James Donkey VANTA Q40
Uses less electricity than 20% of the 4,819 monitors, 24–31″ on the EU register. At your selected price (European Union) that is €10 a year, €103 over ten years.
- Power, SDR
- 25.0 W
- Typical 21 W
- Running cost
- €10 / year
- 4 h a day
- Power, HDR
- 39.0 W
- 1.6× SDR
Uses more than most comparable models: 80 % of them need less. Teamgee TG-S10 PRO, the most efficient alternative on sale, saves about €8 a year. 65% of comparable models reach a better class than F; the most common is E. In HDR it draws 39.0 W, 1.6 times its SDR power. James Donkey has 23 models in this group; this one is number 21 among them. Registered in Oct 2026, one of the newer models in its group.
Where it stands
Rank 3,640 of 4,819 monitors, 24–31″ by yearly consumption. 3,639 use less.
Next to it in the ranking
- Acer XV272U X1 37 kWh same
- Minifire MFG27F5Q Pro 37 kWh same
- James Donkey VANTA Q40 37 kWh
- Asus XG27ACDMSR 37 kWh same
- Amzfast Official AMZG27C8QL 37 kWh same
What it will cost you
| Period | VANTA Q40 | TG-S10 PRO | Difference |
|---|---|---|---|
| 1 year | €10 | €2 | −€8 |
| 5 years | €52 | €11 | −€41 |
| 10 years | €103 | €22 | −€82 |
| 15 years | €155 | €32 | −€123 |
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 | 37 | €10 |
| 8 hours a day | 73 | €21 |
Same size, lower running cost
On sale, at least 10% less energy, same size group
| Model | kWh / yr | Saves / year |
|---|---|---|
| James Donkey VANTA Q40 (this model) | 37 | — |
| 8 | €8 | |
| 10 | €7 | |
| 10 | €7 | |
| 10 | €7 | |
| 12 | €7 |
Label and product sheet
- Energy class SDR / HDR
- F / G
- On-mode power SDR
- 25.0 W
- On-mode power HDR
- 39.0 W
- Standby / networked standby
- 0.5 W / 0.0 W
- Screen diagonal
- 27″
- Resolution
- 2560×1440
- Panel
- LCD
- Refresh rate
- 165 Hz
- Software updates (minimum)
- 5 years
- Guarantee (supplier)
- 2 years
- Spare parts (minimum)
- 3 years
Model numbers and history
Registered by James Donkey under one model number.
VANTA Q40
- First published in the EU register (EPREL)
- Placed on the EU market
Questions
How much does the James Donkey VANTA Q40 cost to run?
At 4 hours a day it uses about 37 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 €103 over ten years.
Does HDR use more electricity?
Yes. In HDR mode this screen draws 39.0 W instead of 25.0 W, 1.6 times as much. The yearly cost on this page uses SDR, as the label does.