Sharp SDW6736MS 24-inch Stainless Steel vs WD21X31906 Dishwasher Electronic Control Board
Updated July 2026 — Sharp SDW6736MS 24-inch Stainless Steel leads on cutout height and height.
The Sharp SDW6736MS is a superior choice for those seeking a new dishwasher with advanced features, while the WD21X31906 is a budget-friendly option for repairs.
Why Sharp SDW6736MS 24-inch Stainless Steel is better
Advanced features
Includes adjustable third rack and Power Wash sprayer
Design
Sleek stainless steel design enhances kitchen aesthetics
Noise level
Operates at a quiet 47 dBA
Why WD21X31906 Dishwasher Electronic Control Board is better
Price
Significantly cheaper at $183.99
Repair focus
Essential for restoring functionality to existing dishwashers
OEM part
Genuine replacement part for specific models
Overall score
Specifications
| Spec | Sharp SDW6736MS 24-inch Stainless Steel | WD21X31906 Dishwasher Electronic Control Board |
|---|---|---|
| Price | $579.00 | $183.99 |
| Sales Rank | 964 | 4067 |
| Noise Level | 47 dBA | N/A |
| Place Settings | 14 | N/A |
| Warranty | Yes | No |
Dimension comparison
Overview of the Products
In this comparison, we examine the Sharp SDW6736MS 24-inch Stainless Steel Dishwasher and the WD21X31906 Dishwasher Electronic Control Board. The Sharp dishwasher retails for $579.00, while the control board is considerably less expensive at $183.99, making it about 68% cheaper than the dishwasher. These two products serve very different functions, making it essential to understand their individual strengths.
Design and Build Quality
The Sharp SDW6736MS boasts a sleek stainless steel design, ideal for modern kitchens. Its dimensions are 23-7/8" x 33-7/8" x 26-15/32", allowing it to fit seamlessly under standard countertops. In contrast, the WD21X31906 is an electronic control board, a component rather than a standalone appliance, meaning it does not have a traditional design aesthetic. Instead, it is designed for functional compatibility and is categorized as a genuine OEM part. While the Sharp dishwasher emphasizes visual appeal and user-friendly features, the control board prioritizes utility and replacement functionality.
Features and Performance
The Sharp SDW6736MS comes packed with features aimed at enhancing the dishwashing experience. It includes an adjustable third rack, library-quiet operation at 47 dBA, and a specialized Power Wash sprayer that targets heavily soiled items. It can handle up to 14 place settings, making it suitable for families. On the other hand, the WD21X31906 is essentially a replacement part, focusing on restoring functionality to existing dishwashers rather than offering any additional performance features. Thus, it is critical to evaluate your needs; if you require a complete appliance, the Sharp is the clear choice.
Price Comparison
With a current price of $579.00, the Sharp SDW6736MS represents a significant investment in a new appliance. In contrast, the WD21X31906 is priced at $183.99, making it a more budget-friendly option for those looking to repair an existing dishwasher. This price difference highlights the distinct nature of the products; the Sharp dishwasher offers a full range of features, while the control board is a cost-effective solution for specific repair needs. Opting for the control board can save you about $395, which is a substantial amount if your primary goal is to fix an appliance rather than purchase a new one.
Sales Rank and Popularity
The Sharp SDW6736MS holds a sales rank of 964, indicating its popularity among consumers looking for new dishwashers. This ranking suggests a solid demand for its features and reliability. Conversely, the WD21X31906 has a sales rank of 4067, which is less favorable but still reflects its necessity as a replacement part. While the Sharp dishwasher appeals to those in the market for a new appliance, the control board serves its niche audience, making it less popular overall but essential for specific repairs.
Installation and Usability
The Sharp SDW6736MS is designed for easy installation within standard kitchen cabinetry, making it user-friendly for those looking to upgrade their kitchen. The top-touch controls and multiple wash cycles enhance usability, providing a streamlined dishwashing experience. In contrast, the WD21X31906 requires technical knowledge for installation, as it is a component that needs to be fitted into an existing dishwasher. Users must ensure compatibility before installation, as incorrect installation can lead to issues. Thus, the Sharp dishwasher offers a more straightforward approach for those less experienced with home repairs.
Customer Support and Warranty
Purchasing the Sharp SDW6736MS typically includes a manufacturer's warranty that provides peace of mind regarding long-term performance and service. This warranty is crucial for new appliances, as it covers potential defects and issues that may arise. In contrast, the WD21X31906 does not come with a warranty once installed, as indicated by the seller's note regarding refunds. This aspect can be a deciding factor for consumers; those preferring a robust support system may lean towards the Sharp dishwasher, while those with repair experience may opt for the control board.
Which should you buy?
Ultimately, the choice between the Sharp SDW6736MS and the WD21X31906 hinges on your specific needs. If you're in the market for a new dishwasher that combines style, efficient performance, and numerous features, the Sharp is the superior option, albeit at a higher price point. However, if you are looking to repair an existing appliance, the WD21X31906 offers a cost-effective solution that is about 68% less expensive than purchasing a new dishwasher. Balancing the need for functionality versus aesthetics will guide your decision.

