Buick Rainier Buick Rainier 2007 Cadillac STS Cadillac STS 2008

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Buick Rainier 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 Rainier vs. Cadillac STS Invoice Comparison

Lowest Total Price: $36,190

Buick Rainier CXL   
Difference: $9,660

Lowest Total Invoice: $33,464

Buick Rainier CXL   
Difference: $9,320

Calculate Payments

  Down Payment Interest Rate Term
Model Year200720082008
ModelRainierSTSSTS
TrimCXLV6V8
Body4dr SUV4dr Sedan4dr Sedan
Base Price $31,550 $43,775 $53,275
Base Invoice $29,499 $40,930 $49,812
Luxury Package 225    
Sun, Sound, and Entertainment Pkg. w/sunroof 890    
Polished alloy wheels 495    
Side curtain airbags 495    
Engine-block heater 50 100 100
Navigation system 1,750    
Sunroof   1,200  
Premium Luxury Collection     3,200
Luxury Package 187    
Sun, Sound, and Entertainment Pkg. w/sunroof 739    
Polished alloy wheels 411    
Side curtain airbags 411    
Engine-block heater 42 83 83
Navigation system 1,440    
Sunroof   996  
Premium Luxury Collection     2,656
Options (change) 3,905 1,300 3,300
Options (change) 3,230 1,079 2,739
Destination 735 775 775
Total Price $36,190 $45,850 $57,350
Total Invoice $33,464 $42,784 $53,326

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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 Buick Rainier 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 Rainier vs. Cadillac STS

Lowest Adjusted Price and Invoice: Buick Rainier CXL
TrueDelta Adjusted Price Difference: $11,845
TrueDelta Adjusted Invoice Difference: $11,340
Model Year200720082008
ModelRainierSTSSTS
TrimCXLV6V8
Body4dr SUV4dr Sedan4dr Sedan
Engine291hp I6302hp V6320hp V8
TransmissionA4T6T6
DrivetrainRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)275, 6?, 8300, 15
Tire (rear if not all the same)245/65-17235/50-17235/50-17
Total Price$36,190$45,850$57,350
Adjustments for Features-2,1850-2,915
Feature-Adjusted Total Price$34,005$45,850$54,435
Cost Above Minimum$0$0$8,585
Total Invoice$33,464$42,784$53,326
Adjustments for Features-2,0200-2,710
Feature-Adjusted Total Invoice$31,444$42,784$50,616
Cost Above Minimum$0$0$7,832

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Features Comparison: Buick Rainier vs. Cadillac STS

Model Year200720082008
ModelRainierSTSSTS
TrimCXLV6V8
Body4dr SUV4dr Sedan4dr Sedan
Transmission and Drivetrain 
4-speed automatic$800  
6-speed manually-shiftable automatic $1100$1100
RWD$0$0$0
Accessories 
Air compressor$35  
Heated steering wheel  $100
Proximity key $250$250
Remote start $150$150
Tilt steering wheel, manual$150  
Tilt/telescoping steering wheel, power $350$350
Universal garage door opener$100 $100
Brakes, Airbags, and Other Safety 
Brake assist $50$50
Front side airbags $350$350
Obstacle detection, rear $250$250
Rollover sensor$50  
Tire-pressure monitor $75$75
Cargo Management 
Cargo net  $40
Class III trailer hitch$250  
Rear seat pass-through $100$100
Roof rails$250  
Trailering equipment (7 wire)$150  
Climate Control 
Rain-sensing wipers$175 $175
Rear wiper$175  
Variable intermittent wipers $75 
Drivetrain 
Limited-slip rear differential$300  
Exterior 
Bodyside cladding$350  
Bright-finished exhaust tip(s) $25$25
Deep-tinted rear windows$275  
Running boards$350  
Infotainment 
Bluetooth cell phone link  $100
CD changer, in-dash  $325
CD player$125$125 
DVD-compatible player  $0
Navigation system$600 $600
Rear seat audio controls$25 $25
Surround sound  $250
Voice control for nav and audio  $100
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror $75$75
Auto-dimming rearview mirror $150$150
Cornering lights$50  
Seats and Interior Trim 
Aluminum trim $100 
Center armrest(s), second row $50$50
Folding second row seats$300  
Heated front seats$200 $200
Heated second row seats  $200
Leather-wrapped steering wheel $150 
Memory system, driver seat$200 $200
Power 4-way lumbar adjuster, driver seat  $150
Power 4-way lumbar adjuster, passenger seat  $150
Power lumbar adjuster, driver seat$100  
Power lumbar adjuster, passenger seat$100  
Wood trim  $300
Wood/leather-wrapped steering wheel$150 $150
Suspension, Wheels, and Tires 
Auto-leveling rear shocks  $200
Rear air springs, auto-leveling$350  
Total Value of Features$5,610$3,425$6,340
Value of Feature Adjustments$2,185$0$2,915
Value of Feature Adjustments-2,0200-2,710

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Specifications Comparison: Buick Rainier vs. Cadillac STS

Model Year20072008
ModelRainierSTS
Body4dr SUV4dr Sedan
Wheelbase113.0 in116.4 in
Length193.4 in196.7 in
Width75.4 in72.6 in
Height74.5 in57.6 in
Curb Weight4,418 lb.3,974 lb.
Fuel Capacity22.0 gal.17.0 gal.
Row 1 Headroom40.2 in38.7 in
Row 1 Shoulder Room58.5 in58.6 in
Row 1 Hip Room55.5 in54.6 in
Row 1 Legroom43.1 in42.6 in
Row 2 Headroom39.6 in37.9 in
Row 2 Shoulder Room58.5 in57.4 in
Row 2 Hip Room58.1 in55.6 in
Row 2 Legroom37.1 in38.3 in
Cargo Volume,
Minimum
43.7 ft313.8 ft3
Cargo Volume,
Maximum
80.1 ft313.8 ft3

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Option Package Details
Buick Rainier CXL

Luxury Package
FeatureValueRequested?
Heated front seats200Yes
Running boards350No
Total Requested20036%
Total Not Requested35064%
Sun, Sound, and Entertainment Pkg. w/sunroof
FeatureValueRequested?
Sunroof900Yes
CD changer, in-dash200No
Satellite radio200Yes
Bose, 275W, 6 speakers350No
Total Requested110067%
Total Not Requested55033%

Option Package Details
Cadillac STS V8

Premium Luxury Collection
FeatureValueRequested?
Sunroof900Yes
Navigation system600Yes
Bluetooth cell phone link100No
Surround sound250No
DVD-compatible player0No
Rear seat audio controls25Yes
Voice control for nav and audio100No
Bose, 300W, 15 speakers (with subwoofer)350No
Total Requested152566%
Total Not Requested80034%

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