Cadillac STS Cadillac STS 2009 Mercury Mariner Mercury Mariner 2009

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Cadillac STS vs. Mercury Mariner 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. Mercury Mariner Invoice Comparison

Lowest Total Price: $29,510

Mercury Mariner Premier   
Difference: $19,125

Lowest Total Invoice: $27,149

Mercury Mariner Premier   
Difference: $18,223

Calculate Payments

  Down Payment Interest Rate Term
Model Year20092009200920092009
ModelSTSSTSSTSMarinerMariner
TrimV6V8STS-VPremierHybrid
Body4dr Sedan4dr Sedan4dr Sedan4dr SUV4dr SUV
Base Price $46,410 $55,910 $80,160 $24,765 $30,090
Base Invoice $43,393 $52,276 $73,448 $23,006 $27,852
Temporary spare tire 250        
Sunroof 1,200   1,200   795
Premium Luxury Collection   4,155      
Moon and Tune Package       795  
Navigation system       1,995  
Heating Package       295  
Amenities Package       590  
Remote start       345 345
Premium Package         3,595
Temporary spare tire 208        
Sunroof 996   996   676
Premium Luxury Collection   3,449      
Moon and Tune Package       676  
Navigation system       1,696  
Heating Package       251  
Amenities Package       502  
Remote start       293 293
Premium Package         3,056
Options (change) 1,450 4,155 1,200 4,020 4,735
Options (change) 1,204 3,449 996 3,418 4,025
Destination 775 775 775 725 725
Gas Tax 0 0 2,100 0 -3,000
Total Price $48,635 $60,840 $84,235 $29,510 $32,550
Total Invoice $45,372 $56,500 $77,319 $27,149 $29,602

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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. Mercury Mariner

Lowest Adjusted Price and Invoice: Mercury Mariner Premier
TrueDelta Adjusted Price Difference: $19,665
TrueDelta Adjusted Invoice Difference: $18,720
Model Year20092009200920092009
ModelSTSSTSSTSMarinerMariner
TrimV6V8STS-VPremierHybrid
Body4dr Sedan4dr Sedan4dr Sedan4dr SUV4dr SUV
Engine302hp V6320hp V8469hp V8171hp I4153hp I4 H
TransmissionT6T6T6A6CVT
DrivetrainRWDRWDRWDFWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 8300, 15300, 15320, 7320, 7
Tire (rear if not all the same)235/50-17235/50-17255/45-18235/70-16235/70-16
Total Price$48,635$60,840$84,235$29,510$32,550
Adjustments for Features0-3,565-6,080-540-740
Feature-Adjusted Total Price$48,635$57,275$78,155$28,970$31,810
Cost Above Minimum$0$8,640$29,520$0$2,840
Total Invoice$45,372$56,500$77,319$27,149$29,602
Adjustments for Features0-3,311-5,581-497-673
Feature-Adjusted Total Invoice$45,372$53,189$71,738$26,652$28,929
Cost Above Minimum$0$7,817$26,366$0$2,277

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Features Comparison: Cadillac STS vs. Mercury Mariner

