Sony K-77XR8A
Uses less electricity than 45% of the 5,642 TVs, 65″ and over on the EU register. At your selected price (European Union) that is €44 a year, €442 over ten years.
- Power, SDR
- 107.0 W
- Typical 107 W
- Running cost
- €44 / year
- 4 h a day
- Power, HDR
- 142.0 W
- 1.3× SDR
Right at the typical consumption of its group, 156 kWh a year. Class E is the most common class in this group (32% of models). In HDR it draws 142.0 W, 1.3 times its SDR power. Sony has 80 models in this group; this one is number 57 among them. Sony sells the same label values under other model names: K-77XR80, K-77XR83, K-77XR84.
Where it stands
Rank 2,804 of 5,642 TVs, 65″ and over by yearly consumption. 2,803 use less.
Next to it in the ranking
- Sony K-77XR83 156 kWh same
- Sony K-77XR84 156 kWh same
- Sony K-77XR8A 156 kWh
- TCL 75C9KX1 156 kWh same
- TCL 75C9KX3 156 kWh same
What it will cost you
| Period | K-77XR8A | OLED77C61LA | Difference |
|---|---|---|---|
| 1 year | €44 | €36 | −€8 |
| 5 years | €221 | €181 | −€41 |
| 10 years | €442 | €361 | −€81 |
| 15 years | €664 | €542 | −€122 |
Is the more efficient model worth its price?
Enter both purchase prices to see the total cost of ownership.
Power in SDR and HDR
Cost by viewing time
| Use | kWh / yr | € / yr |
|---|---|---|
| 2 hours a day | 78 | €22 |
| 4 hours a day | 156 | €44 |
| 8 hours a day | 312 | €88 |
Same size, lower running cost
On sale, at least 10% less energy, same size group
| Model | kWh / yr | Saves / year |
|---|---|---|
| Sony K-77XR8A (this model) | 156 | — |
| 128 | €8 | |
| 128 | €8 | |
| 128 | €8 | |
| 128 | €8 | |
| 128 | €8 |
Label and product sheet
- Energy class SDR / HDR
- E / G
- On-mode power SDR
- 107.0 W
- On-mode power HDR
- 142.0 W
- Standby / networked standby
- 0.5 W / 2.0 W
- Screen diagonal
- 77″
- Resolution
- 3840×2160
- Panel
- OLED
- Refresh rate
- 120 Hz
- Software updates (minimum)
- 8 years
- Guarantee (supplier)
- 2 years
- Spare parts (minimum)
- 7 years
Model numbers and history
Registered by Sony under one model number.
K-77XR8A
- First published in the EU register (EPREL)
- Placed on the EU market
Questions
How much does the Sony K-77XR8A cost to run?
At 4 hours a day it uses about 156 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €44 a year, or €442 over ten years.
Does HDR use more electricity?
Yes. In HDR mode this screen draws 142.0 W instead of 107.0 W, 1.3 times as much. The yearly cost on this page uses SDR, as the label does.