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SPT SD-9254SSA 18″ Wide Built-In Stainless Steel vs WD21X31906 Dishwasher Electronic Control Board

Updated July 2026 — SPT SD-9254SSA 18″ Wide Built-In Stainless Steel leads on price and width.

The SPT SD-9254SSA is a superior choice for those needing a new dishwasher, while the WD21X31906 is ideal for repairs. Overall, the dishwasher wins.

Why SPT SD-9254SSA 18″ Wide Built-In Stainless Steel is better

Complete Unit

SPT is a fully functional dishwasher.

Energy Efficiency

SPT is ENERGY STAR certified.

Features

SPT offers multiple wash programs.

Why WD21X31906 Dishwasher Electronic Control Board is better

Cost

WD21X31906 is significantly cheaper.

OEM Part

WD21X31906 is a genuine replacement part.

Repair Focus

WD21X31906 is essential for appliance repair.

Overall score

SPT SD-9254SSA 18″ Wide Built-In Stainless Steel
85
WD21X31906 Dishwasher Electronic Control Board
65

Specifications

SpecSPT SD-9254SSA 18″ Wide Built-In Stainless SteelWD21X31906 Dishwasher Electronic Control Board
Wash Programs6N/A
Drying FunctionYesN/A
Energy StarYesNo
Sales Rank13654067
Part TypeDishwasherControl Board

Dimension comparison

SPT SD-9254SSA 18″ Wide Built-In Stainless SteelWD21X31906 Dishwasher Electronic Control Board

Overview of the Products

In this comparison, we pit the SPT SD-9254SSA 18″ Wide Built-In Stainless Steel Dishwasher against the WD21X31906 Dishwasher Electronic Control Board. The SPT dishwasher, priced at $462.25, is designed for efficient dish cleaning with multiple features, while the WD21X31906 control board, available for $183.99, serves as a replacement part for existing dishwashers. Each product targets different needs—one is a complete unit while the other is a crucial component for repair.

Design and Build Quality

The SPT SD-9254SSA features a sleek stainless steel exterior that not only provides durability but also enhances the aesthetic of any kitchen. This built-in model is compact at 18 inches wide, making it suitable for smaller spaces. In contrast, the WD21X31906 is an electronic control board and does not have an exterior design to consider. It serves a functional purpose within a dishwasher, emphasizing the importance of compatibility rather than visual appeal.

Features and Functionality

The SPT SD-9254SSA comes equipped with six wash programs, allowing users to choose the appropriate cycle based on their dishwashing needs. Additionally, it has a time delay feature that enables programming operations to start at a later time, ranging from 1 to 24 hours. On the other hand, the WD21X31906 control board is a genuine OEM part and is crucial for the operation of compatible dishwashers. While it does not provide unique features for users, it is essential for ensuring that existing washers function properly.

Price Comparison

The SPT SD-9254SSA is priced at $462.25, making it a substantial investment for those seeking a new dishwasher. In contrast, the WD21X31906 control board costs $183.99, which is about 60% less than the dishwasher. This price difference indicates that if you are merely looking to replace a faulty part in an existing appliance, the control board offers a more economical option compared to purchasing a new dishwasher.

Performance and Efficiency

The SPT SD-9254SSA is ENERGY STAR certified, indicating that it meets strict energy efficiency guidelines set by the EPA. This certification can lead to lower utility bills over time, making it a smart choice for environmentally conscious consumers. The dishwasher also features a heating function during its drying cycle, enhancing the effectiveness of drying dishes. Conversely, the WD21X31906 does not have performance metrics as it is a part rather than a standalone appliance. Its performance is entirely dependent on the dishwasher it is installed in.

Target Audience

The SPT SD-9254SSA is aimed at homeowners or renters looking for a reliable and efficient dishwasher solution. It is particularly suitable for those with smaller kitchens who do not wish to compromise on cleaning capability. On the other hand, the WD21X31906 is targeted at individuals who need to repair their existing dishwasher. This product is ideal for those who are comfortable with appliance repairs and are looking to extend the life of their appliance without purchasing a new unit.

Customer Feedback and Popularity

The SPT SD-9254SSA has a sales rank of 1365, indicating that it is a popular choice among consumers searching for dishwashers. This suggests a level of satisfaction among users who value its efficiency and design. Meanwhile, the WD21X31906 holds a sales rank of 4067, demonstrating that while it is a necessary part for repairs, it does not have the same level of consumer interaction as full appliances. The difference in ranks reflects the nature of replacement parts versus complete products in the consumer market.

Which should you buy?

Choosing between the SPT SD-9254SSA and the WD21X31906 depends largely on your current needs. If you are in the market for a new dishwasher that offers efficient cleaning and modern features, the SPT SD-9254SSA is the clear choice, despite its higher price of $462.25. However, if you are looking to repair an existing dishwasher and the WD21X31906 control board is compatible, then at $183.99, it represents a cost-effective solution. Ultimately, the decision hinges on whether you need a new appliance or a replacement part.