Midea vs WD21X31906 Dishwasher Electronic Control Board
Updated July 2026 — Midea leads on capacity and design.
The Midea 18 Inch Built-in Dishwasher is a versatile and efficient appliance, while the WD21X31906 Electronic Control Board serves a specific replacement purpose. Overall, the Midea is the better choice for those needing a complete dishwasher solution.
Why Midea is better
Complete Appliance
Midea is a fully functional dishwasher.
Energy Efficiency
Midea is Energy Star certified.
Higher Sales Rank
Midea has a sales rank of 169.
Why WD21X31906 Dishwasher Electronic Control Board is better
Lower Price
WD21X31906 is cheaper at $183.99.
OEM Part
WD21X31906 is a genuine OEM replacement part.
Niche Appeal
WD21X31906 targets DIY repair enthusiasts.
Overall score
Specifications
| Spec | Midea | WD21X31906 Dishwasher Electronic Control Board |
|---|---|---|
| Wash Cycles | 6 | N/A |
| Place Settings | 8 | N/A |
| Energy Star | Yes | No |
| Control Type | Digital | N/A |
| OEM Part | No | Yes |
Dimension comparison
Overview of the Midea 18 Inch Built-in Dishwasher
The Midea 18 Inch Built-in Dishwasher is a compact yet efficient appliance designed for small kitchens, offering a combination of functionality and space-saving design. With a current price of $398.97, it is tailored for users who need a reliable dishwasher without sacrificing too much space. This model accommodates 8 place settings and features six wash cycles, making it versatile for various dishwashing needs.
In contrast, the WD21X31906 Dishwasher Electronic Control Board, priced at $183.99, serves a different purpose entirely. It is a genuine OEM part designed to replace several specific control board models for dishwashers. While it is not a complete dishwasher, it plays a crucial role in the operation of compatible dishwasher models. This price difference of about 54% indicates that these products cater to very different market segments.
Design and Capacity
The Midea 18 Inch Built-in Dishwasher stands out due to its slimline design, which is ideal for maximizing space in smaller kitchens or apartments. Its dimensions allow for easy installation under a sink while still providing a generous capacity of 8 place settings. This is particularly advantageous for users with limited kitchen space who still need ample washing capacity.
On the other hand, the WD21X31906 Electronic Control Board is not a physical appliance but a component that enables the functionality of a dishwasher. As such, it does not offer any design elements or capacity features that can be compared to the Midea model. If you are looking for a space-saving solution in terms of actual dishwashing, the Midea clearly takes the lead.
Functionality and Features
The Midea 18 Inch Built-in Dishwasher excels in its functionality, offering six wash programs including Heavy, Normal, ECO, Delicate, Quick, and Rinse, along with additional features like Heated Dry and HI TEMP sanitizing wash cycles. This versatility ensures that it can handle a wide range of dishwashing tasks effectively.
Conversely, the WD21X31906 Electronic Control Board does not have multiple wash programs or features to compare; its sole function is to control the operations of compatible dishwashers. This stark difference highlights that while the Midea offers user-friendly options for washing dishes, the control board is simply a replacement part with no added functionalities.
Energy Efficiency
The Midea 18 Inch Built-in Dishwasher is Energy Star certified, making it an energy-efficient choice for households looking to minimize electricity costs. This certification signifies that the dishwasher meets strict energy efficiency guidelines, which can lead to significant savings on utility bills over time.
In contrast, the WD21X31906 Electronic Control Board does not pertain to energy efficiency; it does not consume energy in the same way an appliance does. Therefore, the Midea dishwasher is the clear winner in this category, appealing to eco-conscious consumers who want to reduce their carbon footprint while enjoying the convenience of a modern dishwasher.
Target Audience
The Midea 18 Inch Built-in Dishwasher is aimed at homeowners or renters with limited kitchen space who still require a reliable and efficient dishwashing solution. Its features and compact size make it a great fit for small families, apartment dwellers, or anyone looking to upgrade their kitchen without extensive renovations.
The WD21X31906 Electronic Control Board, however, targets a very different audience—those needing a replacement part for their existing dishwasher. This product is likely appealing to DIY enthusiasts or appliance repair professionals who understand how to replace dishwasher components. Thus, while both products serve the dishwashing niche, their target markets are distinctly different.
Sales Rank and Popularity
With a sales rank of 169, the Midea 18 Inch Built-in Dishwasher demonstrates its popularity among consumers, indicating that it is a well-received option in the market. Its combination of features, efficiency, and design contributes to its strong positioning in the dishwasher category.
In comparison, the WD21X31906 Electronic Control Board has a higher sales rank of 4067, suggesting that while it is an essential part for certain dishwashers, it does not attract the same level of consumer interest as a fully functional appliance like the Midea dishwasher. The lower rank may reflect its niche appeal compared to the broader utility of a dishwasher.
Pricing Comparison
The Midea 18 Inch Built-in Dishwasher is priced at $398.97, whereas the WD21X31906 Electronic Control Board is available for $183.99. This price difference of about $214 means that the dishwasher represents a more significant investment, but it also offers a complete dishwashing solution compared to the electronic control board, which is merely a component.
For those looking for a budget-friendly option that still provides significant functionality, the control board may seem appealing. However, given that it is not a standalone product, consumers will ultimately need to invest in a complete dishwasher, making the Midea dishwasher a more comprehensive purchase.
Which should you buy?
Choosing between the Midea 18 Inch Built-in Dishwasher and the WD21X31906 Electronic Control Board ultimately boils down to your needs. If you are looking for a fully functional dishwasher that combines efficiency, capacity, and space-saving design, the Midea is the clear winner with its competitive features and strong sales rank. However, if you already own a compatible dishwasher that requires a replacement part, the WD21X31906 is the logical choice. Each product serves its purpose well, but they cater to different aspects of dishwashing needs.

