Infiniti Q50 Infiniti Q50 2018 Mazda RX-8 Mazda RX-8 2011

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Infiniti Q50 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.

Infiniti Q50 vs. Mazda RX-8 Invoice Comparison

Lowest Total Price: $35,223

Mazda RX-8 Grand Touring   
Difference: $9,252

Lowest Total Invoice: $32,523

Mazda RX-8 Grand Touring   
Difference: $8,884

Calculate Payments

  Down Payment Interest Rate Term
Model Year20182018201820182011
ModelQ50Q50Q50Q50RX-8
Trim3.0t LuxeHybrid Luxe3.0t Sport3.0t Red SportGrand Touring
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Coupe
Base Price $38,950 $50,600 $40,650 $51,000 $32,260
Base Invoice $36,224 $47,058 $37,805 $47,430 $29,878
Cargo Package 225 225 225 225  
Essential Package 2,650   2,500    
Rear spoiler 430 430 430 430  
All-weather floor mats 225 225 225 225 78
Leather seating surfaces 1,000        
Cargo net         40
Cargo mat         50
Navigation system         2,000
Cargo Package 195 195 195 195  
Essential Package 2,465   2,325    
Rear spoiler 403 403 403 403  
All-weather floor mats 195 195 195 195 62
Leather seating surfaces 930        
Cargo net         32
Cargo mat         36
Navigation system         1,720
Options (change) 4,530 880 3,380 880 2,168
Options (change) 4,188 793 3,118 793 1,850
Destination 995 995 995 995 795
Total Price $44,475 $52,475 $45,025 $52,875 $35,223
Total Invoice $41,407 $48,846 $41,918 $49,218 $32,523

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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: Infiniti Q50 vs. Mazda RX-8

Lowest Adjusted Price and Invoice: Mazda RX-8 Grand Touring
TrueDelta Adjusted Price Difference: $5,747
TrueDelta Adjusted Invoice Difference: $5,621
Model Year20182018201820182011
ModelQ50Q50Q50Q50RX-8
Trim3.0t LuxeHybrid Luxe3.0t Sport3.0t Red SportGrand Touring
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Coupe
Engine300hp V6302hp V6 H300hp V6400hp V6232hp R2
TransmissionT7T7T7T7M6
DrivetrainRWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 6?, 16?, 6?, 6300, 9
Tire (rear if not all the same)225/50-18245/40-19245/40-19245/40-19225/45-18
Total Price$44,475$52,475$45,025$52,875$35,223
Adjustments for Features-3,505-8,730-3,505-5,8300
Feature-Adjusted Total Price$40,970$43,745$41,520$47,045$35,223
Cost Above Minimum$0$2,775$550$6,075$0
Total Invoice$41,407$48,846$41,918$49,218$32,523
Adjustments for Features-3,263-8,126-3,263-5,4270
Feature-Adjusted Total Invoice$38,144$40,720$38,655$43,791$32,523
Cost Above Minimum$0$2,576$511$5,647$0

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Features Comparison: Infiniti Q50 vs. Mazda RX-8

