Liebherr MF 3661vsSub-Zero DEC3650FI/*
Side-by-side freezer comparison
Liebherr MF 3661
Capacity
18.9cu ft
Annual Energy
535kWh/yr
Better Than Standard
22%
Well above minimum
Type
Upright Freezer
Sub-Zero DEC3650FI/*
Capacity
19.4cu ft
Annual Energy
621kWh/yr
Better Than Standard
10%
Type
Upright Freezer
Key differences
Liebherr MF 3661 is 14% more efficient at 535 kWh/yr versus 621 kWh/yr for the Sub-Zero DEC3650FI/*. The Sub-Zero DEC3650FI/* is larger at 19.4 cu ft versus 18.9 cu ft.
Capacity
| Spec | Liebherr | Sub-Zero |
|---|---|---|
| Total Volume(cu ft) | 18.9 | 19.4 |
| Adjusted Volume(cu ft) | 33.3 | 34.1 |
Energy
| Spec | Liebherr | Sub-Zero |
|---|---|---|
| Annual Energy Use(kWh/yr) | 535 | 621 |
| US Federal Standard(kWh/yr) | 673 | 681 |
| Better Than Standard(%) | 22 | 10 |
| Most Efficient | No | No |
Configuration
| Spec | Liebherr | Sub-Zero |
|---|---|---|
| Type | Upright Freezer | Upright Freezer |
| Product Class | 9I-BI - Built-In upright freezers with automatic defrost with an automatic icemaker | 9I-BI - Built-In upright freezers with automatic defrost with an automatic icemaker |
| Defrost Type | Automatic | Automatic |
| Compact | No | No |
| Built In | Yes | Yes |
| Ice Maker | Yes | Yes |