A comparative wash cycle analysis of countertop dishwashers shows that 5 wash cycles dominate the market at 44% (see the comparative chart). The Danby DDW631SDB sets itself apart with 8 wash cycles, a rare feature found in only 4% of models. This versatility makes it well-suited for different cleaning needs, whether it’s delicate glassware or heavily soiled pots. With a 6-place setting capacity and water use of just 2.85 gallons (10.8 liters) per Normal cycle, it blends efficiency with practicality.


Read on to see why the Danby DDW631SDB stands out in the countertop category, or jump to our Overview Summary below for a quick verdict and pricing history.
Table of Contents
Overview Summary
Performance Indicators:


Danby DDW631SDB Price History:


Pros:
- Compact and Space-Saving Design.
- Energy and Water Efficient.
- 8 Wash Cycles.
- Durable Stainless-Steel Interior.
- Delay Start Timer.
Cons:
- Lacks Wi-Fi (App) Functionality
- No Smart Home Connectivity
DANBY DDW631SDB – Competitive Edge in the Market
💰 Affordable or Premium? A Look at Price Ranges


The Danby DDW631SDB falls within the $410 to $473 price range, which represents just 4% of countertop dishwashers. This places it toward the premium end of the market, well above the most common price brackets of $282 to $345 (36%) and $218 to $281 (33%), where the majority of models are concentrated.
Compared to lower-priced options in the $154 to $217 (11%) and $218 to $281 (33%) ranges, it carries a higher upfront cost, reflecting its balanced feature set and performance. However, it still remains more accessible than the ultra-premium $474 to $540 segment (1%), making it a mid-to-premium option with a slightly niche positioning.
🔇 Sound Matters: Comparing Dishwasher Noise Across Models


Operating at a noise level between 52 dB and 55 dB, the Danby DDW631SDB aligns with the largest share of countertop dishwashers—38% fall within this sound range. It’s not whisper-quiet, but it’s far from disruptive.
Quieter models in the 48 dB to 51 dB range make up 28%, but they often trade off performance or features. Danby offers a respectable sound profile that’s manageable for open layouts or small apartments.
⚖️ Weight in Context: Market-Wide Dishwasher Comparison


Weighing around 44 pounds, the Danby DDW631SDB fits squarely into the 39.7 lb to 47.3 lb category, which includes 33% of countertop models. It’s moderately heavy, providing solid stability without being cumbersome to shift if needed.
While not as lightweight as the popular 24.2 lb to 31.8 lb group (35%), its extra weight translates to a sturdy build that feels reliable during use.
🍽️ Which One Holds More? A Place Settings Comparison


Danby offers a generous 6-place setting capacity, placing it among the top-tier in terms of internal space. This configuration represents 33% of the market, right behind the most common 4-place setting at 35%.
This makes the DDW631SDB a great option for families or households that go through a lot of dishes daily, while still keeping a relatively compact footprint.
🔄 Wash Options in Focus: This Model vs. the Competition


With 8 wash cycles, the Danby DDW631SDB goes beyond the standard. Only 4% of countertop dishwashers offer this many cycles, making it one of the more versatile options available.
Most models (44%) come with 5 cycles, offering basic functionality. Danby’s extended range provides more cleaning flexibility, whether you’re dealing with light rinses, heavy-duty messes, or delicate glassware.
DANBY DDW631SDB Performance Breakdown: Key Features and Ratings
Our fantastic team at WashDryDazzle took the Danby DDW631SDB for a spin just for you! We wanted to see if it genuinely sparkles in performance as much as it promises.

