Ford Mustang vs Mercury Grand Marquis Compare price, expert/user reviews, mpg, engines, safety, cargo capacity and other specs at a glance.

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2021 Ford Mustang EcoBoost Convertible RWD
Photo of 2020 model year shown

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User Ranking Drivers and owners ranked these cars in 9 categories.

New Car Pricing New listing price comparison and analysis.

2021 Ford Mustang
EcoBoost Convertible RWD
MSRP
$32,705
Invoice
$31,397
Average Price Paid
$32,705
65 listings nationwide

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2011 Mercury Grand Marquis
Base
No Data Available
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2021 Ford Mustang
EcoBoost Convertible RWD
No Data Available
2011 Mercury Grand Marquis
Base
No Data Available

Used Car Pricing Used listing price comparison and analysis.

2021 Ford Mustang
EcoBoost Convertible RWD
CarGurus Instant Market Value
$39,743
8 listings nationwide

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2011 Mercury Grand Marquis
Base
CarGurus Instant Market Value
$29,935

Expert Reviews Reviews from CarGurus experts.

2021 Ford Mustang
EcoBoost Convertible RWD
No Expert Reviews
2011 Mercury Grand Marquis
Base
Eric Tallberg Preview:

Mercury’s Grand Marquis, essentially unchanged since the last millennium, soldiers on, at least through 2011. This grandfatherly six-passenger full-size sedan long ago saw its halcyon ...

User Reviews Reviews from CarGurus users who have driven or owned the car.

2021 Ford Mustang
EcoBoost Convertible RWD
SG writes:
Handling Ranked 2022 Volkswagen Golf GTI worse.
"Great car handling is great and reliable. Very comfortable driving car in any situation "
2011 Mercury Grand Marquis
Base
50
GuruXBH16 writes:
Always liked the Gd Marquis LS Ride, comfort, trunk space, options
10
Armando writes:
Very nice cars to drive...
Would Buy Ranked 2011 Ford Crown Victoria Police Interceptor better.
"They are very similar cars but the CV P71 is Tuned different and is a much quicker car....I like speed..."
75
kystanley writes:
nice, but not as cool as the Crown Vic

Specs

2021 Ford Mustang
EcoBoost Convertible RWD
2011 Mercury Grand Marquis
Base
Powertrain 4-Speed Automatic
Drivetrain
RWD
RWD
RWD
RWD
RWD
Fuel Economy, City
20 MPG
20 MPG
19 MPG
20 MPG
16 MPG
Fuel Economy, Highway
27 MPG
28 MPG
26 MPG
27 MPG
24 MPG
Fuel Tank Volume 15.5 gal 19 gal
Engine
Fuel Type
Gasoline
Gasoline
Gasoline
Gasoline
Flex Fuel Vehicle
Power
330 hp @ 6,000 RPM
310 hp @ 5,500 RPM
330 hp @ 6,000 RPM
310 hp @ 5,500 RPM
224 hp @ 4,800 RPM
Torque
350 lb-ft @ 3,000 RPM
350 lb-ft @ 3,000 RPM
350 lb-ft @ 3,000 RPM
350 lb-ft @ 3,000 RPM
275 lb-ft @ 4,000 RPM
Cylinders
4 cylinders
4 cylinders
4 cylinders
4 cylinders
8 cylinders
Compression Ratio
9.5:1
9.5:1
9.5:1
9.5:1
9.4:1
Displacement
2,300 cc
2,300 cc
2,300 cc
2,300 cc
4,600 cc
Bore x Stroke
3.45 in x 3.7 in
3.45 in x 3.7 in
3.45 in x 3.7 in
3.45 in x 3.7 in
3.55 in x 3.54 in
Safety
ABS Brakes Standard Standard
Driver Airbag Standard Standard
Passenger Airbag Standard Standard
Front Side Airbags Standard Standard
NHTSA Crash Test Results
Comfort and Convenience
Leather Seats -- Standard
Air Conditioning Standard Standard
CD Player -- Standard
Cassette Player -- Optional
Radio Standard Standard
Power Windows Standard Standard
Power Door Locks Standard Standard
Driver Power Seats -- Standard
Passenger Power Seats -- Standard
Interior
Maximum Seating 4 seats 6 seats
Front Legroom 45.1 in 41.6 in
Back Legroom 29.2 in 38 in
Payload and Towing
Cargo Volume 11.4 cu ft 20.6 cu ft
Exterior
Length 188.5 in 212 in
Width 81.9 in 84.5 in
Height 54.9 in 58.3 in
Wheelbase 107.1 in 114.6 in

Available Options

2021 Ford Mustang
EcoBoost Convertible RWD

Exterior Colors

  • Antimatter Blue Metallic
  • Carbonized Gray Metallic
  • Grabber Yellow
  • Iconic Silver Metallic
  • Oxford White
  • Race Red
  • Rapid Red Metallic Tinted Clearcoat
  • Shadow Black
  • Twister Orange Tri-Coat
  • Velocity Blue Metallic

Option Packages

  • 2.3L High Performance Package
  • Active Valve Performance Exhaust
  • Black Accent Package
  • Ford Safe & Smart Package
  • Wheel & Stripe Package
  • Equipment Group 101A
  • Transmission: 10-Speed Selectshift Automatic
  • Wheels: 19" X 8.5" Polished Aluminum
  • Wheels: 19" X 9" Luster Nickel-Painted Forged Alum
2011 Mercury Grand Marquis
Base

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