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

Monitors · 27″ · 1920×1080 · LED LCD

BenQ BL2780

E

Uses less electricity than 54% of the 4,819 monitors, 24–31″ on the EU register. At your selected price (European Union) that is €8 a year, €79 over ten years.

Power, SDR
19.2 W
Typical 21 W
Running cost
€8 / year
4 h a day

Near the middle of its group: 6 % below the typical 30 kWh. Class E is the most common class in this group (49% of models). On-mode power in SDR is 19.2 W; the typical screen of this size draws 20.5 W. BenQ has 89 models in this group; this one is number 46 among them. BenQ sells the same label values under other model names: GW2780E. On the register since 2021 and still on sale.

Where it stands

Rank 2,164 of 4,819 monitors, 24–31″ by yearly consumption. 2,163 use less.

Median 30 This model · 28 5 115 kWh ← uses less · uses more →

Next to it in the ranking

  1. E HP 724pn (HSD-0076-W) 28 kWh same
  2. E HP 724pu (HSD-0077-W) 28 kWh same
  3. E BenQ BL2780 28 kWh
  4. E BenQ GW2780E 28 kWh same
  5. F Medion MD 20491 28 kWh same
See the full ranking

What it will cost you

Period BL2780 TG-S10 PRO Difference
1 year €8 €2 −€6
5 years €40 €11 −€29
10 years €79 €22 −€58
15 years €119 €32 −€87

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 14 €4
4 hours a day 28 €8
8 hours a day 56 €16

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 BenQ BL2780 (this model)
27″19.2 28 — —
28″5.2 8 €6 €58
27″7.0 10 €5 €50
27″7.0 10 €5 €50
27″7.0 10 €5 €50
27″8.0 12 €5 €46

Label and product sheet

Energy class SDR / HDR
E / –
On-mode power SDR
19.2 W
Standby / networked standby
0.3 W
Screen diagonal
27″
Resolution
1920×1080
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

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

BL2780 · BL2780T · GW2780

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

Questions

How much does the BenQ BL2780 cost to run?

At 4 hours a day it uses about 28 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €8 a year, or €79 over ten years.