EnergyLabelEU
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Costs for 0.283 €/kWh · Eurostat 2026 H1

Monitors · 34″ · 3440×1440 · LED LCD

LG 34WQ73A

G

Uses less electricity than 28% of the 1,482 monitors, 32–42″ on the EU register. At your selected price (European Union) that is €13 a year, €134 over ten years.

Power, SDR
32.3 W
Typical 31 W
Running cost
€13 / year
4 h a day
Power, HDR
51.4 W
1.6× SDR

Near the middle of its group: 3 % above the typical 46 kWh. 73% of comparable models reach a better class than G; the most common is F. In HDR it draws 51.4 W, 1.6 times its SDR power. LG has 244 models in this group; this one is number 129 among them.

Where it stands

Rank 1,043 of 1,482 monitors, 32–42″ by yearly consumption. 1,042 use less.

Median 46 This model · 47 5 135 kWh ← uses less · uses more →

Next to it in the ranking

  1. F Planar PZN3815Q 47 kWh same
  2. G LG 34BQ77QE 47 kWh same
  3. G LG 34WQ73A 47 kWh
  4. G LG 34BQ77QB 47 kWh same
  5. G LG 34WQ75X 47 kWh same
See the full ranking

What it will cost you

Period 34WQ73A LX34 ZA Difference
1 year €13 €2 −€11
5 years €67 €12 −€55
10 years €134 €24 −€110
15 years €201 €35 −€165

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 32.3 W
HDR 51.4 W
Group median, SDR 31.5 W

Cost by viewing time

Use kWh / yr € / yr
2 hours a day 24 €7
4 hours a day 47 €13
8 hours a day 94 €27

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
G LG 34WQ73A (this model)
34″32.3 47 — —
34″5.7 8 €11 €110
34″5.7 8 €11 €110
34″8.0 12 €10 €101
34″15.9 23 €7 €68
34″20.0 29 €5 €51

Label and product sheet

Energy class SDR / HDR
G / G
On-mode power SDR
32.3 W
On-mode power HDR
51.4 W
Standby / networked standby
0.5 W / 0.0 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.

34WQ73A

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

Questions

How much does the LG 34WQ73A cost to run?

At 4 hours a day it uses about 47 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €13 a year, or €134 over ten years.

Does HDR use more electricity?

Yes. In HDR mode this screen draws 51.4 W instead of 32.3 W, 1.6 times as much. The yearly cost on this page uses SDR, as the label does.