💵 Price and Design (4.5/5)
At around $415, the Danby DDW631SDB sits in a reasonable mid-range for countertop dishwashers. The silver finish paired with a solid door gives it a clean, modern look that fits easily into most kitchen setups. Its compact size at 17.2 inches in height and 21.7 inches in width makes it a practical choice for small spaces.
The digital LED display and tactile controls keep operation simple and reliable, though the lack of smart features may feel limiting for tech-focused users.
| Price | $415 |
| Height | 17.2 inches |
| Width | 21.7 inches |
| Depth | 19.7 inches |
| Weight | 44.1 pounds |
| Color | Silver |
| Transparent Viewing Window / Solid Door | Solid door |
| Display | Digital LED display |
| Touch or Tactile Controls | Tactile Controls |
| Pull-down traditional door | Yes, Pull-down door |
| Wi-Fi Enabled (Smart Dishwasher) | No |
| Compatibility with home assistants (e.g., Alexa, Google Assistant) | No |
✨ Cleaning Performance (4.7/5)
With 8 wash cycles including Heavy, Normal, Baby Care, ECO, and Speed, this dishwasher offers good flexibility for different cleaning needs. The single spray arm uses pressurized water to handle everyday messes effectively, though it may struggle slightly with heavily baked-on residue.
The Baby Care cycle reaches 158 °F (70 °C), which is great for sanitizing bottles and delicate items. The 3-layer removable filter system helps maintain cleaning quality, but for better performance, the entire filter system should be cleaned at least once a week.
| Number of Wash Cycles | 8 (Heavy, Normal, Baby Care, ECO, Glass, Speed, Rinse, Mini Party) |
| Specialized Cycles | 2 (Rinse – For rinsing dishes, fruits, or vegetables, Baby Care – Suitable for cleaning baby bottles) |
| Number of Spray Systems/Points | 1 spray arm |
| Targeted washing zones | Pressurized water spray for effective cleaning performance |
| Filter type (self-cleaning or manual) | Manual cleaning with a 3-layer removable filter system |
| Sanitization | 158 °F (70 °C) high temperature cleaning in the Baby Care cycle. |
| Delay Start Timer | Yes (8 hours) |
💨 Drying Performance (4.6/5)
The unit relies on residual heat drying, which means it uses the heat from the wash cycle to dry dishes naturally. Residual heat drying utilizes the heat generated during the wash cycle to evaporate moisture from dishes naturally. As the interior of the dishwasher cools, the warm stainless steel tub absorbs and dissipates the residual heat, aiding in the drying process without additional energy consumption. It also supports airflow through rinse-based ventilation.
The Air Refresh function circulates fresh air or vents moist air after a wash cycle, operating in intervals to maintain freshness, prevent odors, and enhance drying performance. Rinse aid is available to improve drying and reduce water spots.
| Hot Air Drying / Heat Drying | Residual heat drying |
| Fresh Air Circulation for Moisture and Odor | Helps reduce moisture and minimize odor buildup through the rinse function and passive airflow. |
| Auto Door Opening for Natural Drying | N/A |
| Rinse aid availability and indicator | Rinse Aid is available |
🔕 Noise Level (4.5/5)
At 54 dB, the Danby DDW631SDB falls into the moderate-noise category for countertop dishwashers. To put the 54 dB dishwasher noise level into perspective, standing about five feet away would be similar to the sound of moderate rainfall or a conversation heard from another room, which is noticeable but still comfortable and manageable.
Compared to competitors, it is slightly quieter than the BLACK + DECKER BCD6W (55 dB) and SPT SD-2225DWA (55 dB), but louder than the COMFEE CDC22P2AWW (49 dB).
⚡ Energy Efficiency (4.5/5)
This dishwasher is Energy Star certified, which means it meets strict energy-efficiency standards set by the EPA and uses less energy, reducing environmental impact. Running on 120 volts, it consumes about 21.6 kWh per month with daily use on the Normal cycle using residual heat drying. A Normal Cycle with Residual Heat Drying System, running 130 minutes, would use approximately 0.72 kilowatt-hours (kWh) of electricity. To put this in perspective, it is similar to running a 1-ton AC at full load for about 43 minutes.
Energy consumption for running this dishwasher daily on Normal Cycle with Residual Heat Drying System for 30 days = 0.72 kWh/day x 30 days = 21.62 kWh/month. The delay start timer adds convenience by allowing you to run cycles during off-peak hours or at your preferred time.
| Energy Star rating | Energy Star |
| Estimated Energy Consumption / Wattage | 21.6 kWh/month for Daily use of Normal Cycle with Residual Heat Drying System |
| Voltage Required | 120 Volts |
| Delay Start Timer | Yes (8 hours) |
💧 Water Usage (4.3/5)
