Highest Rated Garbage Disposals: Buying Guide

[Last Updated: October 2017] Anyone who has had to replace a garbage disposal knows how frustrating it can be. Ideally, a garbage disposal should be reliable for many years to come. When choosing a new garbage disposer, it is important to find one with a reputation for reliable long-term use.

We researched the garbage disposal models that are on the market today, looking at which manufacturers and models are the most well-regarded by consumers. A summary of each of the resources we used follows. All ratings listed below are out of a possible five stars.

Our top ten highest rated garbage disposals available at Amazon

Based on what shoppers on Amazon had to say, we rated four models by InSinkErator above the rest.  A Whirlpool Gold model takes the middle spot in the top ten, followed by another InSinkErator unit. The next four highest rated models are all by Waste King, rounding out the top ten list.

rating model
4.8 InSinkErator Evolution Excel 1.0 HP Household Garbage Disposer
4.8 InSinkErator Evolution Septic Assist 3/4 HP Household Garbage Disposer
4.8 InSinkErator Evolution Pro Excel 1 HP Garbage Disposer, Stainless Steel
4.7 InSinkErator Evolution Essential 3/4 HP Household Garbage Disposer
4.6 InSinkErator Evolution Compact 3/4 HP Household Garbage Disposer
4.6 Waste King Legend Series L-111 1/3 HP Continuous Feed Operation Garbage Disposer
4.6 Waste King L-8000 Legend Series 1.0-Horsepower Continuous-Feed Garbage Disposal
4.6 Waste King L-3300 Legend Series 3/4 HP Continuous Feed Operation Garbage Disposer
4.6 Waste King A1SPC Knight 1.0 Horsepower Garbage Disposal


Amazon summary

Amazon customers appear to prefer InSinkErator models the best, but they also rate the Waste King units very highly. These two companies dominate the sales on the site and enjoy high customer ratings. Overall, the InSinkErator Evolution series were the most likely to be both highly rated and high on the best seller list.

Top highest rated garbage disposals from Best Buy

Best Buy customers clearly favored Waste King models over other brands that are available at the store. Based on what we found researching Best Buy, we compiled our list as follows: The top three spots on the list are held by Waste King. The Waste King Legend Series 1 horsepower unit claims the top spot, and is the only unit rated close to five stars. The final spot on the top rated list is claimed by a KitchenAid 1 horsepower disposer.

rating model
4.7 Waste King – Legend Series 1 HP Disposer – Stainless-Steel
4.3 Waste King – 1/2 HP EZ Mount Disposer
4.1 Waste King – 3/4 HP EZ Mount Disposer
3.5 KitchenAid – 1 HP Disposer


Best Buy summary

Models by Waste King claim high spots on best-selling lists as well as highest rated lists at Best Buy. The Legend Series 1 horsepower model by Waste King is the clear favorite overall, claiming the title of best seller, and being rated much higher than any other model.  The rest of the available units aside from Waste King do not appear on both the high rating and best selling lists.


As InSinkErator models do not appear be available at Best Buy, we can only see how well they stack up against Waste King based on Amazon’s statistics. These two companies are the clear favorites overall, with the standout units being the Waste King Legend series and the InSinkErator Evolution series.

Keep in mind other factors when choosing a model, such as size, noise level, and horsepower. These factors combined with popularity and customer ratings will help you choose the unit that is right for your kitchen.

Sources: Bestbuy.com, Amazon.com