| 1 | 0 | 3 | 4 | 3 | 4 |
Mazda RX-8 vs. Mercedes-Benz SL 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.
Models in short supply often sell at or even above these prices.
Mazda RX-8 vs. Mercedes-Benz SL Invoice Comparison
Lowest Total Price: $35,055 Mazda RX-8 Grand Touring | |||||
| Difference: $49,870 | |||||
Lowest Total Invoice: $32,393 Mazda RX-8 Grand Touring | |||||
| Difference: $46,652 | |||||
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| Model Year | 2011 | 2015 | 2015 | 2015 | 2015 |
| Model | RX-8 | SL | SL | SL | SL |
| Trim | Grand Touring | SL400 | SL550 | SL63 AMG | SL65 AMG |
| Body | 4dr Coupe | 2dr Hardtop conv. | 2dr Hardtop conv. | 2dr Hardtop conv. | 2dr Hardtop conv. |
| Base Price | $32,260 | $84,000 | $106,900 | $148,050 | $215,250 |
| Base Invoice | $29,878 | $78,120 | $99,417 | $137,687 | $200,183 |
| Navigation system | 2,000 | ||||
| Wood trim | 0 | 0 | |||
| Navigation system | 1,720 | ||||
| Wood trim | 0 | 0 | |||
| Options (change) | 2,000 | 0 | 0 | 0 | 0 |
| Options (change) | 1,720 | 0 | 0 | 0 | 0 |
| Destination | 795 | 925 | 925 | 925 | 925 |
| Gas Tax | 0 | 0 | 0 | 0 | 1,300 |
| Total Price | $35,055 | $84,925 | $107,825 | $148,975 | $217,475 |
| Total Invoice | $32,393 | $79,045 | $100,342 | $138,612 | $202,408 |
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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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Want to find out how much dealers are willing to discount these cars? Request free, no-obligation Mazda RX-8 dealer quotes or Mercedes-Benz SL dealer quotes from dealers using our car quote form. The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours. |
TrueDelta Value Comparison: Mazda RX-8 vs. Mercedes-Benz SL
| Lowest Adjusted Price and Invoice: Mazda RX-8 Grand Touring | |||||
| TrueDelta Adjusted Price Difference: $37,200 | |||||
| TrueDelta Adjusted Invoice Difference: $34,859 | |||||
| Model Year | 2011 | 2015 | 2015 | 2015 | 2015 |
| Model | RX-8 | SL | SL | SL | SL |
| Trim | Grand Touring | SL400 | SL550 | SL63 AMG | SL65 AMG |
| Body | 4dr Coupe | 2dr Hardtop conv. | 2dr Hardtop conv. | 2dr Hardtop conv. | 2dr Hardtop conv. |
| Engine | 232hp R2 | 329hp V6 | 429hp V8 | 577hp V8 | 621hp V12 |
| Transmission | M6 | T7 | T7 | T7 | T7 |
| Drivetrain | RWD | RWD | RWD | RWD | RWD |
| EPA Fuel Economy (city/highway) | / MPG | / MPG | / MPG | / MPG | / MPG |
| Audio (watts, speakers) | 300, 9 | 600, 11 | 600, 11 | 600, 11 | 900, 12 |
| Tire (rear if not all the same) | 225/45-18 | 255/40-18 | 255/40-18 | 255/35-19 | 255/35-19 |
| Total Price | $35,055 | $84,925 | $107,825 | $148,975 | $217,475 |
| Adjustments for Features | 0 | -12,670 | -15,720 | -20,695 | -26,995 |
| Feature-Adjusted Total Price | $35,055 | $72,255 | $92,105 | $128,280 | $190,480 |
| Cost Above Minimum | $0 | $0 | $19,850 | $56,025 | $118,225 |
| Total Invoice | $32,393 | $79,045 | $100,342 | $138,612 | $202,408 |
| Adjustments for Features | 0 | -11,793 | -14,629 | -19,255 | -25,125 |
| Feature-Adjusted Total Invoice | $32,393 | $67,252 | $85,713 | $119,357 | $177,283 |
| Cost Above Minimum | $0 | $0 | $18,461 | $52,105 | $110,031 |
Features Comparison: Mazda RX-8 vs. Mercedes-Benz SL
| Model Year | 2011 | 2015 | 2015 | 2015 | 2015 |
| Model | RX-8 | SL | SL | SL | SL |
| Trim | Grand Touring | SL400 | SL550 | SL63 AMG | SL65 AMG |
| Body | 4dr Coupe | 2dr Hardtop conv. | 2dr Hardtop conv. | 2dr Hardtop conv. | 2dr Hardtop conv. |
| Transmission and Drivetrain | |||||
| 6-speed manual | $150 | ||||
| 7-speed manually-shiftable automatic | $1200 | $1200 | $1200 | $1200 | |
| RWD | $0 | $0 | $0 | $0 | $0 |
| Accessories | |||||
