Mazda MAZDA6 vs Nissan Altima Compare price, expert/user reviews, mpg, engines, safety, cargo capacity and other specs at a glance.

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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 Mazda MAZDA6
Carbon Edition FWD
MSRP
$32,950
Invoice
$31,109
Average Price Paid
$32,382
121 listings nationwide

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2021 Nissan Altima
2.0 SR FWD
MSRP
$30,900
Invoice
$28,695
Average Price Paid
$30,900
199 listings nationwide

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Pricing Analysis Price analysis based on recent sales data applied to current trim without options.

2021 Mazda MAZDA6
Carbon Edition FWD
Fair Price
$32,699
Good Price
$31,300
Great Price
$30,500
2021 Nissan Altima
2.0 SR FWD
Fair Price
$31,303
Good Price
$29,510
Great Price
$28,484

Expert Reviews Reviews from CarGurus experts.

2021 Mazda MAZDA6
Carbon Edition FWD
Stephen Edelstein Test Drive Review:

The Mazda6 hasn’t been completely redesigned since 2014, making it one of the older members of the midsize car class (only the Volkswagen Passat has more wrinkles). And while this grea...

2021 Nissan Altima
2.0 SR FWD
Stephen Edelstein Test Drive Review:

The 2021 Nissan Altima is a popular midsize sedan now in the third year of its sixth generation of production. The Altima debuted as a 1993 model and has spent the decades nudged from ...

No Data Available
  • Look and Feel 9
  • Performance 9
  • Form & Function 8
  • Technology 6
  • Safety 9
  • Cost-Effectiveness 7
No Data Available
  • Look and Feel 6
  • Performance 7
  • Form & Function 8
  • Technology 7
  • Safety 9
  • Cost-Effectiveness 6

Specs

2021 Mazda MAZDA6
Carbon Edition FWD
2021 Nissan Altima
2.0 SR FWD
Powertrain 6-Speed Automatic Continuously Variable Transmission
Drivetrain
FWD
FWD
Fuel Economy, City
23 MPG
27 MPG
Fuel Economy, Highway
31 MPG
37 MPG
Fuel Tank Volume 16.4 gal 16.2 gal
Engine
Fuel Type
Gasoline
Gasoline
Power
227 hp @ 5,000 RPM
236 hp @ 5,600 RPM
Torque
310 lb-ft @ 2,000 RPM
267 lb-ft @ 4,000 RPM
Cylinders
4 cylinders
4 cylinders
Compression Ratio
10.5:1
8:1
Displacement
2,500 cc
2,000 cc
Bore x Stroke
3.5 in x 3.94 in
3.31 in x 3.55 in
Safety
ABS Brakes Standard Standard
Driver Airbag Standard Standard
Passenger Airbag Standard Standard
Front Side Airbags Standard Standard
Rear Side Airbags -- Standard
Curtain Airbags Standard Standard
NHTSA Crash Test Results
Overall 5 stars 4 stars
Front Crash Overall 5 stars 4 stars
Front Crash Driver 5 stars 5 stars
Front Crash Passenger 4 stars 4 stars
Side Crash Overall 5 stars 5 stars
Side Barrier Driver 5 stars 4 stars
Side Barrier Passenger 5 stars 5 stars
Side Pole Driver 5 stars 5 stars
Rollover 5 stars 4 stars
Comfort and Convenience
Sunroof/Moonroof Standard Standard
Air Conditioning Standard Standard
Radio Standard Standard
Power Windows Standard Standard
Power Door Locks Standard Standard
Driver Power Seats Standard Standard
Passenger Power Seats Standard --
Interior
Maximum Seating 5 seats 5 seats
Front Legroom 42.2 in 43.8 in
Back Legroom 38.7 in 35.2 in
Payload and Towing
Cargo Volume 14.7 cu ft 15.4 cu ft
Maximum Payload 970 lbs 975 lbs
Exterior
Length 192.7 in 192.9 in
Width 82.3 in 72.9 in
Height 57.1 in 56.8 in
Wheelbase 111.4 in 111.2 in

Available Options

2021 Mazda MAZDA6
Carbon Edition FWD

Exterior Colors

  • POLYMETAL Gray

Option Packages

  • Rear Parking Sensors
2021 Nissan Altima
2.0 SR FWD

Exterior Colors

  • Brilliant Silver Metallic
  • Deep Blue Pearl
  • Gun Metallic
  • Pearl White Tricoat
  • Scarlet Ember Tintcoat
  • Sunset Drift Chromaflair
  • Super Black

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