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Buick Regal TourX vs. Mazda Mazda6

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$29,370
5dr Wgn AWD 5dr Wgn Preferred AWD 5dr Wgn Essence AWD
$24,475
Sport Auto Touring Auto Grand Touring Auto Grand Touring Reserve Auto Carbon Edition Auto Signature Auto
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Highlights

Highlights comparison
2020 Buick Regal TourX2021 Mazda Mazda6
Starting MSRP
$29,370
$24,475
Engine Type
Turbocharged Gas I4
Regular Unleaded I-4
MPG
21 City / 29 Hwy
26 City / 35 Hwy
Horsepower
250 hp
187 hp
Drive Type
All Wheel Drive
Front Wheel Drive
Seating Capacity
5
5
Basic Warranty
3 yr / 36,000 mi
3 yr / 36,000 mi

Engine

Engine comparison
2020 Buick Regal TourX2021 Mazda Mazda6
Displacement
2.0L/122
2.5 L/152
SAE Net Torque @ RPM
295 @ 3000 - 4000
186 @ 4000
Engine Type
Turbocharged Gas I4
Regular Unleaded I-4
SAE Net Horsepower @ RPM
250 @ 5400
187 @ 6000
Transmission Options
  • 8-Speed A/T
  • A/T
  • 6-Speed A/T
  • A/T
  • Transmission w/Dual Shift Mode
MPG
21 City / 29 Hwy
26 City / 35 Hwy
Total Cooling System Capacity
N/A
N/A

Tires & Wheels

Tires & Wheels comparison
2020 Buick Regal TourX2021 Mazda Mazda6
Spare Wheel Size
N/A
Compact in
Rear Tire Size
P235/50R18
P225/55VR17
Front Wheel Material
Aluminum
Aluminum
Spare Wheel Material
N/A
Steel
Rear Wheel Size
18 x -TBD- in
17 X 7.5 in
Front Tire Size
P235/50R18
P225/55VR17
Rear Wheel Material
Aluminum
Aluminum
Front Wheel Size
18 x -TBD- in
17 X 7.5 in
Spare Tire Size
N/A
Compact

Suspension

Suspension comparison
2020 Buick Regal TourX2021 Mazda Mazda6
Suspension Type - Front
MacPherson Strut
Strut
Suspension Type - Rear
5-Link
Multi-Link
Suspension Type - Front (Cont.)
N/A
Strut
Suspension Type - Rear (Cont.)
N/A
Multi-Link

Steering

Steering comparison
2020 Buick Regal TourX2021 Mazda Mazda6
Steering Type
Electric Rack & Pinion
Rack-Pinion
Lock to Lock Turns (Steering)
N/A
N/A
Turning Diameter - Curb to Curb
41 ft
37 ft
Steering Ratio (:1), Overall
N/A
N/A
Turning Diameter - Wall to Wall
N/A
N/A

Measurements

Measurements comparison
2020 Buick Regal TourX2021 Mazda Mazda6
Second Leg Room
37 in
39 in
Second Shoulder Room
55 in
55 in
Track Width, Front
63 in
62 in
Front Leg Room
42 in
42 in
Length, Overall
196 in
193 in
Front Hip Room
55 in
54 in
Front Shoulder Room
57 in
56 in
Front Head Room
39 in
38 in
Trunk Volume
N/A
15 ft³
Track Width, Rear
63 in
62 in
Height, Overall
58 in
57 in
Wheelbase
111 in
111 in
Second Hip Room
54 in
54 in
Width, Max w/o mirrors
73 in
72 in
Liftover Height
N/A
N/A
Min Ground Clearance
N/A
7 in
Second Head Room
40 in
37 in
Passenger Capacity
5
5
Passenger Volume
N/A
100 ft³
Rear Door Opening Width
N/A
Not available
Cargo Volume to Seat 2
33 ft³
Not available
Cargo Area Length @ Floor to Seat 1
N/A
Not available
Cargo Volume to Seat 3
N/A
Not available
Cargo Area Width @ Beltline
N/A
Not available
Cargo Volume to Seat 1
74 ft³
Not available
Cargo Box Width @ Wheelhousings
N/A
Not available
Cargo Area Length @ Floor to Seat 2
N/A
Not available
Rear Door Opening Height
N/A
Not available
Cargo Box (Area) Height
N/A
Not available
Cargo Area Length @ Floor to Seat 3
N/A
Not available

Weight & Capacity

Weight & Capacity comparison
2020 Buick Regal TourX2021 Mazda Mazda6
Dead Weight Hitch - Max Tongue Wt.
N/A
N/A
Aux Fuel Tank Capacity, Approx
N/A
N/A
Wt Distributing Hitch - Max Tongue Wt.
N/A
N/A
Fuel Tank Capacity, Approx
17 gal
16 gal
Wt Distributing Hitch - Max Trailer Wt.
N/A
N/A
Dead Weight Hitch - Max Trailer Wt.
N/A
N/A
Base Curb Weight
3,708 lbs
3,437 lbs

Safety

Safety comparison
2020 Buick Regal TourX2021 Mazda Mazda6
Lane Departure Warning
Not available
Standard
Rear Cross Traffic Alert
Not available
Standard
Backup Camera
Standard
Standard
Stability Control
Standard
Standard
Blind Spot Monitor
Not available
Standard

Entertainment

Entertainment comparison
2020 Buick Regal TourX2021 Mazda Mazda6
Bluetooth®
Standard
Standard

Electrical

Electrical comparison
2020 Buick Regal TourX2021 Mazda Mazda6
Cold Cranking Amps @ 0° F (Primary)
N/A
N/A
Maximum Alternator Capacity (amps)
N/A
100

Brakes

Brakes comparison
2020 Buick Regal TourX2021 Mazda Mazda6
Front Brake Rotor Diam x Thickness
N/A
12 in
Disc - Front (Yes or )
Yes
Yes
Brake ABS System
4-Wheel
4-Wheel
Drum - Rear (Yes or )
N/A
N/A
Brake Type
Pwr
4-Wheel Disc
Brake ABS System (Second Line)
N/A
N/A
Rear Brake Rotor Diam x Thickness
N/A
11 in
Disc - Rear (Yes or )
Yes
Yes

FAQ

Which is more reliable, the 2020 Buick Regal TourX or the 2021 Mazda Mazda6?

The 2020 Buick Regal TourX and the 2021 Mazda Mazda6 are equally reliable according to Cars.com consumers, with a reliability rating of 4.7.

Which is more fuel efficient, the 2020 Buick Regal TourX or the 2021 Mazda Mazda6?

The 2021 Mazda Mazda6 is more fuel efficient than the 2020 Buick Regal TourX with 29 MPG combined versus 24 MPG combined.

Which car is cheaper, the 2020 Buick Regal TourX or the 2021 Mazda Mazda6?

The 2021 Mazda Mazda6 is cheaper than the 2020 Buick Regal TourX with a $24,475 starting MSRP versus a $29,370 starting MSRP.

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