Cadillac STS Cadillac STS 2006 Acura RSX Acura RSX 2006

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Cadillac STS vs. Acura RSX 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. Acura RSX Invoice Comparison

Lowest Total Price: $24,460

Acura RSX Type-S   
Difference: $21,120

Lowest Total Invoice: $22,369

Acura RSX Type-S   
Difference: $19,482

Calculate Payments

  Down Payment Interest Rate Term
Model Year2006200620062006
ModelSTSSTSSTSRSX
TrimV6V8STS-VType-S
Body4dr Sedan4dr Sedan4dr Sedan2dr Hatch
Base Price $41,020 $47,520 $73,070 $23,845
Base Invoice $37,944 $43,956 $67,704 $21,754
Sunroof 1,200   1,200  
Preferred Equipment Group 1SB 2,640      
Sunroof 996   996  
Preferred Equipment Group 1SB 2,191      
Options (change) 3,840 0 1,200 0
Options (change) 3,187 0 996 0
Destination 720 720 720 615
Gas Tax 0 0 2,100 0
Total Price $45,580 $48,240 $77,090 $24,460
Total Invoice $41,851 $44,676 $71,520 $22,369

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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 Cadillac STS dealer quotes or Acura RSX dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Cadillac STS vs. Acura RSX

Lowest Adjusted Price and Invoice: Acura RSX Type-S
TrueDelta Adjusted Price Difference: $15,315
TrueDelta Adjusted Invoice Difference: $14,152
Model Year2006200620062006
ModelSTSSTSSTSRSX
TrimV6V8STS-VType-S
Body4dr Sedan4dr Sedan4dr Sedan2dr Hatch
Engine254hp V6320hp V8469hp V8201hp I4
TransmissionT5T5T6M6
DrivetrainRWDRWDRWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 8?, 8300, 15170, 7
Tire (rear if not all the same)235/50-17235/50-17255/45-18215/45-17
Total Price$45,580$48,240$77,090$24,460
Adjustments for Features-5,805-3,705-9,8600
Feature-Adjusted Total Price$39,775$44,535$67,230$24,460
Cost Above Minimum$0$4,760$27,455$0
Total Invoice$41,851$44,676$71,520$22,369
Adjustments for Features-5,330-3,431-9,1480
Feature-Adjusted Total Invoice$36,521$41,245$62,372$22,369
Cost Above Minimum$0$4,724$25,851$0

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Features Comparison: Cadillac STS vs. Acura RSX

