Name: Panasonic TH-50LX650Z
Brand: Panasonic
SKU: ZTV0619

Electricity pricec/kWh

TV onhours a day

Screen size: 50"; 126 cm, LED-backlit LCD
Energy rating: 5
Annual electricity use: 236 kWh; Label: 270 kWh · 0.06 kWh per hour on
Estimated running cost: $78 / year; $779 over 10 years

Power when on: 64 W · 0.4 W standby

5% less electricity than the median of 279 comparable 48–50 inch TV registrations (284 kWh a year on the label basis). It uses less than 62% of them. At your rates that is about $4 a year less than the median, $40 over 10 years.

How efficient is it for its size?

median 284219358

kWh per year. Bar: the middle 80% of 279 comparable 48–50 inch TV registrations. Dot: this model (below the median). Hover or tab to a mark for its value.

Cohort: every currently registered 48–50 inch TV sold in New Zealand, counted once per registration, on the label usage basis.

Tvs that use less electricity

Same type and size group, at least 3% lower annual kWh on the label basis.

Model	Screen	Stars	kWh / yr	Est. cost / yr	Uses less than
LG 50UJ660H5LD50"141 kWh/yr	50"	8	141	$47	100% of similar
LG 50UM662H4LC50"149 kWh/yr	50"	7	149	$49	99% of similar
Konic KUD50SG696AS50"172 kWh/yr	50"	7	172	$57	98% of similar
Philips 49HFL5011T/1249"175 kWh/yr	49"	7	175	$58	98% of similar
Coocaa 50Q66CK50"175 kWh/yr	50"	7	175	$58	98% of similar

kWh and cost on the label usage basis; the product page adjusts to your usage.

Tvs similar to the Panasonic TH-50LX650Z

Model	Screen	Stars	kWh / yr	Est. cost / yr	Uses less than
Konka KUD50XG684AN50"236 kWh/yr	50"	5.5	236	$78	80% of similar
Coocaa 50G6500H50"230 kWh/yr	50"	5.5	230	$76	80% of similar
TCL 50P7LS50"240 kWh/yr	50"	5.5	240	$79	79% of similar
Chiq U50QM1050"265 kWh/yr	50"	5	265	$87	66% of similar
Philips 50HFL7025/9750"230 kWh/yr	50"	5.5	230	$76	80% of similar
Toshiba 50C350NP50"254 kWh/yr	50"	5.5	254	$84	71% of similar
Sony K-50S20M250"246 kWh/yr	50"	5.5	246	$81	77% of similar
Qbell QTU50T50"255 kWh/yr	50"	5.5	255	$84	70% of similar

kWh and cost on the label usage basis; the product page adjusts to your usage.

Compare TH-50LX650Z with another TV

Panasonic TH-50LX650Z specifications

Screen size (diagonal): 125.7 cm (49.5")
Screen area: 6,740 cm²
Screen technology: LED-backlit LCD
On-mode power: 64.2 W
Passive standby power: 0.38 W
Active standby power: 0.00 W
Power supply: Internal
Tuner: Analogue/Digital
Annual energy (label): 270 kWh
Star rating index: 5.24
Country of manufacture: China

New Zealand E3 registration details

Registration number: ZTV0619
GEMS registration id: 147396
Status: approved, available (self-reported)
Registration expires: n/a (NZ registration)
Registered for sale in: New Zealand
Family: –
Regulatory standard: AS/NZS 62087.2.2:2011
Test standard: AS/NZS 62087.1:2010

Source: E3 programme registration data (EECA, New Zealand) (trans-Tasman E3 registration data published by DCCEEW on data.gov.au, CC BY 3.0 AU). Dataset published 20 September 2026; last checked 20 September 2026. Manufacturer: panasonic.co.nz. How the derived figures are calculated.