Kia Optima Kia Optima 2018 Mercedes-Benz SLK Mercedes-Benz SLK 2012

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Kia Optima 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.

Kia Optima vs. Mercedes-Benz SLK Invoice Comparison

Lowest Total Price: $31,745

Kia Optima SX   
Difference: $16,965

Lowest Total Invoice: $29,566

Kia Optima SX   
Difference: $15,797

Calculate Payments

  Down Payment Interest Rate Term
Model Year2018201220122012
ModelOptimaSLKSLKSLK
TrimSXSLK250SLK350SLK55 AMG
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $30,500 $42,500 $54,800 $67,500
Base Invoice $28,380 $39,525 $50,964 $62,775
Universal garage door opener 350      
Lighting Package   1,090 1,090 1,090
Automatic climate control, front   760 760 760
Metallic paint (extra cost)   720 720 720
Rear spoiler   375 375  
Proximity key   650 650 650
Obstacle detection, rear   970 970 970
Leather seating surfaces   770    
Universal garage door opener 291      
Lighting Package   1,014 1,014 1,014
Automatic climate control, front   707 707 707
Metallic paint (extra cost)   670 670 670
Rear spoiler   349 349  
Proximity key   605 605 605
Obstacle detection, rear   902 902 902
Leather seating surfaces   716    
Options (change) 350 5,335 4,565 4,190
Options (change) 291 4,963 4,247 3,898
Destination 895 875 875 875
Total Price $31,745 $48,710 $60,240 $72,565
Total Invoice $29,566 $45,363 $56,086 $67,548

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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 Kia Optima dealer quotes or Mercedes-Benz SLK dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Kia Optima vs. Mercedes-Benz SLK

Lowest Adjusted Price and Invoice: Kia Optima SX
TrueDelta Adjusted Price Difference: $13,945
TrueDelta Adjusted Invoice Difference: $12,985
Model Year2018201220122012
ModelOptimaSLKSLKSLK
TrimSXSLK250SLK350SLK55 AMG
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine245hp I4201hp I4302hp V6415hp V8
TransmissionT6M6T7T7
DrivetrainFWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 6?, 8?, 8500, 11
Tire (rear if not all the same)235/45-18225/45-17225/40-18235/40-18
Total Price$31,745$48,710$60,240$72,565
Adjustments for Features0-3,020-4,170-5,910
Feature-Adjusted Total Price$31,745$45,690$56,070$66,655
Cost Above Minimum$0$0$10,380$20,965
Total Invoice$29,566$45,363$56,086$67,548
Adjustments for Features0-2,812-3,882-5,501
Feature-Adjusted Total Invoice$29,566$42,551$52,204$62,047
Cost Above Minimum$0$0$9,653$19,496

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Features Comparison: Kia Optima vs. Mercedes-Benz SLK

