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

Monitors · 34″ · 3440×1440 · LED LCD

Acer CB343CUR J0

E

Uses less electricity than 83% of the 1,482 monitors, 32–42″ on the EU register. At your selected price (European Union) that is €11 a year, €109 over ten years.

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

In the most efficient quarter of its group: 16 % below the typical 46 kWh. Only 4% of comparable models have a better class than E. In HDR it draws 50.0 W, 1.9 times its SDR power. Acer has 122 models in this group; this one is number 21 among them.

Where it stands

Rank 237 of 1,482 monitors, 32–42″ by yearly consumption. 236 use less.

Median 46 This model · 39 5 135 kWh ← uses less · uses more →

Next to it in the ranking

  1. E WORTMANN/Terra LCD/LED 3285W HA 38 kWh −€0.03
  2. E Acer ED322Q P 38 kWh −€0.03
  3. E Acer CB343CUR J0 39 kWh
  4. E Samsung S32FG502EU 39 kWh same
  5. E Samsung S32FG506EU 39 kWh same
See the full ranking

What it will cost you

Period CB343CUR J0 LX34 ZA Difference
1 year €11 €2 −€9
5 years €55 €12 −€43
10 years €109 €24 −€86
15 years €164 €35 −€128

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 26.4 W
HDR 50.0 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 39 €11
8 hours a day 77 €22

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 Acer CB343CUR J0 (this model)
34″26.4 39 — —
A LXZ LX34 ZA compare
34″5.7 8 €9 €86
A LXZ LX34ZA compare
34″5.7 8 €9 €86
C Hgfrtee B340QQU16 compare
34″8.0 12 €8 €76
C Eizo FlexScan EV3451X compare
34″15.9 23 €4 €43
D AOC CU34E4CW compare
34″20.0 29 €3 €26

Label and product sheet

Energy class SDR / HDR
E / G
On-mode power SDR
26.4 W
On-mode power HDR
50.0 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)
2 years
Spare parts (minimum)
7 years

Model numbers and history

Registered by Acer under one model number.

CB343CUR J0

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

Questions

How much does the Acer CB343CUR J0 cost to run?

At 4 hours a day it uses about 39 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 €109 over ten years.

Does HDR use more electricity?

Yes. In HDR mode this screen draws 50.0 W instead of 26.4 W, 1.9 times as much. The yearly cost on this page uses SDR, as the label does.