Model Year20182018201820182011
ModelQ50Q50Q50Q50RX-8
Trim3.0t LuxeHybrid Luxe3.0t Sport3.0t Red SportGrand Touring
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Coupe
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200$1200$1200$1200 
6-speed manual    $150
RWD$0$0$0$0$0
Accessories 
Adaptive cruise control, all-speed $850   
Cruise control$150 $150$150$150
Eco accelerator $100   
Heated steering wheel$100$100$100$100 
Power rear side windows$200$200$200$200 
Remote app$25$25$25$25 
Remote start$150 $150$150 
Remote window/roof operation$15$15$15$15 
Tilt steering wheel, manual    $150
Tilt/telescoping steering wheel, manual$250 $250$250 
Tilt/telescoping steering wheel, power $350   
Brakes, Airbags, and Other Safety 
Around view cameras $500 $500 
Automatic braking, high-speed or partial $200 $200 
Backup collision intervention $150 $150 
Blind spot collision prevention $150   
Blind spot warning system $200 $200 
Brake assist$50$50$50$50 
Cross-traffic warning, rear $100 $100 
Lane departure warning $200   
Lane keeping assist $400   
Moving object detection, front $25 $25 
Moving object detection, rear $25 $25 
Obstacle detection, front $150 $150 
Obstacle detection, rear $250 $250 
Predictive forward collision warning $250 $250 
Radar- or camera-based collision preparation system $0   
Rearview camera$200 $200  
Tires, run-flat$150$150$150$150 
Torque vectoring, brake-based$100$100$100$100 
Cargo Management 
Cargo tray$40$40$40$40 
Rear seat pass-through$100 $100$100$100
Second-row high console    $250
Climate Control 
Automatic air recirculation $100   
Dual-zone climate control$125$125$125$125 
Ionizing air filtration $50   
Rear air vents$100$100$100$100 
Drivetrain 
Limited-slip rear differential    $300
Engine / Motor 
Automatic start / stop $150   
Exterior 
Painted brake calipers (optional)   $0 
Self-repairing paint$0$0$0$0 
Infotainment 
App support$0$0$0$0 
Bluetooth audio streaming$25$25$25$25 
CD changer, in-dash    $325
CD player$125$125$125$125 
Concierge Services - 1 year subscription$50$50$50$50 
HD radio$50$50$50$50 
SMS text-to-speech reader$25$25$25$25 
Surround sound $250  $250
Telematics service, such as OnStar$200$200$200$200 
Traffic + travel information$25$25$25$25 
USB port$25$25$25$25 
Voice control for nav and audio$100$100$100$100 
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror $75   
Auto-dimming headlights $200   
Auto-dimming passenger-side mirror $75   
Interior ambient lighting $150   
LED headlights$1000$1000$1000$1000 
Mirror tilt-down in reverse $25   
Steering-linked headlights $150   
Trip computer$150$150$150$150 
Turn signals on or near mirrors$25$25$25$25 
Xenon HID headlights    $500
Seats and Interior Trim 
Aluminum trim  $100$100 
Folding second row seats$300 $300$300 
Manual thigh support length adjuster, driver seat  $50$50 
Manual thigh support length adjuster, passenger seat  $50$50 
Memory system, driver seat $200  $200
Metal pedals   $75$75
Power fore-aft adjuster, passenger seat$100$100$100$100 
Power height adjuster, passenger seat$100$100$100$100 
Power recliner, passenger seat$100$100$100$100 
Power seatback bolsters, driver seat  $100$100 
Power tilt adjuster, passenger seat$100$100$100$100 
Wood trim$300$300   
Suspension, Wheels, and Tires 
Active steering, electronic link $1000   
Adaptive dampers - electrical   $500 
Alloy wheels $350$350$350$350
Crosswind stabilization $50   
Electronic systems calibration selector$200$200$200$200 
Machined alloy wheels$350    
Performance steering system (optional) $0 $0 
Sport suspension (upgrade) $0   
Wheels, dark finish   $0 
Transmission 
Steering-wheel-mounted transmission controls   $100 
Total Value of Features$6,305$11,530$6,305$8,630$2,800
Value of Feature Adjustments$3,505$8,730$3,505$5,830$0
Value of Feature Adjustments-3,263-8,126-3,263-5,4270

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Specifications Comparison: Infiniti Q50 vs. Mazda RX-8

Model Year20182011
ModelQ50RX-8
Body4dr Sedan4dr Coupe
Wheelbase112.2 in106.4 in
Length189.6 in175.6 in
Width71.8 in69.7 in
Height57.2 in52.8 in
Curb Weight3,672 lb.3,065 lb.
Fuel Capacity20.0 gal.15.9 gal.
Row 1 Headroom40.2 in38.2 in
Row 1 Shoulder Room56.7 in54.8 in
Row 1 Hip Room53.2 in53.3 in
Row 1 Legroom44.5 in42.7 in
Row 2 Headroom37.5 in36.8 in
Row 2 Shoulder Room56.1 in54.9 in
Row 2 Hip Room52.5 in48.1 in
Row 2 Legroom35.1 in32.2 in
Cargo Volume13.2 ft37.6 ft3

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Option Package Details
Infiniti Q50 3.0t Luxe

Cargo Package
FeatureValueRequested?
Cargo net40Yes
Cargo mat40Yes
First-aid kit15No
Total Requested8084%
Total Not Requested1516%
Essential Package
FeatureValueRequested?
Remote start150No
Folding second row seats300No
Second-row 2-section 3-person split bench100No
Navigation system600Yes
Heated front seats200Yes
Power lumbar adjuster, driver seat50Yes
Telematics service, such as OnStar200No
Heated steering wheel100No
Voice control for nav and audio75No
Traffic + travel information25No
Remote app25No
Total Requested85047%
Total Not Requested97553%

Option Package Details
Infiniti Q50 Hybrid Luxe

Cargo Package
FeatureValueRequested?
Cargo net40Yes
Cargo mat40Yes
First-aid kit15No
Total Requested8084%
Total Not Requested1516%

Option Package Details
Infiniti Q50 3.0t Sport

Cargo Package
FeatureValueRequested?
Cargo net40Yes
Cargo mat40Yes
First-aid kit15No
Total Requested8084%
Total Not Requested1516%
Essential Package
FeatureValueRequested?
Remote start150No
Folding second row seats300No
Second-row 2-section 3-person split bench100No
Navigation system600Yes
Heated front seats200Yes
Telematics service, such as OnStar200No
Heated steering wheel100No
Voice control for nav and audio75No
Traffic + travel information25No
Remote app25No
Total Requested80045%
Total Not Requested97555%

Option Package Details
Infiniti Q50 3.0t Red Sport

Cargo Package
FeatureValueRequested?
Cargo net40Yes
Cargo mat40Yes
First-aid kit15No
Total Requested8084%
Total Not Requested1516%

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