EnergyLabelEU
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Costs for 0.283 €/kWh · Eurostat 2026 H1

Monitors · 34″ · 3440×1440 · OLED

Asus XG34WCDMTG

G

Uses less electricity than 27% of the 1,482 monitors, 32–42″ on the EU register. At your selected price (European Union) that is €13 a year, €135 over ten years.

Power, SDR
32.5 W
Typical 31 W
Running cost
€13 / year
4 h a day
Power, HDR
50.0 W
1.5× 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 50.0 W, 1.5 times its SDR power. Asus has 60 models in this group; this one is number 41 among them.

Where it stands

Rank 1,069 of 1,482 monitors, 32–42″ by yearly consumption. 1,068 use less.

Median 46 This model · 48 5 135 kWh ← uses less · uses more →

Next to it in the ranking

  1. G LG 32U889SB 48 kWh same
  2. F Barco MDAC-8732 MDY 48 kWh same
  3. G Asus XG34WCDMTG 48 kWh
  4. F Lenovo Legion Pro 32UD-10(G25315UY0) 48 kWh same
  5. G BenQ PD3226GA 48 kWh same
See the full ranking

What it will cost you

Period XG34WCDMTG LX34 ZA Difference
1 year €13 €2 −€11
5 years €67 €12 −€56
10 years €135 €24 −€111
15 years €202 €35 −€167

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 32.5 W
HDR 50.0 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 95 €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 Asus XG34WCDMTG (this model)
34″32.5 48 — —
34″5.7 8 €11 €111
34″5.7 8 €11 €111
34″8.0 12 €10 €101
34″15.9 23 €7 €69
34″20.0 29 €5 €52

Label and product sheet

Energy class SDR / HDR
G / G
On-mode power SDR
32.5 W
On-mode power HDR
50.0 W
Standby / networked standby
0.5 W
Screen diagonal
34″
Resolution
3440×1440
Panel
OLED
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.

XG34WCDMTG

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

Questions

How much does the Asus XG34WCDMTG cost to run?

At 4 hours a day it uses about 48 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 €135 over ten years.

Does HDR use more electricity?

Yes. In HDR mode this screen draws 50.0 W instead of 32.5 W, 1.5 times as much. The yearly cost on this page uses SDR, as the label does.