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21 Cubic Foot Refrigerator Comparison - September 2025
| 1 Best Choice  9.7Exceptional | 2  9.6Exceptional | 3  9.4Excellent | 4 Best Value  9.2Excellent | 5  9.0Excellent | 6  8.9Very Good | 7  8.8Very Good |
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ModelKoolMore KM-RERFDSS-18C 30-Inch and 18.5 cu. ft. Counter Depth French Refrigerator with Three Doors and Deep Freezer in Stainless-Steel, Silver | Model 21 cu.ft Upright Freezer, Freezer Upright Frost Free Upright Freezers with LED Display,Stainless Steel Convertible Refrigerator Freezer for Garage,Kitchen Use | Model KoolMore KM-RUF-21S 21 cu. ft. Upright Convertible Freezer/Refrigerator, 2-in-1 Appliance, Storage for Fresh or Frozen Food and Drinks, Clear Shelves and Drawers [Silver] | Model Kenmore 30 in. 18.2 cu. ft. Capacity Refrigerator/Freezer Adjustable Glass Shelving, Humidity Control Crispers, Gallon Door Bins, Black | Model Kenmore 30 in. 18.2 cu. ft. Capacity Refrigerator/Freezer Adjustable Glass Shelving, Humidity Control Crispers, Gallon Door Bins, White | Model Kenmore 21 Cu. Ft. (600L) Convertible Upright Freezer/Refrigerator | Garage-Ready | Frost-Free | Digital Touch Controls | Quick Freeze | LED Interior Light | White | For Basement Garage Shed Cottage | Model Kenmore 33 in. 20.5 cu. ft. Capacity Refrigerator/Freezer with Full-Width Adjustable Glass Shelving, Humidity Control Crispers, ENERGY STAR Certified, Fingerprint Resistant Stainless Steel |
BrandKoolMore | Brand Smad | Brand KoolMore | Brand Kenmore | Brand Kenmore | Brand Koolatron | Brand Kenmore |
Reviews | Reviews | Reviews  | Reviews | Reviews | Reviews - | Reviews  |
Tech Specs | ||||||
door hinges French Door | door hinges Right | door hinges Right | door hinges Reversible | door hinges Reversible | door hinges Right | door hinges Reversible |
form factor French Door, Compact | form factor Convertible | form factor Compact | form factor Freezer Top | form factor Freezer Top | form factor Compact | form factor Freezer Top |
shelves 2 | shelves 4 | shelves 4 | shelves 4 | shelves 4 | shelves 4 | shelves 4 |
capacity 18.5 Cubic Feet | capacity 594 Liters | capacity 21 Cubic Feet | capacity 18.2 Cubic Feet | capacity 18.2 Cubic Feet | capacity 21 Cubic Feet | capacity 20.5 Cubic Feet |
installation type Counter-Depth | installation type Freestanding | installation type Drop-In | installation type Freestanding | installation type Freestanding | installation type Freestanding | installation type Freestanding |
product dimensions 30.1 x 29.5 x 66.6 inches | product dimensions 28.9 x 32.8 x 76.8 inches | product dimensions 28.9 x 32.7 x 76.7 inches | product dimensions 30.75 x 29.53 x 66.38 inches | product dimensions 30.75 x 29.53 x 66.38 inches | product dimensions 28.94 x 32.76 x 76.77 inches | product dimensions 30.75 x 32.68 x 66.38 inches |
item weight 180 Pounds | item weight 201 pounds | item weight 225 Pounds | item weight 163 Pounds | item weight 163 Pounds | item weight 195.65 Pounds | item weight 176 Pounds |
special features Humidity Control, Humidity Controlled Crsiper, Automatic Defrost, LED Controls | special features Adjustable Shoe, Easy to Install, Wheels, Quiet, Frost Free | special features Convertible Freezer/Fridge | special features Energy Efficient, Automatic Defrost, Adjustable Shelves | special features Energy Efficient, Automatic Defrost, Adjustable Shelves | special features Automatic Defrost | special features Energy Efficient, Automatic Defrost, Adjustable Shelves |
annual energy consumption 465 Kilowatt Hours Per Year | annual energy consumption 594 Kilowatt Hours Per Year | annual energy consumption 552 Kilowatt Hours | annual energy consumption 365 Kilowatt Hours Per Year | annual energy consumption 365 Kilowatt Hours Per Year | annual energy consumption 493 Kilowatts | annual energy consumption 385 Kilowatt Hours Per Year |
voltage 115 Volts | voltage 110 Volts AC | voltage 120 Volts | voltage 115 Volts | voltage 115 Volts | voltage 115 Volts | voltage 115 Volts |
