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Sharp SDW4523MS 18-Inch Built-In Dishwasher, vs SPT SD-9254SSB 18″ Wide Built-In Stainless Steel

Updated July 2026 — Sharp SDW4523MS 18-Inch Built-In Dishwasher, wins on height, SPT SD-9254SSB 18″ Wide Built-In Stainless Steel wins on weight and noise level.

The Sharp SDW4523MS offers superior features and quieter operation, making it a better choice for those who prioritize performance and design. The SPT SD-9254SSB is a more budget-friendly option with essential functionality.

Why Sharp SDW4523MS 18-Inch Built-In Dishwasher, is better

Quiet Operation

Sharp operates at 47 dB compared to SPT's 52 dB.

Advanced Features

Sharp includes smart sensors for optimized cleaning.

Drying Efficiency

Sharp has an Auto Door Open feature for better drying.

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

Price

SPT is priced at $449.99, making it more affordable.

Energy Efficiency

SPT is ENERGY STAR certified.

Basic Functionality

SPT provides essential features for budget-conscious consumers.

Overall score

Sharp SDW4523MS 18-Inch Built-In Dishwasher,
85
SPT SD-9254SSB 18″ Wide Built-In Stainless Steel
70

Specifications

SpecSharp SDW4523MS 18-Inch Built-In Dishwasher,SPT SD-9254SSB 18″ Wide Built-In Stainless Steel
Price$799.00$449.99
Wash Cycles66
Drying SystemAuto Door OpenHeated Drying
InteriorStainless SteelStainless Steel
Energy StarNoYes

Dimension comparison

Sharp SDW4523MS 18-Inch Built-In Dishwasher,SPT SD-9254SSB 18″ Wide Built-In Stainless Steel

Overview

The Sharp SDW4523MS and the SPT SD-9254SSB are two compact 18-inch built-in dishwashers designed for kitchens with limited space. The Sharp model retails at $799.00, while the SPT model is priced significantly lower at $449.99, making it about 44% cheaper. This price difference is substantial and could influence your decision depending on your budget.

Design and Build Quality

The Sharp SDW4523MS features a premium stainless steel interior with a fingerprint-resistant exterior, giving it a sleek and modern look that fits well in contemporary kitchens. Its compact design allows for 8 place settings without sacrificing functionality. In contrast, the SPT SD-9254SSB also has a stainless steel tub, but its design is more utilitarian and lacks the fingerprint-resistant finish. While both are built-in models, the Sharp's aesthetic appeal and enhanced materials may make it a better fit for those prioritizing style.

Noise Level

The Sharp SDW4523MS operates at a very quiet 47 dB, making it an excellent choice for open-concept living spaces where noise could be a concern. The SPT SD-9254SSB, however, has a higher noise level of 52 dB, which may be noticeable in quieter environments. The extra quiet operation of the Sharp model could be a deciding factor for families or individuals who value a peaceful kitchen experience.

Wash Cycles and Performance

When it comes to wash cycles, the Sharp SDW4523MS offers 6 cycles and smart sensors to optimize cleaning performance, which can enhance efficiency and reduce water usage. The SPT SD-9254SSB also provides 6 wash programs, including specialized settings for different types of dishes. However, it lacks the advanced sensor technology found in the Sharp model. This could lead to less efficient cleaning in some cases, making the Sharp a more versatile option for various washing needs.

Capacity and Flexibility

Both dishwashers accommodate 8 place settings, making them suitable for small households. However, the Sharp SDW4523MS features a convenient third rack specifically designed for flatware and serving utensils, enhancing its overall capacity and organization. The SPT SD-9254SSB utilizes two pull-out racks but does not include this additional third rack. For users who frequently wash utensils or smaller items, the added flexibility of the Sharp could be a significant advantage.

Energy Efficiency

The SPT SD-9254SSB is ENERGY STAR certified, indicating that it meets or exceeds federal guidelines for energy efficiency, which is a critical consideration for environmentally conscious consumers. While the Sharp SDW4523MS does not explicitly mention ENERGY STAR certification, its advanced features like smart sensors suggest a focus on energy efficiency. However, without specific certification, the SPT may have a slight edge in this category, especially for users looking to minimize energy costs.

Drying Performance

The Sharp SDW4523MS boasts an Auto Door Open feature that enhances drying efficiency by releasing moisture from the heated tub, which can lead to cleaner and drier dishes when the wash cycle is complete. The SPT SD-9254SSB includes a heating function during the drying cycle, but it lacks the innovative Auto Door Open feature. This could result in less effective drying compared to the Sharp model, making the latter a more favorable option for those who prioritize optimal drying performance.

Price Comparison

The price difference between the two dishwashers is significant, with the Sharp SDW4523MS priced at $799.00 and the SPT SD-9254SSB at $449.99. This makes the SPT model about 44% cheaper than the Sharp. While the more expensive Sharp model offers premium features and a quieter operation, the budget-friendly SPT provides solid functionality for those who may not require the advanced capabilities of the Sharp. This price point is appealing for budget-conscious consumers or those looking for a straightforward dishwasher without extra frills.

Which should you buy?

Choosing between the Sharp SDW4523MS and the SPT SD-9254SSB ultimately depends on your specific needs and budget. If you prioritize advanced features, quiet operation, and a stylish design, the Sharp SDW4523MS is worth the investment at $799.00. However, if you're looking for a more economical option that still performs well, the SPT SD-9254SSB at $449.99 offers good value with its essential features. Consider what aspects matter most to you in a dishwasher to make the best choice for your kitchen.