9 Best 18 Inch Dishwashers 2025 in the United States

The Honeywell 18 Inch Dishwasher is a compact and efficient option for those with limited kitchen space, offering a suitable capacity of 8 place settings. This makes it a great choice for smaller households or apartments. One of its notable strengths is the stainless steel tub, which enhances its durability and performance. The Energy Star rating indicates it operates efficiently, helping to keep energy costs down.

With 6 wash cycles including options for heavy, eco, and rapid cleaning, this dishwasher provides versatility to meet various cleaning needs, making it user-friendly for different types of loads. The 42 dB noise level is relatively quiet, allowing it to run without causing much disturbance in the home.

There are some drawbacks to consider. While the 8 place settings are adequate for small families, larger households might find it limiting. The built-in style means it needs to be installed under the counter, which may not suit every kitchen layout. Additionally, while the controls are straightforward, some users may prefer more advanced features or smart technology, which this model lacks. The 24-hour delay timer adds convenience for scheduling washes, though it may not be essential for everyone. This dishwasher is a solid choice for individuals or small families looking for an energy-efficient, space-saving unit that can handle everyday dishwashing tasks without much fuss.

The SPT SD-9263W is a compact 18-inch portable dishwasher that brings convenience and efficiency to small kitchens or apartments. With an 8-place setting capacity and 6 wash programs, such as Heavy, Normal, Eco, and Rapid, it caters to various cleaning needs. The stainless steel interior enhances durability and helps maintain cleanliness, while its ENERGY STAR certification indicates it operates efficiently, consuming about 265 kilowatt-hours per year.

One of the standout features is its relatively low noise level at 52 dB, which is suitable for those who prefer a quieter kitchen environment. Installation is easy, as it is a freestanding model that connects directly to the kitchen faucet, making it ideal for renters or those not wanting to commit to built-in appliances.

There are a few drawbacks to consider. While the capacity is decent for small households or limited dishware, larger families may find it insufficient. The 5-gallon water consumption per cycle is reasonable but could be higher compared to some other models. Users have also noted that while the wash cycles are generally effective, they might take longer than expected for certain settings, which could be a hassle during busy times. It's essential to handle it with care, given that it's a portable model.

The EdgeStar BIDW1802 is a compact 18-inch built-in dishwasher that effectively caters to small kitchens or space-constrained areas, accommodating up to eight place settings. Its sleek stainless steel design and Energy Star certification make it an appealing choice for eco-conscious users. Notably, it operates quietly at 52 decibels, which is a significant advantage for maintaining a peaceful home environment during use.

One of the standout features is its versatility, offering six wash cycles including Heavy, Normal, ECO, Glass, Rapid, and Rinse, along with options for sanitizing and heated drying, allowing for customized cleaning based on your specific needs. The inclusion of a leakage sensor is a wise safety feature, automatically cutting off water flow if a leak is detected, which helps prevent water damage.

There are some considerations to keep in mind. While the 8 place setting capacity is suitable for smaller households, it may not meet the needs of larger families or those who often entertain guests. Additionally, some users might find that the drying performance can vary, especially with plastic items, which may require additional drying time or manual drying afterward. The compact dimensions (17.75 inches wide) make it a great choice for replacing older appliances like trash compactors, but potential buyers should ensure their kitchen setup can accommodate these specific measurements.