Model Year2018201220122012
ModelOptimaSLKSLKSLK
TrimSXSLK250SLK350SLK55 AMG
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100   
6-speed manual $150  
7-speed manually-shiftable automatic  $1200$1200
FWD$0   
RWD $0$0$0
Accessories 
Parking guidance system - passive $250$250$250
Power rear side windows$200   
Proximity trunk or liftgate opener$125   
Remote app $25$25$25
Remote window/roof operation   $15
Tilt/telescoping steering wheel, manual$250   
Tilt/telescoping steering wheel, power $350$350$350
Brakes, Airbags, and Other Safety 
911 assist$25   
Blind spot warning system$200   
Cross-traffic warning, rear$100   
Driver drowsiness monitor $150$150$150
Knee airbag, passenger $75$75$75
Obstacle detection, front $150$150$150
Rearview camera$200   
Roll bar $200$200$200
Rollover sensor$50   
Torque vectoring, brake-based   $100
Vehicle health reports$0   
Cargo Management 
Cargo mat$40   
Overhead sunglass holder$25   
Climate Control 
Heated windshield washer nozzles $15$15$15
Rain-sensing wipers $175$175$175
Rear air vents$100   
Residual heat $50$50$50
Variable intermittent wipers$75   
Engine / Motor 
Automatic start / stop   $150
Dual-mode exhaust, switchable   $500
Exterior 
Black exterior trim (optional)$0   
Body kit   $0
Laminated front side windows$200   
Painted brake calipers (optional)$0   
Panoramic sunroof$1200   
Power retractable hardtop $6750$6750$6750
Infotainment 
Android Auto support$100   
App support$0   
Apple CarPlay support$100   
CD player $125$125$125
HD radio $50$50$50
MP3-compatible player $50$50$50
Satellite radio$200  $200
SMS text-to-speech reader$25   
Surround sound   $250
Telematics service, such as OnStar $200$200$200
Voice control for external devices$0   
Instruments, Lights, and Mirrors 
Analog clock   $25
Approach detection$25   
Auto-dimming driver-side mirror $75$75$75
Fog light, rear $100$100$100
Fog lights$125   
Headlight washers $50$50$50
Illuminated visor mirror, driver$50   
Illuminated visor mirror, passenger$50   
Interior ambient lighting$150  $150
LED headlights$1000   
Mirror tilt-down in reverse $25$25$25
Visor mirror, driver $10$10$10
Visor mirror, passenger $10$10$10
Xenon HID headlights $500$500$500
Seats and Interior Trim 
Aluminum trim $100$100$100
Center armrest(s), second row$50   
Cooled or ventilated front seats$300   
Door sill trim plates $100$100$100
Folding second row seats$300   
Heated front seats$200  $200
Leather door panel trim $250$250$250
Memory system, passenger seat $150$150$150
Neck-level heating, front seats   $150
No leather in second row $-300$-300$-300
Power 4-way lumbar adjuster, passenger seat $150$150$150
Power lumbar adjuster, passenger seat$100   
Synthetic suede inserts in leather seating surfaces   $0
Suspension, Wheels, and Tires 
Alloy wheels $350$350$350
Electronic systems calibration selector$200   
Machined alloy wheels$350   
Performance steering system (optional)$0   
Sport suspension (upgrade)$0  $0
Transmission 
Steering-wheel-mounted transmission controls$100 $100$100
Total Value of Features$7,315$10,335$11,485$13,225
Value of Feature Adjustments$0$3,020$4,170$5,910
Value of Feature Adjustments0-2,812-3,882-5,501

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Specifications Comparison: Kia Optima vs. Mercedes-Benz SLK

Model Year20182012
ModelOptimaSLK
Body4dr Sedan2dr Hardtop conv.
Wheelbase110.4 in95.7 in
Length191.1 in162.8 in
Width73.2 in71.5 in
Height57.7 in51.2 in
Curb Weight3,220 lb.3,242 lb.
Fuel Capacity18.5 gal.15.9 gal.
Row 1 Headroom39.8 in38.0 in
Row 1 Shoulder Room58.1 in52.2 in
Row 1 Hip Room56.0 in0.0 in
Row 1 Legroom45.5 in42.5 in
Row 2 Headroom37.8 in0.0 in
Row 2 Shoulder Room56.4 in0.0 in
Row 2 Hip Room56.0 in0.0 in
Row 2 Legroom35.6 in0.0 in
Cargo Volume,
Minimum
15.9 ft36.4 ft3
Cargo Volume,
Maximum
15.910.1 ft3

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Option Package Details
Mercedes-Benz SLK SLK250

Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Total Requested325100%
Total Not Requested00%
Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Parking guidance system - passive250No
Total Requested25038%
Total Not Requested40062%
Leather seating surfaces
FeatureValueRequested?
Leather seating surfaces900Yes
Upholstered door panels, leather250No
No leather in second row-300No
Total Requested900106%
Total Not Requested-50-6%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Headlight washers50No
Total Requested65093%
Total Not Requested507%

Option Package Details
Mercedes-Benz SLK SLK350

Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Total Requested325100%
Total Not Requested00%
Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Parking guidance system - passive250No
Total Requested25038%
Total Not Requested40062%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Headlight washers50No
Total Requested65093%
Total Not Requested507%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Total Requested325100%
Total Not Requested00%
Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Parking guidance system - passive250No
Total Requested25038%
Total Not Requested40062%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Headlight washers50No
Total Requested65093%
Total Not Requested507%

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