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Optoma N3862K

Professional_display · model N3862K · on the market since 10 August 2026

Estimated running cost, EU average price
€106 a year
373 kWh/year · €1,055 over 10 years at today’s prices
+€26a year vs the average comparable model

Estimated from the label’s on-mode power (SDR) at 8 hours a day, 365 days a year. Standby is not included. Prices: Eurostat household electricity prices incl. taxes, 2026 (Jan–Jun), consumption band 2,500–4,999 kWh.

Running cost in every country (39)
Country€/kWhPer year10 years
Albania0.119€44€443
Austria0.326€121€1,215
Belgium0.358€133€1,332
Bosnia and Herzegovina0.1€37€371
Bulgaria0.134€50€500
Croatia0.182€68€677
Cyprus0.269€100€1,002
Czechia0.288€107€1,075
Denmark0.238€88€885
Estonia0.212€79€789
Finland0.269€100€1,004
France0.249€93€926
Georgia0.073€27€272
Germany0.362€135€1,348
Greece0.24€89€895
Hungary0.114€42€424
Iceland0.202€75€752
Ireland0.387€144€1,442
Italy0.314€117€1,171
Kosovo0.087€32€324
Latvia0.242€90€900
Liechtenstein0.299€111€1,113
Lithuania0.216€81€806
Luxembourg0.202€75€754
Malta0.127€47€472
Moldova0.187€70€698
Montenegro0.104€39€387
Netherlands0.244€91€909
North Macedonia0.117€44€435
Norway0.199€74€743
Poland0.3€112€1,117
Portugal0.237€88€882
Romania0.284€106€1,057
Serbia0.12€45€446
Slovakia0.199€74€740
Slovenia0.212€79€789
Spain0.251€93€935
Sweden0.306€114€1,141
Türkiye0.066€24€245

How it compares

Compared with 1,709 signage and other displays on the EU register:

877 comparable models use less energy. The typical model in this group uses 280 kWh a year; most use between 17 and 692. See the full ranking.

Energy label values

Energy efficiency classF on the A–G scale
Typeprofessional_display
Screen size86″
Screen size217.4 cm
Resolution3840×2160 px
PanelLED LCD
Refresh rate60 Hz
Power in SDR mode127.6 W
Standby0.4 W
Automatic brightness controlNo
Software updates for at least8 years
Spare parts for at least7 years
Guarantee declared by the supplier3 years

Lifespan & repair

Spare parts

The manufacturer declares spare parts for at least 7 years.

Guarantee

The supplier declares a guarantee of 3 years on the EU register. Your statutory rights in the EU are at least 2 years.

Registration history

Comparable TVs & monitors from other brands

  1. G
    Samsung VM46B-U
    46″ · 1920×1080 · 128 W · 374 kWh/yr
    €106/year
  2. G
    ViewSonic VS19763
    55″ · 3840×2160 · 128 W · 374 kWh/yr
    €106/year
  3. F
    Voxicon DC75UEPAP
    75″ · 3840×2160 · 128 W · 374 kWh/yr
    €106/year
  4. G
    Hikvision DS-D2049UL-0A
    49″ · 1920×1080 · 128 W · 374 kWh/yr
    €106/year
  5. G
    Hikvision DS-D2046EL-0A
    46″ · 1920×1080 · 128 W · 374 kWh/yr
    €106/year
  6. F
    Odin Groep B.V OTS-PRO86V1T1
    86″ · 3840×2160 · 128.2 W · 374 kWh/yr
    €106/year

Source: EU energy label register (EPREL), registration 2777278. Values are as declared by the supplier. YearlyCost is not affiliated with the European Commission or Optoma.