The Powertrain of the Toyota Vios are as follow:
| Variants | 2019 Toyota Vios 1.5G | 2019 Toyota Vios 1.5E | 2019 Toyota Vios 1.5J |
| Capacity (L) | 1.5L | 1.5L | 1.5L |
| Aspiration Form | Naturally-aspirated | Naturally-aspirated | Naturally-aspirated |
| Cylinder Arrangement | Inline | Inline | Inline |
| Number of Cylinders | 4 | 4 | 4 |
| Compression Ratio | 10:1 | 10:1 | 10:1 |
| Valvetrain | DOHC | DOHC | DOHC |
| Timing Type | Chain | Chain | Chain |
| Horsepower (PS) | 107 | 107 | 107 |
| Rpm at Max Hp | 6000 | 6000 | 6000 |
| Torque(Nm) | 140 | 140 | 140 |
| Rpm at Max torque | 4200 | 4200 | 4200 |
| Top Speed (km/h) | 170 | 170 | 170 |
| Fuel | Petrol | Petrol | Petrol |
