Danby DDW621WDB Countertop Dishwasher Review

4.4 (2,008) Amazon rating$486.48

Our verdict

The Danby DDW621WDB is a well-regarded full-size countertop model with a quiet 52 dB cycle and a solid track record across more than 2,000 buyer reviews. At $486, it sits at the higher end of the countertop category, but the low noise and fully integrated controls give it a clean, kitchen-friendly presence.

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Best for

Renters or small-household cooks who want a quiet, full-featured countertop dishwasher and do not want to look at a control panel when the door is closed.

Skip if

You need maximum dish capacity or are on a tight budget, since there are capable options at $150 to $200 less.

  • Noise level 52 dB
  • Capacity 11.7 Liters
  • Controls Fully Integrated
  • Finish Glossy
  • Color White
  • Dimensions 19.69 X 21.65 X 17.24 In
  • Priced 56% above the category median ($312.26 across 18 tracked models)
  • Weight of 46.3 lb - heavier than 88% of the 18 models we track

Our scorecard

4.4/5 overall
  • Owner rating4.4/5

    4.4 average across 2,008 owner ratings

  • Popularity3.6/5

    2,008 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 vacuum sealers, built-in and countertop dishwashers, food slicers, meat and grain grinders, spice mills and kitchen prep 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 DDW621WDB measures 19.69 x 21.65 x 17.24 inches and weighs just over 46 lb, so it occupies a meaningful footprint on any counter. The glossy white finish and fully integrated controls give it an appliance-like appearance rather than a plasticky portable look. Running at 120 V, it works on any standard kitchen outlet without adapters.

At 52 dB, this is one of the quieter countertop dishwashers available. For context, a normal conversation runs around 60 dB, so 52 dB is noticeably subdued during a cycle. The 11.7-liter water reservoir means fill-and-go use without a direct plumbing connection, which suits renters who cannot modify their kitchens.

With over 2,000 reviews and a 4.4-star rating, buyer satisfaction is strong. The most common feedback centers on reliable cleaning performance and ease of setup. The price is the main hesitation point for budget shoppers, but buyers who prioritize low noise and a polished look tend to find the cost justified.

Pros

  • 52 dB noise level is among the quietest in the countertop category
  • Fully integrated controls keep the exterior clean and appliance-like
  • Glossy white finish looks at home in modern kitchens
  • Strong satisfaction record with 4.4 stars across 2,000-plus reviews
  • Standard 120 V plug works on any kitchen outlet

Cons

  • At $486, it costs significantly more than competing countertop models
  • No place-setting count specified, making direct capacity comparisons tricky
  • 46-plus lb weight means it is not easy to move once positioned

Performance notes

Noise level is rated at 52 dB, which is quiet enough that normal kitchen conversation can continue during a cycle. The unit draws 120 V power and holds 11.7 liters of water. Dimensions are 19.69 x 21.65 x 17.24 inches. No wattage figure is published, so energy cost per cycle cannot be calculated precisely.

What buyers say

With 2,008 reviews and a 4.4-star average, the DDW621WDB has one of the strongest satisfaction scores in this category. Buyers consistently highlight the quiet operation and ease of use. Negative notes tend to cluster around the price rather than any performance shortfall.

Specifications

Noise level
52 dB
Capacity
11.7 Liters
Controls
Fully Integrated
Finish
Glossy
Color
White
Dimensions
19.69 X 21.65 X 17.24 In
Weight
46.3 lb
Voltage
120
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Frequently asked questions

Does the Danby DDW621WDB need to be connected to a faucet?

The DDW621WDB has an 11.7-liter water reservoir, so you fill it manually before each cycle. No faucet connection is required, which makes it a practical choice for renters or anyone without a nearby kitchen hookup. However, you will need to empty the drain hose after each use.

Will it fit on a standard kitchen counter?

The unit measures 19.69 inches deep, 21.65 inches wide, and 17.24 inches tall. Most standard counters have 18 to 24 inches of depth, so check your available space before ordering. The 46-lb weight means once it is in place, you will likely leave it there permanently.

How loud is the DDW621WDB during a wash cycle?

Danby rates it at 52 dB. That is quieter than most countertop competitors, which typically fall in the 55 to 65 dB range. You will hear it running, but it should not interrupt a normal conversation in an adjacent room.

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