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

Monitors · 34″ · 3440×1440 · OTHER

GreatVoell Q34C45

G

Uses less electricity than 12% of the 1,482 monitors, 32–42″ on the EU register. At your selected price (European Union) that is €15 a year, €151 over ten years.

Power, SDR
36.6 W
Typical 31 W
Running cost
€15 / year
4 h a day

Uses more than most comparable models: 88 % of them need less. LXZ LX34 ZA, the most efficient alternative on sale, saves about €13 a year. 73% of comparable models reach a better class than G; the most common is F. On-mode power in SDR is 36.6 W; the typical screen of this size draws 31.5 W. Of 4 GreatVoell models in this group, it is the most efficient. GreatVoell sells the same label values under other model names: Q34DB45-1.

Where it stands

Rank 1,287 of 1,482 monitors, 32–42″ by yearly consumption. 1,286 use less.

Median 46 This model · 53 5 135 kWh ← uses less · uses more →

Next to it in the ranking

  1. G Great voell Q34B45 53 kWh same
  2. G Great voell Q34DB45-1 53 kWh same
  3. G GreatVoell Q34C45 53 kWh
  4. G GreatVoell Q34DB45-1 53 kWh same
  5. G Xinmeifangkuai(beijing)zhinengkejiyouxiangongsi LX340YS 53 kWh same
See the full ranking

What it will cost you

Period Q34C45 LX34 ZA Difference
1 year €15 €2 −€13
5 years €76 €12 −€64
10 years €151 €24 −€128
15 years €227 €35 −€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 53 €15
8 hours a day 107 €30

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 GreatVoell Q34C45 (this model)
34″36.6 53 — —
34″5.7 8 €13 €128
34″5.7 8 €13 €128
34″8.0 12 €12 €118
34″15.9 23 €9 €86
34″20.0 29 €7 €69

Label and product sheet

Energy class SDR / HDR
G / –
On-mode power SDR
36.6 W
Standby / networked standby
0.2 W / 0.0 W
Screen diagonal
34″
Resolution
3440×1440
Panel
OTHER
Refresh rate
165 Hz
Spare parts (minimum)
7 years

Model numbers and history

2 model numbers are registered by GreatVoell with identical label values (usually colour or market variants). Searching any of them leads here.

Q34C45 · Q34B45

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

Questions

How much does the GreatVoell Q34C45 cost to run?

At 4 hours a day it uses about 53 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €15 a year, or €151 over ten years.