EnergyLabelEU
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Costs for 0.283 €/kWh · Eurostat 2026 H1

TVs & monitors · 86″ · 3840×2160 · LED LCD

Optoma N3861K

G
Power, SDR
325.0 W
Running cost
€134 / year
4 h a day

What it will cost you

Period N3861K
1 year €134
5 years €672
10 years €1,344
15 years €2,016

Power in SDR and HDR

Cost by viewing time

Use kWh / yr € / yr
2 hours a day 237 €67
4 hours a day 475 €134
8 hours a day 949 €269

Label and product sheet

Energy class SDR / HDR
G / –
On-mode power SDR
325.0 W
Standby / networked standby
0.4 W
Screen diagonal
86″
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 Optoma under one model number.

N3861K

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

Questions

How much does the Optoma N3861K cost to run?

At 4 hours a day it uses about 475 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €134 a year, or €1,344 over ten years.