The Danby DDW631SDB uses 2.85 gallons (10.8 liters) of water per Normal cycle, which is quite efficient for a countertop model. This level of consumption is on par with competitors like the BLACK + DECKER BCD6W, COMFEE CDC22P2AWW, and SPT SD-2225DWA, all of which also use around 2.85 gallons (10.8 liters) per cycle. It connects easily through a faucet setup, making it convenient for apartments or small kitchens without permanent installation.
| Water Consumption (Per Cycle) | 2.85 Gallons (10.8 Liters) per Normal cycle |
| Installation Requirement / Water Intake Modes | Easy Installation (Faucet mode / No built-in tank for manual filling) |
🕒 Cycle Time (4.6/5)
This dishwasher offers a wide range of cycle durations to match different needs. The Heavy cycle lasts 100 minutes, while the Normal cycle lasts around 110 minutes. For lighter loads, ECO completes in 75 minutes, Glass in 70 minutes, and Speed in just 45 minutes. Quick options like Mini-Party finish in only 20 minutes, while the Rinse cycle wraps up in 24 minutes. This flexibility makes it easy to choose between thorough cleaning and time-saving washes.
For a deeper dive into specific wash cycles, please refer to our section: “Specialized Wash Cycles.”
🍽️ Loading Capacity (4.5/5)
The Danby DDW631SDB supports up to 6 place settings (A Place Setting is defined further down in this section), making it suitable for small households or daily light loads. It can accommodate plates up to 10.5 inches and includes a cutlery basket for better organization. While compact, it manages space efficiently, though larger cookware or bulkier items may require multiple loads.
| Number of Place Settings | 6 Place Settings |
| Dish or Plate Size: A Rack can Accumulate | 10.5 inches |
| Number of Racks | 1 Rack |
| Special Utensil Holders or Baskets | Cutlery basket |
6 – Place Setting Dishwasher:
A place setting refers to the dishes and utensils needed for one person’s meal. In dishwashers, it indicates the number of such sets the appliance can handle in one cycle.
A 6-place setting dishwasher is designed to wash 6 dinner plates, 6 dessert plates, 6 soup bowls, 6 cups, 6 glasses, and 6 sets of cutlery in one cycle.
🔒 Safety Features (4.3/5)
Safety is thoughtfully addressed with a control lock feature that helps prevent accidental operation, especially in homes with children. The dishwasher is also equipped with a non-slip base, ensuring it stays securely in place during operation. But do not place or use the machine on an unstable or uneven platform. For safe operation, avoid placing the dishwasher near gas or electric burners. Also, do not use extension cords or adapter plugs.
| Child lock – Safety Feature | Control Lock |
| Leak or Overflow Protection – Safety Feature | Error indicator |
| Non-Slipping Base | Yes |
🛠 Reliability and Durability (4.8/5)
Built with a stainless steel exterior and interior, the Danby DDW631SDB is designed to withstand high temperatures and resist corrosion. Stainless steel is a strong, corrosion-resistant material prized for its durability, sleek appearance, and ability to withstand high temperatures and exposure to moisture without rusting or degrading. While sturdy, users should avoid placing heavy items on top of the unit. The one-year warranty provides added peace of mind, but to keep it valid, ensure proper usage by following the manual and avoiding misuse or neglect.
| Finish Type / Material | Stainless Steel |
| Interior Tub Material | Stainless Steel |
| Warranty Duration | 1 year |
DANBY DDW631SDB: Pre-programmed Wash Cycles
The DANBY DDW631SDB dishwasher features specialized cleaning cycles to tackle messes, ensuring your dishes shine every time. Here’s a quick breakdown of the available wash cycles:
| Program | Cycle Description | Cycle Breakdown | Detergent | Running Time | Energy Use | Water Use |
|---|---|---|---|---|---|---|
| Heavy | For heavily soiled loads such as pots and pans | Pre-Wash (50°C), Wash (55°C), Wash (50°C), Rinse, Rinse (68°C) | 18 grams | 100 minutes | 0.49 kWh | 12.5 litres |
| Normal | For normally soiled loads; standard daily cycle | Pre-Wash, Pre-Wash (52°C), Rinse, Rinse (65°C) | 18 grams | 110 minutes | 0.36 kWh | 10.8 litres |
| Baby Care | For lightly soiled loads | Pre-Wash (50°C), Wash (55°C), Rinse, Rinse (70°C) | 18 grams | 90 minutes | 0.51 kWh | 12.5 litres |
| ECO | Energy-conserving cycle for lightly soiled loads | Pre-Wash (50°C), Wash (50°C), Rinse, Rinse (60°C) | 18 grams | 75 minutes | 0.27 kWh | 10 litres |
| Glass | For lightly soiled glassware | Pre-Wash (50°C), Rinse, Rinse (60°C) | 15 grams | 70 minutes | 0.28 kWh | 8.5 litres |
| Speed | A fast cycle for lightly soiled loads | Pre-Wash (50°C), Wash (50°C), Rinse, Rinse (55°C) | 15 grams | 45 minutes | 0.31 kWh | 10.5 litres |
| Rinse | Rinse cycle only | Pre-Wash, Rinse | N/A | 24 minutes | 0.03 kWh | 4.3 litres |
| Mini-Party | For lightly soiled loads | Wash (45°C), Rinse, Rinse (50°C) | 15 grams | 20 minutes | 0.18 kWh | 6.5 litres |

