Onion Review
Based on online research and 52 Onion reviews, Onion's overall score is 3.9 out of 5 stars. Onion's review score is based on Onion's customer ratings, its brand popularity, its price competitiveness, as well as the breadth and quality of features it offers to customers. The Onion review table below incorporates summarizes 52 Onion ratings on 6 features. You can also compare Onion against popular alternatives like Newegg, Wirecutter and Batteries Plus. Or you can view the top 50 brands in similar categories, such as home & garden brands, home improvement and household electronic parts brands.
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eCommerce rating
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Onion Review: Onion Pros & Cons
Onion (onion.io) is a well-known household electronic parts brand which competes against other household electronic parts brands like Newegg, Wirecutter, Batteries Plus, Monoprice and Best Buy Canada. Based on our in-depth Onion review, when compared to its competitors, Onion is a mid-range performing brand within its category. Read the full Onion.io review below for more details.
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Knoji has 52 Onion reviews and ratings as of June 16, 2026. Knoji editors and the Knoji shopper community have reviewed Onion and compared it against 1,228 top household electronic parts brands, reviewing Onion based on product and store features. Knoji reviews and ranks Onion.io and other household electronic parts brands based on how many features each offers and based on a 5-star rating scale. Based on these factors and 52 Onion reviews, Onion earns an overall score of 3.9 out of 5.0 points. Onion offers 6 total features. Onion's review score also factors in its popularity, which is in the mid-range compared to competing .
