Kia K4 vs Mazda 3
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2026 Mazda 3
Overview
| Spec | Kia K4LX | Mazda 32.5 S |
|---|---|---|
| Selected trim | LX | 2.5 S |
| 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 | 2027 | 2026 |
Pricing & market
| Spec | Kia K4LX | Mazda 32.5 S |
|---|---|---|
| MSRP | $22,390 (best) | $24,650 |
| Lowest listing price | $20,876 (best) | — |
| Median listing price | $22,037 (best) | — |
| Highest listing price | $22,480 (best) | — |
| For sale now | 4 (best) | 0 |
Fuel economy & range
| Spec | Kia K4LX | Mazda 32.5 S |
|---|---|---|
| Combined MPG | 33 MPG (best) | 30 MPG |
| City MPG | 29 MPG (best) | 27 MPG |
| Highway MPG | 39 MPG (best) | 36 MPG |
| Fuel tank | 12 gal | 13.2 gal (best) |
Performance
| Spec | Kia K4LX | Mazda 32.5 S |
|---|---|---|
| Horsepower | 147 hp | 186 hp (best) |
| Torque | 132 lb-ft | 186 lb-ft (best) |
| Engine size | 2 L | 2.5 L (best) |
| Cylinders | I4 | I4 |
Size & capability
| Spec | Kia K4LX | Mazda 32.5 S |
|---|---|---|
| Seating | 5 seats | 5 seats |
| Doors | 4 | 4 |
| Cargo volume | — | 13.2 cu ft (best) |
| Curb weight | 2,956 lbs (best) | 3,111 lbs |
| Ground clearance | 5 in | 5.5 in (best) |
| Wheelbase | 107 in | 107.3 in (best) |
| Length | 185 in (best) | 183.5 in |
| Width | 73 in (best) | 70.7 in |
| Height | 56 in | 56.9 in (best) |
Safety & recalls
| Spec | Kia K4LX | Mazda 32.5 S |
|---|---|---|
| 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 | Kia K4 | Mazda 3 |
|---|---|---|
| 1 | LX $22,390 MSRP(Currently comparing) | 2.5 S $24,650 MSRP(Currently comparing) |
| 2 | LXS $23,590 MSRP | 2.5 S $25,550 MSRP |
| 3 | EX $24,590 MSRP | 2.5 S Select Sport $25,540 MSRP |
| 4 | EX $25,090 MSRP | 2.5 S Select Sport $26,740 MSRP |
| 5 | GT-Line $25,590 MSRP | 2.5 S Preferred $27,290 MSRP |
| 6 | GT-Line $26,090 MSRP | 2.5 S Preferred $28,440 MSRP |
| 7 | GT-Line Turbo $28,490 MSRP | 2.5 S Carbon Edition $29,815 MSRP |
| 8 | GT-Line Turbo $28,990 MSRP | 2.5 S Carbon Edition $30,765 MSRP |
| 9 | — | 2.5 S Premium $31,450 MSRP |
| 10 | — | 2.5 Turbo Premium Plus $36,940 MSRP |
| 11 | — | 2.5 Turbo Premium Plus $37,890 MSRP |
Live inventory
Kia K44 for sale
See all
Kia K4 vs Mazda 3 FAQ
- Which is better: 2027 Kia K4 or 2026 Mazda 3?
- It depends on priorities. OpenDealer compares 2027 Kia K4 vs 2026 Mazda 3 on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
- Which costs less: 2027 Kia K4 or 2026 Mazda 3?
- Based on starting MSRP, the 2027 Kia K4 starts lower at $22,390. Live Kia K4 listings start at $20,876.
- Which has better startingMsrp: 2027 Kia K4 or 2026 Mazda 3?
- The 2027 Kia K4 leads on startingMsrp in this comparison (22,390).
- Which has better combinedMpg: 2027 Kia K4 or 2026 Mazda 3?
- The 2027 Kia K4 leads on combinedMpg in this comparison (33).
- Which has better horsepower: 2027 Kia K4 or 2026 Mazda 3?
- The 2026 Mazda 3 leads on horsepower in this comparison (227).