Buick Lucerne Buick Lucerne 2006 Cadillac STS Cadillac STS 2006

We are 103,000+ car owners sharing real-world car information.

Join Us

Buick Lucerne vs. Cadillac STS 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.

Buick Lucerne vs. Cadillac STS Invoice Comparison

Lowest Total Price: $34,660

Buick Lucerne CXL   
Difference: $11,175

Lowest Total Invoice: $32,028

Buick Lucerne CXL   
Difference: $10,035

Calculate Payments

  Down Payment Interest Rate Term
Model Year20062006200620062006
ModelLucerneLucerneSTSSTSSTS
TrimCXLCXSV6V8STS-V
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $27,265 $34,265 $41,020 $47,520 $73,070
Base Invoice $25,765 $32,380 $37,944 $43,956 $67,704
Luxury Package 895        
Driver Confidence Pkg. w/ StabiliTrak 1,090        
Stability control 495        
Engine-block heater 50 50 100 100 100
Sunroof 900 900 1,200 1,200 1,200
Polished alloy wheels 650 650      
Navigation system 1,795 1,795      
Harman/Kardon 280W 9 speakers 795        
Driver Confidence Package   595      
Preferred Equipment Group 1SB     2,640    
Universal garage door opener     155    
Preferred Equipment Group 1SE       4,445  
Luxury Package 743        
Driver Confidence Pkg. w/ StabiliTrak 905        
Stability control 411        
Engine-block heater 42 42 83 83 83
Sunroof 747 747 996 996 996
Polished alloy wheels 540 540      
Navigation system 1,490 1,490      
Harman/Kardon 280W 9 speakers 660        
Driver Confidence Package   494      
Preferred Equipment Group 1SB     2,191    
Universal garage door opener     129    
Preferred Equipment Group 1SE       3,689  
Options (change) 6,670 3,990 4,095 5,745 1,300
Options (change) 5,538 3,313 3,399 4,768 1,079
Destination 725 725 720 720 720
Gas Tax 0 0 0 0 2,100
Total Price $34,660 $38,980 $45,835 $53,985 $77,190
Total Invoice $32,028 $36,418 $42,063 $49,444 $71,603

Return to top

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 Buick Lucerne dealer quotes or Cadillac STS 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: Buick Lucerne vs. Cadillac STS

Lowest Adjusted Price and Invoice: Buick Lucerne CXL
TrueDelta Adjusted Price Difference: $10,875
TrueDelta Adjusted Invoice Difference: $9,760
Model Year20062006200620062006
ModelLucerneLucerneSTSSTSSTS
TrimCXLCXSV6V8STS-V
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine197hp V6275hp V8254hp V6320hp V8469hp V8
TransmissionA4A4T5T5T6
DrivetrainFWDFWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)280, 9280, 9?, 8300, 15300, 15
Tire (rear if not all the same)235/55-17245/50-18235/50-17235/50-17255/45-18
Total Price$34,660$38,980$45,835$53,985$77,190
Adjustments for Features0-675-300-1,740-4,255
Feature-Adjusted Total Price$34,660$38,305$45,535$52,245$72,935
Cost Above Minimum$0$3,645$0$6,710$27,400
Total Invoice$32,028$36,418$42,063$49,444$71,603
Adjustments for Features0-631-275-1,594-3,947
Feature-Adjusted Total Invoice$32,028$35,787$41,788$47,850$67,656
Cost Above Minimum$0$3,759$0$6,062$25,868

