Compare models
4 TVs side by side.
- Electricity at €0.2896 per kWh (household price with taxes, Eurostat 2025-S2).
- 210 g CO₂e per kWh generated in 2023 (European Environment Agency). Counts use only, not manufacturing.
Electricity prices in all EU countries
Yearly running cost
Bars in proportion to the energy each model uses.
- Panasonic TX-49LXF977 €28.75
- LG 49UN73903LE €26.17
- LG 49UN711C0ZB €26.64
- SmartTech LE-50VA1 €22.41
| Model | Panasonic TX-49LXF977 | LG 49UN73903LE | LG 49UN711C0ZB | SmartTech LE-50VA1 |
|---|---|---|---|---|
| Running cost | ||||
| Running cost (per year) | €28.75 | €26.17 | €26.64 | €22.41 |
| over 10 years | €288 +€63 over 10 years | €262 +€38 over 10 years | €266 +€42 over 10 years | €224 |
| kWh per year | 99.3 | 90.4 | 92 | 77.4 |
| kg CO₂e per year from electricity use | 21 | 19 | 19 | 16 |
| Specifications | ||||
| Brand | Panasonic | LG | LG | SmartTech |
| Model | TX-49LXF977 | 49UN73903LE | 49UN711C0ZB | LE-50VA1 |
| Energy class | G | F | F | E |
| Screen size | 49″ (123 cm) | 49″ (123.2 cm) | 49″ (123.2 cm) | 49″ (125.7 cm) |
| Power in on mode (SDR) | 68 W | 61.9 W | 63 W | 53 W |
| Energy class (HDR) | G | G | G | E |
| Power in on mode (HDR) | 113 W | 91 W | 91 W | 54 W |
| Standby | 0.5 W | 0.5 W | 0.5 W | 0.5 W |
| Networked standby | 1 W | 2 W | 2 W | – |
| Off mode | 0.3 W | – | – | – |
| Resolution | 3840 × 2160 | 3840 × 2160 | 3840 × 2160 | 3840 × 2160 |
| Aspect ratio | 16:9 | 16:9 | 16:9 | 16:9 |
| Panel | LCD | LED LCD | LED LCD | LED LCD |
| Refresh rate | 100 Hz | 60 Hz | 60 Hz | 60 Hz |
| Power supply | Internal | Internal | Internal | Internal |
| Guaranteed support | 7 years | 8 years | 8 years | – |
| Software updates | 8 years | 8 years | 8 years | – |
| Spare parts available | 7 years | 8 years | 8 years | – |
| On the market since | July 27, 2022 | January 1, 2020 | January 1, 2020 | July 26, 2023 |
| EPREL registration number | 1106063 | 371780 | 371723 | 1663647 |
Rows where the models differ are highlighted.