The KitchenBoss G300 is one of the best-supported circulators in its price range, backed by over 2,200 reviews and a 4.5-star average at $105.99. Its 16.9 qt capacity and 1100W output make it a practical choice for cooks who batch-prep meals or entertain regularly.
Home cooks who want strong community validation, solid capacity, and 1100W performance without breaking $110.
Skip if
You want app or Wi-Fi control, or need a circulator for container volumes above 17 quarts.
Capacity 16.9 qt
Power 1100 W
Material Stainless Steel
Controls Touch
Color Silver
Dimensions 2.8 X 2.8 X 15 In
Priced 11% below the category median ($118.55 across 11 tracked models)
Capacity of 16.9 qt - smaller than 60% of the 11 models we track
Weight of 3.6 lb - heavier than 62% of the 11 models we track
Pros
Over 2,200 reviews at 4.5 stars is one of the strongest track records in the category
16.9 qt capacity supports large batch cooking
1100W heats water quickly compared to 800W budget models
Stainless steel build at a mid-range price
Slim 2.8-inch diameter leaves room in the pot
Cons
No app or Wi-Fi connectivity
No published maximum temperature spec
Not the cheapest 1100W option available
Our scorecard
4.5/5overall
Owner rating4.5/5
4.5 average across 2,255 owner ratings
Popularity5.0/5
2,255 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 slow cookers, electric pressure and rice cookers, sous vide, food dehydrators, egg cookers, popcorn poppers, and ice cream and shaved ice machines 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 KitchenBoss G300 is a stainless steel immersion circulator that draws 1100W and is rated for containers up to 16.9 quarts. At 15 inches tall and 2.8 inches in diameter, it fits easily alongside food in a standard stockpot without crowding the cooking space.
Controls are touch-based and mounted directly on the unit. There is no companion app, which keeps the interface clean and removes wireless connectivity as a potential failure point. The silver stainless finish holds up well to kitchen humidity and is straightforward to wipe down.
With 2,255 ratings averaging 4.5 stars, the G300 is among the most-reviewed sous vide circulators in this price band. That volume of feedback gives prospective buyers a realistic picture of long-term reliability. At 3.6 lb and 120V, it is easy to use in any US kitchen.
Performance notes
At 1100W, the G300 heats a fully loaded 6 to 8 quart pot meaningfully faster than 800W competitors. The 16.9 qt capacity rating means it can circulate effectively in containers up to roughly a 4-gallon cooler, which is useful for batch cooking whole chickens or large cuts. The 3.6 lb weight is typical for a circulator this size and clamps securely to most container edges.
What buyers say
A 4.5-star rating from 2,255 reviews is strong evidence of consistent buyer satisfaction. This level of review volume is uncommon for sous vide circulators under $110 and suggests the G300 has maintained quality over several production runs. Common praise highlights ease of use and reliable temperature accuracy. Critical notes tend to mention the absence of app control.
Similar slow cookers, electric pressure and rice cookers, sous vide, food dehydrators, egg cookers, popcorn poppers, and ice cream and shaved ice machines to consider
What size container works best with the KitchenBoss G300?
The G300 is rated for containers up to 16.9 quarts. A 6 to 12 quart stockpot is the most common pairing for everyday cooking. Larger vessels, such as a full-size cooler, work well for long cooks or big batch sessions as long as you stay within the 16.9 qt limit.
Does the G300 require a smartphone to operate?
No. The G300 runs entirely through touch controls on the unit itself. There is no required app and no Wi-Fi or Bluetooth pairing involved. You set the temperature and timer directly on the circulator.
How does the G300 compare to the KitchenBoss G330?
The G300 is a touch-only model at $105.99, while the G330 adds app and Wi-Fi control and costs $169.99. Both run at 1100W, but the G330 has a slightly larger 21.1 qt capacity. If remote monitoring matters to you, the G330 is worth the upgrade; if you prefer simplicity, the G300 delivers the same core cook performance.
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