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Samsung RT21M62*3**

Most Efficient (EPA)

21.1 cu ft top freezer. Uses 10% less energy than the federal limit for its class. #242 of 393 top-freezer fridges 18+ cu ft, by yearly cost.

Source: EPA ENERGY STAR Certified Residential Refrigerators dataset, data.energystar.gov. Refreshed Oct 24, 2026.

$72 at 18.16¢/kWhper year
$716 at 18.16¢/kWhover 10 years
$4 at 18.16¢/kWh10-yr savings vs. similar size

Recall check

No CPSC recall found for this brand's fridges as of Oct 24, 2026

We search CPSC recall titles and product names for refrigerators, fridges and freezers. Always confirm at cpsc.gov.

Where it's sold

Samsung fridges: Samsung.com · Best Buy · The Home Depot · Lowe's · Costco

Confirmed from Samsung's own where-to-buy or retailer pages and retailer brand pages. Checked Oct 24, 2026. Not every seller stocks every model, so check the model number with the seller.

Rebates

Rebates change by ZIP code and store. Check rebates near you.

Your electric rate18.16¢per kWh. Find it on your bill. Default is the U.S. average.

Yearly cost, side by side

This model$72 at 18.16¢/kWh
Typical similar-size model (131 top freezer models)$72 at 18.16¢/kWh
Federal max for this class$80 at 18.16¢/kWh
Thirstiest certified top-freezer fridges$92 at 18.16¢/kWh
Good to know
Fridges run all day, so the EPA test figure is close to real use. A warm kitchen, frequent door opening and an ice maker can push it higher.

Also sold as

The EPA record lists no additional model numbers.

An asterisk in the model number stands for color or trim codes, so those finishes share these figures.

UPC: 887276213842; 887276213859; 887276213866

The EPA certifies this model number in more than one configuration. This page covers: 3 - Refrigerator-freezers - automatic defrost with top-mounted freezer without an automatic ice maker. Other: 3I - Refrigerator-freezer - automatic defrost with op-mounted freezer with automatic icemaker without through-the-door ice (478 kWh/yr).

Certification history

ENERGY STAR certified 2017-01-24. On the market since 2017-03-10. EPA record 2289261.

Energy and specs

TypeTop Freezer
Product class3 - Refrigerator-freezers - automatic defrost with top-mounted freezer without an automatic ice maker
Total capacity21.1 cu ft
Adjusted volume25.4 cu ft
Height × width67.8 × 32.9 in
Counter depthNo
CompactNo
Built-inNo
Ice makerNo
Through-door dispenserNo
DefrostAutomatic
Connected (smart)No
RefrigerantR-600a (GWP:3 | Lower GWP)
Annual energy use394 kWh
Federal max for its class439 kWh
MarketsUnited States, Canada

Source: EPA ENERGY STAR Certified Residential Refrigerators, record 2289261. Most Efficient reflects the EPA field "meets most efficient criteria".

Similar models from other brands

Rule: certified top-freezer fridges within 2 cu ft of this one (19.1 to 23.1 cu ft), other brands only, lowest energy first.

BrandModelSizeEnergyCost
WhirlpoolWRT549SZD*19.3 cu ft378 kWh$69 at 18.16¢/kWh/yr
AmanaARTX2419S***19.3 cu ft379 kWh$69 at 18.16¢/kWh/yr
WhirlpoolWRTX3319S***19.3 cu ft379 kWh$69 at 18.16¢/kWh/yr
WhirlpoolWRTX5419S***19.3 cu ft379 kWh$69 at 18.16¢/kWh/yr
WhirlpoolWRTX7419S***19.3 cu ft379 kWh$69 at 18.16¢/kWh/yr
GEGTE19DTN****19.2 cu ft379 kWh$69 at 18.16¢/kWh/yr
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