Danby DDW631SDB Dishwasher
Detailed Pros And Cons Of DANBY DDW631SDB
Pros
- The compact design (17.2 x 21.7 x19.7 inches) fits easily on countertops, making it ideal for kitchens with limited space.
- Energy Star certified for lower electricity use and eco-friendly water consumption.
- Offers eight wash cycles, including Heavy and Eco, for versatile dishwashing needs.
- Operates quietly at 54 dB, maintaining a peaceful kitchen environment.
- Stainless steel interior enhances durability and resists stains, odors, and discoloration.
- User-friendly electronic controls with an LED display for effortless operation.
- Delay start feature allows scheduling washes for convenience and energy efficiency.
- Priced affordably at $330, offering solid performance without overspending.
Cons
- No Wi-Fi connectivity or smart home compatibility for remote operation.
- Lacks a built-in water softener, making it less ideal for areas with hard water.

Danby DDW631SDB Dishwasher
Who Needs an DANBY Tabletop Dishwasher?
- Apartment dwellers and students will love its space-saving design, making it a hassle-free addition to small kitchens or dorm rooms.
- New parents can trust the Baby Care cycle to clean bottles and baby items thoroughly, providing extra peace of mind.
- Eco-conscious users will appreciate its energy-efficient operation, helping reduce water and electricity use while keeping dishes spotless.
- Frequent entertainers can quickly clean up after gatherings with a rapid cycle designed for lightly soiled dishes.
- Budget-conscious buyers get a feature-packed dishwasher that balances affordability with a sleek, modern design.
- Noise-sensitive individuals can enjoy a peaceful home, as this model operates quietly without disturbing daily activities.
- Busy professionals benefit from quick wash options and a delay start feature, allowing them to fit dishwashing into their schedule effortlessly.
Who Can Skip Considering This Dishwasher?
- Large families may find its capacity too small, requiring multiple wash cycles to handle daily dish loads.
- Tech enthusiasts looking for smart features or app connectivity may prefer a model with Wi-Fi or voice assistant compatibility.
- Homeowners with built-in spaces may find a countertop model less suitable for their kitchen layout.
- Residents in hard water areas might face issues with mineral buildup due to the absence of a built-in water softener.
- Feature seekers looking for advanced options like sanitization cycles or specialized washing zones may want a more premium model.No leak or overflow protection, requiring regular checks for potential water issues.
Alternatives to DANBY DDW631SDB
BLACK & DECKER BCD6W
The BLACK + DECKER BCD6W offers a slightly more modern experience with its LED digital display and touch controls, making it feel more premium in everyday use. It includes 7 wash cycles, including a Baby Care cycle that reaches 158 °F (70 °C), providing extra sanitization flexibility. With Energy Star efficiency, residual heat drying, and a standard 6-place setting capacity, it performs reliably for daily use. However, at 55 dB, it runs a bit louder than some quieter models in this category.
Discover more about this model in our thorough BLACK & DECKER BCD6W Dishwasher Review.

