Mazda 6 / Atenza Sedan (2018 – 2019) vs Kia Optima / Magentis (2018 – 2020): specs compared
The Mazda 6 / Atenza Sedan is the more powerful of the two, with up to 250 hp against 245 hp. It uses less fuel, from 4.4 L/100 km against 7.6 L/100 km. The Kia Optima / Magentis is the lighter car, from 1,490 kg against 1,615 kg.
| Specification |
Mazda
6 / Atenza Sedan
2018 – 2019
|
Kia
Optima / Magentis
2018 – 2020
|
|---|---|---|
| Overview | ||
| Origin | Japan | South Korea |
| Documented years | 2018 – 2019 | 2018 – 2020 |
| Body style | Sedan | — |
| Variants | 10 | 3 |
| Fuel | Petrol, Diesel | Petrol |
| Drive | FWD | AWD |
| Gearbox | Automatic · Manual | Automatic |
| Performance | ||
| Power | 145 – 250 hp | 178 – 245 hp |
| Torque | 213 – 445 Nm | 241 – 353 Nm |
| 0–100 km/h | 8.1 – 10.5 s | — |
| Top speed | 208 – 227 km/h | — |
| Economy | ||
| Fuel economy | 4.4 – 9.0 L/100 km | 7.6 – 9.8 L/100 km |
| Dimensions | ||
| Length | 4,895 mm | 4,854 mm |
| Width | 1,839 mm | 1,859 mm |
| Height | 1,450 mm | 1,466 mm |
| Wheelbase | 2,830 mm | 2,804 mm |
| Curb weight | 1,615 kg | 1,490 – 1,614 kg |
Ranges cover all variants of each car. The highlight marks the best version per row.