brand name KoolMore | brand name Smad | brand name KoolMore | brand name Kenmore | brand name Kenmore | brand name Kenmore | brand name Kenmore |
defrost Automatic | defrost Automatic | defrost Automatic | defrost Automatic | defrost Automatic | defrost Automatic | defrost Automatic |
batteries required No | batteries required No | batteries required No | batteries required No | batteries required No | batteries required No | batteries required No |
model info KM-RERFDSS-18C | model info FBA-DSD-772WMU SS | model info KM-RUF-21S | model info 30 in. | model info 30 in. | model info KKUF21-W | model info 33 in. |
refrigerator fresh food capacity 18.5 Cubic Feet | refrigerator fresh food capacity - | refrigerator fresh food capacity 21 Cubic Feet | refrigerator fresh food capacity 13.88 Cubic Feet | refrigerator fresh food capacity 13.88 Cubic Feet | refrigerator fresh food capacity 21 Cubic Feet | refrigerator fresh food capacity 15.63 Cubic Feet |
color Silver | color - | color Silver | color Black | color White | color White | color Fingerprint Resistant Stainless Steel |
crispers drawers 2 | crispers drawers 2 | crispers drawers 2 | crispers drawers 2 | crispers drawers 2 | crispers drawers - | crispers drawers 2 |
customer reviews4.2 4.2 out of 5 stars 36 ratings 4.2 out of 5 stars | customer reviews 4.3 4.3 out of 5 stars 126 ratings 4.3 out of 5 stars | customer reviews 5.0 5.0 out of 5 stars 1 rating 5.0 out of 5 stars | customer reviews 3.9 3.9 out of 5 stars 20 ratings 3.9 out of 5 stars | customer reviews 3.9 3.9 out of 5 stars 20 ratings 3.9 out of 5 stars | customer reviews - | customer reviews 3.6 3.6 out of 5 stars 8 ratings 3.6 out of 5 stars |
freezer capacity 5.58 Cubic Feet | freezer capacity - | freezer capacity 21 Cubic Feet | freezer capacity 4.27 Cubic Feet | freezer capacity 4.27 Cubic Feet | freezer capacity 21 Cubic Feet | freezer capacity 4.88 Cubic Feet |
number of doors 3 | number of doors - | number of doors 1 | number of doors 2 | number of doors 2 | number of doors 1 | number of doors 2 |
certification Energy Star | certification - | certification CSA | certification Energy Star | certification Energy Star | certification DOE | certification Energy Star |
shelf type Glass | shelf type - | shelf type Plastic | shelf type Glass | shelf type Glass | shelf type Wire | shelf type Glass |
included components 1 Freezer Drawers, French Door Refrigerator, 2 Shelves, 6 Refrigerator Door Baskets, 2 Refrigerator Drawers | included components LED Control Panel | included components 1 Convertible Upright Refrigerator/Freezer, 2 Drawers, 4 Adjustable Shelves and 4 Door Shelves. | included components - | included components - | included components 4 x wire shelves, 1 x wire basket | included components - |
door material type Stainless Steel | door material type Stainless Steel | door material type - | door material type - | door material type - | door material type Painted Metal | door material type Stainless Steel |
Available On  | Available On | Available On | Available On | Available On | Available On | Available On |
Our Top 3 Picks
Here are the top 3 recommended products with more information to help you find the right product for you
9.7
1KoolMoreKoolMore KM-RERFDSS-18C 30-Inch and 18.5 cu. ft. Counter Depth French Refrigerator with Three Doors and Deep Freezer in Stainless-Steel, Silver
Why we love it
Spacious and adjustable interior.
Energy-efficient with automatic defrost.
Modern design fits any kitchen.
Main highlights- Spacious Capacity And Adjustable Shelving – At 18.5 Cu. Ft. This Refrigerator Clearance Lines Up With Your Kitchen Counters But Still Provides Two Large Freezer Drawers, 6 Door Bins, And Adjustable Glass Shelving For All Your Food Items.
- Premium French Door Refrigerator – The KoolMore Stainless-Steel Refrigerator Provides All The Storage And Accessibility You Need With Plenty Of Room For Food And Drinks, And Double Crispers With Humidity Control
- Precision Temperature Control Designed with a double-flow cooling system and digital temperature control our stainless-steel fridge offers equal distribution of cool temperatures to keep fruit, vegetables, and meat fresher, longer.