Model Year2006200620062006
ModelSTSSTSSTSRSX
TrimV6V8STS-VType-S
Body4dr Sedan4dr Sedan4dr Sedan2dr Hatch
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000$1000  
6-speed manually-shiftable automatic  $1100 
6-speed manual   $150
RWD$0$0$0 
FWD   $0
Accessories 
Heated steering wheel  $100 
Power rear side windows$200$200$200 
Proximity key$250$250$250 
Remote start$150$150$150 
Tilt steering wheel, manual   $150
Tilt/telescoping steering wheel, power$350$350$350 
Universal garage door opener  $100 
Brakes, Airbags, and Other Safety 
Brake assist$50$50$50 
Obstacle detection, rear$250$250$250 
Side curtain airbags$350$350$350 
Stability control$400$400$400 
Tire-pressure monitor$75$75$75 
Tires, run-flat  $150 
Traction control$100$100$100 
Cargo Management 
Cargo cover   $75
Cargo net  $40 
Rear seat pass-through$100$100$100 
Climate Control 
Dual-zone climate control$125$125$125 
Heated windshield washer nozzles  $15 
Interior air filter$0 $0$0
Rain-sensing wipers$175 $175 
Rear air vents$100$100  
Rear air vents with manual controls  $150 
Rear wiper   $175
Variable intermittent wipers $75 $75
Drivetrain 
Limited-slip rear differential  $300 
Exterior 
Body kit   $0
Laminated front side windows$200$200$200 
Rear spoiler  $200$200
Sunroof$900 $900$900
Infotainment 
Audio controls on steering wheel$125$125$125 
Bluetooth cell phone link  $100 
Cassette player   $50
CD changer, in-dash$325 $325$325
CD player $125  
DVD-compatible player  $0 
Navigation system  $600 
Surround sound  $250 
Telematics service, such as OnStar$200$200$200 
Voice control for nav and audio  $100 
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75$75$75 
Auto-dimming headlights  $200 
Auto-dimming rearview mirror$150$150$150 
Automatic headlights$125$125$125 
Automatic-off headlights   $25
Compass$0$0  
Fog lights$125$125$125 
Headlight washers  $50 
Illuminated visor mirror, driver$50$50$50 
Illuminated visor mirror, passenger$50$50$50 
Outside temperature display$50$50$50 
Trip computer$150$150$150 
Turn signals on or near mirrors$25$25$25 
Visor mirror, driver   $10
Visor mirror, passenger   $10
Xenon HID headlights  $500 
Seats and Interior Trim 
Aluminum trim $100  
Center armrest(s), front row$75$75$75 
Center armrest(s), second row$50$50$50 
Folding second row seats   $300
Heated front seats$200 $200 
Heated second row seats  $200 
Manual height adjuster, driver seat   $50
Manual lumbar adjuster, driver seat   $50
Memory system, driver seat$200 $200 
Power 4-way lumbar adjuster, driver seat$150 $150 
Power 4-way lumbar adjuster, passenger seat$150 $150 
Power fore-aft adjuster, driver seat$100$100$100 
Power fore-aft adjuster, passenger seat$100$100$100 
Power height adjuster, driver seat$100$100$100 
Power height adjuster, passenger seat$100$100$100 
Power recliner, driver seat$100$100$100 
Power recliner, passenger seat$100$100$100 
Power tilt adjuster, driver seat$100$100$100 
Power tilt adjuster, passenger seat$100$100$100 
Synthetic suede inserts in leather seating surfaces  $0 
Upholstered instrument panel, leather  $1000 
Wood trim$300 $300 
Suspension, Wheels, and Tires 
Alloy wheels $350 $350
Auto-leveling rear shocks$200$200$200 
Performance steering system (optional)  $0 
Polished alloy wheels$350 $350 
Sport suspension (upgrade)  $0$0
Total Value of Features$8,700$6,600$12,755$2,895
Value of Feature Adjustments$5,805$3,705$9,860$0
Value of Feature Adjustments-5,330-3,431-9,1480

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Specifications Comparison: Cadillac STS vs. Acura RSX

Model Year20062006
ModelSTSRSX
Body4dr Sedan2dr Hatch
Wheelbase116.4 in101.2 in
Length196.3 in172.4 in
Width72.6 in67.9 in
Height57.6 in54.9 in
Curb Weight3,961 lb.2,735 lb.
Fuel Capacity17.0 gal.13.2 gal.
Row 1 Headroom38.7 in37.8 in
Row 1 Shoulder Room58.6 in52.6 in
Row 1 Hip Room54.6 in51.1 in
Row 1 Legroom42.6 in43.1 in
Row 2 Headroom37.9 in34.1 in
Row 2 Shoulder Room57.4 in51.3 in
Row 2 Hip Room55.6 in46.2 in
Row 2 Legroom38.3 in29.2 in
Cargo Volume13.8 ft316.0 ft3

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Option Package Details
Cadillac STS V6

Preferred Equipment Group 1SB
FeatureValueRequested?
Wood trim300No
Heated front seats200No
CD changer, in-dash200Yes
Power 4-way lumbar adjuster, driver seat150No
Power 4-way lumbar adjuster, passenger seat150No
Rain-sensing wipers100No
Memory system, driver seat200No
Interior air filter0Yes
Polished alloy wheels0No
Total Requested20015%
Total Not Requested110085%

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