Cadillac ATS Cadillac ATS 2015 Buick Regal Buick Regal 2017

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Cadillac ATS vs. Buick Regal 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 ATS vs. Buick Regal Invoice Comparison

Lowest Total Price: $39,370

Buick Regal GS   
Difference: $13,480

Lowest Total Invoice: $37,614

Buick Regal GS   
Difference: $11,522

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152017
ModelATSRegal
TrimPremiumGS
Body4dr Sedan4dr Sedan
Base Price $45,615 $34,115
Base Invoice $42,650 $32,750
Cold Weather Package 600  
CD player, remote 300  
Driver Assist Package 3,380  
Cargo net 60  
Sunroof 1,050 1,000
Polished alloy wheels 850  
Driver Confidence Package   1,040
Adaptive cruise control, all-speed   1,195
255/35ZR20   700
Metallic paint (extra cost)   395
Cold Weather Package 528  
CD player, remote 264  
Driver Assist Package 2,974  
Cargo net 53  
Sunroof 924 910
Polished alloy wheels 748  
Driver Confidence Package   946
Adaptive cruise control, all-speed   1,087
255/35ZR20   637
Metallic paint (extra cost)   359
Options (change) 6,240 4,330
Options (change) 5,491 3,939
Destination 995 925
Total Price $52,850 $39,370
Total Invoice $49,136 $37,614

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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 Cadillac ATS dealer quotes or Buick Regal dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Cadillac ATS vs. Buick Regal

Lowest Adjusted Price and Invoice: Buick Regal GS
TrueDelta Adjusted Price Difference: $10,530
TrueDelta Adjusted Invoice Difference: $8,779
Model Year20152017
ModelATSRegal
TrimPremiumGS
Body4dr Sedan4dr Sedan
Engine272hp I4259hp I4
TransmissionT6T6
DrivetrainRWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG
Audio (watts, speakers)?, 10?, 9
Tire (rear if not all the same)225/40-18255/35-20
Total Price$52,850$39,370
Adjustments for Features-2,9500
Feature-Adjusted Total Price$49,900$39,370
Total Invoice$49,136$37,614
Adjustments for Features-2,7430
Feature-Adjusted Total Invoice$46,393$37,614

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Features Comparison: Cadillac ATS vs. Buick Regal

Model Year20152017
ModelATSRegal
TrimPremiumGS
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100
RWD$0 
FWD $0
Accessories 
Active noise reduction$0 
Tilt/telescoping steering wheel, manual $250
Tilt/telescoping steering wheel, power$350 
Brakes, Airbags, and Other Safety 
Automatic braking, high-speed or partial$200 
Automatic braking, low-speed$200 
Backup collision intervention$150 
Following distance indicator $25
Knee airbag, driver$75 
Knee airbag, passenger$75 
Lane keeping assist$400 
Rollover sensor $50
Tires, run-flat$150 
Climate Control 
Rain-sensing wipers$175 
Variable intermittent wipers $75
Drivetrain 
Limited-slip rear differential$300 
Exterior 
Active grille shutters $0
Body kit $0
Laminated front side windows$200 
Rear spoiler $200
Infotainment 
Android Auto support $100
Apple CarPlay support $100
CD player $125
CD player, remote$100 
HD radio$50 
SD Card slot$25 
Siri Eyes Free support$0 
Surround sound$250 
Traffic information$25 
Wireless charging station$75 
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75 
Auto-dimming headlights$200 
Compass $0
Head-up display (HUD)$350 
Large color reconfigurable instrument cluster display $250
Performance meter $150
Steering-linked headlights$150 
Seats and Interior Trim 
Manual thigh support length adjuster, driver seat$50 
Manual thigh support length adjuster, passenger seat$50 
Power seatback bolsters, driver seat$100 
Upholstered instrument panel$300 
Wood trim$300 
Suspension, Wheels, and Tires 
Electronic systems calibration selector $200
Transmission 
Steering-wheel-mounted transmission controls$100 
Total Value of Features$5,575$2,625
Value of Feature Adjustments$2,950$0
Value of Feature Adjustments-2,7430

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Specifications Comparison: Cadillac ATS vs. Buick Regal

Model Year20152017
ModelATSRegal
Body4dr Sedan4dr Sedan
Wheelbase109.3 in107.8 in
Length182.8 in190.2 in
Width71.1 in73.1 in
Height55.9 in58.4 in
Curb Weight3,374 lb.3,693 lb.
Fuel Capacity16.0 gal.18.0 gal.
Row 1 Headroom38.6 in38.8 in
Row 1 Shoulder Room55.2 in56.7 in
Row 1 Hip Room53.0 in55.4 in
Row 1 Legroom42.5 in42.1 in
Row 2 Headroom36.8 in36.8 in
Row 2 Shoulder Room53.9 in54.4 in
Row 2 Hip Room52.3 in52.3 in
Row 2 Legroom33.5 in37.3 in
Cargo Volume10.2 ft314.2 ft3

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Option Package Details
Cadillac ATS Premium

Cold Weather Package
FeatureValueRequested?
Heated front seats200Yes
Heated steering wheel100Yes
Total Requested300100%
Total Not Requested00%
Driver Assist Package
FeatureValueRequested?
Radar- or camera-based collision preparation system0Yes
Adaptive cruise control, all-speed700Yes
Blind spot warning system200Yes
Rear cross-traffic detection100Yes
Automatic braking, low-speed200No
Automatic braking, high-speed200No
Backup collision intervention150No
Total Requested100065%
Total Not Requested55035%

Option Package Details
Buick Regal GS

Adaptive cruise control, all-speed
FeatureValueRequested?
Adaptive cruise control, all-speed700Yes
Radar- or camera-based collision preparation system0Yes
Total Requested700100%
Total Not Requested00%
255/35ZR20 tires
FeatureValueRequested?
255/35ZR20 tires400No
Polished alloy wheels350Yes
Total Requested35047%
Total Not Requested40053%
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%

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