Hyundai Ioniq Hyundai Ioniq 2018 Mercedes-Benz SLK Mercedes-Benz SLK 2015

We are 103,000+ car owners sharing real-world car information.

Join Us

Hyundai Ioniq 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.

Hyundai Ioniq vs. Mercedes-Benz SLK Invoice Comparison

Lowest Total Price: $28,517

Hyundai Ioniq Plug-in Hybrid Limited   
Difference: $25,718

Lowest Total Invoice: $26,983

Hyundai Ioniq Plug-in Hybrid Limited   
Difference: $23,523

Calculate Payments

  Down Payment Interest Rate Term
Model Year2018201820152015
ModelIoniqIoniqSLKSLK
TrimPlug-in Hybrid LimitedEV LimitedSLK250SLK350
Body4dr Hatch4dr Hatch2dr Hardtop conv.2dr Hardtop conv.
Base Price $28,300 $36,000 $43,950 $57,650
Base Invoice $27,016 $34,254 $40,874 $53,615
Ultimate Package 3,750      
Floor mats 125 125    
Becker Map Pilot     800 800
Lighting Package     1,390 1,390
Driver Assistance Package     2,950 2,950
Automatic climate control, front     760 760
Metallic paint (extra cost)     720 720
Rear spoiler     350 350
Proximity key     650 650
Obstacle detection, rear     970 970
Leather seating surfaces     770  
Ultimate Package 3,525      
Floor mats 100 100    
Becker Map Pilot     744 744
Lighting Package     1,293 1,293
Driver Assistance Package     2,744 2,744
Automatic climate control, front     707 707
Metallic paint (extra cost)     670 670
Rear spoiler     326 326
Proximity key     605 605
Obstacle detection, rear     902 902
Leather seating surfaces     716  
Options (change) 3,875 125 9,360 8,590
Options (change) 3,625 100 8,707 7,991
Destination 885 885 925 925
Gas Tax -4,543 -7,500 0 0
Total Price $28,517 $29,510 $54,235 $67,165
Total Invoice $26,983 $27,739 $50,506 $62,531

Return to top

While we strive for accuracy, the site is not error-free, and prices can change at any time.

Dealer Price Quotes

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation Hyundai Ioniq 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: Hyundai Ioniq vs. Mercedes-Benz SLK

Lowest Adjusted Price and Invoice: Hyundai Ioniq EV Limited
TrueDelta Adjusted Price Difference: $20,365
TrueDelta Adjusted Invoice Difference: $18,719
Model Year2018201820152015
ModelIoniqIoniqSLKSLK
TrimPlug-in Hybrid LimitedEV LimitedSLK250SLK350
Body4dr Hatch4dr Hatch2dr Hardtop conv.2dr Hardtop conv.
Engine104hp I4 PiH118hp E201hp I4302hp V6
TransmissionS6A1M6T7
DrivetrainFWDFWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 8?, 8?, 8?, 8
Tire (rear if not all the same)205/55-16205/55-16225/45-17225/40-18
Total Price$28,517$29,510$54,235$67,165
Adjustments for Features0-1,350-5,710-6,860
Feature-Adjusted Total Price$28,517$28,160$48,525$60,305
Cost Above Minimum$357$0$0$11,780
Total Invoice$26,983$27,739$50,506$62,531
Adjustments for Features0-1,269-5,317-6,387
Feature-Adjusted Total Invoice$26,983$26,470$45,189$56,144
Cost Above Minimum$513$0$0$10,955

