Ford Mustang vs Buick Riviera 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
64 listings nationwide

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1999 Buick Riviera
Supercharged Coupe FWD
No Data Available
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2021 Ford Mustang
EcoBoost Convertible RWD
No Data Available
1999 Buick Riviera
Supercharged Coupe FWD
No Data Available

Used Car Pricing Used listing price comparison and analysis.

2021 Ford Mustang
EcoBoost Convertible RWD
CarGurus Instant Market Value
$39,434
5 listings nationwide

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1999 Buick Riviera
Supercharged Coupe FWD
CarGurus Instant Market Value
$34,490

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 "
1999 Buick Riviera
Supercharged Coupe FWD
155
Marshal 1999 Buick Riviera Supercharged Coupe FWDReview:

Overall I Love This Car. — i love this car. she is the one on the right. If i decide to go for a drive and get out on the higwa...

Primary Use: Sport/fun (spirited driving, track racing, off-roading, etc.)

175
Kevin 1999 Buick Riviera Supercharged Coupe FWDReview:

Good Luck Finding 1! — Great car owned it for 3 years and it is always reliable and it will beat most of the cras on the st...

Primary Use: Sport/fun (spirited driving, track racing, off-roading, etc.)

145
DPressler writes:
Handling Ranked 1999 Cadillac Eldorado worse.
"Aerodynamics I guess"
Looks/Style Ranked 1999 Cadillac Eldorado worse.
"aerodynamics look at the higher end coupes of today 2017 designs 95-99 Rivieras were ahead of their time they should have put the supercharged V8 as proposed."

Specs

2021 Ford Mustang
EcoBoost Convertible RWD
1999 Buick Riviera
Supercharged Coupe FWD
Powertrain 4-Speed Automatic
Drivetrain
RWD
RWD
RWD
RWD
FWD
Fuel Economy, City
20 MPG
20 MPG
19 MPG
20 MPG
16 MPG
Fuel Economy, Highway
27 MPG
28 MPG
26 MPG
27 MPG
25 MPG
Fuel Tank Volume 15.5 gal 18 gal
Engine
Fuel Type
Gasoline
Gasoline
Gasoline
Gasoline
Gasoline
Power
330 hp @ 6,000 RPM
310 hp @ 5,500 RPM
330 hp @ 6,000 RPM
310 hp @ 5,500 RPM
240 hp @ 5,200 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
280 lb-ft @ 3,600 RPM
Cylinders
4 cylinders
4 cylinders
4 cylinders
4 cylinders
6 cylinders
Compression Ratio
9.5:1
9.5:1
9.5:1
9.5:1
8.5:1
Displacement
2,300 cc
2,300 cc
2,300 cc
2,300 cc
3,800 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
3.8 in x 3.4 in
Safety
ABS Brakes Standard Standard
Driver Airbag Standard Standard
Passenger Airbag Standard Standard
Front Side Airbags Standard --
NHTSA Crash Test Results
Comfort and Convenience
Sunroof/Moonroof -- Optional
Leather Seats -- Standard
Air Conditioning Standard Standard
CD Player -- Standard
CD Changer -- Optional
Cassette Player -- Standard
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 5 seats
Front Legroom 45.1 in 42.6 in
Back Legroom 29.2 in 37.1 in
Payload and Towing
Cargo Volume 11.4 cu ft 17.4 cu ft
Standard Towing Capacity -- 1,000 lbs
Maximum Towing Capacity -- 1,000 lbs
Exterior
Length 188.5 in 207.2 in
Width 81.9 in 75 in
Height 54.9 in 54.6 in
Wheelbase 107.1 in 113.8 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
1999 Buick Riviera
Supercharged Coupe FWD

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