Samsung and Kenmore each have affordable refrigerators and expensive ones, so neither brand is "cheaper" unless you narrow down what options you want.
Kenmore
Kenmore.
A refrigerator (well, technically, a freezer, but most refrigerators have freezer compartments). DRY ICE
North Star
The appliance is manufactured by Sears Holdings, the parent company of Kenmore Appliances, and its associate-partner companies.
RCA Refrigerators
Sears makes Kenmore grills
Amana products are made by Whirlpool. Amana was sold to Whirlpool in 2002.
Kenmore
Kenmore
Kenmore