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The best 21 cu ft refrigerator gives a family of three or four plenty of room without the bulk of a 25 cu ft model. At this size you can choose a bottom freezer, a side-by-side, a top freezer or a counter-depth French door.
We compared 20 to 22 cubic foot refrigerators on Amazon on layout, dimensions, energy listings and features.
Quick Answer: The Best 21 Cu Ft Refrigerator
- Best OverallGE 21 Bottom Freezer
- Best Budget Side-by-SideElement 21.4 Side-by-Side
- Best 33-InchWhirlpool 21 White Side-by-Side
- Best Counter DepthGE 21.9 Counter-Depth
- Best Garage ReadyKenmore 20.2 Garage Ready
- Best 4-DoorFrigidaire Gallery 21.5 4-Door
GE 21 bottom freezer is the best 21 cu ft refrigerator for most families: ENERGY STAR at 488 kWh a year with fresh food at eye level. Element 21.4 is a shallow budget side-by-side, Whirlpool 21 is a 33-inch white side-by-side, GE 21.9 is counter depth, Kenmore 20.2 is garage ready and Frigidaire Gallery 21.5 is a 4-door.
Best 21 Cu Ft Refrigerator Comparison Table
| Product | Best For | Type | Key Feature | Buy |
|---|---|---|---|---|
| GE 21 Bottom Freezer | Best Overall | 30-inch bottom freezer | 21 cu ft, ENERGY STAR | Check Price |
| Element 21.4 Side-by-Side | Best Budget Side-by-Side | 36-inch side-by-side | 21.4 cu ft, 28.8 in. deep | Check Price |
| Whirlpool 21 White Side-by-Side | Best 33-Inch | 33-inch side-by-side, white | 21.4 cu ft, white | Check Price |
| GE 21.9 Counter-Depth | Best Counter Depth | 36-inch counter-depth French door | 21.9 cu ft | Check Price |
| Kenmore 20.2 Garage Ready | Best Garage Ready | 30-inch top freezer, garage ready | 20.2 cu ft | Check Price |
| Frigidaire Gallery 21.5 4-Door | Best 4-Door | 36-inch counter-depth 4-door | 21.5 cu ft | Check Price |
The 6 Refrigerators We Recommend
Measure the opening width, height and depth, plus the door swing and the path through your entry doors, before you order a full-size refrigerator. Specs below come from each Amazon listing.
1. GE GBE21DYKFS 21 Cu. Ft. Bottom-Freezer Refrigerator, Fingerprint-Resistant Stainless, ENERGY STAR
1. GE puts fresh food up high.
👍 Pros & Cons
Pros
- ENERGY STAR
- Fits 30-inch openings
- Humidity crispers
- LED lighting
Cons
- Standard depth
- No dispenser
- Few reviews
📄 Detailed Review
- Capacity: 21 cu ft
- Width: 29.75"
- Energy: 488 kWh/year, ENERGY STAR
- Lighting: LED
- Crispers: Humidity-controlled
- Finish: Fingerprint-resistant stainless
GE’s GBE21DYKFS is a 30-inch-class bottom freezer that is ENERGY STAR certified at a listed 488 kWh a year.
LED lighting.
2. Element 21.4 Cu Ft Side-by-Side Refrigerator ERX21FDS
2. Element is shallow.
👍 Pros & Cons
Pros
- Shallow 28.8 in. depth
- Budget side-by-side
- Frost-free
- LED lighting
Cons
- No dispenser listed
- Few reviews
- Lesser-known brand
📄 Detailed Review
- Capacity: 21.4 cu ft
- Dimensions: 35.8" W x 28.8" D x 69.7" H (listed)
- Defrost: Frost-free
- Shelves: Tempered glass
- Lighting: LED
- Model: ERX21FDS
Element’s ERX21FDS is a budget 21.4 cubic foot side-by-side only 28.8 inches deep, with glass shelves and LED lighting.
Frost-free.
3. Whirlpool WRS321SDHW 21 Cu Ft White Side-by-Side Refrigerator
3. Whirlpool fits older cutouts.
👍 Pros & Cons
Pros
- 33 in. wide fits older cutouts
- Under 67 in. tall
- White finish
- Whirlpool parts everywhere
Cons
- Smaller freezer
- Basic features
- Price above rivals
📄 Detailed Review
- Capacity: 21.4 cu ft (14.63 fresh + 6.77 freezer)
- Dimensions: 32.75" W x 33.63" D x 66.63" H (listed)
- Crispers: Humidity-controlled
- Lighting: LED
- Energy: 659 kWh/year (listed)
- Finish: White
Whirlpool’s WRS321SDHW is a 33-inch white side-by-side under 67 inches tall, with humidity-controlled crispers and LED lights.
Under 67 in.
4. GE GWE22JYMFS 21.9 Cu. Ft. Counter-Depth French Door Refrigerator with Internal Dispenser
4. GE sits nearly flush.
👍 Pros & Cons
Pros
- Internal dispenser keeps doors clean
- Ice maker included
- Counter-depth
- Fingerprint-resistant
Cons
- No door ice dispenser
- Few reviews
- Needs 36-inch opening
📄 Detailed Review
- Capacity: 21.9 cu ft
- Dimensions: 35.63" W x 30.94" D x 69.88" H (listed)
- Water: Internal water dispenser
- Ice: Factory-installed ice maker
- Finish: Fingerprint-resistant stainless
- Defrost: Automatic
GE’s 21.9 cubic foot counter-depth French door keeps the water dispenser inside, with a factory ice maker in the freezer.
