EnergyLabelEU
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Costs for 0.283 €/kWh · Eurostat 2026 H1

Monitors · 34″ · 3440×1440 · LED LCD

Acer X34 S

F

Uses less electricity than 77% of the 1,482 monitors, 32–42″ on the EU register. At your selected price (European Union) that is €11 a year, €113 over ten years.

Power, SDR
27.4 W
Typical 31 W
Running cost
€11 / year
4 h a day
Power, HDR
51.5 W
1.9× SDR

In the most efficient quarter of its group: 13 % below the typical 46 kWh. Class F is the most common class in this group (51% of models). In HDR it draws 51.5 W, 1.9 times its SDR power. Acer has 122 models in this group; this one is number 31 among them. On the register since 2021 and still on sale.

Where it stands

Rank 330 of 1,482 monitors, 32–42″ by yearly consumption. 329 use less.

Median 46 This model · 40 5 135 kWh ← uses less · uses more →

Next to it in the ranking

  1. E Eizo ColorEdge CS3200X 40 kWh −€0.03
  2. F iiyama TF3215MC-B2AG 40 kWh same
  3. F Acer X34 S 40 kWh
  4. E Z Z-Edge UG32-3 40 kWh +€0.06
  5. E Z Z-Edge UG32-4 40 kWh +€0.06
See the full ranking

What it will cost you

Period X34 S LX34 ZA Difference
1 year €11 €2 −€9
5 years €57 €12 −€45
10 years €113 €24 −€90
15 years €170 €35 −€135

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 27.4 W
HDR 51.5 W
Group median, SDR 31.5 W

Cost by viewing time

Use kWh / yr € / yr
2 hours a day 20 €6
4 hours a day 40 €11
8 hours a day 80 €23

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
F Acer X34 S (this model)
34″27.4 40 — —
34″5.7 8 €9 €90
34″5.7 8 €9 €90
34″8.0 12 €8 €80
34″15.9 23 €5 €48
34″20.0 29 €3 €31

Label and product sheet

Energy class SDR / HDR
F / G
On-mode power SDR
27.4 W
On-mode power HDR
51.5 W
Standby / networked standby
0.4 W
Screen diagonal
34″
Resolution
3440×1440
Panel
LED LCD
Refresh rate
100 Hz
Software updates (minimum)
8 years
Guarantee (supplier)
2 years
Spare parts (minimum)
7 years

Model numbers and history

Registered by Acer under one model number.

X34 S

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

Questions

How much does the Acer X34 S cost to run?

At 4 hours a day it uses about 40 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 €113 over ten years.

Does HDR use more electricity?

Yes. In HDR mode this screen draws 51.5 W instead of 27.4 W, 1.9 times as much. The yearly cost on this page uses SDR, as the label does.