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

Monitors · 34″ · 3440×1440 · LED LCD

Japannext JN-VA34UQHDC-HSC6

E

Uses less electricity than 91% of the 1,482 monitors, 32–42″ on the EU register. At your selected price (European Union) that is €10 a year, €103 over ten years.

Power, SDR
25.0 W
Typical 31 W
Running cost
€10 / year
4 h a day
Power, HDR
49.0 W
2.0× SDR

In the most efficient quarter of its group: 20 % below the typical 46 kWh. Only 4% of comparable models have a better class than E. In HDR it draws 49.0 W, 2.0 times its SDR power. Of 33 Japannext models in this group, it is the most efficient. Japannext sells the same label values under other model names: JN-C34V144UQHD-HS-C6, JN-VC34G144UQ-HSC6. Registered in Sept 2026, one of the newer models in its group.

Where it stands

Rank 101 of 1,482 monitors, 32–42″ by yearly consumption. 100 use less.

Median 46 This model · 37 5 135 kWh ← uses less · uses more →

Next to it in the ranking

  1. E Inovu MBS32 37 kWh same
  2. E Japannext JN-C34V144UQHD-HS-C6 37 kWh same
  3. E Japannext JN-VA34UQHDC-HSC6 37 kWh
  4. E Japannext JN-VC34G144UQ-HSC6 37 kWh same
  5. E MSI PRO MP341CQPHG E12 37 kWh same
See the full ranking

What it will cost you

Period JN-VA34UQHDC-HSC6 LX34 ZA Difference
1 year €10 €2 −€8
5 years €52 €12 −€40
10 years €103 €24 −€80
15 years €155 €35 −€120

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 25.0 W
HDR 49.0 W
Group median, SDR 31.5 W

Cost by viewing time

Use kWh / yr € / yr
2 hours a day 18 €5
4 hours a day 37 €10
8 hours a day 73 €21

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 Japannext JN-VA34UQHDC-HSC6 (this model)
34″25.0 37 — —
34″5.7 8 €8 €80
34″5.7 8 €8 €80
34″8.0 12 €7 €70
34″15.9 23 €4 €38
34″20.0 29 €2 €21

Label and product sheet

Energy class SDR / HDR
E / G
On-mode power SDR
25.0 W
On-mode power HDR
49.0 W
Standby / networked standby
0.4 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)
8 years

Model numbers and history

Registered by Japannext under one model number.

JN-VA34UQHDC-HSC6

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

Questions

How much does the Japannext JN-VA34UQHDC-HSC6 cost to run?

At 4 hours a day it uses about 37 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €10 a year, or €103 over ten years.

Does HDR use more electricity?

Yes. In HDR mode this screen draws 49.0 W instead of 25.0 W, 2.0 times as much. The yearly cost on this page uses SDR, as the label does.