2019 Mazda 6 vs. 2019 Genesis G70

Detailed Review, Specifications & Comparison

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Safety

Both the Mazda 6 and the G70 have standard driver and passenger frontal airbags, front side-impact airbags, side-impact head airbags, front seatbelt pretensioners, height adjustable front shoulder belts, four-wheel antilock brakes, traction control, electronic stability systems to prevent skidding, crash mitigating brakes, daytime running lights, lane departure warning systems, blind spot warning systems, rearview cameras, rear cross-path warning and available around view monitors.

Warranty

There are over 65 percent more Mazda dealers than there are Genesis dealers, which makes it much easier should you ever need service under the 6’s warranty.

Reliability

A reliable vehicle saves its owner time, money and trouble. Nobody wants to be stranded or have to be without a vehicle while it’s being repaired. Consumer Reports rates the Mazda 6’s reliability 25 points higher than the G70.

From surveys of all its subscribers, Consumer Reports’ December 2018 Auto Issue reports that Mazda vehicles are more reliable than Genesis vehicles. Consumer Reports ranks Mazda third in reliability. Genesis is ranked 12th.

Engine

As tested in Consumer Reports the Mazda 6 (base engine) is faster than the G70 2.0T 2.0 turbo 4 cyl. (automatics tested):

 

Mazda6

G70

Zero to 30 MPH

2.8 sec

3.3 sec

Zero to 60 MPH

7.5 sec

7.8 sec

Quarter Mile

15.9 sec

16.1 sec

Fuel Economy and Range

On the EPA test cycle the Mazda6 gets better fuel mileage than the G70:

 

 

 

MPG

Mazda6

FWD

Auto

2.5 DOHC 4 cyl.

26 city/35 hwy

 

 

2.5 turbo 4 cyl.

23 city/31 hwy

G70

RWD

Manual

2.0 turbo 4 cyl.

18 city/28 hwy

 

Auto

2.0 turbo 4 cyl.

22 city/30 hwy

 

 

3.3 turbo V6

18 city/26 hwy

AWD

Auto

2.0 turbo 4 cyl.

21 city/28 hwy

 

 

3.3 turbo V6

18 city/25 hwy

An engine control system that can shut down half of the engine’s cylinders helps improve the Mazda 6 (except Turbo)’s fuel efficiency. The G70 doesn’t offer a system that can shut down part of the engine.

Transmission

To help the driver achieve optimum performance and fuel economy, the Mazda 6 has a standard up-shift light to indicate when to shift based on power needs and conditions. The G70 doesn’t offer an up-shift light.

Brakes and Stopping

The Mazda 6 stops shorter than the G70:

 

Mazda 6

G70

 

60 to 0 MPH

132 feet

137 feet

Consumer Reports

60 to 0 MPH (Wet)

137 feet

146 feet

Consumer Reports

Suspension and Handling

The Mazda 6 has standard front and rear gas-charged shocks for better control over choppy roads. The G70’s suspension doesn’t offer rear gas-charged shocks.

Chassis

The Mazda 6 may be more efficient, handle and accelerate better because it weighs about 300 to 350 pounds less than the Genesis G70.

The Mazda 6 (except Sport) offers available computer-generated active noise cancellation to help remove annoying noise and vibration from the passenger compartment, especially at low frequencies. The G70 doesn’t offer active noise cancellation.

As tested by Car and Driver while under full throttle, the interior of the Mazda 6 Touring is quieter than the G70 Dynamic (76 vs. 77 dB).

Passenger Space

Because it has more passenger and cargo room, the EPA rates the Mazda 6 a Mid-size car, while the G70 is rated a Compact.

The Mazda 6 has 5.9 cubic feet more passenger volume than the G70 (99.7 vs. 93.8).

The Mazda 6 has .2 inches more rear headroom, 3.9 inches more rear legroom and .5 inches more rear shoulder room than the G70.

Cargo Capacity

The Mazda 6 has a much larger trunk than the G70 (14.7 vs. 10.5 cubic feet).

Recommendations

Consumer Reports® recommends the Mazda 6, based on reliability, safety and performance. The Genesis G70 isn't recommended.

The Mazda 6 outsold the Genesis G70 by almost 76 to one during 2018.

© 1991-2018 Advanta-STAR Automotive Research. All rights reserved.

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