c/kWh
Total capacity
569 L
372 L fridge + 197 L freezer
Energy rating
4
Star rating index 4.03
Annual electricity use
425 kWh
Label figure (comparative energy consumption)
Estimated running cost
$140 / year
$11.69 / month ยท $1,403 over 10 years

5% more electricity than the median of 74 comparable 500โ€“599 L french door fridge freezer registrations (406 kWh a year). It uses less than 26% of them. At 33c/kWh that is about $6 a year more than the median, $63 over 10 years.

Uses 29% less than the maximum allowed for its size and type under the minimum energy performance standard (596 kWh a year MEPS level).

Cost = label kWh ร— 33c/kWh in NZD; change the price above to your tariff.

How efficient is it for its size?

kWh per year. Bar: the middle 80% of 74 comparable 500โ€“599 L french door fridge freezer registrations. Dot: this model (above the median). Hover or tab to a mark for its value.

Cohort: every currently registered 500โ€“599 L french door fridge freezer sold in New Zealand, counted once per registration. Star ratings already account for size through the GEMS adjusted-volume formula; this comparison is in raw kWh against models a buyer would actually consider instead.

Hitachi R-WB640VT0-1 running cost

Per month
$11.69
Per year
$140
5 years
$701
10 years
$1,403

425 kWh ร— 33c/kWh. No inflation or tariff change assumed. Fridges run continuously, so the label figure is a whole-year estimate under standard test conditions.

Capacity and compartments

Total gross volume
569 L
Fresh food (fridge) volume
372 L
Frozen storage volume
197 L
GEMS adjusted volume
724 L
freezer compartment
97 L gross
fresh food compartment
372 L gross
freezer compartment
100 L gross

Gross volumes exclude shelving. Fresh food = fresh food, chill and cellar compartments; frozen = freezer, two-star and ice-making (zero-star) compartments. Adjusted volume weights frozen space more heavily and is what the government uses to set the star rating for the size.

Similar french door fridge freezers that use less electricity

Same type, total capacity within 12% of 569 L, at least 3% lower annual kWh.

ModelStarsEst. cost / yrCompare
Ilve R96BICDAU526 L300 kWh/yr5.5$99
Omega OIFDF534534 L300 kWh/yr5.5$99
Omega OIF4DF526PRO526 L300 kWh/yr5.5$99
Fisher & Paykel RF505ANX1511 L312 kWh/yr5$103
Fisher & Paykel RF505ANUB1511 L313 kWh/yr5$103

Fridges similar to the Hitachi R-WB640VT0-1

ModelCapacityStarskWh / yr
Bosch KFI96AXEAA
same capacity, same door count, similar star rating
574 L4425
Bosch KFD96AXEAA
same capacity, same door count, similar star rating
574 L4425
Mitsubishi Electric MR-LX564ER series
same capacity, same door count, similar star rating
564 L4385
Mitsubishi Electric MR-LX564ER-GBK-A
same capacity, same door count, similar star rating
564 L4385
Beko BFR575PX
1% larger, same door count, similar star rating
575 L3.5473
LG GF-VN600BM
1% larger, same door count, similar star rating
576 L3.5465
Electrolux EQE5607WA
1% smaller, same door count, similar star rating
562 L4406
Electrolux EQE5607**
1% smaller, same door count, similar star rating
562 L4406

Same consumer type, total capacity within 12% of 569 L; ordered by closeness of capacity, then lowest annual kWh.

Compare R-WB640VT0-1 with another fridge

Hitachi R-WB640VT0-1 specifications

Type
French door fridge freezer
Configuration
Upright
Doors
4
Defrost
Variable defrost controller
Ice maker
No
Width
โ€“
Height
โ€“
Depth
โ€“
Annual energy (label)
425 kWh
Star rating index
4.031
MEPS level (maximum allowed)
596 kWh
kWh per adjusted litre
0.587
Country of manufacture
Thailand

Other model numbers on registration ARF3568

Registered together with the same test results, usually colour or finish variants.

New Zealand E3 registration details

Registration number
ARF3568
GEMS registration id
168837
Status
approved, available (self-reported)
Registration expires
29 April 2030
Registered for sale in
Australia, Fiji, New Zealand
Family
R-WB640VT0-1
Designation
Refrigerator/freezer
Product class
Class 6
GEMS group
Group 5B: refrigerator-freezer, automatic defrost, bottom-mounted freezer
Regulatory standard
Greenhouse and Energy Minimum Standards (Household Refrigerating Appliances) Determination 2019
Test standard
AS/NZS IEC 62552.3:2018
Consumer type rule
GEMS group 5B (frost-free fridge freezer, bottom-mounted freezer) with three or more doors

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 25 September 2026; last checked 26 September 2026. How the derived figures are calculated.