Frigidaire EFR441AMZ 4.5 cu ft vs Summit FF1843BSSADA 18-inch

Last updated: November 9, 2026

The Frigidaire EFR441AMZ 4.5 cu ft is the better undercounter refrigerator overall, rated 3.5 to 2.8. The Frigidaire EFR441AMZ 4.5 cu ft leads on value and capacity. The Summit FF1843BSSADA 18-inch wins on warranty. The Frigidaire EFR441AMZ 4.5 cu ft costs $1,342.40 less ($249.99 vs $1,592.39).

Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.

Frigidaire EFR441AMZ 4.5 cu ft vs Summit FF1843BSSADA 18-inch

Which should you buy?

Scores side by side

Each factor is scored 0-100 against the same fixed reference points for every refrigerators undercounter refrigerator; a clear win is highlighted. How we rank explains each one.

Factor weightFrigidaire EFR441AMZ 4.5 cu ftSummit FF1843BSSADA 18-inch
Overall rating3.5/52.8/5
Value 30%100 $55.55 per cu ft ($249.99, 4.5 cu ft)1 $589.77 per cu ft ($1,592.39, 2.7 cu ft)
Capacity 15%67 4.5 cu ft7 2.7 cu ft
Installation 20%35 front venting not stated, indoor use70 front venting for built-in use, indoor use
Energy use 15%50 energy use not published (neutral score used)67 250 kWh a year
Noise 5%50 noise level not published (neutral score used)92 33.1 dB
Warranty 15%0 1-year warranty40 1-year warranty, 5 years on the compressor

Specifications

Frigidaire EFR441AMZ 4.5 cu ftSummit FF1843BSSADA 18-inch
Storage
Capacity4.5 cu ft2.7 cu ft
Defrost-Automatic
Installation
Width20.3 in17.8 in
Height32.1 in31.5 in
Depth22.2 in24 in
Built-in (front venting)-Built-in
Outdoor useIndoorIndoor
Reversible doorYesYes
Lock-Yes
Running
Energy use-250 kWh/yr
Noise-33.1 dB
Build
Weight50.7 lb103 lb
Warranty1 year1 year
Compressor warranty-5 years

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