | $15 | $15 | |
| Drivetrain | ||||||
| Electronically-variable engine mounts (performance-oriented) | $500 | $500 | $500 | |||
| Limited-slip rear differential | $300 | $300 | $300 | $300 | $300 | |
| Engine / Motor | ||||||
| Dual-mode exhaust, switchable | $500 | $500 | $500 | $500 | ||
| Rear-engine configuration | $0 | $0 | $0 | $0 | $0 | |
| Regenerative braking | $0 | $0 | $0 | $0 | $0 | |
| Exterior | ||||||
| Active front spoiler | $500 | $500 | ||||
| Active grille shutters | $0 | $0 | $0 | $0 | $0 | |
| Active rear spoiler | $300 | $300 | $300 | $300 | $300 | |
| Black exterior trim (optional) | $0 | |||||
| Painted brake calipers (optional) | $0 | $0 | $0 | $0 | ||
| Power convertible top | $4000 | $4000 | $4000 | $4000 | $4000 | |
| Power retractable hardtop | $6750 | |||||
| Rear spoiler | $200 | |||||
| Retractable rear spoiler | $400 | $400 | $400 | |||
| Tall rear wing-type spoiler | $500 | $500 | ||||
| Infotainment | ||||||
| 4G LTE connectivity | $0 | $0 | $0 | $0 | $0 | |
| Apple CarPlay support | $100 | $100 | $100 | $100 | $100 | |
| CD changer, in-dash | $325 | |||||
| CD player | $125 | $125 | $125 | $125 | $125 | |
| DVD-Audio-compatible player | $0 | $0 | $0 | $0 | $0 | |
| DVD-compatible player | $0 | |||||
| Handwriting recognition | $200 | $200 | $200 | $200 | $200 | |
| Navigation map updates, three years | $0 | $0 | $0 | $0 | $0 | |
| Off-road navigation system | $0 | $0 | $0 | $0 | $0 | |
| SMS text-to-speech reader | $25 | |||||
| Surround sound | $250 | $250 | $250 | |||
| Telematics service, such as OnStar | $200 | $200 | $200 | $200 | $200 | |
| Telematics service, such as OnStar, with navigation | $225 | |||||
| Traffic + travel information | $25 | |||||
| Traffic information | $25 | $25 | $25 | $25 | $25 | |
| Wi-Fi hotspot | $50 | $50 | $50 | $50 | $50 | |
| Instruments, Lights, and Mirrors | ||||||
| Analog clock | $25 | |||||
| Auto-dimming headlights | $200 | $200 | $200 | $200 | $200 | |
| Auto-dimming passenger-side mirror | $75 | $75 | $75 | $75 | $75 | |
| Boost gauge | $75 | $75 | $75 | $75 | $75 | |
| Chronometer | $100 | $100 | $100 | |||
| Compass | $0 | |||||
| Cornering lights | $50 | $50 | $50 | $50 | $50 | |
| Illuminated visor mirror, driver | $50 | $50 | $50 | $50 | $50 | |
| Illuminated visor mirror, passenger | $50 | $50 | $50 | $50 | $50 | |
| LED headlights | $1000 | $1000 | $1000 | $1000 | ||
| Mirror tilt-down in reverse | $25 | |||||
| Performance data recording app | $200 | |||||
| Performance meter | $150 | $150 | $150 | |||
| Turn signals on or near mirrors | $25 | |||||
| Visor mirror, driver | $10 | |||||
| Visor mirror, passenger | $10 | |||||
| Xenon HID headlights | $500 | $500 | ||||
| Seats and Interior Trim | ||||||
| Aluminum trim | $100 | |||||
| Carbon fiber / leather-wrapped steering wheel | $150 | |||||
| Carbon fiber trim | $200 | $200 | $200 | $200 | $200 | |
| Cooled or ventilated front seats | $300 | $300 | ||||
| Folding second row seats w/o opening to trunk | $75 | $75 | $75 | $75 | $75 | |
| Illuminated carbon fiber door sill trim plates | $300 | $300 | $300 | $300 | $300 | |
| Illuminated door sill trim plates | $200 | |||||
| Leather door panel trim | $250 | $250 | $250 | $250 | $250 | |
| Leather-wrapped steering wheel | $150 | $150 | $150 | $150 | $150 | |
| Memory system, passenger seat | $150 | |||||
| Neck-level heating, front seats | $150 | |||||
| No leather in second row | $-300 | |||||
| Power seatback bolsters, driver seat | $100 | $100 | $100 | $100 | $100 | |
| Power seatback bolsters, passenger seat | $100 | $100 | $100 | $100 | $100 | |
| Power thigh bolsters, driver seat | $100 | $100 | $100 | $100 | $100 | |
| Power thigh bolsters, passenger seat | $100 | $100 | $100 | $100 | $100 | |
| Power thigh support length adjuster, driver seat | $100 | $100 | $100 | $100 | $100 | |
| Power thigh support length adjuster, passenger seat | $100 | $100 | $100 | $100 | $100 | |
| Synthetic suede door panel trim | $250 | |||||
| Upholstered instrument panel, leather | $1000 | $1000 | ||||
