Audi A5 / S5 Audi A5 / S5 2009 Porsche 718 Boxster Porsche 718 Boxster 2017

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Audi A5 / S5 vs. Porsche 718 Boxster 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.

Audi A5 / S5 vs. Porsche 718 Boxster Invoice Comparison

Lowest Total Price: $54,490

Audi A5 / S5 A5   
Difference: $15,280

Calculate Payments

  Down Payment Interest Rate Term
Model Year2009200920172017
ModelA5 / S5A5 / S5718 Boxster718 Boxster
TrimA5S5BaseS
Body2dr Coupe2dr Coupe2dr Convertible2dr Convertible
Base Price $40,700 $51,400 $56,000 $68,400
Technology Package 2,200 2,200    
Navigation system 2,390 2,390 1,730 1,730
Premium Package 1,900   1,370 1,370
Upgraded leather upholstery 1,000      
S Line Package 2,900      
6-speed manual 0      
Metallic paint (extra cost) 475 475 640 640
Adaptive cruise control 2,100 2,100    
Wood trim   500 1,535 1,535
Adaptive sport seats plus     3,825 3,825
Heated steering wheel     470 470
Blind spot warning system     690 690
Proximity key     790 790
Adaptive cruise control, all-speed     1,670 1,670
Sport suspension (upgrade)       2,070
Technology Package 2,045 2,045    
Navigation system 2,178 2,178 0 0
Premium Package 1,768   0 0
Upgraded leather upholstery 930      
S Line Package 2,698      
6-speed manual 0      
Metallic paint (extra cost) 443 443 0 0
Adaptive cruise control 1,953 1,953    
Wood trim   466 0 0
Adaptive sport seats plus     0 0
Heated steering wheel     0 0
Blind spot warning system     0 0
Proximity key     0 0
Adaptive cruise control, all-speed     0 0
Sport suspension (upgrade)       0
Options (change) 12,965 7,665 12,720 14,790
Options (change) 12,015 7,085 0 0
Destination 825 825 1,050 1,050
Gas Tax 0 1,300 0 0
Total Price $54,490 $61,190 $69,770 $84,240

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While we strive for accuracy, the site is not error-free, and prices can change at any time.

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TrueDelta Value Comparison: Audi A5 / S5 vs. Porsche 718 Boxster

Lowest Adjusted Price: Audi A5 / S5 A5
Lowest Adjusted Invoice: Porsche 718 Boxster
TrueDelta Adjusted Price Difference: $12,020
TrueDelta Adjusted Invoice Difference: $49,690
Model Year2009200920172017
ModelA5 / S5A5 / S5718 Boxster718 Boxster
TrimA5S5BaseS
Body2dr Coupe2dr Coupe2dr Convertible2dr Convertible
Engine265hp V6354hp V8300hp H4350hp H4
TransmissionM6M6M6M6
DrivetrainAWDAWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)180, 10180, 10110, 6110, 6
Tire (rear if not all the same)255/35-19255/35-19235/45-18235/40-19
Total Price$54,490$61,190$69,770$84,240
Adjustments for Features0-400-3,260-3,760
Feature-Adjusted Total Price$54,490$60,790$66,510$80,480
Cost Above Minimum$0$6,300$0$13,970

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Features Comparison: Audi A5 / S5 vs. Porsche 718 Boxster

Model Year2009200920172017
ModelA5 / S5A5 / S5718 Boxster718 Boxster
TrimA5S5BaseS
Body2dr Coupe2dr Coupe2dr Convertible2dr Convertible
Transmission and Drivetrain 
6-speed manual$150$150$150$150
AWD$1700$1700  
RWD  $0$0
Accessories 
Adaptive cruise control$600$600  
Adaptive cruise control, all-speed  $850$850
Heated steering wheel  $100$100
Tilt/telescoping steering wheel, manual$250$250  
Tilt/telescoping steering wheel, power  $350$350
Wind blocker, small  $100$100
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0  
Automatic braking, high-speed or partial  $200$200
Forward collision warning  $200$200
Obstacle detection, front  $150$150
Radar- or camera-based collision preparation system  $0$0
Roll bar  $200$200
Temporary spare tire$150$150  
Cargo Management 
Cargo net  $40$40
Rear seat pass-through $100  
Second-row low console$100$100  
Climate Control 
Rear air vents with automatic controls$250$250  
Residual heat  $50$50
Water-repellent front-door glass  $15$15
Engine / Motor 
Automatic start / stop  $150$150
Mid-engine configuration  $0$0
Regenerative braking  $0$0
Exterior 
Painted brake calipers (optional)   $0
Power convertible top  $4000$4000
Power-venting glass roof panel$300$300  
Retractable rear spoiler  $400$400
Infotainment 
Bluetooth audio streaming  $25$25
CD changer, in-dash$325$325  
CD player  $125$125
DVD-Audio-compatible player  $0$0
Handwriting recognition  $200$200
HD radio  $50$50
iPod integration$100$100  
Media drive, small  $5$5
Off-road navigation system  $0$0
USB port  $25$25
Voice control for nav and audio$100$100  
Instruments, Lights, and Mirrors 
Compass$0$0  
Fog lights$125$125  
Turn signals on or near mirrors$25$25  
Seats and Interior Trim 
Aluminum trim$100$100  
Center armrest(s), second row$50$50  
Folding second row seats$300$300  
Manual thigh support length adjuster, driver seat$50$50  
Manual thigh support length adjuster, passenger seat$50$50  
No leather in second row  $-300$-300
Power seatback bolsters, driver seat  $100$100
Power seatback bolsters, passenger seat  $100$100
Power thigh bolsters, driver seat  $100$100
Power thigh bolsters, passenger seat  $100$100
Power thigh support length adjuster, driver seat  $100$100
Power thigh support length adjuster, passenger seat  $100$100
Synthetic suede inserts in leather seating surfaces$0$0  
Wood trim $300$300$300
Suspension, Wheels, and Tires 
Adaptive dampers - electrical   $500
Sport suspension (upgrade)$0$0 $0
Total Value of Features$4,725$5,125$7,985$8,485
Value of Feature Adjustments$0$400$3,260$3,760
Value of Feature Adjustments0-373-49-47

