Kia Sonet fuel tank capacity is 45 litres.
| Variant Name | Ex-Showroom Price, India | Fuel Type | Fuel Tank Capacity(L) |
|---|
| HTE Petrol 1.2L 5 Speed Manual | ₹ 7.41 Lakh | Petrol | 45 litres |
| HTE (O) Petrol 1.2L 5 Speed Manual | ₹ 7.84 Lakh | Petrol | 45 litres |
| HTK (O) Petrol 1.2L 5 Speed Manual | ₹ 8.85 Lakh | Petrol | 45 litres |
| HTE (O) Diesel 1.5L Turbo 6 Speed Manual | ₹ 9.20 Lakh | Diesel | 45 litres |
| HTK Plus Petrol 1.2L 5 Speed Manual | ₹ 9.24 Lakh | Petrol | 45 litres |
| HTK (O) Petrol 1.0L Turbo Clutchless Manual (IMT) | ₹ 9.25 Lakh | Petrol | 45 litres |
| HTK Plus (O) Petrol 1.2L 5 Speed Manual | ₹ 9.72 Lakh | Petrol | 45 litres |
| HTK (O) Diesel 1.5L Turbo 6 Speed Manual | ₹ 10.00 Lakh | Diesel | 45 litres |
| HTK (O) Petrol 1.0L Turbo Automatic (DCT) | ₹ 10.00 Lakh | Petrol | 45 litres |
| HTE (O) Diesel 1.5L Turbo Automatic (TC) | ₹ 10.00 Lakh | Diesel | 45 litres |
| HTK Plus (O) Petrol 1.0L Turbo Clutchless Manual (IMT) | ₹ 10.20 Lakh | Petrol | 45 litres |
| HTK Plus Diesel 1.5L Turbo 6 Speed Manual | ₹ 10.56 Lakh | Diesel | 45 litres |
| HTK (O) Diesel 1.5L Turbo Automatic (TC) | ₹ 11.00 Lakh | Diesel | 45 litres |
| HTK Plus (O) Petrol 1.0L Turbo Automatic (DCT) | ₹ 11.00 Lakh | Petrol | 45 litres |
| HTK Plus (O) Diesel 1.5L Turbo 6 Speed Manual | ₹ 11.06 Lakh | Diesel | 45 litres |
| HTK Plus Diesel 1.5L Turbo Automatic (TC) | ₹ 11.36 Lakh | Diesel | 45 litres |
| HTX Diesel 1.5L Turbo 6 Speed Manual | ₹ 11.51 Lakh | Diesel | 45 litres |
| HTX Petrol 1.0L Turbo Automatic (DCT) | ₹ 11.75 Lakh | Petrol | 45 litres |
| HTK Plus (O) Diesel 1.5L Turbo Automatic (TC) | ₹ 11.86 Lakh | Diesel | 45 litres |
| HTX Diesel 1.5L Turbo Automatic (TC) | ₹ 12.30 Lakh | Diesel | 45 litres |
| GTX Plus Petrol 1.0L Turbo Automatic (DCT) | ₹ 13.76 Lakh | Petrol | 45 litres |
| X Line Petrol 1.0L Turbo Automatic (DCT) | ₹ 13.80 Lakh | Petrol | 45 litres |
| GTX Plus Petrol 1.0L Turbo Automatic (DCT) Dual Tone | ₹ 13.86 Lakh | Petrol | 45 litres |
| GTX Plus Diesel 1.5L Turbo Automatic (TC) | ₹ 14.37 Lakh | Diesel | 45 litres |
| GTX Plus Diesel 1.5L Turbo Automatic (TC) Dual Tone | ₹ 14.47 Lakh | Diesel | 45 litres |