c/kWh
hours a day
Screen size
50"
126 cm, LED-backlit LCD
Energy rating
7
Annual electricity use
165 kWh
Label: 175 kWh Β· 0.05 kWh per hour on
Estimated running cost
$53 / year
$529 over 10 years
Power when on
45 W

37% less electricity than the median of 299 comparable 48–50 inch TV registrations (280 kWh a year on the label basis). It uses less than 98% of them. At your rates that is about $32 a year less than the median, $317 over 10 years.

How efficient is it for its size?

kWh per year. Bar: the middle 80% of 299 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 Australia, 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.

ModelStarsEst. cost / yrCompare
LG 50UJ660H5LD50"141 kWh/yr8$45
LG 50UM662H0LC50"149 kWh/yr7$48

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

Tvs similar to the Coocaa 50Q66CK

ModelStarsEst. cost / yrCompare
LG 50UM662H4LC50"149 kWh/yr7$48
Hisense 50Q6SNZ50"199 kWh/yr6$64
Polaroid PL5021WOS50"202 kWh/yr6$65
Akai AK5021S6WOS50"202 kWh/yr6$65
Ffalcon FF50U6450"200 kWh/yr6$64
Hisense 50Q6SAU50"199 kWh/yr6$64
LG 50UJ660H5LD50"141 kWh/yr8$45
Ffalcon FF50U6350"204 kWh/yr6$65

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

Compare 50Q66CK with another TV

Coocaa 50Q66CK specifications

Screen size (diagonal)
125.7 cm (49.5")
Screen area
6,751 cmΒ²
Screen technology
LED-backlit LCD
On-mode power
45.3 W
Passive standby power
–
Active standby power
–
Power supply
Internal
Tuner
Analogue/Digital
Annual energy (label)
175 kWh
Star rating index
7.19
Country of manufacture
China

Australian GEMS registration details

Registration number
ATV7398
GEMS registration id
179306
Status
approved, available (self-reported)
Registration expires
6 May 2031
Registered for sale in
Australia, Fiji, New Zealand
Family
–
Regulatory standard
Greenhouse and Energy Minimum Standards (Televisions) Determination 2013
Test standard
AS/NZS 62087.1:2010

Source: Australian Government Energy Rating (GEMS) registration data, DCCEEW via data.gov.au (CC BY 3.0 AU). Dataset published 20 September 2026; last checked 20 September 2026. How the derived figures are calculated.