| Adaptive cruise control, all-speed | $850 | ||||
| Cruise control | $150 | $150 | $150 | $150 | |
| Hands-free trunk or liftgate | $100 | $100 | $100 | ||
| Power door closers | $300 | ||||
| Power trunk closer | $350 | $350 | $350 | ||
| Proximity key | $250 | $250 | $250 | $250 | |
| Remote app | $25 | $25 | $25 | $25 | |
| Remote window/roof operation | $15 | $15 | $15 | $15 | |
| Semi-automated parking system | $500 | $500 | $500 | ||
| Tilt steering wheel, manual | $150 | ||||
| Tilt/telescoping steering wheel, power | $350 | $350 | $350 | $350 | |
| Wind blocker, power small | $300 | $300 | $300 | $300 | |
| Brakes, Airbags, and Other Safety | |||||
| Active or whiplash-reducing head restraints, front seats | $0 | $0 | $0 | $0 | |
| Auto-raising roll bars / headrests | $500 | $500 | $500 | $500 | |
| Automatic braking, high-speed or partial | $200 | ||||
| Automatic braking, low-speed | $200 | ||||
| Blind spot collision prevention | $150 | ||||
| Blind spot warning system | $200 | ||||
| Brake assist | $50 | $50 | $50 | $50 | |
| Brake- or yaw-sensor-initiated collision preparation system | $0 | $0 | $0 | ||
| Driver drowsiness monitor | $150 | $150 | $150 | $150 | |
| Forward collision warning | $200 | ||||
| Knee airbag, driver | $75 | $75 | $75 | $75 | |
| Knee airbag, passenger | $75 | $75 | $75 | $75 | |
| Lane departure prevention | $150 | ||||
| Lane departure warning | $200 | ||||
| Night vision | $1750 | ||||
| Obstacle detection, front | $150 | $150 | $150 | ||
| Obstacle detection, rear | $250 | $250 | $250 | ||
| Radar- or camera-based collision preparation system | $0 | ||||
| Rearview camera | $200 | $200 | $200 | ||
| Tires, run-flat | $150 | $150 | |||
| Torque vectoring, brake-based | $100 | $100 | $100 | $100 | |
| Cargo Management | |||||
| Air-conditioned storage compartment | $50 | $50 | $50 | $50 | |
| Overhead sunglass holder | $25 | ||||
| Rear seat pass-through | $100 | ||||
| Second-row high console | $250 | ||||
| Storage compartment under front seat(s) | $50 | $50 | $50 | $50 | |
| Climate Control | |||||
| Adaptive windshield washer system | $0 | $0 | $0 | $0 | |
| Automatic air recirculation | $100 | $100 | $100 | $100 | |
| Dual-zone climate control | $125 | $125 | $125 | $125 | |
| Heated windshield washer nozzles | $15 | $15 | $15 | $15 | |
| Residual heat | $50 | $50 | $50 | $50 | |
| Wiper de-icer | $25 | $25 | $25 | $25 | |
| Drivetrain | |||||
| Limited-slip rear differential | $300 | $300 | $300 | ||
| Engine / Motor | |||||
| Automatic start / stop | $150 | $150 | $150 | $150 | |
| Raised top speed limiter | $0 | $0 | |||
| Exterior | |||||
| Electronically-variable tint, sunroof or glass roof panel | $2000 | ||||
| Glass roof panel(s) | $300 | $300 | $300 | $300 | |
| Power retractable hardtop | $6750 | $6750 | $6750 | $6750 | |
| Rear spoiler | $200 | $200 | $200 | ||
| Sunroof | $900 | ||||
| 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 | |
| DVD-compatible player | $0 | $0 | $0 | $0 | |
| HD radio | $50 | $50 | $50 | $50 | |
| In-vehicle Internet | $150 | $150 | $150 | $150 | |
| iPod integration | $100 | $100 | $100 | $100 | |
| Media drive | $15 | $15 | $15 | $15 | |
| Navigation map updates, three years | $0 | $0 | $0 | $0 | |
| SD Card slot | $25 | $25 | $25 | $25 | |
| SMS text-to-speech reader | $25 | $25 | $25 | $25 | |
| Telematics service, such as OnStar, with navigation | $225 | $225 | $225 | $225 | |
| Traffic + travel information | $25 | $25 | $25 | $25 | |
| Voice control for nav and audio | $100 | $100 | $100 | $100 | |
| Instruments, Lights, and Mirrors | |||||
| Analog clock | $25 | $25 | |||
| Auto-dimming driver-side mirror | $75 | $75 | $75 | $75 | |