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Specifications Comparison: Audi A5 / S5 vs. Porsche 718 Boxster

Model Year20092017
ModelA5 / S5718 Boxster
Body2dr Coupe2dr Convertible
Wheelbase108.3 in97.4 in
Length182.1 in172.4 in
Width73.0 in70.9 in
Height54.0 in50.4 in
Curb Weight3,738 lb.2,945 lb.
Fuel Capacity16.9 gal.14.3 gal.
Row 1 Headroom39.1 in0.0 in
Row 1 Shoulder Room54.3 in0.0 in
Row 1 Legroom41.3 in0.0 in
Row 2 Headroom36.0 in0.0 in
Row 2 Shoulder Room52.8 in0.0 in
Row 2 Legroom31.7 in0.0 in
Cargo Volume12.0 ft39.7 ft3

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Option Package Details
Audi A5 / S5 A5

Technology Package
FeatureValueRequested?
Steering-linked headlights150Yes
Obstacle detection, rear250Yes
Rearview camera200Yes
Proximity key250Yes
Blind spot warning system200Yes
Total Requested1050100%
Total Not Requested00%
Premium Package
FeatureValueRequested?
Heated front seats200Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Auto-dimming passenger-side mirror75Yes
Total Requested1300100%
Total Not Requested00%
S Line Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
Manual thigh support adjuster, driver seat50Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Manual thigh support adjuster, passenger seat50Yes
Synthetic suede inserts in leather seating surfaces0No
Front sport buckets100Yes
Headlight washers50Yes
Aluminum trim100No
Special exterior trim0No
255/35YR19 tires400No
Total Requested65057%
Total Not Requested50043%

Option Package Details
Audi A5 / S5 S5

Technology Package
FeatureValueRequested?
Steering-linked headlights150Yes
Obstacle detection, rear250Yes
Rearview camera200Yes
Proximity key250Yes
Blind spot warning system200Yes
Total Requested1050100%
Total Not Requested00%

Option Package Details
Porsche 718 Boxster

Heated steering wheel
FeatureValueRequested?
Heated steering wheel100No
Audio controls on steering wheel125Yes
Total Requested12556%
Total Not Requested10044%
Navigation system
FeatureValueRequested?
Navigation system600Yes
Off-road navigation system0No
Handwriting recognition200No
Total Requested60075%
Total Not Requested20025%
Adaptive cruise control, all-speed
FeatureValueRequested?
Adaptive cruise control, all-speed700No
Radar- or camera-based collision preparation system0No
Automatic braking, high-speed or partial200No
Forward collision warning200No
Total Requested00%
Total Not Requested1100100%
Premium Package
FeatureValueRequested?
Heated front seats200Yes
Dual-zone climate control125Yes
Residual heat50No
Automatic air recirculation100Yes
Automatic climate control, front200Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Auto-dimming rearview mirror150Yes
Headlight washers50Yes
Steering-linked headlights150Yes
Total Requested122596%
Total Not Requested504%
Adaptive sport seats plus
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver seat100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power thigh support length adjuster, driver seat100No
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Power thigh support length adjuster, passenger seat100No
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Tilt/telescoping steering wheel, power100No
Front sport buckets100Yes
Total Requested110061%
Total Not Requested70039%

Option Package Details
Porsche 718 Boxster S

Heated steering wheel
FeatureValueRequested?
Heated steering wheel100No
Audio controls on steering wheel125Yes
Total Requested12556%
Total Not Requested10044%
Navigation system
FeatureValueRequested?
Navigation system600Yes
Off-road navigation system0No
Handwriting recognition200No
Total Requested60075%
Total Not Requested20025%
Sport suspension (upgrade)
FeatureValueRequested?
Sport suspension (upgrade)250Yes
Adaptive dampers - electrical500No
Total Requested25033%
Total Not Requested50067%
Adaptive cruise control, all-speed
FeatureValueRequested?
Adaptive cruise control, all-speed700No
Radar- or camera-based collision preparation system0No
Automatic braking, high-speed or partial200No
Forward collision warning200No
Total Requested00%
Total Not Requested1100100%
Premium Package
FeatureValueRequested?
Heated front seats200Yes
Dual-zone climate control125Yes
Residual heat50No
Automatic air recirculation100Yes
Automatic climate control, front200Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Auto-dimming rearview mirror150Yes
Headlight washers50Yes
Steering-linked headlights150Yes
Total Requested122596%
Total Not Requested504%
Adaptive sport seats plus
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver seat100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power thigh support length adjuster, driver seat100No
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Power thigh support length adjuster, passenger seat100No
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Tilt/telescoping steering wheel, power100No
Front sport buckets100Yes
Total Requested110061%
Total Not Requested70039%

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