Buick Regal Buick Regal 2015 Cadillac XTS Cadillac XTS 2017

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

Join Us

Buick Regal vs. Cadillac XTS 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 Regal vs. Cadillac XTS Invoice Comparison

Lowest Total Price: $42,525

Buick Regal GS   
Difference: $18,210

Lowest Total Invoice: $40,524

Buick Regal GS   
Difference: $17,007

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152017201720172017
ModelRegalXTSXTSXTSXTS
TrimGSPremium LuxuryPlatinumV-Sport Premium LuxuryV-Sport Platinum
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $37,385 $56,095 $64,895 $64,095 $72,695
Base Invoice $35,890 $53,290 $61,650 $60,890 $69,060
Driver Confidence Package 1,040        
Sunroof 1,000        
255/35ZR20 700        
Adaptive cruise control, all-speed 1,195        
Cargo tray 140 110 110 110 110
All-weather floor mats 140 140 140 140 140
CD player, remote   250 250 250 250
Driver Assist Package   1,100   1,100  
Metallic paint (extra cost)   595 595 595 595
Panoramic sunroof   1,450   1,450  
Driver Confidence Package 915        
Sunroof 880        
255/35ZR20 616        
Adaptive cruise control, all-speed 1,052        
Cargo tray 123 98 98 98 98
All-weather floor mats 123 125 125 125 125
CD player, remote   223 223 223 223
Driver Assist Package   979   979  
Metallic paint (extra cost)   530 530 530 530
Panoramic sunroof   1,291   1,291  
Options (change) 4,215 3,645 1,095 3,645 1,095
Options (change) 3,709 3,246 976 3,246 976
Destination 925 995 995 995 995
Total Price $42,525 $60,735 $66,985 $68,735 $74,785
Total Invoice $40,524 $57,531 $63,621 $65,131 $71,031

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 Regal dealer quotes or Cadillac XTS 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 Regal vs. Cadillac XTS

Lowest Adjusted Price and Invoice: Buick Regal GS
TrueDelta Adjusted Price Difference: $12,480
TrueDelta Adjusted Invoice Difference: $11,579
Model Year20152017201720172017
ModelRegalXTSXTSXTSXTS
TrimGSPremium LuxuryPlatinumV-Sport Premium LuxuryV-Sport Platinum
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine259hp I4304hp V6304hp V6410hp V6410hp V6
TransmissionT6T6T6T6T6
DrivetrainFWDFWDFWDAWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 9?, 14?, 14?, 14?, 14
Tire (rear if not all the same)255/35-20245/45-19245/40-20245/40-20245/40-20
Total Price$42,525$60,735$66,985$68,735$74,785
Adjustments for Features0-5,730-8,380-6,905-9,555
Feature-Adjusted Total Price$42,525$55,005$58,605$61,830$65,230
Cost Above Minimum$0$0$3,600$6,825$10,225
Total Invoice$40,524$57,531$63,621$65,131$71,031
Adjustments for Features0-5,428-7,959-6,543-9,075
Feature-Adjusted Total Invoice$40,524$52,103$55,662$58,588$61,956
Cost Above Minimum$0$0$3,559$6,485$9,853