Return to top

Features Comparison: Buick Lucerne vs. Cadillac STS

Model Year20062006200620062006
ModelLucerneLucerneSTSSTSSTS
TrimCXLCXSV6V8STS-V
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
4-speed automatic$800$800   
5-speed manually-shiftable automatic  $1000$1000 
6-speed manually-shiftable automatic    $1100
FWD$0$0   
RWD  $0$0$0
Accessories 
Heated steering wheel   $100$100
Proximity key  $250$250$250
Tilt steering wheel, manual$150$150   
Tilt/telescoping steering wheel, power  $350$350$350
Brakes, Airbags, and Other Safety 
Tires, run-flat    $150
Cargo Management 
Cargo net   $40$40
Climate Control 
Heated windshield washer nozzles    $15
Rear air vents$100$100$100  
Rear air vents with manual controls   $150$150
Drivetrain 
Limited-slip rear differential    $300
Exterior 
Bodyside moldings$75$75   
Bright-finished exhaust tip(s) $25$25$25$25
Rear spoiler    $200
Infotainment 
Aux input$50$50   
Bluetooth cell phone link   $100$100
CD changer, in-dash  $325$325$325
CD player$125$125   
DVD-compatible player   $0$0
MP3-compatible player$50$50   
Navigation system$600$600 $600$600
Satellite radio$200$200   
Surround sound   $250$250
Voice control for nav and audio   $100$100
Instruments, Lights, and Mirrors 
Auto-dimming headlights    $200
Compass $0$0  
Cornering lights$50$50   
Fog lights $125$125$125$125
Headlight washers    $50
Turn signals on or near mirrors $25$25$25$25
Xenon HID headlights    $500
Seats and Interior Trim 
Heated second row seats   $200$200
Synthetic suede inserts in leather seating surfaces    $0
Upholstered instrument panel, leather    $1000
Wood trim  $300$300$300
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500   
Performance steering system (optional)    $0
Sport suspension (upgrade) $0  $0
Touring suspension (upgrade)$0    
Total Value of Features$2,200$2,875$2,500$3,940$6,455
Value of Feature Adjustments$0$675$300$1,740$4,255
Value of Feature Adjustments0-631-275-1,594-3,947

Return to top

Specifications Comparison: Buick Lucerne vs. Cadillac STS

Model Year20062006
ModelLucerneSTS
Body4dr Sedan4dr Sedan
Wheelbase115.6 in116.4 in
Length203.2 in196.3 in
Width73.8 in72.6 in
Height58.0 in57.6 in
Curb Weight3,765 lb.3,961 lb.
Fuel Capacity18.5 gal.17.0 gal.
Row 1 Headroom39.5 in38.7 in
Row 1 Shoulder Room58.0 in58.6 in
Row 1 Hip Room56.1 in54.6 in
Row 1 Legroom42.5 in42.6 in
Row 2 Headroom37.7 in37.9 in
Row 2 Shoulder Room57.0 in57.4 in
Row 2 Hip Room57.0 in55.6 in
Row 2 Legroom41.4 in38.3 in
Cargo Volume17.0 ft313.8 ft3

Return to top

Option Package Details
Buick Lucerne CXL

Luxury Package
FeatureValueRequested?
Heated front seats200Yes
Power recliner, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power recliner, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Memory system, driver seat200Yes
Total Requested900100%
Total Not Requested00%
Driver Confidence Pkg. w/ StabiliTrak
FeatureValueRequested?
Stability control400Yes
Obstacle detection, rear250Yes
Alarm100No
Remote start150Yes
Total Requested80089%
Total Not Requested10011%

Option Package Details
Buick Lucerne CXS

Driver Confidence Package
FeatureValueRequested?
Obstacle detection, rear250Yes
Alarm100No
Remote start150Yes
Total Requested40080%
Total Not Requested10020%

Option Package Details
Cadillac STS V6

Preferred Equipment Group 1SB
FeatureValueRequested?
Wood trim300No
Heated front seats200Yes
CD changer, in-dash200No
Power 4-way lumbar adjuster, driver seat150Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Rain-sensing wipers100Yes
Memory system, driver seat200Yes
Interior air filter0Yes
Polished alloy wheels0Yes
Total Requested80062%
Total Not Requested50038%

Option Package Details
Cadillac STS V8

Preferred Equipment Group 1SE
FeatureValueRequested?
Navigation system600Yes
Heated second row seats200No
Universal garage door opener100Yes
Bluetooth cell phone link100No
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 audio100No
Rear air vents with manual controls50No
Wood trim300No
Heated front seats200Yes
CD changer, in-dash200No
Power 4-way lumbar adjuster, driver seat150Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Rain-sensing wipers100Yes
Memory system, driver seat200Yes
Polished alloy wheels0Yes
Total Requested150047%
Total Not Requested169053%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Sedans
See TrueDelta's information for all Buick models.