c/kWh
hours a day
Screen size
78"
199 cm, OLED
Energy rating
4
Annual electricity use
688 kWh
Label: 798 kWh ยท 0.19 kWh per hour on
Estimated running cost
$227 / year
$2,270 over 10 years
Power when on
189 W

41% more electricity than the median of 428 comparable 75 inch TV registrations (565 kWh a year on the label basis). It uses less than 10% of them. At your rates that is about $66 a year more than the median, $663 over 10 years.

How efficient is it for its size?

kWh per year. Bar: the middle 80% of 428 comparable 75 inch TV registrations. Dot: this model (above the median). Hover or tab to a mark for its value.

Cohort: every currently registered 75 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.

ModelStarsEst. cost / yrCompare
LG 75UM767H0LD75"258 kWh/yr8$85
Philips 75PUT7231/7575"381 kWh/yr7$126
Sylvox OQ75A3K8HG75"385 kWh/yr7$127
LG 75QNED87B6A75"386 kWh/yr7$127
Philips 75PQT7931/7975"388 kWh/yr7$128

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

Tvs similar to the Philips 77OLED720

ModelStarsEst. cost / yrCompare
Sony XR-77A95L77"546 kWh/yr5.5$180
LG OLED77C66LA77"462 kWh/yr6$152
Panasonic TV-77Z90BGZ77"553 kWh/yr5.5$182
Sony K-77A6077"440 kWh/yr6$145
LG OLED77C6PSA77"462 kWh/yr6$152
Panasonic TV-77Z95BGZ77"413 kWh/yr7$136
Kogan KAOD77X98JSVC77"540 kWh/yr5.5$178
Kogan KAOD77X98JSV series77"540 kWh/yr5.5$178

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

Compare 77OLED720/79 with another TV

Philips 77OLED720 specifications

Screen size (diagonal)
198.5 cm (78.2")
Screen area
17,005 cmยฒ
Screen technology
OLED
On-mode power
188.5 W
Passive standby power
โ€“
Active standby power
โ€“
Power supply
Internal
Tuner
Analogue/Digital
Annual energy (label)
798 kWh
Star rating index
4.27
Country of manufacture
China

New Zealand E3 registration details

Registration number
ATV6413
GEMS registration id
166046
Status
approved, available (self-reported)
Registration expires
18 December 2029
Registered for sale in
Australia, New Zealand
Family
โ€“
Regulatory standard
Greenhouse and Energy Minimum Standards (Televisions) Determination 2013
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. How the derived figures are calculated.