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

Monitors · 34″ · 3440×1440 · LED LCD

LG 34WL75C

G

Uses less electricity than 5% of the 1,482 monitors, 32–42″ on the EU register. At your selected price (European Union) that is €17 a year, €165 over ten years.

Power, SDR
39.9 W
Typical 31 W
Running cost
€17 / year
4 h a day
Power, HDR
56.8 W
1.4× SDR

Uses more than most comparable models: 95 % of them need less. LXZ LX34 ZA, the most efficient alternative on sale, saves about €14 a year. 73% of comparable models reach a better class than G; the most common is F. In HDR it draws 56.8 W, 1.4 times its SDR power. LG has 244 models in this group; this one is number 230 among them. On the register since 2021 and still on sale.

Where it stands

Rank 1,404 of 1,482 monitors, 32–42″ by yearly consumption. 1,403 use less.

Median 46 This model · 58 5 135 kWh ← uses less · uses more →

Next to it in the ranking

  1. G LG 38WP85C 58 kWh same
  2. G iiyama XB3288UHSU-B1 58 kWh same
  3. G LG 34WL75C 58 kWh
  4. F Armaggeddon PXP 40-UXN 58 kWh +€0.03
  5. C Hgfrtee B270BZQ24 58 kWh +€0.03
See the full ranking

What it will cost you

Period 34WL75C LX34 ZA Difference
1 year €17 €2 −€14
5 years €83 €12 −€71
10 years €165 €24 −€142
15 years €248 €35 −€212

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 39.9 W
HDR 56.8 W
Group median, SDR 31.5 W

Cost by viewing time

Use kWh / yr € / yr
2 hours a day 29 €8
4 hours a day 58 €16
8 hours a day 117 €33

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 34WL75C (this model)
34″39.9 58 — —
34″5.7 8 €14 €142
34″5.7 8 €14 €142
34″8.0 12 €13 €132
34″15.9 23 €10 €99
34″20.0 29 €8 €82

Label and product sheet

Energy class SDR / HDR
G / G
On-mode power SDR
39.9 W
On-mode power HDR
56.8 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.

34WL75C

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

Questions

How much does the LG 34WL75C cost to run?

At 4 hours a day it uses about 58 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €17 a year, or €165 over ten years.

Does HDR use more electricity?

Yes. In HDR mode this screen draws 56.8 W instead of 39.9 W, 1.4 times as much. The yearly cost on this page uses SDR, as the label does.