Internal water.
5. Kenmore 20.2 Cu. Ft. 30" Top-Mount Refrigerator with Inverter Compressor, Garage Ready
5. Kenmore handles 45-110°F rooms.
👍 Pros & Cons
Pros
- Garage ready 45–110°F
- Inverter compressor
- Larger capacity
- Fingerprint-resistant
Cons
- No ice maker
- Standard depth
- Taller than 18.1 model
📄 Detailed Review
- Capacity: 20.2 cu ft
- Dimensions: 29.72" W x 31.69" D x 68.78" H (listed)
- Compressor: Inverter
- Garage: Rated for 45°F to 110°F rooms (listed)
- Finish: Fingerprint-resistant metallic steel
- Ratings: 318 on Amazon
Kenmore’s 20.2 cubic foot top mount lists garage-ready performance from 45°F to 110°F and an inverter compressor.
Inverter.
6. Frigidaire Gallery GRMC2273CD 21.5 Cu. Ft. Counter-Depth 4-Door French Door Refrigerator
6. Frigidaire adds a flex drawer.
👍 Pros & Cons
Pros
- Convertible drawer
- Counter-depth
- Door ice and water
- Black stainless finish
Cons
- Premium price
- Few reviews
- Smaller freezer
📄 Detailed Review
- Capacity: 21.5 cu ft (13.1 fresh + 5.8 freezer + 2.6 convertible)
- Dimensions: 35.9" W x 32" D x 70.2" H (listed)
- Dispenser: External ice and water
- Drawer: Convertible temperature drawer
- Storage: SpaceWise organization
- Finish: Black stainless
Frigidaire Gallery’s 4-door adds a 2.6 cubic foot convertible drawer between the fridge and freezer in a counter-depth cabinet.
External dispenser.
How We Chose the Best 21 Cu Ft Refrigerator
To choose the best 21 cu ft refrigerator, we compared full-size refrigerators sold on Amazon in the U.S. on total capacity, outside width, depth and height, door layout, freezer location, ice and water features, listed energy use, ENERGY STAR status and warranty. We checked whether each model is standard depth or counter depth, whether the ice maker and water dispenser are inside or on the door, and how much clearance the doors need. We read owner reviews for recurring problems such as ice maker failures, uneven cooling, noisy fans and delivery damage, and we left out listings whose specifications contradicted themselves.
We checked efficiency claims against ENERGY STAR refrigerator guidance and food-safety temperatures against the FDA’s food storage advice (40°F or colder in the fridge, 0°F in the freezer). Our full process is explained on our How We Test page. We do not list prices or star ratings because they change daily.
How to Choose the Best 21 Cu Ft Refrigerator
Layout
Bottom freezers suit most families; side-by-sides need less door swing.
Depth
Standard depth holds more; counter depth looks built in.
Garage use
Only garage-ready models handle hot or cold garages.
Dispenser
External dispensers add convenience but take space.
Measure the path, not just the opening
Check doorways, hallways and turns on the delivery route. Many full-size refrigerators are about 30 to 36 inches deep with doors, and removing doors or handles may be needed to get through narrow entries.
Leave room for air and hinges
Manufacturers usually ask for a small gap at the top, sides and back for airflow, plus extra space on the hinge side so doors can open far enough for crisper drawers to slide out.
Standard depth vs counter depth
Standard-depth refrigerators usually stick out several inches past the counters but hold more food. Counter-depth models sit closer to flush for a built-in look, with less capacity for the same width.
Tips for Getting the Most From Your Refrigerator
- Measure door swing. Especially French doors.
- Check the delivery path. Doors and halls.
- Keep the freezer full. Holds temperature.
- Replace water filters on schedule. Clean water.
Below are common questions readers ask about choosing the best 21 cu ft refrigerator.
Frequently Asked Questions
What is the best 21 cu ft refrigerator?
GE 21 bottom freezer for most families, GE 21.9 for counter depth and Element 21.4 on a budget.
Is 21 cu ft big enough for a family of four?
Often yes for light shoppers.
How wide is a 21 cu ft refrigerator?
Usually 30 to 36 inches depending on style.
Are side-by-sides good at this size?
They work but have narrow shelves.
What is garage ready?
Rated for hotter or colder rooms than a kitchen.
How much clearance does a refrigerator need?
Follow the installation guide for your model; many ask for about an inch at the top and back and enough room on the hinge side for the doors to open fully.
How long should a new refrigerator run before I add food?
Many manufacturers suggest waiting several hours, and some up to 24 hours, for the fridge and freezer to reach set temperature before loading groceries.
Final Verdict
GE 21 bottom freezer is the best 21 cu ft refrigerator for most families, with GE 21.9 for counter depth and Kenmore 20.2 for garages. Pick the layout first to find the best 21 cu ft refrigerator for you.
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Prices and availability change often. Check the retailer listing for the current price, warranty and exact dimensions before you buy.
