Cadillac STS Cadillac STS 2006 Acura MDX Acura MDX 2006

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Cadillac STS vs. Acura MDX 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 MDX Invoice Comparison

Lowest Total Price: $43,315

Acura MDX Touring   
Difference: $5,010

Lowest Total Invoice: $39,092

Acura MDX Touring   
Difference: $5,038

Calculate Payments

  Down Payment Interest Rate Term
Model Year2006200620062006
ModelSTSSTSSTSMDX
TrimV6V8STS-VTouring
Body4dr Sedan4dr Sedan4dr Sedan4dr SUV
Base Price $41,020 $47,520 $73,070 $39,950
Base Invoice $37,944 $43,956 $67,704 $36,002
Preferred Equipment Group 1SB 2,640      
Bose 300W 15 speakers 2,590      
Sunroof 1,200 1,200 1,200  
Universal garage door opener 155      
Preferred Equipment Group 1SE   4,445    
Navigation system       2,750
Preferred Equipment Group 1SB 2,191      
Bose 300W 15 speakers 2,150      
Sunroof 996 996 996  
Universal garage door opener 129      
Preferred Equipment Group 1SE   3,689    
Navigation system       2,475
Options (change) 6,585 5,645 1,200 2,750
Options (change) 5,466 4,685 996 2,475
Destination 720 720 720 615
Gas Tax 0 0 2,100 0
Total Price $48,325 $53,885 $77,090 $43,315
Total Invoice $44,130 $49,361 $71,520 $39,092

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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 MDX dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Cadillac STS vs. Acura MDX

Lowest Adjusted Price and Invoice: Acura MDX Touring
TrueDelta Adjusted Price Difference: $7,385
TrueDelta Adjusted Invoice Difference: $7,181
Model Year2006200620062006
ModelSTSSTSSTSMDX
TrimV6V8STS-VTouring
Body4dr Sedan4dr Sedan4dr Sedan4dr SUV
Engine254hp V6320hp V8469hp V8253hp V6
TransmissionT5T5T6A5
DrivetrainRWDRWDRWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)300, 15300, 15300, 15200, 8
Tire (rear if not all the same)235/50-17235/50-17255/45-18235/65-17
Total Price$48,325$53,885$77,090$43,315
Adjustments for Features0-390-2,905-2,375
Feature-Adjusted Total Price$48,325$53,495$74,185$40,940
Cost Above Minimum$0$5,170$25,860$0
Total Invoice$44,130$49,361$71,520$39,092
Adjustments for Features0-357-2,695-2,143
Feature-Adjusted Total Invoice$44,130$49,004$68,825$36,949
Cost Above Minimum$0$4,874$24,695$0

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Features Comparison: Cadillac STS vs. Acura MDX

Model Year2006200620062006
ModelSTSSTSSTSMDX
TrimV6V8STS-VTouring
Body4dr Sedan4dr Sedan4dr Sedan4dr SUV
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000$1000  
6-speed manually-shiftable automatic  $1100 
5-speed automatic   $900
RWD$0$0$0 
AWD   $1700
Accessories 
Heated steering wheel $100$100 
Proximity key$250$250$250 
Remote start$150$150$150 
Tilt steering wheel, manual   $150
Tilt/telescoping steering wheel, power$350$350$350 
Brakes, Airbags, and Other Safety 
Obstacle detection, rear$250$250$250 
Rearview camera   $200
Rollover sensor   $50
Tires, run-flat  $150 
Cargo Management 
Cargo net $40$40 
Overhead sunglass holder   $25
Rear seat pass-through$100$100$100 
Roof rack   $300
Climate Control 
Dual-zone climate control$125$125$125 
Heated windshield washer nozzles  $15 
Rear air vents$100   
Rear air vents with automatic controls   $250
Rear air vents with manual controls $150$150 
Rear HVAC unit   $400
Rear wiper   $175
Drivetrain 
Limited-slip rear differential  $300 
Lockable rear differential   $150
Exterior 
Deep-tinted rear windows   $275
Laminated front side windows$200$200$200 
Rear spoiler  $200 
Tow hook(s), rear   $25
Infotainment 
Cassette player   $50
DVD-compatible player$0$0$0 
Satellite radio   $200
Surround sound$250$250$250 
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75$75$75 
Auto-dimming headlights  $200 
Compass   $0
Headlight washers  $50 
Mirror tilt-down in reverse   $25
Turn signals on or near mirrors$25$25$25 
Xenon HID headlights  $500 
Seats and Interior Trim 
Folding second row seats   $300
Folding third row seats   $600
Heated second row seats $200$200 
Manual fore-aft adjuster, second row seats   $75
Manual recliner, second row seats   $75
Manual recliner, third row seats   $125
Power 4-way lumbar adjuster, driver seat$150$150$150 
Power 4-way lumbar adjuster, passenger seat$150$150$150 
Synthetic suede inserts in leather seating surfaces  $0 
Upholstered instrument panel, leather  $1000 
Wood trim$300$300$300 
Suspension, Wheels, and Tires 
Alloy wheels   $350
Auto-leveling rear shocks$200$200$200 
Performance steering system (optional)  $0 
Polished alloy wheels$350$350$350 
Sport suspension (upgrade)  $0 
Total Value of Features$4,025$4,415$6,930$6,400
Value of Feature Adjustments$0$390$2,905$2,375
Value of Feature Adjustments0-357-2,695-2,143

