Dell S2721QSA
Uses less electricity than 25% of the 4,819 monitors, 24–31″ on the EU register. At your selected price (European Union) that is €10 a year, €102 over ten years.
- Power, SDR
- 24.7 W
- Typical 21 W
- Running cost
- €10 / year
- 4 h a day
- Power, HDR
- 34.8 W
- 1.4× SDR
Near the middle of its group: 21 % above the typical 30 kWh. 65% of comparable models reach a better class than F; the most common is E. In HDR it draws 34.8 W, 1.4 times its SDR power. Dell has 95 models in this group; this one is number 88 among them.
Where it stands
Rank 3,601 of 4,819 monitors, 24–31″ by yearly consumption. 3,600 use less.
Next to it in the ranking
- Acer XZ273U P2 36 kWh same
- LG 27GX790A 36 kWh same
- Dell S2721QSA 36 kWh
- UNV Technology MW-LC27-F 36 kWh same
- CronusPro Z27W2H 36 kWh +€0.03
What it will cost you
| Period | S2721QSA | TG-S10 PRO | Difference |
|---|---|---|---|
| 1 year | €10 | €2 | −€8 |
| 5 years | €51 | €11 | −€40 |
| 10 years | €102 | €22 | −€81 |
| 15 years | €153 | €32 | −€121 |
Is the more efficient model worth its price?
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 | 18 | €5 |
| 4 hours a day | 36 | €10 |
| 8 hours a day | 72 | €20 |
Same size, lower running cost
On sale, at least 10% less energy, same size group
| Model | kWh / yr | Saves / year |
|---|---|---|
| Dell S2721QSA (this model) | 36 | — |
| 8 | €8 | |
| 10 | €7 | |
| 10 | €7 | |
| 10 | €7 | |
| 12 | €7 |
Label and product sheet
- Energy class SDR / HDR
- F / G
- On-mode power SDR
- 24.7 W
- On-mode power HDR
- 34.8 W
- Standby / networked standby
- 0.2 W
- Screen diagonal
- 27″
- Resolution
- 3840×2160
- 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 Dell under one model number.
S2721QSA
- First published in the EU register (EPREL)
- Placed on the EU market
Questions
How much does the Dell S2721QSA cost to run?
At 4 hours a day it uses about 36 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €10 a year, or €102 over ten years.
Does HDR use more electricity?
Yes. In HDR mode this screen draws 34.8 W instead of 24.7 W, 1.4 times as much. The yearly cost on this page uses SDR, as the label does.