Mazda Mazda3 vs. Mazda Mazda6
Highlights
| 2026 Mazda Mazda3 | 2021 Mazda Mazda6 | |
|---|---|---|
| Starting MSRP |
$24,650
|
$24,475
|
| Engine Type |
Regular Gasoline I-4
|
Regular Gasoline I-4
|
| MPG |
27 City / 36 Hwy
|
26 City / 35 Hwy
|
| Horsepower |
186 hp
|
187 hp
|
| Drive Type |
Front Wheel Drive
|
Front Wheel Drive
|
| Seating Capacity |
5
|
5
|
| Basic Warranty |
3 yr / 36,000 mi
|
3 yr / 36,000 mi
|
Engine
| 2026 Mazda Mazda3 | 2021 Mazda Mazda6 | |
|---|---|---|
| SAE Net Torque @ RPM |
186 @ 4000
|
186 @ 4000
|
| SAE Net Horsepower @ RPM |
186 @ 6000
|
187 @ 6000
|
| Displacement |
2.5 L/152
|
2.5 L/152
|
| Engine Type |
Regular Gasoline I-4
|
Regular Gasoline I-4
|
| Transmission Options |
|
|
| MPG |
27 City / 36 Hwy
|
26 City / 35 Hwy
|
| Total Cooling System Capacity |
N/A
|
N/A
|
Tires & Wheels
| 2026 Mazda Mazda3 | 2021 Mazda Mazda6 | |
|---|---|---|
| Spare Wheel Material |
Steel
|
Steel
|
| Rear Wheel Material |
Aluminum
|
Aluminum
|
| Front Wheel Material |
Aluminum
|
Aluminum
|
| Spare Wheel Size |
Compact in
|
Compact in
|
| Rear Wheel Size |
16 X 6.5 in
|
17 X 7.5 in
|
| Front Wheel Size |
16 X 6.5 in
|
17 X 7.5 in
|
| Spare Tire Size |
Compact
|
Compact
|
| Rear Tire Size |
P205/60HR16
|
P225/55VR17
|
| Front Tire Size |
P205/60HR16
|
P225/55VR17
|
Suspension
| 2026 Mazda Mazda3 | 2021 Mazda Mazda6 | |
|---|---|---|
| Suspension Type - Rear (Cont.) |
Torsion Beam
|
Multi-Link
|
| Suspension Type - Front (Cont.) |
Strut
|
Strut
|
| Suspension Type - Rear |
Torsion Beam
|
Multi-Link
|
| Suspension Type - Front |
Strut
|
Strut
|
Steering
| 2026 Mazda Mazda3 | 2021 Mazda Mazda6 | |
|---|---|---|
| Turning Diameter - Wall to Wall |
N/A
|
N/A
|
| Turning Diameter - Curb to Curb |
35 ft
|
37 ft
|
| Lock to Lock Turns (Steering) |
N/A
|
N/A
|
| Steering Ratio (:1), Overall |
N/A
|
N/A
|
| Steering Type |
Rack-Pinion
|
Rack-Pinion
|
Measurements
| 2026 Mazda Mazda3 | 2021 Mazda Mazda6 | |
|---|---|---|
| Trunk Volume |
13 ft³
|
15 ft³
|
| Liftover Height |
N/A
|
N/A
|
| Min Ground Clearance |
6 in
|
7 in
|
| Track Width, Rear |
62 in
|
62 in
|
| Track Width, Front |
62 in
|
62 in
|
| Height, Overall |
57 in
|
57 in
|
| Width, Max w/o mirrors |
71 in
|
72 in
|
| Length, Overall |
184 in
|
193 in
|
| Wheelbase |
107 in
|
111 in
|
| Second Hip Room |
51 in
|
54 in
|
| Second Shoulder Room |
54 in
|
55 in
|
| Second Leg Room |
35 in
|
39 in
|
| Second Head Room |
37 in
|
37 in
|
| Front Hip Room |
55 in
|
54 in
|
| Front Shoulder Room |
56 in
|
56 in
|
| Front Leg Room |
42 in
|
42 in
|
| Front Head Room |
38 in
|
38 in
|
| Passenger Volume |
93 ft³
|
100 ft³
|
| Passenger Capacity |
5
|
5
|
Weight & Capacity
| 2026 Mazda Mazda3 | 2021 Mazda Mazda6 | |
|---|---|---|
| Aux Fuel Tank Capacity, Approx |
N/A
|
N/A
|
| Fuel Tank Capacity, Approx |
13 gal
|
16 gal
|
| Wt Distributing Hitch - Max Tongue Wt. |
N/A
|
N/A
|
| Wt Distributing Hitch - Max Trailer Wt. |
N/A
|
N/A
|
| Dead Weight Hitch - Max Tongue Wt. |
N/A
|
N/A
|
| Dead Weight Hitch - Max Trailer Wt. |
N/A
|
N/A
|
| Base Curb Weight |
3,111 lbs
|
3,437 lbs
|
Safety
| 2026 Mazda Mazda3 | 2021 Mazda Mazda6 | |
|---|---|---|
| Lane Departure Warning |
Standard
|
Standard
|
| Blind Spot Monitor |
Standard
|
Standard
|
| Rear Cross Traffic Alert |
Standard
|
Standard
|
| Stability Control |
Standard
|
Standard
|
| Backup Camera |
Standard
|
Standard
|
Entertainment
| 2026 Mazda Mazda3 | 2021 Mazda Mazda6 | |
|---|---|---|
| Bluetooth® |
Standard
|
Standard
|
Electrical
| 2026 Mazda Mazda3 | 2021 Mazda Mazda6 | |
|---|---|---|
| Maximum Alternator Capacity (amps) |
100
|
100
|
| Cold Cranking Amps @ 0° F (Primary) |
N/A
|
N/A
|
Brakes
| 2026 Mazda Mazda3 | 2021 Mazda Mazda6 | |
|---|---|---|
| Drum - Rear (Yes or ) |
N/A
|
N/A
|
| Rear Brake Rotor Diam x Thickness |
10 in
|
11 in
|
| Front Brake Rotor Diam x Thickness |
11 in
|
12 in
|
| Disc - Rear (Yes or ) |
Yes
|
Yes
|
| Disc - Front (Yes or ) |
Yes
|
Yes
|
| Brake ABS System (Second Line) |
N/A
|
N/A
|
| Brake ABS System |
4-Wheel
|
4-Wheel
|
| Brake Type |
4-Wheel Disc
|
4-Wheel Disc
|
FAQ
Which is more reliable, the 2026 Mazda Mazda3 or the 2021 Mazda Mazda6?
The 2026 Mazda Mazda3 is more reliable than the 2021 Mazda Mazda6 according to Cars.com consumers, with a reliability rating of 5.0 for the 2026 Mazda3 versus a reliability rating of 4.7 for the 2021 Mazda6.
Which is more fuel efficient, the 2026 Mazda Mazda3 or the 2021 Mazda Mazda6?
The 2026 Mazda Mazda3 is more fuel efficient than the 2021 Mazda Mazda6 with 30 MPG combined versus 29 MPG combined.
Which car is cheaper, the 2026 Mazda Mazda3 or the 2021 Mazda Mazda6?
The 2021 Mazda Mazda6 is cheaper than the 2026 Mazda Mazda3 with a $24,475 starting MSRP versus a $24,650 starting MSRP.
Which has a better safety rating, the 2026 Mazda Mazda3 or the 2021 Mazda Mazda6?
The 2026 Mazda Mazda3 and the 2021 Mazda Mazda6 both have a 5/5 safety rating according to the NHTSA.
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