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Specifications Comparison: Cadillac STS vs. Acura MDX

Model Year20062006
ModelSTSMDX
Body4dr Sedan4dr SUV
Wheelbase116.4 in106.3 in
Length196.3 in188.7 in
Width72.6 in77.0 in
Height57.6 in68.7 in
Curb Weight3,961 lb.4,472 lb.
Fuel Capacity17.0 gal.20.4 gal.
Row 1 Headroom38.7 in38.4 in
Row 1 Shoulder Room58.6 in61.2 in
Row 1 Hip Room54.6 in56.9 in
Row 1 Legroom42.6 in41.5 in
Row 2 Headroom37.9 in39.0 in
Row 2 Shoulder Room57.4 in61.1 in
Row 2 Hip Room55.6 in56.3 in
Row 2 Legroom38.3 in37.8 in
Row 3 Headroom0.0 in36.1 in
Row 3 Shoulder Room0.0 in58.6 in
Row 3 Hip Room0.0 in48.5 in
Row 3 Legroom0.0 in29.3 in
Cargo Volume,
Minimum
13.8 ft314.8 ft3
Cargo Volume,
Behind R2
13.849.6 ft3
Cargo Volume,
Maximum
13.881.5 ft3

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Option Package Details
Cadillac STS V6

Preferred Equipment Group 1SB
FeatureValueRequested?
Wood trim300No
Heated front seats200Yes
CD changer, in-dash200Yes
Power 4-way lumbar adjuster, driver seat150No
Power 4-way lumbar adjuster, passenger seat150No
Rain-sensing wipers100Yes
Memory system, driver seat200Yes
Interior air filter0Yes
Polished alloy wheels0No
Total Requested70054%
Total Not Requested60046%

Option Package Details
Cadillac STS V8

Preferred Equipment Group 1SE
FeatureValueRequested?
Navigation system600Yes
Heated second row seats200No
Universal garage door opener100Yes
Bluetooth cell phone link100Yes
Heated steering wheel100No
Interior air filter0Yes
Cargo net40No
Surround sound250No
DVD-compatible player0No
Bose, 300W, 15 speakers (with subwoofer)350No
Voice control for nav and audio100Yes
Rear air vents with manual controls50Yes
Polished alloy wheels0No
Wood trim300No
Heated front seats200Yes
CD changer, in-dash200Yes
Power 4-way lumbar adjuster, driver seat150No
Power 4-way lumbar adjuster, passenger seat150No
Rain-sensing wipers100Yes
Memory system, driver seat200Yes
Total Requested165052%
Total Not Requested154048%

Option Package Details
Acura MDX Touring

Navigation system
FeatureValueRequested?
Navigation system600Yes
Telematics service, such as OnStar200Yes
Voice control for nav and audio100Yes
Rearview camera200No
Total Requested90082%
Total Not Requested20018%

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