Mazda RX-8 Mazda RX-8 2011 Mercedes-Benz SLK Mercedes-Benz SLK 2011

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Mazda RX-8 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.

Mazda RX-8 vs. Mercedes-Benz SLK Invoice Comparison

Lowest Total Price: $35,450

Mazda RX-8 Grand Touring   
Difference: $26,755

Lowest Total Invoice: $32,713

Mazda RX-8 Grand Touring   
Difference: $25,200

Calculate Payments

  Down Payment Interest Rate Term
Model Year20112011
ModelRX-8SLK
TrimGrand TouringSLK350
Body4dr Coupe2dr Hardtop conv.
Base Price $32,260 $53,300
Base Invoice $29,878 $49,569
Temporary spare tire 395  
Navigation system 2,000  
Lighting Package   1,070
Multimedia Package   2,890
Premium 1 Package   2,590
Metallic paint (extra cost)   720
Automatic climate control, front   760
Temporary spare tire 320  
Navigation system 1,720  
Lighting Package   995
Multimedia Package   2,688
Premium 1 Package   2,409
Metallic paint (extra cost)   670
Automatic climate control, front   707
Options (change) 2,395 8,030
Options (change) 2,040 7,469
Destination 795 875
Total Price $35,450 $62,205
Total Invoice $32,713 $57,913

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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 Mazda RX-8 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: Mazda RX-8 vs. Mercedes-Benz SLK

Lowest Adjusted Price and Invoice: Mazda RX-8 Grand Touring
TrueDelta Adjusted Price Difference: $19,140
TrueDelta Adjusted Invoice Difference: $18,110
Model Year20112011
ModelRX-8SLK
TrimGrand TouringSLK350
Body4dr Coupe2dr Hardtop conv.
Engine232hp R2300hp V6
TransmissionM6T7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)16/22 MPG18/26 MPG
Audio (watts, speakers)300, 9?, 9
Tire (rear if not all the same)225/45-18225/40-18
Total Price$35,450$62,205
Adjustments for Features0-7,615
Feature-Adjusted Total Price$35,450$54,590
Total Invoice$32,713$57,913
Adjustments for Features0-7,090
Feature-Adjusted Total Invoice$32,713$50,823

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Features Comparison: Mazda RX-8 vs. Mercedes-Benz SLK

Model Year20112011
ModelRX-8SLK
TrimGrand TouringSLK350
Body4dr Coupe2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manual$150 
7-speed manually-shiftable automatic $1200
RWD$0$0
Accessories 
Proximity key$250 
Remote window/roof operation $15
Tilt steering wheel, manual$150 
Tilt/telescoping steering wheel, power $350
Wind blocker, small $100
Brakes, Airbags, and Other Safety 
Brake assist $50
Knee airbag, driver $75
Knee airbag, passenger $75
Side curtain airbags$350 
Cargo Management 
Overhead sunglass holder$25 
Rear seat pass-through$100 
Second-row high console$250 
Climate Control 
Dual-zone climate control $125
Heated windshield washer nozzles $15
Residual heat $50
Drivetrain 
Limited-slip rear differential$300 
Exterior 
Body kit $0
Power retractable hardtop $6750
Sunroof$900 
Infotainment 
DVD-compatible player $0
HD radio $50
iPod integration $100
Media drive $15
SD Card slot $25
Surround sound$250 
Telematics service, such as OnStar $200
Traffic information $25
Voice control for nav and audio $100
Instruments, Lights, and Mirrors 
Analog clock $25
Auto-dimming driver-side mirror $75
Cornering lights $50
Fog light, rear $100
Headlight washers $50
Illuminated visor mirror, driver$50 
Illuminated visor mirror, passenger$50 
Interior ambient lighting $150
Mirror tilt-down in reverse $25
Trip computer $150
Turn signals on or near mirrors $25
Visor mirror, driver $10
Visor mirror, passenger $10
Seats and Interior Trim 
Center armrest(s), second row$50 
Heated front seats$200 
Leather door panel trim $250
Memory system, passenger seat $150
No leather in second row $-300
Power 4-way lumbar adjuster, driver seat $150
Power 4-way lumbar adjuster, passenger seat $150
Power fore-aft adjuster, passenger seat $100
Power height adjuster, passenger seat $100
Power lumbar adjuster, driver seat$100 
Power recliner, passenger seat $100
Power tilt adjuster, passenger seat $100
Total Value of Features$3,175$10,790
Value of Feature Adjustments$0$7,615
Value of Feature Adjustments0-7,090

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Specifications Comparison: Mazda RX-8 vs. Mercedes-Benz SLK

Model Year20112011
ModelRX-8SLK
Body4dr Coupe2dr Hardtop conv.
Wheelbase106.4 in95.7 in
Length175.6 in160.7 in
Width69.7 in70.4 in
Height52.8 in51.0 in
Curb Weight3,064 lb.3,295 lb.
Fuel Capacity15.9 gal.18.5 gal.
Row 1 Headroom38.2 in37.9 in
Row 1 Shoulder Room54.8 in52.2 in
Row 1 Hip Room53.3 in54.6 in
Row 1 Legroom42.7 in42.5 in
Row 2 Headroom36.8 in0.0 in
Row 2 Shoulder Room54.9 in0.0 in
Row 2 Hip Room48.1 in0.0 in
Row 2 Legroom32.2 in0.0 in
Cargo Volume,
Minimum
7.6 ft36.5 ft3
Cargo Volume,
Maximum
7.69.8 ft3

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Option Package Details
Mercedes-Benz SLK SLK350

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%
Multimedia Package
FeatureValueRequested?
Navigation system600Yes
Satellite radio200Yes
DVD-compatible player0No
Voice control for nav and audio100No
Traffic information25No
HD radio50No
Media drive, large15No
SD Card slot25No
Total Requested80079%
Total Not Requested21521%
Premium 1 Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100No
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150No
Power recliner, passenger seat100No
Power fore-aft adjuster, passenger seat100No
Power 4-way lumbar adjuster, passenger seat150No
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Power height adjuster, passenger seat50No
Power tilt adjuster, passenger seat50No
Auto-dimming driver-side mirror75No
Remote window/roof operation15No
Mirror tilt-down in reverse25No
Interior ambient lighting150No
iPod integration100No
Total Requested85041%
Total Not Requested121559%

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