| Wood trim | $300 | |||||
| Suspension, Wheels, and Tires | ||||||
| Active stabilizer bars | $500 | |||||
| Adaptive dampers - electrical | $500 | $500 | $500 | $500 | $500 | |
| Alloy wheels | $350 | $350 | $350 | $350 | $350 | |
| Electronic systems calibration selector | $200 | $200 | $200 | |||
| Polished alloy wheels | $350 | |||||
| Rear wheel steering | $1500 | $1500 | ||||
| Sport suspension (upgrade) | $0 | |||||
| Transmission | ||||||
| Downshift rev matching | $50 | |||||
| Steering-wheel-mounted transmission controls | $100 | $100 | $100 | |||
| Total Value of Features | $11,965 | $11,965 | $12,265 | $18,165 | $22,765 | $12,395 |
| Value of Feature Adjustments | $0 | $0 | $300 | $6,200 | $10,800 | $430 |
| Value of Feature Adjustments | 0 | 0 | -269 | -5,570 | -9,715 | -400 |
Specifications Comparison: Porsche 911 vs. Mercedes-Benz SLK
| Model Year | 2017 | 2013 |
| Model | 911 | SLK |
| Body | 2dr Convertible | 2dr Hardtop conv. |
| Wheelbase | 96.5 in | 95.7 in |
| Length | 177.1 in | 162.8 in |
| Width | 71.2 in | 71.5 in |
| Height | 50.7 in | 51.2 in |
| Curb Weight | 3,308 lb. | 3,242 lb. |
| Fuel Capacity | 16.9 gal. | 15.9 gal. |
| Row 1 Headroom | 0.0 in | 38.0 in |
| Row 1 Shoulder Room | 0.0 in | 52.2 in |
| Row 1 Legroom | 0.0 in | 42.5 in |
| Cargo Volume, Minimum | 5.1 ft3 | 6.4 ft3 |
| Cargo Volume, Maximum | 10.8 ft3 | 10.1 ft3 |
Option Package Details
Porsche 911 Carrera
| Premium Package Plus | ||
| Feature | Value | Requested? |
| Cooled or ventilated front seats | 300 | No |
| Auto-dimming headlights | 200 | Yes |
| Proximity key | 250 | Yes |
| Interior ambient lighting | 150 | Yes |
| LED headlights | 500 | No |
| Steering-linked headlights | 150 | Yes |
| Headlight washers | 50 | Yes |
| Cornering lights | 50 | No |
| Heated front seats | 200 | Yes |
| Power fore-aft adjuster, driver seat | 100 | Yes |
| Power tilt adjuster, driver seat | 100 | Yes |
| Power 4-way lumbar adjuster, driver seat | 150 | Yes |
| Power thigh support length adjuster, driver seat | 100 | No |
| Power fore-aft adjuster, passenger seat | 100 | Yes |
| Power 4-way lumbar adjuster, passenger seat | 150 | Yes |
| Power thigh support length adjuster, passenger seat | 100 | No |
| Memory system, driver seat | 200 | Yes |
| Power tilt adjuster, passenger seat | 100 | Yes |
| Tilt/telescoping steering wheel, power | 100 | Yes |
| Auto-dimming driver-side mirror | 75 | Yes |
| Auto-dimming passenger-side mirror | 75 | No |
| Auto-dimming rearview mirror | 150 | Yes |
| Total Requested | 2225 | 66% |
| Total Not Requested | 1125 | 34% |
| Adaptive sport seats plus | ||
| Feature | Value | Requested? |
| Power thigh bolsters, driver seat | 100 | No |
| Power seatback bolsters, driver seat | 100 | No |
| Power thigh bolsters, passenger seat | 100 | No |
| Power seatback bolsters, passenger seat | 100 | No |
| Front sport buckets | 100 | Yes |
| Power fore-aft adjuster, driver seat | 100 | Yes |
| Power tilt adjuster, driver seat | 100 | Yes |
| Power 4-way lumbar adjuster, driver seat | 150 | Yes |
| Power thigh support length adjuster, driver seat | 100 | No |
| Power fore-aft adjuster, passenger seat | 100 | Yes |
| Power 4-way lumbar adjuster, passenger seat | 150 | Yes |
| Power thigh support length adjuster, passenger seat | 100 | No |
| Memory system, driver seat | 200 | Yes |
| Power tilt adjuster, passenger seat | 100 | Yes |
| Tilt/telescoping steering wheel, power | 100 | Yes |
| Total Requested | 1100 | 65% |
| Total Not Requested | 600 | 35% |
Option Package Details
Porsche 911 Carrera S
| Premium Package Plus | ||
| Feature | Value | Requested? |
| Cooled or ventilated front seats | 300 | No |
| Auto-dimming headlights | 200 | Yes |
| Proximity key | 250 | Yes |
| Interior ambient lighting | 150 | Yes |
| LED headlights | 500 | No |
| Steering-linked headlights | 150 | Yes |
| Headlight washers | 50 | Yes |
| Cornering lights | 50 | No |
| Heated front seats | 200 | Yes |
| Power fore-aft adjuster, driver seat | 100 | Yes |
| Power tilt adjuster, driver seat | 100 | Yes |
