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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	Gamepower KAZE T30	iiyama XU2763HSU-B1	iiyama XB2792HSU-B1 A	Dahua DHI-LM27-B201M
Running cost
Running cost (per year)	€13.02	€6.45	€6.64	€6.82
over 10 years	€130 +€66 over 10 years	€65	€66 +€2 over 10 years	€68 +€4 over 10 years
kWh per year	46	22.8	23.4	24.1
kg CO₂e per year from electricity use	9.7	4.8	4.9	5.1
Specifications
Brand	Gamepower	iiyama	iiyama	Dahua
Model	KAZE T30	XU2763HSU-B1	XB2792HSU-B1 A	DHI-LM27-B201M
Energy class	E	B	B	B
Screen size	27″ (68.5 cm)	27″ (68.6 cm)	27″ (68.6 cm)	27″ (68.5 cm)
Power in on mode (SDR)	21 W	10.4 W	10.7 W	11 W
Energy class (HDR)	G	–	–	–
Power in on mode (HDR)	27 W	–	–	–
Standby	0.5 W	0.3 W	0.5 W	0.5 W
Networked standby	0 W	–	–	–
Off mode	0.3 W	0.3 W	0.3 W	0.3 W
Resolution	1920 × 1080	1920 × 1080	1920 × 1080	1920 × 1080
Aspect ratio	16:9	16:9	16:9	16:9
Panel	LCD	LED LCD	LED LCD	LED LCD
Refresh rate	60 Hz	60 Hz	60 Hz	60 Hz
Power supply	External	Internal	Internal	External
Guaranteed support	3 years	7 years	8 years	15 years
Software updates	8 years	8 years	8 years	8 years
Spare parts available	5 years	7 years	7 years	7 years
On the market since	August 17, 2026	December 1, 2023	June 1, 2026	January 1, 2024
EPREL registration number	2822210	1828497	2692644	1904606

Rows where the models differ are highlighted.