Return to top

Features Comparison: Hyundai Ioniq vs. Mercedes-Benz SLK

Model Year2018201820152015
ModelIoniqIoniqSLKSLK
TrimPlug-in Hybrid LimitedEV LimitedSLK250SLK350
Body4dr Hatch4dr Hatch2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
6-speed automated manual$1100   
1-speed automatic $800  
6-speed manual  $150 
7-speed manually-shiftable automatic   $1200
FWD$0$0  
RWD  $0$0
Accessories 
Parking guidance system - passive  $250$250
Power rear side windows$200$200  
Remote app $25$25$25
Tilt/telescoping steering wheel, manual$250$250  
Tilt/telescoping steering wheel, power  $350$350
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats  $0$0
Blind spot collision prevention  $150$150
Cross-traffic warning, rear$100$100  
Driver drowsiness monitor  $150$150
Knee airbag, passenger  $75$75
Lane departure prevention  $150$150
Lane departure prevention, steering-based$200$200  
Obstacle detection, front  $150$150
Obstacle detection, rear$250 $250$250
Pedestrian detection$50$50  
Radar- or camera-based collision preparation system  $0$0
Rearview camera$200$200  
Roll bar  $200$200
Temporary spare tire  $150$150
Vehicle health reports $0  
Cargo Management 
Cargo cover$75$75  
Overhead sunglass holder$25$25  
Climate Control 
Heated windshield washer nozzles  $15$15
Interior air filter  $0$0
Ionizing air filtration$50$50  
Rain-sensing wipers  $175$175
Rear air vents$100$100  
Residual heat  $50$50
Variable intermittent wipers$75$75  
Engine / Motor 
28 kWh battery pack $0  
3.3 kW onboard charger$0   
6.6 kW onboard charger $500  
9 kWh battery pack$0   
Automatic start / stop$150   
DC quick-charging capability $750  
Regeneration paddles $100  
Exterior 
Active grille shutters$0   
Body kit   $0
Bright-finished exhaust tip(s)  $25$25
Glass roof panel(s)  $300$300
Power retractable hardtop  $6750$6750
Sunroof$900$900  
Infotainment 
Android Auto support$100$100  
Apple CarPlay support$100$100  
CD player  $125$125
MP3-compatible player  $50$50
Satellite radio$200$200  
SMS text-to-speech reader  $25$25
Telematics service, such as OnStar, with navigation $225$225$225
Wireless charging station$75$75  
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror  $75$75
Auto-dimming headlights  $200$200
Detailed driving style feedback$100$100  
Digital instruments$0$0  
Fog light, rear  $100$100
Headlight washers  $50$50
Illuminated visor mirror, driver$50$50  
Illuminated visor mirror, passenger$50$50  
Interior ambient lighting$150$150  
Large energy flow and fuel economy display$25$25  
LED headlights $1000  
Mirror tilt-down in reverse  $25$25
Power-folding mirrors $50$50$50
Visor mirror, driver  $10$10
Visor mirror, passenger  $10$10
Xenon HID headlights$500 $500$500
Seats and Interior Trim 
Aluminum trim  $100$100
Center armrest(s), second row$50$50  
Folding second row seats$300$300  
Heated front seats$200$200  
Leather door panel trim  $250$250
Manual height adjuster, passenger seat$50$50  
Memory system, passenger seat  $150$150
Metal pedals  $75$75
No leather in second row  $-300$-300
Power 4-way lumbar adjuster, driver seat  $150$150
Power 4-way lumbar adjuster, passenger seat  $150$150
Power fore-aft adjuster, passenger seat  $100$100
Power height adjuster, passenger seat  $100$100
Power lumbar adjuster, driver seat$100$100  
Power recliner, passenger seat  $100$100
Power tilt adjuster, passenger seat  $100$100
Suspension, Wheels, and Tires 
Electronic systems calibration selector$200$200  
Transmission 
Steering-wheel-mounted transmission controls$100  $100
Total Value of Features$6,075$7,425$11,785$12,935
Value of Feature Adjustments$0$1,350$5,710$6,860
Value of Feature Adjustments0-1,269-5,317-6,387

Return to top

Specifications Comparison: Hyundai Ioniq vs. Mercedes-Benz SLK

Model Year20182015
ModelIoniqSLK
Body4dr Hatch2dr Hardtop conv.
Wheelbase106.3 in95.7 in
Length176.0 in162.8 in
Width71.7 in71.5 in
Height56.9 in51.2 in
Curb Weight2,997 lb.3,242 lb.
Fuel Capacity11.9 gal.15.9 gal.
Row 1 Headroom39.1 in38.0 in
Row 1 Shoulder Room56.1 in52.2 in
Row 1 Legroom42.2 in42.5 in
Row 2 Headroom37.4 in0.0 in
Row 2 Shoulder Room55.0 in0.0 in
Row 2 Legroom35.7 in0.0 in
Cargo Volume,
Minimum
26.5 ft36.4 ft3
Cargo Volume,
Maximum
0.0 ft310.1 ft3

Return to top

Option Package Details
Hyundai Ioniq Plug-in Hybrid Limited

Ultimate Package
FeatureValueRequested?
Obstacle detection, rear250Yes
Sunroof900No
Xenon HID headlights500Yes
Adaptive cruise control, all-speed850Yes
Interior ambient lighting150No
Navigation system600Yes
Steering-linked headlights150Yes
Voice control for nav and audio100Yes
Traffic information25Yes
Wireless charging station75No
Infinity, 8 speakers (with subwoofer)350No
Lane departure warning200Yes
Automatic braking, low-speed200Yes
Automatic braking, high-speed or partial200Yes
Forward collision warning200Yes
Lane departure prevention, steering-based200No
Pedestrian detection50No
Total Requested327566%
Total Not Requested172534%

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
Leather door panel trim250No
No leather in second row-300No
Total Requested900106%
Total Not Requested-50-6%
Becker Map Pilot
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100Yes
Traffic information25Yes
Total Requested725100%
Total Not Requested00%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200No
Total Requested65072%
Total Not Requested25028%
Driver Assistance Package
FeatureValueRequested?
Blind spot warning system200Yes
Lane departure prevention system150Yes
Automatic braking, low-speed200Yes
Automatic braking, high-speed200Yes
Forward collision warning200Yes
Blind spot intervention150No
Radar- or camera-based collision preparation system0No
Lane departure warning system200Yes
Adaptive cruise control, all-speed700Yes
Total Requested185093%
Total Not Requested1507%

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%
Becker Map Pilot
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100Yes
Traffic information25Yes
Total Requested725100%
Total Not Requested00%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200No
Total Requested65072%
Total Not Requested25028%
Driver Assistance Package
FeatureValueRequested?
Blind spot warning system200Yes
Lane departure prevention system150Yes
Automatic braking, low-speed200Yes
Automatic braking, high-speed200Yes
Forward collision warning200Yes
Blind spot intervention150No
Radar- or camera-based collision preparation system0No
Lane departure warning system200Yes
Adaptive cruise control, all-speed700Yes
Total Requested185093%
Total Not Requested1507%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Hatchbacks
See TrueDelta's information for all Hyundai models.