Honda Civic vs Mazda 6
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2021 Mazda 6
Overview
| Spec | Honda CivicLX | Mazda 6Sport |
|---|---|---|
| Selected trim | LX | Sport |
| Body style | Sedan | Sedan |
| Drivetrain | front wheel drive | front wheel drive |
| Fuel type | regular unleaded | regular unleaded |
| Transmission | continuously variable-speed automatic | 6-speed shiftable automatic |
| Engine type | gas | gas |
| Model year | 2026 | 2021 |
Pricing & market
| Spec | Honda CivicLX | Mazda 6Sport |
|---|---|---|
| MSRP | $24,695 | $24,475 (best) |
| Lowest listing price | $23,822 (best) | — |
| Median listing price | $27,850 (best) | — |
| Highest listing price | $28,907 (best) | — |
| For sale now | 22 (best) | 0 |
Fuel economy & range
| Spec | Honda CivicLX | Mazda 6Sport |
|---|---|---|
| Combined MPG | 36 MPG (best) | 29 MPG |
| City MPG | 32 MPG (best) | 26 MPG |
| Highway MPG | 41 MPG (best) | 35 MPG |
| Fuel tank | 12.4 gal | 16.4 gal (best) |
Performance
| Spec | Honda CivicLX | Mazda 6Sport |
|---|---|---|
| Horsepower | 150 hp | 187 hp (best) |
| Torque | 133 lb-ft | 186 lb-ft (best) |
| Engine size | 2 L | 2.5 L (best) |
| Cylinders | I4 | I4 |
Size & capability
| Spec | Honda CivicLX | Mazda 6Sport |
|---|---|---|
| Seating | 5 seats | 5 seats |
| Doors | 4 | 4 |
| Cargo volume | 14.8 cu ft (best) | 14.7 cu ft |
| Payload | — | 1,036 lbs (best) |
| Curb weight | 2,875 lbs (best) | 3,437 lbs |
| Ground clearance | — | 6.5 in (best) |
| Wheelbase | 107.7 in | 111.4 in (best) |
| Length | 184.8 in | 192.7 in (best) |
| Width | 70.9 in | 72.4 in (best) |
| Height | 55.7 in | 57.1 in (best) |
Safety & recalls
| Spec | Honda CivicLX | Mazda 6Sport |
|---|---|---|
| NHTSA overall | 5 / 5 ★ (best) | — |
| Frontal crash (driver) | 5 / 5 ★ (best) | — |
| Frontal crash (passenger) | 4 / 5 ★ (best) | — |
| Side crash (driver) | 5 / 5 ★ (best) | — |
| Side crash (passenger) | 5 / 5 ★ (best) | — |
| Side pole | 5 / 5 ★ (best) | — |
| Rollover | 5 / 5 ★ (best) | — |
| Open recalls (YMM scope) | None reported | None reported |
Highlighted values indicate the better figure for that spec when a clear winner exists. Specs reflect the selected trim for each vehicle. Drag a vehicle header to reorder columns. MSRP and specifications are manufacturer data; listing prices and inventory come from live dealer listings. Safety ratings are from NHTSA.
Trim overview
All available trims with MSRP. The trim selected above is highlighted; comparison specs use that selection.
| Trim | Honda Civic | Mazda 6 |
|---|---|---|
| 1 | LX $24,695 MSRP(Currently comparing) | Sport $24,475 MSRP(Currently comparing) |
| 2 | Sport $26,695 MSRP | Touring $27,075 MSRP |
| 3 | Sport $27,895 MSRP | Grand Touring $30,175 MSRP |
| 4 | Sport Hybrid $29,395 MSRP | Grand Touring Reserve $32,675 MSRP |
| 5 | Sport Hybrid $30,595 MSRP | Carbon Edition $32,950 MSRP |
| 6 | Si $31,495 MSRP | Signature $35,900 MSRP |
| 7 | Sport Touring Hybrid $32,395 MSRP | — |
| 8 | Sport Touring Hybrid $33,595 MSRP | — |
| 9 | Type R $47,395 MSRP | — |
Live inventory
Honda Civic22 for sale
See all
New2026 Honda Civic
Sport
Meteorite Gray Metallic•Black4 mi$27,022MSRP $27,890Rancho Santa Margarita Honda
Santa Margarita, CA
Used2024 Honda Civic
Touring
Aegean Blue Metallic•Black42,293 mi$26,412Rancho Santa Margarita Honda
Santa Margarita, CA
New2026 Honda Civic
Sport
Crystal Black Pearl•Black4 mi$28,222MSRP $29,090Rancho Santa Margarita Honda
Santa Margarita, CA
Used2024 Honda Civic
EX-L
Meteorite Gray Metallic•Black21,052 mi$25,733Rancho Santa Margarita Honda
Santa Margarita, CA
New2026 Honda Civic
Sport
Platinum White Pearl•Black4 mi$28,300MSRP $29,545Rancho Santa Margarita Honda
Santa Margarita, CA
Used2025 Honda Civic
Sport
Meteorite Gray Metallic•Black19,188 mi$25,110Rancho Santa Margarita Honda
Santa Margarita, CA
Honda Civic vs Mazda 6 FAQ
- Which is better: 2026 Honda Civic or 2021 Mazda 6?
- It depends on priorities. OpenDealer compares 2026 Honda Civic vs 2021 Mazda 6 on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
- Which costs less: 2026 Honda Civic or 2021 Mazda 6?
- Based on starting MSRP, the 2021 Mazda 6 starts lower at $24,475. Live Honda Civic listings start at $23,822.
- Which has better startingMsrp: 2026 Honda Civic or 2021 Mazda 6?
- The 2021 Mazda 6 leads on startingMsrp in this comparison (24,475).
- Which has better combinedMpg: 2026 Honda Civic or 2021 Mazda 6?
- The 2026 Honda Civic leads on combinedMpg in this comparison (49).
- Which has better horsepower: 2026 Honda Civic or 2021 Mazda 6?
- The 2026 Honda Civic leads on horsepower in this comparison (315).
- How do the NHTSA safety ratings compare for 2026 Honda Civic vs 2021 Mazda 6?
- NHTSA overall crash-test ratings in this comparison: Honda Civic (5/5 NHTSA overall).