The Salton SMW12BK is a gentler, slimmer cousin to the standard SMW12, using 77 watts instead of 200. That lower output makes it better suited to keeping an already-hot drink at temperature rather than reheating a cooled one. At $29 it costs twice as much as the SMW12, so the decision comes down to whether you value the lower profile.
Desk workers who want a slim, unobtrusive warmer that quietly holds a hot mug at temperature throughout the morning without generating a lot of surface heat.
Skip if
You need to reheat coffee that has gone cold, or want the cheapest possible option since the SMW12 delivers more wattage for half the price.
Wattage 77 W
Color Black
Dimensions 10.5 X 6.25 X 1.3 In
Weight 6.4 lb
Voltage 120 Volts
Wattage of 77 W - higher than 60% of the 7 models we track
Weight of 6.4 lb - heavier than 67% of the 7 models we track
Our scorecard
4.3/5overall
Owner rating4.3/5
4.3 average across 1,700 owner ratings
Popularity3.6/5
1,700 owner reviews, more than most models here
The overall score is owner satisfaction weighted by how many reviews back it, so a high rating from few reviews counts for less. The bars below show where this model stands against the other coffee makers, kettles and brewers we track in this category on price, popularity and size. Context, not marks against it, and our read of the data, not a lab test.
Overview
The Salton SMW12BK occupies a middle ground in the brand's warmer lineup. It runs on 77 watts, which is enough to maintain a drink that is already hot but is not going to rescue a mug that has been sitting for 30 minutes. The pad measures 10.5 by 6.25 inches and is only 1.3 inches tall, giving it a lower profile than the standard SMW12.
At 6.4 pounds this unit is surprisingly heavy for its size, which does mean it stays put on a desk. The black finish works with most office setups. It runs on 120 volts and needs no special outlet.
With 1,700 ratings at 4.3 stars, buyer satisfaction mirrors the flagship model. The lower wattage appeals to people who have found high-wattage warmers too aggressive for fine china or mugs with printed designs they do not want to fade.
Pros
Low 77W output is gentler on mugs with decorative finishes or delicate ceramic
1.3-inch height keeps the profile minimal on a desk or countertop
4.3-star average across 1,700 reviews shows consistent buyer satisfaction
10.5 by 6.25 inch pad accommodates most standard mug footprints
Cons
At $29 it costs roughly twice the SMW12 but delivers far less wattage
77W is not enough to meaningfully reheat a mug that has cooled down
No temperature control or indicator light on the unit
Performance notes
The 77-watt heating element is well within the range that keeps a hot drink at drinking temperature without scorching the bottom of delicate mugs. The 1.3-inch pad height is lower than many competitors, which can be useful if desk space under a monitor arm or shelf is limited. The 6.4-pound weight is on the heavier side for a slim pad, but that weight does help with stability.
What buyers say
Reviewers appreciate the lower heat output and say it is a good fit for porcelain and thin-walled mugs. Several buyers mention it runs all day at the office without concern. A handful of reviewers note that if you let your coffee get cold it will not save it, so expectations around that should be set accordingly.
What is the difference between the SMW12 and the SMW12BK?
The main difference is wattage and price. The SMW12 runs at 200W and costs around $15. The SMW12BK runs at 77W and costs around $29. The lower wattage in the BK model means a gentler heat that maintains temperature rather than aggressively reheating.
Is the Salton SMW12BK good for a glass mug?
The lower 77W output is less likely to cause thermal shock to glass than a high-wattage warmer, but no warmer is designed specifically for glass. Use common sense and do not place a cold glass mug directly on a hot surface. Email [email protected] with specific questions.
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