Question: what is the difference between 18 and 20 gauge stainless steel?
Answer: 18 gauge vs 20 gauge stainless steel sinks 18 gauge features 0.05-inch thickness and 20 gauge features 0.0375- inch. 18 gauge stainless steel is thicker than that of 20 gauge. So, 18 gauge sinks are more durable than 20 gauge. 18 gauge sinks come with somewhat higher price tag than that of 20 gauge sinks.