Cadillac STS Cadillac STS 2007 Hyundai Ioniq Hyundai Ioniq 2018

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Cadillac STS vs. Hyundai Ioniq 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.

Cadillac STS vs. Hyundai Ioniq Invoice Comparison

Lowest Total Price: $28,567

Hyundai Ioniq Plug-in Hybrid Limited   
Difference: $31,783

Lowest Total Invoice: $27,024

Hyundai Ioniq Plug-in Hybrid Limited   
Difference: $28,633

Calculate Payments

  Down Payment Interest Rate Term
Model Year2007201820182018
ModelSTSIoniqIoniqIoniq
TrimV8LimitedPlug-in Hybrid LimitedEV Limited
Body4dr Sedan4dr Hatch4dr Hatch4dr Hatch
Base Price $51,810 $27,550 $28,300 $36,000
Base Invoice $48,442 $26,311 $27,016 $34,254
Preferred Equipment Group 1SF 4,295      
Adaptive cruise control 2,300      
Sunroof 1,200      
Ultimate Package   3,000 3,750  
Cargo net   50 50 50
Floor mats   125 125 125
Preferred Equipment Group 1SF 3,565      
Adaptive cruise control 1,909      
Sunroof 996      
Ultimate Package   2,820 3,525  
Cargo net   41 41 41
Floor mats   100 100 100
Options (change) 7,795 3,175 3,925 175
Options (change) 6,470 2,961 3,666 141
Destination 745 885 885 885
Gas Tax 0 0 -4,543 -7,500
Total Price $60,350 $31,610 $28,567 $29,560
Total Invoice $55,657 $30,157 $27,024 $27,780

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

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TrueDelta Value Comparison: Cadillac STS vs. Hyundai Ioniq

Lowest Adjusted Price and Invoice: Hyundai Ioniq EV Limited
TrueDelta Adjusted Price Difference: $31,815
TrueDelta Adjusted Invoice Difference: $28,846
Model Year2007201820182018
ModelSTSIoniqIoniqIoniq
TrimV8LimitedPlug-in Hybrid LimitedEV Limited
Body4dr Sedan4dr Hatch4dr Hatch4dr Hatch
Engine320hp V8104hp I4 H104hp I4 PiH118hp E
TransmissionT6S6S6A1
DrivetrainRWDFWDFWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)300, 15?, 8?, 8?, 8
Tire (rear if not all the same)235/50-17225/45-17205/55-16205/55-16
Total Price$60,350$31,610$28,567$29,560
Adjustments for Features-32500-1,350
Feature-Adjusted Total Price$60,025$31,610$28,567$28,210
Cost Above Minimum$0$3,400$357$0
Total Invoice$55,657$30,157$27,024$27,780
Adjustments for Features-30000-1,269
Feature-Adjusted Total Invoice$55,357$30,157$27,024$26,511
Cost Above Minimum$0$3,646$513$0

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Features Comparison: Cadillac STS vs. Hyundai Ioniq

