BMW i8 BMW i8 2017 Mercedes-Benz SLK Mercedes-Benz SLK 2007

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BMW i8 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.

BMW i8 vs. Mercedes-Benz SLK Invoice Comparison

Lowest Total Price: $70,510

Mercedes-Benz SLK SLK55 AMG   
Difference: $72,092

Lowest Total Invoice: $65,718

Mercedes-Benz SLK SLK55 AMG   
Difference: $67,364

Calculate Payments

  Down Payment Interest Rate Term
Model Year20172007
Modeli8SLK
TrimBaseSLK55 AMG
Body2dr Coupe2dr Hardtop conv.
Base Price $143,400 $62,500
Base Invoice $134,040 $58,125
Giga World 2,000  
Lighting Package   1,000
Premium II Package   1,400
Metallic paint (extra cost)   700
Automatic climate control, front   710
Bluetooth cell phone link   925
Navigation system   1,200
Giga World 1,840  
Lighting Package   930
Premium II Package   1,302
Metallic paint (extra cost)   650
Automatic climate control, front   660
Bluetooth cell phone link   860
Navigation system   1,116
Options (change) 2,000 5,935
Options (change) 1,840 5,518
Destination 995 775
Gas Tax -3,793 1,300
Total Price $142,602 $70,510
Total Invoice $133,082 $65,718

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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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Request free, no-obligation BMW i8 dealer quotes or Mercedes-Benz SLK dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: BMW i8 vs. Mercedes-Benz SLK

Lowest Adjusted Price and Invoice: Mercedes-Benz SLK SLK55 AMG
TrueDelta Adjusted Price Difference: $71,727
TrueDelta Adjusted Invoice Difference: $67,023
Model Year20172007
Modeli8SLK
TrimBaseSLK55 AMG
Body2dr Coupe2dr Hardtop conv.
Engine357hp I3 PiH355hp V8
TransmissionT6T7
DrivetrainAWDRWD
EPA Fuel Economy (city/highway)28/29 MPG16/22 MPG
Audio (watts, speakers)360, 11380, 11
Tire (rear if not all the same)215/45-20225/40-18
Total Price$142,602$70,510
Adjustments for Features-3650
Feature-Adjusted Total Price$142,237$70,510
Total Invoice$133,082$65,718
Adjustments for Features-3410
Feature-Adjusted Total Invoice$132,741$65,718

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Features Comparison: BMW i8 vs. Mercedes-Benz SLK

Model Year20172007
Modeli8SLK
TrimBaseSLK55 AMG
Body2dr Coupe2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100 
7-speed manually-shiftable automatic $1200
AWD$1700 
RWD $0
Accessories 
Proximity key$250 
Remote app$25 
Remote window/roof operation $15
Tilt/telescoping steering wheel, manual$250 
Tilt/telescoping steering wheel, power $350
Wind blocker, small $100
Brakes, Airbags, and Other Safety 
Around view cameras$500 
Automatic braking, low-speed$200 
Blind spot warning system$200 
Driver drowsiness monitor$150 
Forward collision warning$200 
Lane departure warning$200 
Obstacle detection, front$150 
Obstacle detection, rear$250 
Pedestrian detection$50 
Side curtain airbags$350 
Tire-pressure monitor$75 
Wide-view front camera$150 
Climate Control 
Heated windshield washer nozzles $15
Rear air vents with manual controls$150 
Engine / Motor 
3.3 kW onboard charger$0 
7 kWh battery pack$0 
Automatic start / stop$150 
Mid-engine configuration$0 
Exterior 
Body kit $0
Bright-finished exhaust tip(s) $25
Carbon fiber body structure$0 
Power retractable hardtop $6750
Rear spoiler $200
Infotainment 
App support$0 
Bluetooth audio streaming$25 
CD player $125
Concierge Services - 3 year subscription$150 
Handwriting recognition$200 
HD radio$50 
In-vehicle Internet$150 
Media drive$15 
S Voice support$0 
Siri Eyes Free support$0 
SMS text-to-speech reader$25 
Text dictation$50 
Traffic + travel information$25 
Voice control for external devices$0 
Voice control for nav and audio$100 
Instruments, Lights, and Mirrors 
Analog clock $25
Auto-dimming passenger-side mirror$75 
Cornering lights $50
Fog light, rear $100
Fog lights $125
Head-up display (HUD)$350 
Headlight washers $50
Illuminated visor mirror, driver$50 
Illuminated visor mirror, passenger$50 
Interior ambient lighting, configurable$150 
Large color reconfigurable instrument cluster display$250 
LED headlights$1000 
Mirror tilt-down in reverse $25
Turn signals on or near mirrors $25
Visor mirror, driver $10
Visor mirror, passenger $10
Xenon HID headlights $500
Seats and Interior Trim 
Aluminum trim $100
Memory system, passenger seat $150
Power tilt adjuster, driver seat $100
Power tilt adjuster, passenger seat $100
Synthetic suede inserts in leather seating surfaces $0
Upholstered instrument panel, leather$1000 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical$500 
Electronic systems calibration selector$200 
Sport suspension (upgrade) $0
Total Value of Features$10,515$10,150
Value of Feature Adjustments$365$0
Value of Feature Adjustments-3410

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Specifications Comparison: BMW i8 vs. Mercedes-Benz SLK

Model Year20172007
Modeli8SLK
Body2dr Coupe2dr Hardtop conv.
Wheelbase110.2 in95.7 in
Length184.9 in160.7 in
Width76.5 in70.4 in
Height50.8 in51.0 in
Curb Weight3,455 lb.3,420 lb.
Fuel Capacity11.1 gal.18.5 gal.
Row 1 Headroom38.7 in37.9 in
Row 1 Shoulder Room61.1 in52.2 in
Row 1 Hip Room0.0 in54.6 in
Row 1 Legroom0.0 in42.5 in
Row 2 Headroom32.4 in0.0 in
Row 2 Shoulder Room51.5 in0.0 in
Cargo Volume,
Minimum
4.7 ft36.5 ft3
Cargo Volume,
Maximum
4.79.8 ft3

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Option Package Details
Mercedes-Benz SLK SLK55 AMG

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%
Premium II Package
FeatureValueRequested?
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
Total Requested30046%
Total Not Requested35054%

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