Cadillac STS Cadillac STS 2008 Chevrolet Impala Chevrolet Impala 2009
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Cadillac STS vs. Chevrolet Impala 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. Chevrolet Impala Invoice Comparison

Lowest Total Price: $31,650

Chevrolet Impala LTZ   
Difference: $14,200

Lowest Total Invoice: $29,804

Chevrolet Impala LTZ   
Difference: $12,980

Calculate Payments

  Down Payment Interest Rate Term
Model Year2008200820092009
ModelSTSSTSImpalaImpala
TrimV6V8LTZSS
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $43,775 $53,275 $29,630 $31,135
Base Invoice $40,930 $49,812 $28,000 $29,423
Engine-block heater 100 100 75 75
Sunroof 1,200   900 900
CD changer, in-dash     295 295
Convenience Package       240
Engine-block heater 83 83 62 62
Sunroof 996   747 747
CD changer, in-dash     245 245
Convenience Package       199
Options (change) 1,300 100 1,270 1,510
Options (change) 1,079 83 1,054 1,253
Destination 775 775 750 750
Total Price $45,850 $54,150 $31,650 $33,395
Total Invoice $42,784 $50,670 $29,804 $31,426

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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

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

Request free, no-obligation Cadillac STS dealer quotes or Chevrolet Impala 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: Cadillac STS vs. Chevrolet Impala

Lowest Adjusted Price and Invoice: Chevrolet Impala LTZ
TrueDelta Adjusted Price Difference: $13,180
TrueDelta Adjusted Invoice Difference: $12,028
Model Year2008200820092009
ModelSTSSTSImpalaImpala
TrimV6V8LTZSS
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine302hp V6320hp V8233hp V6303hp V8
TransmissionT6T6A4A4
DrivetrainRWDRWDFWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 8?, 8?, 8?, 6
Tire (rear if not all the same)235/50-17235/50-17235/50-18235/50-18
Total Price$45,850$54,150$31,650$33,395
Adjustments for Features-1,020-1,9600-25
Feature-Adjusted Total Price$44,830$52,190$31,650$33,370
Cost Above Minimum$0$7,360$0$1,720
Total Invoice$42,784$50,670$29,804$31,426
Adjustments for Features-952-1,8340-24
Feature-Adjusted Total Invoice$41,832$48,836$29,804$31,402
Cost Above Minimum$0$7,004$0$1,598

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Features Comparison: Cadillac STS vs. Chevrolet Impala

Model Year2008200820092009
ModelSTSSTSImpalaImpala
TrimV6V8LTZSS
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100  
4-speed automatic  $800$800
RWD$0$0  
FWD  $0$0
Accessories 
Heated steering wheel $100  
Proximity key$250$250  
Tilt steering wheel, manual  $150$150
Tilt/telescoping steering wheel, power$350$350  
Universal garage door opener $100$100$100
Brakes, Airbags, and Other Safety 
Brake assist$50$50  
Obstacle detection, rear$250$250  
Cargo Management 
Cargo mat  $40$40
Cargo net $40$40$40
Rear seat pass-through$100$100  
Storage compartment under second row seats  $50$50
Climate Control 
Automatic air recirculation$100$100  
Automatic climate control, front$200$200  
Rain-sensing wipers $175  
Rear air vents with manual controls$150$150  
Variable intermittent wipers$75 $75$75
Exterior 
Bright-finished exhaust tip(s)$25$25 $25
Laminated front side windows$200$200  
Rear spoiler  $200$200
Sunroof$900 $900$900
Infotainment 
Aux input  $50$50
Bluetooth cell phone link  $100$100
CD changer, in-dash $325$325$325
CD player$125   
DVD-Audio-compatible player $0  
MP3-compatible player  $50$50
Telematics service, such as OnStar  $200$200
Telematics service, such as OnStar, with navigation$225$225  
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75$75  
Trip computer$150$150  
Turn signals on or near mirrors$25$25  
Seats and Interior Trim 
Aluminum trim$100   
Door sill trim plates$100$100  
Folding second row seats  $300$300
Heated front seats $200$200$200
Heated second row seats $200  
Leather-wrapped steering wheel$150 $150$150
Manual lumbar adjuster, driver seat  $50$50
Memory system, driver seat $200  
Power 4-way lumbar adjuster, driver seat $150  
Power 4-way lumbar adjuster, passenger seat $150  
Power recliner, passenger seat$100$100  
Wood trim $300  
Wood/leather-wrapped steering wheel $150  
Suspension, Wheels, and Tires 
Auto-leveling rear shocks $200  
Machined alloy wheels  $350 
Polished alloy wheels$350$350 $350
Sport suspension (upgrade)  $0$0
Total Value of Features$5,150$6,090$4,130$4,155
Value of Feature Adjustments$1,020$1,960$0$25
Value of Feature Adjustments-952-1,8340-24

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See a complete comparison of Cadillac STS vs. Chevrolet Impala features.

Specifications Comparison: Cadillac STS vs. Chevrolet Impala

Model Year20082009
ModelSTSImpala
Body4dr Sedan4dr Sedan
Wheelbase116.4 in110.5 in
Length196.7 in200.4 in
Width72.6 in72.9 in
Height57.6 in58.7 in
Curb Weight3,974 lb.3,556 lb.
Fuel Capacity17.0 gal.17.0 gal.
Row 1 Headroom38.7 in39.4 in
Row 1 Shoulder Room58.6 in58.7 in
Row 1 Hip Room54.6 in56.4 in
Row 1 Legroom42.6 in42.3 in
Row 2 Headroom37.9 in37.8 in
Row 2 Shoulder Room57.4 in58.6 in
Row 2 Hip Room55.6 in57.2 in
Row 2 Legroom38.3 in37.6 in
Cargo Volume13.8 ft318.6 ft3

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See a complete comparison of Cadillac STS vs. Chevrolet Impala specs.

Option Package Details
Chevrolet Impala SS

Convenience Package
FeatureValueRequested?
Heated mirrors25Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Total Requested275100%
Total Not Requested00%

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