Pontiac G8 Pontiac G8 2008 Cadillac CTS Cadillac CTS 2015

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Pontiac G8 vs. Cadillac CTS 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.

Pontiac G8 vs. Cadillac CTS Invoice Comparison

Lowest Total Price: $29,870

Pontiac G8   
Difference: $20,520

Lowest Total Invoice: $28,137

Pontiac G8   
Difference: $19,273

Calculate Payments

  Down Payment Interest Rate Term
Model Year2008200820152015201520152015
ModelG8G8CTSCTSCTSCTSCTS
TrimBaseGTBaseLuxuryPerformancePremiumVsport Premium
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $26,910 $29,310 $45,345 $51,270 $55,670 $60,070 $69,340
Base Invoice $25,564 $27,844 $42,851 $48,194 $52,051 $56,165 $64,833
Premium Package 1,375 1,250          
Sunroof 900 900          
Seating Package     2,500        
CD player, remote     300 300 300 300 300
Panoramic sunroof     1,250        
Premium Package 1,141 1,038          
Sunroof 747 747          
Seating Package     2,200        
CD player, remote     264 264 264 264 264
Panoramic sunroof     1,100        
Options (change) 2,275 2,150 4,050 300 300 300 300
Options (change) 1,888 1,785 3,564 264 264 264 264
Destination 685 685 995 995 995 995 995
Total Price $29,870 $32,145 $50,390 $52,565 $56,965 $61,365 $70,635
Total Invoice $28,137 $30,314 $47,410 $49,453 $53,310 $57,424 $66,092

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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 Pontiac G8 dealer quotes or Cadillac CTS dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Pontiac G8 vs. Cadillac CTS

Lowest Adjusted Price and Invoice: Pontiac G8
TrueDelta Adjusted Price Difference: $14,670
TrueDelta Adjusted Invoice Difference: $13,766
Model Year2008200820152015201520152015
ModelG8G8CTSCTSCTSCTSCTS
TrimBaseGTBaseLuxuryPerformancePremiumVsport Premium
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine256hp V6361hp V8272hp I4272hp I4272hp I4272hp I4420hp V6
TransmissionT5T6T6T6T6T6T8
DrivetrainRWDRWDRWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 7230, 11?, 11?, 11?, 13?, 13?, 13
Tire (rear if not all the same)245/45-18245/45-18245/45-17245/45-17245/40-18245/40-18245/40-18
Total Price$29,870$32,145$50,390$52,565$56,965$61,365$70,635
Adjustments for Features0-975-4,975-8,025-10,425-12,400-13,375
Feature-Adjusted Total Price$29,870$31,170$45,415$44,540$46,540$48,965$57,260
Cost Above Minimum$0$1,300$875$0$2,000$4,425$12,720
Total Invoice$28,137$30,314$47,410$49,453$53,310$57,424$66,092
Adjustments for Features0-919-4,681-7,550-9,756-11,604-12,515
Feature-Adjusted Total Invoice$28,137$29,395$42,729$41,903$43,554$45,820$53,577
Cost Above Minimum$0$1,258$826$0$1,651$3,917$11,674

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Features Comparison: Pontiac G8 vs. Cadillac CTS

