Nuwave 20638 Convection Oven Review
Our verdict
The Nuwave 20638 earns a 4.7-star average from 762 reviews at $137.99, which puts it among the better-rated affordable convection ovens by buyer consensus. Specific performance specs are not published for this model, so the strong rating is the primary reason to consider it.
Check price on AmazonBest for
Budget shoppers who trust high buyer consensus over detailed spec sheets and want a Nuwave oven in the $140 range
Skip if
You need confirmed wattage, capacity, temperature range, or dimensions before purchasing, as none of those are available for this model
- Priced 37% below the category median ($217.56 across 42 tracked models)
Our scorecard
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Owner rating4.7/5
4.7 average across 762 owner ratings
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Popularity3.8/5
762 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 toaster ovens, convection and pizza ovens, toasters, stand and hand mixers, bread machines and baking appliances 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 Nuwave 20638 is priced at $137.99 and stands out primarily because of its review data. A 4.7-star average from 762 buyers is a meaningful signal, placing it in the upper tier of buyer satisfaction for convection ovens at this price point. Nuwave has a track record in the countertop convection space with multiple models.', 'The available spec data for this model is sparse. No wattage, capacity, max temperature, dimensions, or material information is listed. This limits the ability to compare it against alternatives on paper. Buyers are relying on the brand reputation and the review pool rather than detailed published specs.', 'For a $137.99 purchase, the risk is relatively low if the review pattern holds. That said, the missing spec data means you are going in with less information than ideal. Reading current buyer reviews for any repeated complaints about size, heat, or build quality would be a smart step before ordering.']
Pros
- 4.7-star average from 762 reviews is one of the stronger satisfaction ratings in this price tier
- $137.99 price makes the risk manageable if it performs as buyers report
- Nuwave is an established brand with a broad convection oven product line
Cons
- No wattage, capacity, max temperature, or dimensions published
- Without specs, side-by-side comparison against competitors is not possible
- Buyers must rely almost entirely on review sentiment rather than objective data
Performance notes
No published specifications are available for the Nuwave 20638 in the current product data. Wattage, interior capacity, maximum temperature, weight, and dimensions are all unlisted. Performance assessment is limited to the inference that 762 buyers rating it 4.7 stars suggests it functions reliably for standard countertop convection cooking tasks.
What buyers say
With 762 reviews averaging 4.7 stars, buyer sentiment is notably positive for the price tier. This is a high-confidence consensus from a meaningful sample size. The gap between the spec data and the review score is unusual, but the rating itself suggests the oven is meeting or exceeding expectations for most buyers.
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Frequently asked questions
Why are there no specs listed for the Nuwave 20638?
The product listing for this model does not include published wattage, capacity, or temperature data in the available information. This sometimes happens with newer listings or when manufacturers do not include full technical sheets on the product page. Contact the seller or Nuwave directly if specific specs are needed before purchasing.
Should I trust a 4.7-star rating from 762 reviews?
A rating that high from over 700 buyers is a strong positive signal. It suggests the large majority of purchasers found the product worked as expected. No product is perfect, so reading a sample of the most critical reviews is still worthwhile, but this review profile is above average for the category.