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

Monitors · 38″ · 3840×1600 · LCD

LXZ LX400ZA

F

Uses less electricity than 10% of the 1,482 monitors, 32–42″ on the EU register. At your selected price (European Union) that is €16 a year, €155 over ten years.

Power, SDR
37.6 W
Typical 31 W
Running cost
€16 / year
4 h a day

Uses more than most comparable models: 90 % of them need less. Boifun BFN-161, the most efficient alternative on sale, saves about €13 a year. Class F is the most common class in this group (51% of models). On-mode power in SDR is 37.6 W; the typical screen of this size draws 31.5 W. Of 8 LXZ models in this group, it ranks last.

Where it stands

Rank 1,318 of 1,482 monitors, 32–42″ by yearly consumption. 1,317 use less.

Median 46 This model · 55 5 135 kWh ← uses less · uses more →

Next to it in the ranking

  1. F Dutzo G40-IP120QL 55 kWh same
  2. F Gawfolk GF400B 55 kWh same
  3. F LXZ LX400ZA 55 kWh
  4. F Gawfolk GF400A 55 kWh same
  5. G LG 32UK550 55 kWh same
See the full ranking

What it will cost you

Period LX400ZA BFN-161 Difference
1 year €16 €3 −€13
5 years €78 €14 −€64
10 years €155 €28 −€128
15 years €233 €42 −€192

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

Cost by viewing time

Use kWh / yr € / yr
2 hours a day 27 €8
4 hours a day 55 €16
8 hours a day 110 €31

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 LXZ LX400ZA (this model)
38″37.6 55 — —
38″6.7 10 €13 €128
39″15.7 23 €9 €91
37″23.7 35 €6 €57
38″25.9 38 €5 €48
37″28.5 42 €4 €38

Label and product sheet

Energy class SDR / HDR
F / –
On-mode power SDR
37.6 W
Standby / networked standby
0.2 W
Screen diagonal
38″
Resolution
3840×1600
Panel
LCD
Refresh rate
144 Hz
Software updates (minimum)
1 years
Guarantee (supplier)
1 years
Spare parts (minimum)
1 years

Model numbers and history

Registered by LXZ under one model number.

LX400ZA

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

Questions

How much does the LXZ LX400ZA cost to run?

At 4 hours a day it uses about 55 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €16 a year, or €155 over ten years.