Monitors · 27″ · 2560×1440 · LED LCD

AOC Q27E4U

Uses less electricity than 82% of the 4,819 monitors, 24–31″ on the EU register. At your selected price (European Union) that is €7 a year, €66 over ten years.

Power, SDR: 16.0 W; Typical 21 W
Running cost: €7 / year; 4 h a day
Power, HDR: 16.0 W; 1.0× SDR

In the most efficient quarter of its group: 22 % below the typical 30 kWh. Only 6% of comparable models have a better class than D. On-mode power in SDR is 16.0 W; the typical screen of this size draws 20.5 W. AOC has 142 models in this group; this one is number 18 among them.

Where it stands

Rank 721 of 4,819 monitors, 24–31″ by yearly consumption. 720 use less.

Next to it in the ranking

Koorui 27N5CA 23 kWh same
Alurin ALU-27-100IPSLite-F 23 kWh same
AOC Q27E4U 23 kWh
AOC 27B36X 23 kWh same
Lenovo L24-41(A25238FL0) 23 kWh same

See the full ranking

What it will cost you

Period	Q27E4U	TG-S10 PRO	Difference
1 year	€7	€2	−€4
5 years	€33	€11	−€22
10 years	€66	€22	−€45
15 years	€99	€32	−€67

Is the more efficient model worth its price?

Price · Q27E4U Price · TG-S10 PRO

Years of use

Enter both purchase prices to see the total cost of ownership.

Power in SDR and HDR

SDR 16.0 W

HDR 16.0 W

Group median, SDR 20.5 W

Cost by viewing time

Use	kWh / yr	€ / yr
2 hours a day	12	€3
4 hours a day	23	€7
8 hours a day	47	€13

Same size, lower running cost

On sale, at least 10% less energy, same size group

Model	Size	SDR W	kWh / yr	Saves / year	in 10 years
AOC Q27E4U (this model)	27″	16.0	23	—	—
Teamgee TG-S10 PRO compare	28″	5.2	8	€4	€45
Changhong audio-visual electronic products M-27LKF1Q165 compare	27″	7.0	10	€4	€37
Philips 27B2G5200 compare	27″	7.0	10	€4	€37
Changhong audio-visual electronic products M-27LFK4P60 compare	27″	7.0	10	€4	€37
Dusun UP27001,UP27002,UP27003,UP27004,UP27005 compare	27″	8.0	12	€3	€33

Label and product sheet

Energy class SDR / HDR: D / D
On-mode power SDR: 16.0 W
On-mode power HDR: 16.0 W
Standby / networked standby: 0.5 W
Screen diagonal: 27″
Resolution: 2560×1440
Panel: LED LCD
Refresh rate: 60 Hz
Software updates (minimum): 8 years
Guarantee (supplier): 3 years
Spare parts (minimum): 7 years

Model numbers and history

Registered by AOC under one model number.

Q27E4U

29 May 2025 First published in the EU register (EPREL)
30 May 2025 Placed on the EU market

Questions

How much does the AOC Q27E4U 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 €7 a year, or €66 over ten years.

Does HDR use more electricity?

Yes. In HDR mode this screen draws 16.0 W instead of 16.0 W, 1.0 times as much. The yearly cost on this page uses SDR, as the label does.