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4 monitors side by side.

6 h a day
  • Electricity at €0.2832 per kWh (household price with taxes, Eurostat 2026-S1).
  • 210 g CO₂e per kWh generated in 2023 (European Environment Agency). Counts use only, not manufacturing.

Electricity prices in all EU countries

Yearly running cost

Bars in proportion to the energy each model uses.

  • Dahua DHI-LDH50-LAI400L €46.52
  • Dahua DHI-LM50-F400N €40.56
  • Capture CAPML4K50 €30.39
  • Hikvision DS-D5050U3-1V0S €36.59
Model Dahua DHI-LDH50-LAI400L Dahua DHI-LM50-F400N Capture CAPML4K50 Hikvision DS-D5050U3-1V0S
Running cost
Running cost (per year) €46.52 €40.56 €30.39 €36.59
over 10 years €465 +€161 over 10 years €406 +€102 over 10 years €304 €366 +€62 over 10 years
kWh per year 164 143 107 129
kg CO₂e per year from electricity use 34 30 23 27
Specifications
Brand Dahua Dahua Capture Hikvision
Model DHI-LDH50-LAI400L DHI-LM50-F400N CAPML4K50 DS-D5050U3-1V0S
Energy class G F E F
Screen size 50″ (125 cm) 50″ (125.7 cm) 50″ (127 cm) 50″ (125.7 cm)
Power in on mode (SDR) 75 W 65.4 W 49 W 59 W
Standby 0.4 W 0.5 W 0.2 W 0.5 W
Networked standby 0 W – 0 W –
Off mode 0.4 W – 0.2 W –
Resolution 3840 × 2160 3840 × 2160 3840 × 2160 3840 × 2160
Aspect ratio 16:9 16:9 16:9 16:9
Panel LED LCD LED LCD LCD LED LCD
Refresh rate 60 Hz 60 Hz 60 Hz 60 Hz
Power supply Internal Internal Internal Internal
Guaranteed support 15 years 15 years 1 year 15 years
Software updates 8 years 8 years 1 year 8 years
Spare parts available 7 years 7 years 1 year 7 years
On the market since June 6, 2024 July 18, 2025 April 20, 2026 December 10, 2024
EPREL registration number 2046476 2419520 2698243 2218450
Energy class (HDR) – – E –
Power in on mode (HDR) – – 49 W –

Rows where the models differ are highlighted.