New Zealand · costs in NZD
Bar fridge · 1 door
Miele K 31222 Ui Fridge
Miele K 31222 Ui is a 137 L bar fridge registered for sale in New Zealand under the trans-Tasman E3 energy rating scheme (registration ARF3884).
- Total capacity
- 137 L
- 137 L fridge
- Energy rating
- 4
- Star rating index 4.47
- Annual electricity use
- 104 kWh
- Label figure (comparative energy consumption)
- Estimated running cost
- $34 / year
- $2.86 / month · $343 over 10 years
1% less electricity than the median of 179 comparable Under 200 L bar fridge registrations (105 kWh a year). It uses less than 52% of them.
Uses 65% less than the maximum allowed for its size and type under the minimum energy performance standard (296 kWh a year MEPS level).
Cost = label kWh × 33c/kWh in NZD; change the price above to your tariff.
How efficient is it for its size?
Cohort: every currently registered Under 200 L bar fridge 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.
Miele K 31222 Ui running cost
- Per month
- $2.86
- Per year
- $34
- 5 years
- $172
- 10 years
- $343
104 kWh × 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
- 137 L
- Fresh food (fridge) volume
- 137 L
- Frozen storage volume
- –
- GEMS adjusted volume
- 137 L
- fresh food compartment
- 137 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 bar fridges that use less electricity
Same type, total capacity within 12% of 137 L, at least 3% lower annual kWh.
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Westinghouse WCE1500WA142 L52 kWh/yr | 8 | $17 | |
| Haier HCF140W137 L56 kWh/yr | 7 | $18 | |
| Chiq CCF14**E142 L77 kWh/yr | 6 | $25 | |
| Chiq CCF141BE142 L77 kWh/yr | 6 | $25 | |
| Hisense HRCF146145 L78 kWh/yr | 6 | $26 |
Fridges similar to the Miele K 31222 Ui
| Model | Capacity | Stars | kWh / yr | Why similar |
|---|---|---|---|---|
| Liebherr SUIK 1510 same capacity, same door count, similar external size, similar star rating | 137 L | 4.5 | 94 | same capacity, same door count, similar external size, similar star rating |
| Euro E170IFBE 2% smaller, same door count, similar external size, similar star rating | 134 L | 4 | 106 | 2% smaller, same door count, similar external size, similar star rating |
| Euro E Series 2% smaller, same door count, similar external size, similar star rating | 134 L | 4 | 106 | 2% smaller, same door count, similar external size, similar star rating |
| Hisense HRBC137 same capacity, same door count, similar external size | 137 L | 3 | 139 | same capacity, same door count, similar external size |
| Haier HCF137W same capacity, same door count, similar external size | 137 L | 5 | 85 | same capacity, same door count, similar external size |
| Liebherr SUIKo 1550 4% smaller, same door count, similar external size, similar star rating | 132 L | 4 | 108 | 4% smaller, same door count, similar external size, similar star rating |
| Casa CASAFI135* 4% smaller, same door count, similar external size, similar star rating | 131 L | 3.5 | 124 | 4% smaller, same door count, similar external size, similar star rating |
| Casa CASAFI135S 4% smaller, same door count, similar external size, similar star rating | 131 L | 3.5 | 124 | 4% smaller, same door count, similar external size, similar star rating |
Same consumer type, total capacity within 12% of 137 L; ordered by closeness of capacity, then lowest annual kWh.
Compare K 31222 Ui with another fridge
Miele K 31222 Ui specifications
- Type
- Bar fridge
- Configuration
- Upright
- Doors
- 1
- Defrost
- –
- Ice maker
- –
- Width
- 600 mm
- Height
- 820 mm
- Depth
- 550 mm
- Annual energy (label)
- 104 kWh
- Star rating index
- 4.472
- MEPS level (maximum allowed)
- 296 kWh
- kWh per adjusted litre
- 0.760
- Country of manufacture
- Germany, Bulgaria
New Zealand E3 registration details
- Registration number
- ARF3884
- GEMS registration id
- 177991
- Status
- approved, available (self-reported)
- Registration expires
- 15 August 2031
- Registered for sale in
- Australia, New Zealand
- Family
- –
- Designation
- Refrigerator
- Product class
- Class 1
- GEMS group
- Group 1: refrigerator without a low-temperature compartment, automatic defrost
- Regulatory standard
- Greenhouse and Energy Minimum Standards (Household Refrigerating Appliances) Determination 2019
- Test standard
- AS/NZS IEC 62552.3:2018
- Consumer type rule
- Designated a refrigerator (GEMS groups 1 to 3) with a total volume under 200 L
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. Manufacturer: miele.com.au. How the derived figures are calculated.