Model Year20092009200920092009
ModelSTSSTSSTSMarinerMariner
TrimV6V8STS-VPremierHybrid
Body4dr Sedan4dr Sedan4dr Sedan4dr SUV4dr SUV
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100$1100  
6-speed automatic   $1000 
CVT    $1000
RWD$0$0$0  
FWD   $0$0
Accessories 
AC power outlet    $100
Heated steering wheel $100$100  
Keyless entry keypad   $50$50
Proximity key$250$250$250  
Tilt steering wheel, manual   $150$150
Tilt/telescoping steering wheel, power$350$350$350  
Universal garage door opener $100$100  
Brakes, Airbags, and Other Safety 
4-wheel disc brakes$150$150$150  
911 assist   $25$25
Blind spot warning system  $200  
Lane departure warning  $200  
Rollover sensor   $50$50
Temporary spare tire$150$150 $150$150
Tires, run-flat  $150  
Vehicle health reports   $0$0
Cargo Management 
Cargo cover    $75
Cargo net $40$40  
Liftglass or two-piece tailgate   $150$150
Overhead sunglass holder   $25$25
Rear seat pass-through$100$100$100  
Roof rack   $300$300
Climate Control 
Automatic air recirculation$100$100$100  
Heated windshield washer nozzles  $15  
Interior air filter$0$0$0  
Rain-sensing wipers $175$175  
Rear air vents with manual controls$150$150$150  
Rear wiper   $175$175
Variable intermittent wipers$75  $75$75
Drivetrain 
Limited-slip rear differential  $300  
Exterior 
Deep-tinted rear windows   $275$275
Laminated front side windows$200$200$200  
Rear bumper protector   $40$40
Rear spoiler  $200  
Infotainment 
Aux input   $50$50
CD changer, in-dash $325$325$325$325
CD player$125    
DVD-compatible player $0$0  
MP3-compatible player   $50$50
Navigation system $600$600$600$600
Rear seat audio controls $25$25  
SMS text-to-speech reader   $25$25
Surround sound $250$250  
Telematics service, such as OnStar, with navigation$225$225$225  
USB port   $25$25
Voice control for external devices   $0$0
Voice control for nav and audio $100$100$100$100
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75$75$75  
Auto-dimming headlights $200$200  
Compass$0$0 $0$0
Head-up display (HUD)  $350  
Headlight washers $50$50  
Interior ambient lighting   $150$150
Large energy flow and fuel economy display    $25
Xenon HID headlights $500$500  
Seats and Interior Trim 
Aluminum trim$100    
Center armrest(s), second row$50$50$50  
Door sill trim plates$100$100$100  
Folding second row seats   $300$300
Heated front seats $200$200$200$200
Heated second row seats $200$200  
Leather door panel trim  $250  
Leather-wrapped steering wheel$150 $150$150$150
Manual lumbar adjuster, driver seat   $50$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, passenger 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, passenger seat$100$100$100  
Synthetic suede inserts in leather seating surfaces  $0$0 
Upholstered instrument panel, leather  $1000  
Wood trim $300$300  
Wood/leather-wrapped steering wheel $150   
Suspension, Wheels, and Tires 
Alloy wheels  $350 $350
Auto-leveling rear shocks $200$200  
Machined alloy wheels   $350 
Performance steering system (optional)  $0  
Polished alloy wheels$350$350   
Sport suspension (upgrade)  $0  
Total Value of Features$4,300$7,865$10,380$4,840$5,040
Value of Feature Adjustments$0$3,565$6,080$540$740
Value of Feature Adjustments0-3,311-5,581-497-673

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Specifications Comparison: Cadillac STS vs. Mercury Mariner

Model Year20092009
ModelSTSMariner
Body4dr Sedan4dr SUV
Wheelbase116.4 in103.1 in
Length196.7 in175.2 in
Width72.6 in71.1 in
Height57.6 in67.7 in
Curb Weight3,974 lb.3,342 lb.
Fuel Capacity17.0 gal.16.5 gal.
Row 1 Headroom38.7 in40.4 in
Row 1 Shoulder Room58.6 in56.6 in
Row 1 Hip Room54.6 in53.4 in
Row 1 Legroom42.6 in41.6 in
Row 2 Headroom37.9 in39.2 in
Row 2 Shoulder Room57.4 in55.9 in
Row 2 Hip Room55.6 in49.1 in
Row 2 Legroom38.3 in35.6 in
Cargo Volume,
Minimum
13.8 ft329.2 ft3
Cargo Volume,
Maximum
13.866.3 ft3

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Option Package Details
Cadillac STS V8

Premium Luxury Collection
FeatureValueRequested?
Sunroof900Yes
Termporary spare tire150Yes
Xenon HID headlights500No
Headlight washers50No
Auto-dimming headlights200No
Navigation system600Yes
Surround sound250No
DVD-compatible player0No
Rear seat audio controls25No
Voice control for nav and audio100Yes
Bose, 300W, 15 speakers (with subwoofer)350No
Total Requested175056%
Total Not Requested137544%

Option Package Details
Mercury Mariner Premier

Navigation system
FeatureValueRequested?
Navigation system600Yes
Unbranded, 320W, 7 speakers (with subwoofer)350No
Voice control for nav and audio75Yes
Total Requested67566%
Total Not Requested35034%
Moon and Tune Package
FeatureValueRequested?
Sunroof900Yes
Unbranded, 320W, 7 speakers (with subwoofer)350No
Total Requested90072%
Total Not Requested35028%
Heating Package
FeatureValueRequested?
Heated mirrors25Yes
Heated front seats200Yes
Total Requested225100%
Total Not Requested00%
Amenities Package
FeatureValueRequested?
Automatic climate control, front200Yes
Obstacle detection, rear250Yes
Dual-zone climate control125Yes
Total Requested575100%
Total Not Requested00%

Option Package Details
Mercury Mariner Hybrid

Sunroof
FeatureValueRequested?
Sunroof900Yes
Overhead sunglass holder25No
Total Requested90097%
Total Not Requested253%
Premium Package
FeatureValueRequested?
Navigation system600Yes
Heated mirrors25Yes
Heated front seats200Yes
Roof rack crossbars50No
Cargo cover75No
Obstacle detection, rear250Yes
Large energy flow and fuel economy display25No
Unbranded, 320W, 7 speakers (with subwoofer)350No
Voice control for nav and audio75Yes
Interior ambient lighting150No
Leather seating surfaces900Yes
Total Requested205076%
Total Not Requested65024%

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