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4 monitors side by side.

Country

Hours a day

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.

Yearly running cost

Bars in proportion to the energy each model uses.

Show only differences

Model	Dell C5519QA	Ernitec 0070-24250-WATERPROOF	Ernitec 0070-24155	Dahua DHI-LM55-F400
Running cost
Running cost (per year)	€52.35	€41.99	€47.01	€47.76
over 10 years	€523 +€104 over 10 years	€420	€470 +€50 over 10 years	€478 +€58 over 10 years
kWh per year	185	148	166	169
kg CO₂e per year from electricity use	39	31	35	35
Specifications
Brand	Dell	Ernitec	Ernitec	Dahua
Model	C5519QA	0070-24250-WATERPROOF	0070-24155	DHI-LM55-F400
Energy class	G	F	F	F
Screen size	55″ (139.7 cm)	55″ (138.8 cm)	55″ (138.8 cm)	55″ (139 cm)
Power in on mode (SDR)	84.4 W	67.7 W	75.8 W	77 W
Standby	0.4 W	0.4 W	0.1 W	0.5 W
Networked standby	1 W	–	–	–
Off mode	0.3 W	–	0.1 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	LED LCD	LED LCD
Refresh rate	60 Hz	60 Hz	60 Hz	60 Hz
Power supply	Internal	Internal	Internal	Internal
Guaranteed support	7 years	1 year	2 years	15 years
Software updates	8 years	7 years	8 years	8 years
Spare parts available	7 years	7 years	8 years	7 years
On the market since	December 1, 2022	August 1, 2024	October 2, 2023	November 21, 2025
EPREL registration number	1323865	2077264	1677752	761160
Energy class (HDR)	–	F	F	–
Power in on mode (HDR)	–	68.3 W	76.7 W	–

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