Model Year2007201820182018
ModelSTSIoniqIoniqIoniq
TrimV8LimitedPlug-in Hybrid LimitedEV Limited
Body4dr Sedan4dr Hatch4dr Hatch4dr Hatch
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100   
6-speed automated manual $1100$1100 
1-speed automatic   $800
RWD$0   
FWD $0$0$0
Accessories 
Adaptive cruise control$600$600  
Adaptive cruise control, all-speed  $850$850
Heated steering wheel$100   
Remote app $25 $25
Remote start$150   
Tilt/telescoping steering wheel, manual $250$250$250
Tilt/telescoping steering wheel, power$350   
Brakes, Airbags, and Other Safety 
Automatic braking, high-speed or partial $200$200$200
Automatic braking, low-speed $200$200$200
Blind spot warning system $200$200$200
Cross-traffic warning, rear $100$100$100
Forward collision warning $200$200$200
Knee airbag, driver $75$75$75
Lane departure prevention, steering-based $200$200$200
Lane departure warning $200$200$200
Obstacle detection, rear$250$250$250 
Pedestrian detection $50$50$50
Rearview camera $200$200$200
Vehicle health reports $0 $0
Cargo Management 
Cargo cover $75$75$75
Overhead sunglass holder $25$25$25
Rear seat pass-through$100   
Climate Control 
Interior air filter$0   
Ionizing air filtration $50$50$50
Rain-sensing wipers$175   
Rear air vents $100$100$100
Rear air vents with manual controls$150   
Variable intermittent wipers $75$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$150 
DC quick-charging capability   $750
Regeneration paddles   $100
Exterior 
Active grille shutters $0$0 
Bright-finished exhaust tip(s)$25   
Laminated front side windows$200   
Rear spoiler $200$200$200
Infotainment 
Android Auto support $100$100$100
Apple CarPlay support $100$100$100
Aux input $50$50$50
Bluetooth audio streaming $25$25$25
CD changer, in-dash$325   
DVD-compatible player$0   
HD radio $50$50$50
Rear seat audio controls$25   
Surround sound$250   
Telematics service, such as OnStar, with navigation$225$225 $225
Traffic information $25$25$25
Wireless charging station $75$75$75
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75   
Auto-dimming headlights$200   
Compass $0$0$0
Detailed driving style feedback $100$100$100
Digital instruments $0$0$0
Fog lights$125   
Head-up display (HUD)$350   
Headlight washers$50   
Large energy flow and fuel economy display $25$25$25
LED headlights   $1000
Power-folding mirrors   $50
Steering-linked headlights $150$150$150
Xenon HID headlights$500$500$500 
Seats and Interior Trim 
Cooled or ventilated front seats$300   
Folding second row seats $300$300$300
Heated second row seats$200   
Leather-wrapped steering wheel $150$150$150
Manual height adjuster, passenger seat $50$50$50
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$100$100
Power recliner, passenger seat$100   
Power tilt adjuster, passenger seat$100   
Wood trim$300   
Wood/leather-wrapped steering wheel$150   
Suspension, Wheels, and Tires 
Alloy wheels $350$350$350
Auto-leveling rear shocks$200   
Electronic systems calibration selector $200$200$200
Polished alloy wheels$350   
Transmission 
Steering-wheel-mounted transmission controls $100$100 
Total Value of Features$7,525$7,200$7,200$8,550
Value of Feature Adjustments$325$0$0$1,350
Value of Feature Adjustments-30000-1,269

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Specifications Comparison: Cadillac STS vs. Hyundai Ioniq

Model Year20072018
ModelSTSIoniq
Body4dr Sedan4dr Hatch
Wheelbase116.4 in106.3 in
Length196.3 in176.0 in
Width72.6 in71.7 in
Height57.6 in56.9 in
Curb Weight3,961 lb.2,997 lb.
Fuel Capacity17.0 gal.11.9 gal.
Row 1 Headroom38.7 in39.1 in
Row 1 Shoulder Room58.6 in56.1 in
Row 1 Hip Room54.6 in0.0 in
Row 1 Legroom42.6 in42.2 in
Row 2 Headroom37.9 in37.4 in
Row 2 Shoulder Room57.4 in55.0 in
Row 2 Hip Room55.6 in0.0 in
Row 2 Legroom38.3 in35.7 in
Cargo Volume,
Minimum
13.8 ft326.5 ft3
Cargo Volume,
Maximum
13.80.0 ft3

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Option Package Details
Cadillac STS V8

Preferred Equipment Group 1SF
FeatureValueRequested?
Cooled or ventilated front seats300No
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200No
Bluetooth cell phone link100Yes
Surround sound250No
DVD-compatible player0No
Rear seat audio controls25No
Voice control for nav and audio100Yes
Navigation system600Yes
Bose, 300W, 15 speakers (with subwoofer)350No
Total Requested130053%
Total Not Requested117547%

Option Package Details
Hyundai Ioniq Limited

Ultimate Package
FeatureValueRequested?
Memory system, driver seat200Yes
Cargo cover75No
Obstacle detection, rear250Yes
Rear air vents100Yes
Steering-linked headlights150No
Voice control for nav and audio100Yes
Traffic information25No
Wireless charging station75No
Navigation system600Yes
Infinity, 8 speakers (with subwoofer)350No
Lane departure warning200No
Automatic braking, low-speed200No
Automatic braking, high-speed or partial200No
Forward collision warning200No
Lane departure prevention, steering-based200No
Pedestrian detection50No
Adaptive cruise control600Yes
Total Requested185052%
Total Not Requested172548%

Option Package Details
Hyundai Ioniq Plug-in Hybrid Limited

Ultimate Package
FeatureValueRequested?
Obstacle detection, rear250Yes
Xenon HID headlights500Yes
Adaptive cruise control, all-speed850Yes
Interior ambient lighting150No
Sunroof900Yes
Steering-linked headlights150No
Voice control for nav and audio100Yes
Traffic information25No
Wireless charging station75No
Navigation system600Yes
Infinity, 8 speakers (with subwoofer)350No
Lane departure warning200No
Automatic braking, low-speed200No
Automatic braking, high-speed or partial200No
Forward collision warning200No
Lane departure prevention, steering-based200No
Pedestrian detection50No
Total Requested320064%
Total Not Requested180036%

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