MSI MAG OLED 321UPX18
Uses less electricity than 84% of the 1,482 monitors, 32–42″ on the EU register. At your selected price (European Union) that is €11 a year, €108 over ten years.
- Power, SDR
- 26.0 W
- Typical 31 W
- Running cost
- €11 / year
- 4 h a day
- Power, HDR
- 26.0 W
- 1.0× SDR
In the most efficient quarter of its group: 17 % below the typical 46 kWh. Only 4% of comparable models have a better class than E. On-mode power in SDR is 26.0 W; the typical screen of this size draws 31.5 W. MSI has 51 models in this group; this one is number 5 among them. Registered in Oct 2026, one of the newer models in its group.
Where it stands
Rank 158 of 1,482 monitors, 32–42″ by yearly consumption. 157 use less.
Next to it in the ranking
- AG Neovo TX-3203 38 kWh −€0.06
- Hikvision DS-D5232F2-1V1 38 kWh −€0.06
- MSI MAG OLED 321UPX18 38 kWh
- Philips 32B2U3900 38 kWh same
- Philips 32M2C3200WL 38 kWh same
What it will cost you
| Period | MAG OLED 321UPX18 | LX32ZG | Difference |
|---|---|---|---|
| 1 year | €11 | €3 | −€8 |
| 5 years | €54 | €13 | −€41 |
| 10 years | €108 | €26 | −€81 |
| 15 years | €161 | €40 | −€122 |
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 | 19 | €5 |
| 4 hours a day | 38 | €11 |
| 8 hours a day | 76 | €22 |
Same size, lower running cost
On sale, at least 10% less energy, same size group
| Model | kWh / yr | Saves / year |
|---|---|---|
| MSI MAG OLED 321UPX18 (this model) | 38 | — |
| 9 | €8 | |
| 9 | €8 | |
| 9 | €8 | |
| 9 | €8 | |
| 12 | €7 |
Label and product sheet
- Energy class SDR / HDR
- E / E
- On-mode power SDR
- 26.0 W
- On-mode power HDR
- 26.0 W
- Standby / networked standby
- 0.5 W
- Screen diagonal
- 32″
- Resolution
- 3840×2160
- Panel
- OLED
- Refresh rate
- 60 Hz
- Software updates (minimum)
- 8 years
- Guarantee (supplier)
- 3 years
- Spare parts (minimum)
- 3 years
Model numbers and history
Registered by MSI under one model number.
MAG OLED 321UPX18
- First published in the EU register (EPREL)
- Placed on the EU market
Questions
How much does the MSI MAG OLED 321UPX18 cost to run?
At 4 hours a day it uses about 38 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €11 a year, or €108 over ten years.
Does HDR use more electricity?
Yes. In HDR mode this screen draws 26.0 W instead of 26.0 W, 1.0 times as much. The yearly cost on this page uses SDR, as the label does.