Acura RDX Acura RDX 2013 Mazda RX-8 Mazda RX-8 2008

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Acura RDX vs. Mazda RX-8 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.

Acura RDX vs. Mazda RX-8 Invoice Comparison

Lowest Total Price: $35,175

Mazda RX-8 Automatic   
Difference: $3,740

Lowest Total Invoice: $32,359

Mazda RX-8 Automatic   
Difference: $4,205

Calculate Payments

  Down Payment Interest Rate Term
Model Year20132008
ModelRDXRX-8
TrimBaseAutomatic
Body4dr SUV4dr Coupe
Base Price $34,320 $26,435
Base Invoice $32,245 $24,458
Technology Package 3,700  
Grand Touring Package   5,335
Navigation system   2,000
Temporary spare tire   395
Rear spoiler   360
Technology Package 3,424  
Grand Touring Package   4,922
Navigation system   1,721
Temporary spare tire   320
Rear spoiler   288
Options (change) 3,700 8,090
Options (change) 3,424 7,251
Destination 895 650
Total Price $38,915 $35,175
Total Invoice $36,564 $32,359

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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 Acura RDX dealer quotes or Mazda RX-8 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Acura RDX vs. Mazda RX-8

Lowest Adjusted Price and Invoice: Mazda RX-8 Automatic
TrueDelta Adjusted Price Difference: $75
TrueDelta Adjusted Invoice Difference: $761
Model Year20132008
ModelRDXRX-8
TrimBaseAutomatic
Body4dr SUV4dr Coupe
Engine273hp V6212hp R2
TransmissionT6T6
DrivetrainFWDRWD
EPA Fuel Economy (city/highway)20/28 MPG16/23 MPG
Audio (watts, speakers)410, 10300, 9
Tire (rear if not all the same)235/60-18225/45-18
Total Price$38,915$35,175
Adjustments for Features-3,6650
Feature-Adjusted Total Price$35,250$35,175
Total Invoice$36,564$32,359
Adjustments for Features-3,4440
Feature-Adjusted Total Invoice$33,120$32,359

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Features Comparison: Acura RDX vs. Mazda RX-8

Model Year20132008
ModelRDXRX-8
TrimBaseAutomatic
Body4dr SUV4dr Coupe
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100
FWD$0 
RWD $0
Accessories 
Active noise reduction$0 
Power liftgate$350 
Power rear side windows$200 
Tilt steering wheel, manual $150
Tilt/telescoping steering wheel, manual$250 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Brake assist$50 
Rearview camera$200 
Rollover sensor$50 
Cargo Management 
Cargo cover$75 
Overhead sunglass holder $25
Rear seat pass-through $100
Second-row high console $250
Climate Control 
Automatic climate control, front$200 
Dual-zone climate control$125 
Rear wiper$175 
Drivetrain 
Limited-slip rear differential $300
Exterior 
Bodyside cladding$350 
Deep-tinted rear windows$275 
Infotainment 
App support$0 
Aux input$50 
Bluetooth audio streaming$25 
Bluetooth cell phone link$100 
CD changer, in-dash $325
CD player$125 
DVD-Audio-compatible player$0 
Media drive$15 
MP3-compatible player$50 
Satellite radio$200 
SMS text-to-speech reader$25 
Surround sound$250 
Telematics service, such as OnStar$200 
Traffic + travel information$25 
USB port$25 
Voice control for nav and audio$100 
Instruments, Lights, and Mirrors 
Automatic headlights$125 
Compass$0 
Interior ambient lighting$150 
Mirror tilt-down in reverse$25 
Spotter mirror(s)$50 
Trip computer$150 
Turn signals on or near mirrors$25 
Seats and Interior Trim 
Folding second row seats$300 
Memory system, driver seat$200 
Power fore-aft adjuster, passenger seat$100 
Power recliner, passenger seat$100 
Suspension, Wheels, and Tires 
Adaptive dampers - mechanical$100 
Sport suspension (upgrade) $0
Total Value of Features$5,915$2,250
Value of Feature Adjustments$3,665$0
Value of Feature Adjustments-3,4440

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Specifications Comparison: Acura RDX vs. Mazda RX-8

Model Year20132008
ModelRDXRX-8
Body4dr SUV4dr Coupe
Wheelbase105.7 in106.4 in
Length183.5 in174.3 in
Width73.7 in69.7 in
Height66.1 in52.8 in
Curb Weight3,717 lb.3,075 lb.
Fuel Capacity16.0 gal.15.9 gal.
Row 1 Headroom38.7 in38.2 in
Row 1 Shoulder Room58.6 in54.8 in
Row 1 Hip Room55.7 in53.3 in
Row 1 Legroom42.0 in42.7 in
Row 2 Headroom38.1 in36.8 in
Row 2 Shoulder Room57.2 in54.9 in
Row 2 Hip Room53.8 in48.1 in
Row 2 Legroom38.3 in32.2 in
Cargo Volume,
Minimum
26.1 ft37.6 ft3
Cargo Volume,
Maximum
61.3 ft37.6 ft3

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Option Package Details
Acura RDX

Technology Package
FeatureValueRequested?
Navigation system600Yes
Fog lights125Yes
Xenon HID headlights500Yes
Telematics service, such as OnStar200No
DVD-Audio-compatible player0No
Power liftgate350No
Surround sound250No
Voice control for nav and audio100No
Media drive, large15No
ELS, 410W, 10 speakers (with subwoofer)350No
Traffic + travel information25No
Total Requested122549%
Total Not Requested129051%

Option Package Details
Mazda RX-8 Automatic

Grand Touring Package
FeatureValueRequested?
Leather seating surfaces900Yes
Heated mirrors25Yes
Heated front seats200Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power recliner, driver seat100Yes
Power lumbar adjuster, driver seat100Yes
Proximity key250Yes
Traction control100Yes
Stability control400Yes
Fog lights125Yes
Xenon HID headlights500Yes
Sunroof900Yes
CD changer, in-dash200No
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Bose, 300W, 9 speakers350No
Sport suspension (upgrade)250No
Performance braking system (optional)250No
Limited-slip rear differential300No
225/45ZR18 tires400No
Total Requested410070%
Total Not Requested175030%

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