Model Year2008200820152015201520152015
ModelG8G8CTSCTSCTSCTSCTS
TrimBaseGTBaseLuxuryPerformancePremiumVsport Premium
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000      
6-speed manually-shiftable automatic $1100$1100$1100$1100$1100 
8-speed manually-shiftable automatic      $1300
RWD$0$0$0$0$0$0$0
Accessories 
AC power outlet    $100$100$100
Active noise reduction  $0$0$0$0$0
Adaptive cruise control, all-speed     $850$850
Cruise control$150$150$150$150$150  
Electronic engine sound enhancement      $0
Heated steering wheel  $100$100$100$100$100
Proximity key  $250$250$250$250$250
Remote app  $25$25$25$25$25
Semi-automated parking system    $500$500$500
Sunshade, rear, power    $225$225$225
Sunshades, second row    $125$125$125
Tilt/telescoping steering wheel, manual$250$250     
Tilt/telescoping steering wheel, power  $350$350$350$350$350
Universal garage door opener  $100$100$100$100$100
Brakes, Airbags, and Other Safety 
Automatic braking, high-speed or partial     $200$200
Automatic braking, low-speed     $200$200
Backup collision intervention     $150$150
Blind spot warning system   $200$200$200$200
Cross-traffic warning, rear   $100$100$100$100
Forward collision warning   $200$200$200$200
Knee airbag, driver  $75$75$75$75$75
Knee airbag, passenger  $75$75$75$75$75
Lane departure warning   $200$200$200$200
Lane keeping assist   $400$400$400$400
Obstacle detection, front    $150$150$150
Obstacle detection, rear  $250$250$250$250$250
Radar- or camera-based collision preparation system     $0$0
Rear side airbags  $300$300$300$300$300
Rearview camera   $200$200$200$200
Temporary spare tire$150$150     
Tires, run-flat  $150$150$150$150$150
Vehicle health reports  $0$0$0$0$0
Climate Control 
Automatic climate control, front $200$200$200$200$200$200
Dual-zone climate control $125$125$125$125$125$125
Interior air filter  $0$0$0$0$0
Rain-sensing wipers   $175$175$175$175
Rear air vents$100$100$100$100   
Rear air vents with automatic controls    $250$250$250
Variable intermittent wipers$75$75$75    
Drivetrain 
Active rear differential      $500
Limited-slip rear differential $300     
Exterior 
Active grille shutters  $0$0$0  
Hood scoop$100$100     
Laminated front side windows  $200$200$200$200$200
Laminated rear side windows     $100$100
Panoramic sunroof  $1200$1200$1200$1200$1200
Rear spoiler$200$200     
Sunroof$900$900     
Infotainment 
4G LTE connectivity  $0$0$0$0$0
App support  $0$0$0$0$0
Bluetooth audio streaming  $25$25$25$25$25
Bluetooth cell phone link  $100$100$100$100$100
CD changer, in-dash $325     
CD player$125      
CD player, remote  $100$100$100$100$100
HD radio  $50$50$50$50$50
MP3-compatible player $50$50$50$50$50$50
Navigation system   $600$600$600$600
Satellite radio  $200$200$200$200$200
SD Card slot  $25$25$25$25$25
Siri Eyes Free support  $0$0$0$0$0
SMS text-to-speech reader  $25$25$25$25$25
Surround sound  $250$250$250$250$250
Telematics service, such as OnStar$200$200     
Telematics service, such as OnStar, with navigation  $225$225$225$225$225
Traffic information   $25$25$25$25
USB port  $25$25$25$25$25
Voice control for audio system  $25    
Voice control for external devices  $0$0$0$0$0
Voice control for nav and audio   $100$100$100$100
Wi-Fi hotspot  $50$50$50$50$50
Wireless charging station  $75$75$75$75$75
Instruments, Lights, and Mirrors 
Approach detection  $25$25$25$25$25
Auto-dimming driver-side mirror  $75$75$75$75$75
Auto-dimming headlights   $200$200$200$200
Auto-dimming rearview mirror  $150$150$150$150$150
Boost gauge      $75
Fog lights$125$125     
Head-up display (HUD)    $350$350$350
Heated mirrors  $25$25$25$25$25
Interior ambient lighting  $150$150$150$150$150
Large color reconfigurable instrument cluster display     $250$250
Outside temperature display  $50$50$50$50$50
Steering-linked headlights   $150$150$150$150
Turn signals on or near mirrors  $25$25$25$25$25
Xenon HID headlights   $500$500$500$500
Seats and Interior Trim 
Cooled or ventilated front seats  $300$300$300$300$300
Door sill trim plates$100$100$100$100   
Folding second row seats  $300$300$300$300$300
Heated second row seats    $200$200$200
Illuminated door sill trim plates    $200$200$200
Manual lumbar adjuster, driver seat$50$50     
Manual lumbar adjuster, passenger seat$50$50     
Manual thigh support length adjuster, driver seat     $50$50
Manual thigh support length adjuster, passenger seat     $50$50
Memory system, driver seat  $200$200$200$200$200
Metal pedals     $75$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 recliner, driver seat  $100$100$100$100$100
Power recliner, passenger seat  $100$100$100$100$100
Power seatback bolsters, driver seat     $100$100
Power seatback bolsters, passenger seat     $100$100
Upholstered instrument panel  $300$300$300$300$300
Wood trim  $300$300$300$300$300
Suspension, Wheels, and Tires 
Adaptive dampers - electrical    $500$500$500
Alloy wheels$350 $350 $350  
Electronic systems calibration selector      $200
Machined alloy wheels $350 $350  $350
Polished alloy wheels     $350 
Sport suspension (upgrade)      $0
Transmission 
Steering-wheel-mounted transmission controls  $100$100$100$100$100
Total Value of Features$3,925$4,900$8,900$11,950$14,350$16,325$17,300
Value of Feature Adjustments$0$975$4,975$8,025$10,425$12,400$13,375
Value of Feature Adjustments0-919-4,681-7,550-9,756-11,604-12,515

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Specifications Comparison: Pontiac G8 vs. Cadillac CTS

Model Year20082015
ModelG8CTS
Body4dr Sedan4dr Sedan
Wheelbase114.8 in114.6 in
Length196.1 in195.5 in
Width74.8 in72.2 in
Height57.7 in57.2 in
Curb Weight3,856 lb.3,621 lb.
Fuel Capacity19.0 gal.19.0 gal.
Row 1 Headroom38.7 in39.2 in
Row 1 Shoulder Room59.1 in56.9 in
Row 1 Hip Room56.7 in53.8 in
Row 1 Legroom42.2 in42.6 in
Row 2 Headroom38.0 in37.5 in
Row 2 Shoulder Room59.1 in54.8 in
Row 2 Hip Room58.0 in53.3 in
Row 2 Legroom39.4 in35.4 in
Cargo Volume17.5 ft313.7 ft3

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Option Package Details
Pontiac G8

Premium Package
FeatureValueRequested?
Leather seating surfaces900Yes
Heated front seats200Yes
Power fore-aft adjuster, driver seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Center armrest(s), second row50Yes
Leather-wrapped steering wheel150Yes
Total Requested1500100%
Total Not Requested00%

Option Package Details
Pontiac G8 GT

Premium Package
FeatureValueRequested?
Leather seating surfaces900Yes
Heated front seats200Yes
Power fore-aft adjuster, driver seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Center armrest(s), second row50Yes
Total Requested1350100%
Total Not Requested00%

Option Package Details
Cadillac CTS

CD player, remote
FeatureValueRequested?
CD player, remote100Yes
MP3-compatible player50Yes
Total Requested150100%
Total Not Requested00%
Seating Package
FeatureValueRequested?
Leather seating surfaces900Yes
Tilt/telescoping steering wheel, power100No
Heated front seats200Yes
Cooled or ventilated front seats300No
Second-row 2-section 3-person split bench100No
Folding second row seats300No
Heated steering wheel100No
Auto-dimming driver-side mirror75No
Perimeter approach lighting25No
Interior ambient lighting150No
Total Requested110049%
Total Not Requested115051%

Option Package Details
Cadillac CTS Luxury

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

Option Package Details
Cadillac CTS Performance

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

Option Package Details
Cadillac CTS Premium

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

Option Package Details
Cadillac CTS Vsport Premium

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

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