Sharp SDW6506JS 24-inch Stainless Steel vs SPT SD-6501W 24″-wide Built-In Stainless Steel
Updated July 2026 — Sharp SDW6506JS 24-inch Stainless Steel wins on weight, SPT SD-6501W 24″-wide Built-In Stainless Steel wins on noise and capacity.
The Sharp SDW6506JS excels in quiet operation and modern design, while the SPT SD-6501W offers larger capacity and more wash programs at a lower price.
Why Sharp SDW6506JS 24-inch Stainless Steel is better
Noise Level
Sharp operates at 49 dB, quieter than SPT's 55 dB.
Design
Sharp features a sleek stainless steel design with a pocket handle.
Sales Rank
Sharp has a higher sales rank of 1524 compared to SPT's 5011.
Why SPT SD-6501W 24″-wide Built-In Stainless Steel is better
Capacity
SPT accommodates 14 place settings, more than Sharp's 12.
Wash Programs
SPT offers 6 wash programs, while Sharp has 5.
Price
SPT is priced lower at $447.55 compared to Sharp's $499.00.
Overall score
Specifications
| Spec | Sharp SDW6506JS 24-inch Stainless Steel | SPT SD-6501W 24″-wide Built-In Stainless Steel |
|---|---|---|
| Price | $499.00 | $447.55 |
| Wash Programs | 5 | 6 |
| Energy Star | No | Yes |
| Drying Type | Heated | Heated |
| Sales Rank | 1524 | 5011 |
Dimension comparison
Design and Capacity
The Sharp SDW6506JS offers a sophisticated stainless steel design with a capacity for 12 place settings, while the SPT SD-6501W boasts a larger capacity of 14 place settings. The difference in capacity may be significant for larger households or frequent entertainers. The sleek design of the Sharp model features a pocket handle that enhances its modern aesthetic, making it a stylish addition to any kitchen. In contrast, the SPT model, also built with stainless steel, focuses on practicality with its two pull-out dish racks and a top cutlery rack to accommodate fine utensils that might fall through a traditional basket.
Noise Level
When it comes to noise level, the Sharp SDW6506JS excels with a whisper-quiet operation at just 49 dB, making it ideal for those who value a peaceful home environment. On the other hand, the SPT SD-6501W operates at a slightly noisier 55 dB. For consumers sensitive to sound or those who prefer to run their dishwasher during the night, the Sharp model is the clear winner, providing a more serene dishwashing experience.
Wash Programs
The SPT SD-6501W offers a total of six wash programs, including Heavy, Normal, Light, Eco, Glass, and Rinse, providing versatility for various cleaning needs. In comparison, the Sharp SDW6506JS features five washing cycles, which may be sufficient for many users but offers slightly less variety. The additional wash programs found in the SPT model can cater to specific needs, such as delicate glassware or heavily soiled pots, giving it an edge for those who require specialized cleaning options.
Drying Capabilities
Both dishwashers feature heated drying options, but the SPT SD-6501W emphasizes this functionality in its description, suggesting it may offer more efficient drying capabilities. Each model ensures that dishes come out ready for immediate use, reducing the need for towel-drying after the cycle. While both products aim to provide effective drying, the SPT’s emphasis on this feature might appeal more to users who prioritize quick results post-wash.
Energy Efficiency
The SPT SD-6501W is ENERGY STAR certified, ensuring it meets or exceeds federal guidelines for energy efficiency, which can lead to year-round savings on energy bills. The Sharp SDW6506JS does not explicitly state its energy efficiency rating, making it difficult to compare directly. However, both models are designed to be efficient. Consumers looking for an environmentally friendly option with guaranteed savings might find the SPT model more appealing.
Price Comparison
When considering price, the Sharp SDW6506JS is priced at $499.00, while the SPT SD-6501W is available for $447.55, making it about 10% cheaper. This price difference could be a deciding factor for budget-conscious consumers. While the Sharp model offers a quieter operation and a modern design, the SPT model's lower price combined with its larger capacity and additional wash programs may make it a more attractive option for those looking to save money without sacrificing too much functionality.
Sales Rank
In terms of popularity, the Sharp SDW6506JS has a bestseller rank of 1524, indicating a strong presence in the market. The SPT SD-6501W, with a sales rank of 5011, is less popular but still provides good features at a lower price point. The Sharp model's higher sales rank suggests that it may be more favored among consumers, possibly due to its quieter operation or modern design, factors that can significantly influence purchasing decisions.
Which should you buy?
Choosing between the Sharp SDW6506JS and the SPT SD-6501W ultimately depends on your specific needs. If you prioritize a quieter operation and a sleek design, the Sharp model is a solid choice, albeit at a higher price of $499.00. Conversely, if you require a larger capacity and additional wash programs at a more budget-friendly price of $447.55, the SPT model might be the better fit. Both dishwashers offer valuable features, so consider your cooking habits and preferences when making your decision.

