EnergyLabelEU
EN
Costs for 0.283 €/kWh · Eurostat 2026 H1

Monitors · 34″ · 3440×1440 · LED LCD

LG 34WR50QK

E

Uses less electricity than 90% of the 1,482 monitors, 32–42″ on the EU register. At your selected price (European Union) that is €11 a year, €106 over ten years.

Power, SDR
25.7 W
Typical 31 W
Running cost
€11 / year
4 h a day
Power, HDR
42.9 W
1.7× SDR

In the most efficient quarter of its group: 18 % below the typical 46 kWh. Only 4% of comparable models have a better class than E. In HDR it draws 42.9 W, 1.7 times its SDR power. LG has 244 models in this group; this one is number 20 among them.

Where it stands

Rank 145 of 1,482 monitors, 32–42″ by yearly consumption. 144 use less.

Median 46 This model · 38 5 135 kWh ← uses less · uses more →

Next to it in the ranking

  1. E LG 34U62TB 37 kWh −€0.03
  2. E LG 32U720A 37 kWh −€0.03
  3. E LG 34WR50QK 38 kWh
  4. E LXZ LX32ZD 38 kWh +€0.06
  5. E Gawfolk GF320E 38 kWh +€0.06
See the full ranking

What it will cost you

Period 34WR50QK LX34 ZA Difference
1 year €11 €2 −€8
5 years €53 €12 −€41
10 years €106 €24 −€83
15 years €159 €35 −€124

Is the more efficient model worth its price?

Years of use

Enter both purchase prices to see the total cost of ownership.

Power in SDR and HDR

SDR 25.7 W
HDR 42.9 W
Group median, SDR 31.5 W

Cost by viewing time

Use kWh / yr € / yr
2 hours a day 19 €5
4 hours a day 38 €11
8 hours a day 75 €21

Same size, lower running cost

On sale, at least 10% less energy, same size group

Model SizeSDR W kWh / yr Saves / year in 10 years
E LG 34WR50QK (this model)
34″25.7 38 — —
A LXZ LX34 ZA compare
34″5.7 8 €8 €83
A LXZ LX34ZA compare
34″5.7 8 €8 €83
C Hgfrtee B340QQU16 compare
34″8.0 12 €7 €73
C Eizo FlexScan EV3451X compare
34″15.9 23 €4 €40
D AOC CU34E4CW compare
34″20.0 29 €2 €24

Label and product sheet

Energy class SDR / HDR
E / G
On-mode power SDR
25.7 W
On-mode power HDR
42.9 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)
1 years
Spare parts (minimum)
8 years

Model numbers and history

Registered by LG under one model number.

34WR50QK

  1. First published in the EU register (EPREL)
  2. Placed on the EU market

Questions

How much does the LG 34WR50QK cost to run?

At 4 hours a day it uses about 38 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €11 a year, or €106 over ten years.

Does HDR use more electricity?

Yes. In HDR mode this screen draws 42.9 W instead of 25.7 W, 1.7 times as much. The yearly cost on this page uses SDR, as the label does.