- Modern Stainless-Steel Design – A Flat Finish With Easy-Open Handles This Counter Depth French Door Refrigerator Fits In Seamlessly With Your Other Appliances And Sits At Just The Right Height And Depth For Contemporary Kitchens
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9.6
2Smad18% Off
21 cu.ft Upright Freezer, Freezer Upright Frost Free Upright Freezers with LED Display,Stainless Steel Convertible Refrigerator Freezer for Garage,Kitchen Use
Main highlights- Upright Freezers with Alarm: The constant temperature cooling system keeps the upright freezer at a uniform temperature. It will sound an alarm to alert users if the temperature is abnormal or if the door is left open for an extended period
- Stable Freezer Upright: The LED display offers an intuitive control interface. The built-in light ensures clear visibility of contents. The temperature range is -11 ° F to 10 ° F for freezer mode and 35 ° F to 46 ° F for fridge mode
- Spacious Upright Freezer: With a 21 cu ft capacity, this upright freezer offers 4 shelves, 2 humidity-controlled crisper drawers, and 4 door bins, providing ample storage for food. Ideal for the storage needs of large families. SIZE: 32.8x28.9x76.8 inches
- Ideal Choice Freezer Upright: Stainless steel finish wear resistance, and easy cleaning. Freestanding design with 2 rollers and 2 adjustable front leveling legs for stability on uneven floors. Perfect for homes, kitchens, apartments or garages use
- Frost-Free Design and Quick-Freeze: This upright freezer's frost-free technology prevents frost buildup, minimizing cleaning and defrosting. The quick-freeze function rapidly freezes large quantities of food, perfect for after a fresh shopping trip
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9.4
3KoolMore
KoolMore KM-RUF-21S 21 cu. ft. Upright Convertible Freezer/Refrigerator, 2-in-1 Appliance, Storage for Fresh or Frozen Food and Drinks, Clear Shelves and Drawers [Silver]
Why we love it
Spacious 21 cu. ft. capacity.
Convertible fridge/freezer mode.
Energy-efficient operation.
Main highlights- Large Capacity Upright Appliance – KoolMore convertible freezer/refrigerator units boast 21 cu. ft. to expand overall load capacity. There’s also an electronic control panel to support temperature changes and an interior LED light for enhanced clarity.
- Expanded Shelf and Drawer Storage – This all-in-one fridge/freezer combo features four adjustable shelves and two clear drawers, as well as plenty of adjustable door trays, to maximize your storage efficiency and to help you store fruit, vegetables, meat, fish, beverages, and more.
- Energy Performance – Along with four cold settings and a quick swap fridge/freezer button this 2-in-1 appliance is energy efficient to help reduce energy costs while expanding your food storage options at home or in the garage.
- Adjustable Legs and Rolling Wheels – Offering convenience and accessibility this fridge and freezer lets you adjust the legs to ensure upright stability and even boasts 2 rear easy-rolling wheels to help you move it around safely.
- 2-in-1 Fridge or Freezer – Designed to give you more storage options for fresh food, drinks, or frozen options: this garage ready fridge/freezer storage system lets you choose between either fridge mode or freezer mode. This makes it ideal for storing food in different seasons, supporting larger families, or saving more space in your upstairs kitchen fridge.
Our ranking system
At BestChoice.com, our team curates a selection of top products from a vast array available online, using a sophisticated ranking system based on carefully defined criteria.While traditional hands-on testing has its merits, our use of AI technology offers distinct advantages. AI allows us to process and analyze vast amounts of data from multiple sources, providing a comprehensive view that goes beyond what manual testing can achieve. This approach enables us to deliver insights that are aligned with current trends and consumer preferences, ensuring our reviews are both relevant and up-to-date.
Features
Our AI-driven analysis examines key attributes, capabilities, and other critical factors tailored to each product category. This method allows us to assess effectiveness from various perspectives, ensuring a well-rounded evaluation.
Consumer Reviews
We aggregate and evaluate consumer feedback from across the internet, giving weight to ratings and reviews that reflect the most reliable insights. AI enhances this process by filtering and prioritizing data, offering a balanced view without the need for direct personal endorsements.
Popularity
Our system also considers the popularity of products, analyzing factors such as market presence, reputation, and user satisfaction. By leveraging AI, we capture a comprehensive picture of a product's standing in the market, which may not always be evident through traditional testing.
Value for money
AI allows us to compare products based on attributes like price, specifications, and user feedback, helping to determine their value for money. This data-driven approach offers an efficient and reliable way to assess how products stack up against one another in terms of cost-effectiveness.