BLACK + DECKER BCD6W Dishwasher
COMFEE CDC22P2AWW
The COMFEE CDC22P2AWW stands out for its quiet performance and feature-rich design. Operating at just 49 dB, it is one of the quieter options, making it ideal for open spaces. It comes with 8 wash cycles, including a Mini-Party option and a Baby Care cycle with sanitization at 158 °F (70 °C). The dual spray system enhances cleaning coverage, while Energy Star efficiency and residual heat drying keep it practical for everyday use. Overall, it offers strong versatility and a smooth, quiet user experience..
Discover all the details in our thorough COMFEE CDC22P2AWW Dishwasher Review.

COMFEE CDC22P2AWW Dishwasher
SPT SD-2225DWA
The SPT SD-2225DWA is a compact countertop dishwasher that keeps things simple yet effective for everyday use. With 6 wash cycles, including Heavy, ECO, and Speed, it covers most daily cleaning needs without feeling overwhelming. The 360°-rotating spray arm ensures thorough coverage, while the sanitization temperature of 154 °F (68 °C) adds extra hygiene to dishes. It’s 6 place setting capacity suits small households well, though the 55 dB noise level is slightly noticeable. Overall, it’s a practical, budget-friendly option with reliable core performance.
Read more about this model in our comprehensive SPT SD-2225DWA Dishwasher Review.

SPT SD-2224DWA Dishwasher
Closing Thoughts on DANBY DDW631SDB Dishwasher Review
If you’re looking for a compact, reliable countertop dishwasher that balances performance with everyday practicality, the Danby DDW631SDB makes a strong case. It delivers solid cleaning with multiple wash cycles, decent drying through residual heat, and efficient water and energy usage that fits well into smaller households.
While it may not offer smart features or ultra-quiet operation, it covers the essentials consistently and easily. Compared to alternatives like the SPT SD-2225DWA, it holds its ground with a slightly more refined overall experience. If convenience, efficiency, and space-saving design matter to you, this is a smart choice worth considering for your kitchen.

Danby DDW631SDB Dishwasher
Frequently Asked Questions (FAQs)
How many wash cycles does the Danby DDW631SDB offer?
It offers 8 wash cycles, giving you plenty of options for different cleaning needs.
Does the Danby DDW631SDB use a lot of water?
No, it uses just 2.85 gallons (10.8 liters) per Normal cycle, making it water-efficient.
How many place settings can this dishwasher hold?
It can hold up to 6 place settings, perfect for smaller households or apartments.
Is the Danby DDW631SDB Energy Star certified?
Yes, it’s Energy Star certified, meaning it meets strict energy efficiency standards.
What kind of drying system does it use?
It uses residual heat drying, and you can add rinse aid for improved drying performance.
How noisy is the Danby DDW631SDB during operation?
It operates at 54 dB, similar to moderate rainfall or a conversation in another room.
Can I connect the Danby DDW631SDB to my smart home system?
No, it doesn’t have Wi-Fi or smart assistant compatibility, but it’s simple to operate manually.
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