Asus BE34WCGNK
Uses less electricity than 97% of the 1,482 monitors, 32–42″ on the EU register. At your selected price (European Union) that is €8 a year, €83 over ten years.
- Power, SDR
- 20.0 W
- Typical 31 W
- Running cost
- €8 / year
- 4 h a day
- Power, HDR
- 40.0 W
- 2.0× SDR
Only 26 of 1,482 monitors, 32–42″ do better. Class D is the best class any model in this group reaches, and only 2% of them do. In HDR it draws 40.0 W, 2.0 times its SDR power. Of 60 Asus models in this group, it is the most efficient. Registered in Nov 2026, one of the newer models in its group.
Where it stands
Rank 27 of 1,482 monitors, 32–42″ by yearly consumption. 26 use less.
Next to it in the ranking
- Medion MD 22093 29 kWh same
- Medion MD 22012 29 kWh same
- Asus BE34WCGNK 29 kWh
- Acer CB342CUR J0 30 kWh +€0.28
- Asus PA32UCE 30 kWh +€0.34
What it will cost you
| Period | BE34WCGNK | LX34 ZA | Difference |
|---|---|---|---|
| 1 year | €8 | €2 | −€6 |
| 5 years | €41 | €12 | −€30 |
| 10 years | €83 | €24 | −€59 |
| 15 years | €124 | €35 | −€89 |
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 | 15 | €4 |
| 4 hours a day | 29 | €8 |
| 8 hours a day | 58 | €17 |
Same size, lower running cost
On sale, at least 10% less energy, same size group
| Model | kWh / yr | Saves / year |
|---|---|---|
| Asus BE34WCGNK (this model) | 29 | — |
| 8 | €6 | |
| 8 | €6 | |
| 12 | €5 | |
| 23 | €2 |
Label and product sheet
- Energy class SDR / HDR
- D / G
- On-mode power SDR
- 20.0 W
- On-mode power HDR
- 40.0 W
- Standby / networked standby
- 0.5 W
- Screen diagonal
- 34″
- Resolution
- 3440×1440
- Panel
- LED LCD
- Refresh rate
- 60 Hz
- Software updates (minimum)
- 8 years
- Guarantee (supplier)
- 3 years
- Spare parts (minimum)
- 7 years
Model numbers and history
Registered by Asus under one model number.
BE34WCGNK
- First published in the EU register (EPREL)
- Placed on the EU market
Questions
How much does the Asus BE34WCGNK cost to run?
At 4 hours a day it uses about 29 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €8 a year, or €83 over ten years.
Does HDR use more electricity?
Yes. In HDR mode this screen draws 40.0 W instead of 20.0 W, 2.0 times as much. The yearly cost on this page uses SDR, as the label does.