| Auto-dimming headlights | $200 | $200 | $200 | $200 | |
| Chronometer | $100 | $100 | |||
| Cornering lights | $50 | $50 | $50 | $50 | |
| Fog light, rear | $100 | $100 | $100 | $100 | |
| Headlight washers | $50 | $50 | $50 | $50 | |
| Interior ambient lighting | $150 | $150 | $150 | $150 | |
| Mirror tilt-down in reverse | $25 | $25 | $25 | $25 | |
| Steering-linked headlights | $150 | $150 | $150 | $150 | |
| Trip computer | $150 | $150 | $150 | $150 | |
| Turn signals on or near mirrors | $25 | $25 | $25 | $25 | |
| Seats and Interior Trim | |||||
| Automatic seat bolsters, driver | $300 | $300 | $300 | ||
| Automatic seat bolsters, front passenger | $300 | $300 | $300 | ||
| Center armrest(s), second row | $50 | ||||
| Cooled or ventilated front seats | $300 | $300 | $300 | ||
| Door sill trim plates | $100 | $100 | $100 | ||
| Illuminated door sill trim plates | $200 | $200 | |||
| Leather door panel trim | $250 | $250 | $250 | $250 | |
| Leather headliner | $1000 | ||||
| Massage, driver seat | $100 | $100 | $100 | ||
| Massage, passenger seat | $100 | $100 | $100 | ||
| Memory system, passenger seat | $150 | $150 | $150 | $150 | |
| Neck-level heating, front seats | $150 | $150 | $150 | ||
| No leather in second row | $-300 | $-300 | $-300 | $-300 | |
| Power 4-way lumbar adjuster, driver seat | $150 | $150 | $150 | $150 | |
| Power 4-way lumbar adjuster, passenger seat | $150 | $150 | $150 | $150 | |
| Power fore-aft adjuster, passenger seat | $100 | $100 | $100 | $100 | |
| Power headrest height adjuster, driver seat | $50 | $50 | $50 | $50 | |
| Power headrest height adjuster, passenger seat | $50 | $50 | $50 | $50 | |
| Power height adjuster, passenger seat | $100 | $100 | $100 | $100 | |
| Power lumbar adjuster, driver seat | $100 | ||||
| Power recliner, passenger seat | $100 | $100 | $100 | $100 | |
| Power thigh support length adjuster, driver seat | $100 | $100 | $100 | $100 | |
| Power thigh support length adjuster, passenger seat | $100 | $100 | $100 | $100 | |
| Power tilt adjuster, passenger seat | $100 | $100 | $100 | $100 | |
| Synthetic suede headliner | $650 | ||||
| Upholstered instrument panel, leather | $1000 | $1000 | $1000 | $1000 | |
| Wood trim | $300 | $300 | $300 | $300 | |
| Suspension, Wheels, and Tires | |||||
| Adaptive dampers - electrical | $500 | $500 | |||
| Adaptive hydraulic struts, auto-leveling and ht. adjustable | $4000 | $4000 | |||
| Electronic systems calibration selector | $200 | $200 | |||
| Sport suspension (upgrade) | $0 | $0 | |||
| Transmission | |||||
| Launch control | $100 | ||||
| Steering-wheel-mounted transmission controls | $100 | $100 | $100 | $100 | |
| Total Value of Features | $3,050 | $15,720 | $18,770 | $23,745 | $30,045 |
| Value of Feature Adjustments | $0 | $12,670 | $15,720 | $20,695 | $26,995 |
| Value of Feature Adjustments | 0 | -11,793 | -14,629 | -19,255 | -25,125 |
Specifications Comparison: Mazda RX-8 vs. Mercedes-Benz SL
| Model Year | 2011 | 2015 |
| Model | RX-8 | SL |
| Body | 4dr Coupe | 2dr Hardtop conv. |
| Wheelbase | 106.4 in | 101.8 in |
| Length | 175.6 in | 181.8 in |
| Width | 69.7 in | 73.9 in |
| Height | 52.8 in | 51.8 in |
| Curb Weight | 3,065 lb. | 3,936 lb. |
| Fuel Capacity | 15.9 gal. | 19.8 gal. |
| Row 1 Headroom | 38.2 in | 39.1 in |
| Row 1 Shoulder Room | 54.8 in | 55.5 in |
| Row 1 Hip Room | 53.3 in | 0.0 in |
| Row 1 Legroom | 42.7 in | 42.9 in |
| Row 2 Headroom | 36.8 in | 0.0 in |
| Row 2 Shoulder Room | 54.9 in | 0.0 in |
| Row 2 Hip Room | 48.1 in | 0.0 in |
| Row 2 Legroom | 32.2 in | 0.0 in |
| Cargo Volume, Minimum | 7.6 ft3 | 8.5 ft3 |
| Cargo Volume, Maximum | 7.6 | 13.5 ft3 |
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