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

Monitors · 27″ · 1920×1080 · LCD

Cepter C27ALPHAPHAS

E

Uses less electricity than 37% of the 4,819 monitors, 24–31″ on the EU register. At your selected price (European Union) that is €9 a year, €87 over ten years.

Power, SDR
21.0 W
Typical 21 W
Running cost
€9 / year
4 h a day
Power, HDR
30.0 W
1.4× SDR

Near the middle of its group: 3 % above the typical 30 kWh. Class E is the most common class in this group (49% of models). In HDR it draws 30.0 W, 1.4 times its SDR power. Cepter has 55 models in this group; this one is number 37 among them.

Where it stands

Rank 2,468 of 4,819 monitors, 24–31″ by yearly consumption. 2,467 use less.

Median 30 This model · 31 5 115 kWh ← uses less · uses more →

Next to it in the ranking

  1. E Acer VG270U G 31 kWh same
  2. F AOC Q25G4SR 31 kWh same
  3. E Cepter C27ALPHAPHAS 31 kWh
  4. E Amzfast Official AMZG27C1 31 kWh same
  5. E Asus VG279QE5A 31 kWh same
See the full ranking

What it will cost you

Period C27ALPHAPHAS TG-S10 PRO Difference
1 year €9 €2 −€7
5 years €43 €11 −€33
10 years €87 €22 −€65
15 years €130 €32 −€98

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 21.0 W
HDR 30.0 W
Group median, SDR 20.5 W

Cost by viewing time

Use kWh / yr € / yr
2 hours a day 15 €4
4 hours a day 31 €9
8 hours a day 61 €17

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 Cepter C27ALPHAPHAS (this model)
27″21.0 31 — —
28″5.2 8 €7 €65
27″7.0 10 €6 €58
27″7.0 10 €6 €58
27″7.0 10 €6 €58
27″8.0 12 €5 €54

Label and product sheet

Energy class SDR / HDR
E / G
On-mode power SDR
21.0 W
On-mode power HDR
30.0 W
Standby / networked standby
0.5 W
Screen diagonal
27″
Resolution
1920×1080
Panel
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 Cepter under one model number.

C27ALPHAPHAS

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

Questions

How much does the Cepter C27ALPHAPHAS cost to run?

At 4 hours a day it uses about 31 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €9 a year, or €87 over ten years.

Does HDR use more electricity?

Yes. In HDR mode this screen draws 30.0 W instead of 21.0 W, 1.4 times as much. The yearly cost on this page uses SDR, as the label does.