The Powertrain of the Proton Iriz are as follow:
| Variants | 2019 Proton Iriz 1.3 VVT Executive CVT | 2019 Proton Iriz 1.3 VVT Standard CVT | 2019 Proton Iriz 1.3 VVT Standard MT | 2019 Proton Iriz 1.6 VVT Executive CVT | 2019 Proton Iriz 1.6 VVT Premium CVT |
| Capacity (L) | 1.3L | 1.3L | 1.3L | 1.6L | 1.6L |
| Aspiration Form | Naturally-aspirated | Naturally-aspirated | Naturally-aspirated | Naturally-aspirated | Naturally-aspirated |
| Cylinder Arrangement | Inline | Inline | Inline | Inline | Inline |
| Number of Cylinders | 4 | 4 | 4 | 4 | 4 |
| Compression Ratio | 10:1 | 10:1 | 10:1 | 10:1 | 10:1 |
| Valvetrain | DOHC | DOHC | DOHC | DOHC | DOHC |
| Timing Type | Belt | Belt | Belt | Belt | Belt |
| Horsepower (PS) | 95 | 95 | 95 | 109 | 109 |
| Rpm at Max Hp | 5750 | 5750 | 5750 | 5750 | 5750 |
| Torque(Nm) | 120 | 120 | 120 | 150 | 150 |
| Rpm at Max torque | 4000 | 4000 | 4000 | 4000 | 4000 |
| Top Speed (km/h) | |||||
| Fuel | Petrol | Petrol | Petrol | Petrol | Petrol |