Return to top

Features Comparison: Buick Regal vs. Cadillac XTS

Model Year20152017201720172017
ModelRegalXTSXTSXTSXTS
TrimGSPremium LuxuryPlatinumV-Sport Premium LuxuryV-Sport Platinum
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100$1100$1100$1100
FWD$0$0$0  
AWD   $1700$1700
Accessories 
Active noise reduction $0$0$0$0
Semi-automated parking system $500$500  
Sunshade, rear, power  $225 $225
Sunshades, second row  $125 $125
Tilt/telescoping steering wheel, manual$250    
Tilt/telescoping steering wheel, power $350$350$350$350
Brakes, Airbags, and Other Safety 
Around view cameras $500$500$500$500
Automatic braking, high-speed or partial $200$200$200$200
Automatic braking, low-speed $200$200$200$200
Backup collision intervention $150$150$150$150
Following distance indicator$25    
Knee airbag, driver $75$75$75$75
Knee airbag, passenger $75$75$75$75
Lane keeping assist $400$400  
Rearview camera$200    
Safety key $5$5$5$5
Climate Control 
Automatic air recirculation $100$100$100$100
Rain-sensing wipers $175$175$175$175
Rear air vents$100    
Rear air vents with automatic controls $250$250$250$250
Variable intermittent wipers$75    
Drivetrain 
Limited-slip rear differential   $300$300
Exterior 
Active grille shutters$0    
Body kit$0    
Laminated front side windows $200$200$200$200
Panoramic sunroof $1200$1200$1200$1200
Rear spoiler$200    
Sunroof$900    
Infotainment 
Android Auto support $100$100$100$100
Apple CarPlay support $100$100$100$100
CD player$125    
CD player, remote $100$100$100$100
HD radio $50$50$50$50
Rear seat audio controls $25$25$25$25
Siri Eyes Free support$0    
Surround sound $250$250$250$250
Traffic information $25$25$25$25
Wireless charging station $75$75$75$75
Instruments, Lights, and Mirrors 
Approach detection $25$25$25$25
Auto-dimming driver-side mirror $75$75$75$75
Auto-dimming headlights $200$200$200$200
Auto-dimming passenger-side mirror $75$75$75$75
Boost gauge   $75$75
Cornering lights $50$50$50$50
Head-up display (HUD) $350$350$350$350
Performance meter$150    
Power-folding mirrors $50$50$50$50
Steering-linked headlights $150$150$150$150
Seats and Interior Trim 
Cooled or ventilated front seats $300$300$300$300
Door sill trim plates$100$100 $100 
Heated second row seats $200$200$200$200
Illuminated door sill trim plates  $200 $200
Leather door panel trim  $250 $250
Leather-wrapped steering wheel$150    
Manual thigh support length adjuster, driver seat $50$50$50$50
Manual thigh support length adjuster, passenger seat $50$50$50$50
Massage, driver seat  $100 $100
Massage, passenger seat  $100 $100
Memory system, passenger seat $150$150$150$150
Metal pedals$75    
Power 4-way lumbar adjuster, driver seat $150$150$150$150
Power 4-way lumbar adjuster, passenger seat $150$150$150$150
Power lumbar adjuster, driver seat$100    
Power lumbar adjuster, passenger seat$100    
Power seatback bolsters, driver seat  $100 $100
Power seatback bolsters, passenger seat  $100 $100
Power upper seatback recliner, driver seat  $100 $100
Power upper seatback recliner, passenger seat  $100 $100
Synthetic suede headliner  $650 $650
Upholstered instrument panel $300 $300 
Upholstered instrument panel, leather  $1000 $1000
Wood trim $300 $300 
Wood trim, alternative type  $300 $300
Suspension, Wheels, and Tires 
Alloy wheels   $350 
Polished alloy wheels$350$350$350 $350
Rear air springs, auto-leveling $350$350$350$350
Sport suspension (upgrade)$0    
Transmission 
Steering-wheel-mounted transmission controls $100$100$100$100
Total Value of Features$4,000$9,730$12,380$10,905$13,555
Value of Feature Adjustments$0$5,730$8,380$6,905$9,555
Value of Feature Adjustments0-5,428-7,959-6,543-9,075

Return to top

Specifications Comparison: Buick Regal vs. Cadillac XTS

Model Year20152017
ModelRegalXTS
Body4dr Sedan4dr Sedan
Wheelbase107.8 in111.7 in
Length190.2 in202.0 in
Width73.1 in72.9 in
Height58.4 in59.5 in
Curb Weight3,693 lb.4,007 lb.
Fuel Capacity18.0 gal.19.0 gal.
Row 1 Headroom38.8 in39.0 in
Row 1 Shoulder Room56.7 in57.9 in
Row 1 Hip Room55.4 in55.1 in
Row 1 Legroom42.1 in42.1 in
Row 2 Headroom36.8 in37.8 in
Row 2 Shoulder Room54.4 in56.3 in
Row 2 Hip Room52.3 in54.3 in
Row 2 Legroom37.3 in40.0 in
Cargo Volume14.2 ft318.0 ft3

Return to top

Option Package Details
Buick Regal GS

Driver Confidence Package
FeatureValueRequested?
Memory system, driver seat200Yes
Lane departure warning system200Yes
Blind spot warning system200Yes
Rear cross-traffic detection100Yes
Forward collision warning200Yes
Following distance indicator25No
Total Requested90097%
Total Not Requested253%

Option Package Details
Cadillac XTS Premium Luxury

CD player, remote
FeatureValueRequested?
CD player, remote100Yes
MP3-compatible player50Yes
Total Requested150100%
Total Not Requested00%
Driver Assist Package
FeatureValueRequested?
Radar- or camera-based collision preparation system0Yes
Adaptive cruise control, all-speed700Yes
Automatic braking, low-speed200No
Automatic braking, high-speed or partial200No
Backup collision intervention150No
Total Requested70056%
Total Not Requested55044%

Option Package Details
Cadillac XTS Platinum

CD player, remote
FeatureValueRequested?
CD player, remote100Yes
MP3-compatible player50Yes
Total Requested150100%
Total Not Requested00%

Option Package Details
Cadillac XTS V-Sport Premium Luxury

CD player, remote
FeatureValueRequested?
CD player, remote100Yes
MP3-compatible player50Yes
Total Requested150100%
Total Not Requested00%
Driver Assist Package
FeatureValueRequested?
Radar- or camera-based collision preparation system0Yes
Adaptive cruise control, all-speed700Yes
Automatic braking, low-speed200No
Automatic braking, high-speed or partial200No
Backup collision intervention150No
Total Requested70056%
Total Not Requested55044%

Option Package Details
Cadillac XTS V-Sport Platinum

CD player, remote
FeatureValueRequested?
CD player, remote100Yes
MP3-compatible player50Yes
Total Requested150100%
Total Not Requested00%

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, Hatchbacks, and Wagons.
See TrueDelta's information for all Buick models.