| Power 4-way lumbar adjuster, driver seat | 150 | Yes |
| Power thigh support length adjuster, driver seat | 100 | No |
| Power fore-aft adjuster, passenger seat | 100 | Yes |
| Power 4-way lumbar adjuster, passenger seat | 150 | Yes |
| Power thigh support length adjuster, passenger seat | 100 | No |
| Memory system, driver seat | 200 | Yes |
| Power tilt adjuster, passenger seat | 100 | Yes |
| Tilt/telescoping steering wheel, power | 100 | Yes |
| Auto-dimming driver-side mirror | 75 | Yes |
| Auto-dimming passenger-side mirror | 75 | No |
| Auto-dimming rearview mirror | 150 | Yes |
| Total Requested | 2225 | 66% |
| Total Not Requested | 1125 | 34% |
| Adaptive sport seats plus | ||
| Feature | Value | Requested? |
| Power thigh bolsters, driver seat | 100 | No |
| Power seatback bolsters, driver seat | 100 | No |
| Power thigh bolsters, passenger seat | 100 | No |
| Power seatback bolsters, passenger seat | 100 | No |
| Front sport buckets | 100 | Yes |
| Power fore-aft adjuster, driver seat | 100 | Yes |
| Power tilt adjuster, driver seat | 100 | Yes |
| Power 4-way lumbar adjuster, driver seat | 150 | Yes |
| Power thigh support length adjuster, driver seat | 100 | No |
| Power fore-aft adjuster, passenger seat | 100 | Yes |
| Power 4-way lumbar adjuster, passenger seat | 150 | Yes |
| Power thigh support length adjuster, passenger seat | 100 | No |
| Memory system, driver seat | 200 | Yes |
| Power tilt adjuster, passenger seat | 100 | Yes |
| Tilt/telescoping steering wheel, power | 100 | Yes |
| Total Requested | 1100 | 65% |
| Total Not Requested | 600 | 35% |
Option Package Details
Porsche 911 Carrera GTS
| Premium Package Plus | ||
| Feature | Value | Requested? |
| Interior ambient lighting | 150 | Yes |
| Proximity key | 250 | Yes |
| Heated front seats | 200 | Yes |
| Power thigh bolsters, driver seat | 100 | No |
| Power seatback bolsters, driver seat | 100 | No |
| Power thigh bolsters, passenger seat | 100 | No |
| Power seatback bolsters, passenger seat | 100 | No |
| Power fore-aft adjuster, driver seat | 100 | Yes |
| Power tilt adjuster, driver seat | 100 | Yes |
| Power 4-way lumbar adjuster, driver seat | 150 | Yes |
| Power thigh support length adjuster, driver seat | 100 | No |
| Power fore-aft adjuster, passenger seat | 100 | Yes |
| Power 4-way lumbar adjuster, passenger seat | 150 | Yes |
| Power thigh support length adjuster, passenger seat | 100 | No |
| Memory system, driver seat | 200 | Yes |
| Power tilt adjuster, passenger seat | 100 | Yes |
| Tilt/telescoping steering wheel, power | 100 | Yes |
| Auto-dimming driver-side mirror | 75 | Yes |
| Auto-dimming passenger-side mirror | 75 | No |
| Auto-dimming rearview mirror | 150 | Yes |
| Total Requested | 1825 | 73% |
| Total Not Requested | 675 | 27% |
Option Package Details
Porsche 911 Turbo
| Adaptive sport seats plus | ||
| Feature | Value | Requested? |
| Power thigh bolsters, driver seat | 100 | No |
| Power seatback bolsters, driver seat | 100 | No |
| Power thigh bolsters, passenger seat | 100 | No |
| Power seatback bolsters, passenger seat | 100 | No |
| Front sport buckets | 100 | Yes |
| Total Requested | 100 | 20% |
| Total Not Requested | 400 | 80% |
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% |
| Lighting Package | ||
| Feature | Value | Requested? |
| Steering-linked headlights | 150 | Yes |
| Xenon HID headlights | 500 | Yes |
| Headlight washers | 50 | Yes |
| Auto-dimming headlights | 200 | Yes |
| Total Requested | 900 | 100% |
| Total Not Requested | 0 | 0% |
| Multimedia Package | ||
| Feature | Value | Requested? |
| Navigation system | 600 | Yes |
| CD changer, in-dash | 200 | No |
| DVD-compatible player | 0 | No |
| Voice control for nav and audio | 100 | Yes |
| Media drive, large | 15 | Yes |
| Traffic + travel information | 25 | No |
| SD Card slot | 25 | Yes |
| In-vehicle Internet | 150 | Yes |
| App support | 0 | Yes |
| Total Requested | 890 | 80% |
| Total Not Requested | 225 | 20% |
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