EnergyLabelEU
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Costs for 0.283 €/kWh · Eurostat 2026 H1

Monitors · 27″ · 1920×1080 · LED LCD

BenQ GW2791PE

D

Uses less electricity than 85% of the 4,819 monitors, 24–31″ on the EU register. At your selected price (European Union) that is €6 a year, €64 over ten years.

Power, SDR
15.5 W
Typical 21 W
Running cost
€6 / year
4 h a day

In the most efficient quarter of its group: 24 % below the typical 30 kWh. Only 6% of comparable models have a better class than D. On-mode power in SDR is 15.5 W; the typical screen of this size draws 20.5 W. BenQ has 89 models in this group; this one is number 14 among them. BenQ sells the same label values under other model names: BL2791P.

Where it stands

Rank 676 of 4,819 monitors, 24–31″ by yearly consumption. 675 use less.

Median 30 This model · 23 5 115 kWh ← uses less · uses more →

Next to it in the ranking

  1. E AG Neovo SC-2402 23 kWh −€0.03
  2. D BenQ BL2791P 23 kWh same
  3. D BenQ GW2791PE 23 kWh
  4. E Yeyian YMF-FP24-M1 23 kWh same
  5. E James Donkey RION R20 23 kWh same
See the full ranking

What it will cost you

Period GW2791PE TG-S10 PRO Difference
1 year €6 €2 −€4
5 years €32 €11 −€21
10 years €64 €22 −€42
15 years €96 €32 −€64

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 11 €3
4 hours a day 23 €6
8 hours a day 45 €13

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
D BenQ GW2791PE (this model)
27″15.5 23 — —
28″5.2 8 €4 €42
27″7.0 10 €4 €35
27″7.0 10 €4 €35
27″7.0 10 €4 €35
27″8.0 12 €3 €31

Label and product sheet

Energy class SDR / HDR
D / –
On-mode power SDR
15.5 W
Standby / networked standby
0.5 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

Registered by BenQ under one model number.

GW2791PE

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

Questions

How much does the BenQ GW2791PE cost to run?

At 4 hours a day it uses about 23 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €6 a year, or €64 over ten years.