GE GDT550PYRFS Top Control with Plastic Interior vs SPT SD-6501W 24″-wide Built-In Stainless Steel
Updated July 2026 — SPT SD-6501W 24″-wide Built-In Stainless Steel leads on noise and height.
The GE GDT550PYRFS offers better drying technology and a lower price, making it a more attractive option for budget-conscious buyers. However, the SPT SD-6501W provides a durable stainless steel interior and more wash programs.
Why GE GDT550PYRFS Top Control with Plastic Interior is better
Price
GE is $18.55 cheaper
Drying
GE has Dry Boost technology
Popularity
GE has a better sales rank
Why SPT SD-6501W 24″-wide Built-In Stainless Steel is better
Interior
SPT has a stainless steel interior
Wash Programs
SPT offers 6 wash programs
Cutlery Rack
SPT features a top cutlery rack
Overall score
Specifications
| Spec | GE GDT550PYRFS Top Control with Plastic Interior | SPT SD-6501W 24″-wide Built-In Stainless Steel |
|---|---|---|
| Wash Cycles | 4 | 6 |
| Drying Tech | Dry Boost | Heated Dry |
| Energy Star | Yes | Yes |
| Sales Rank | 1176 | 5011 |
| Interior | Plastic | Stainless Steel |
Dimension comparison
Overview of the GE GDT550PYRFS and SPT SD-6501W Dishwashers
The GE GDT550PYRFS is priced at $429.00, while the SPT SD-6501W costs $447.55, making the GE model approximately 4% cheaper. Both dishwashers are designed for 14 place settings, offering ample capacity for family use. However, they differentiate significantly in features and build quality, appealing to various customer needs.
The GE GDT550PYRFS features a plastic interior with advanced functionalities such as a Sanitize cycle and Dry Boost technology. In contrast, the SPT SD-6501W boasts a stainless steel interior, enhancing durability and aesthetics in the kitchen. This article will explore these and other essential differences to help you determine which dishwasher better suits your needs.
Design and Build Quality
When it comes to design, the GE GDT550PYRFS features a plastic interior that is lightweight and easy to maintain, while the SPT SD-6501W showcases a stainless steel interior that provides superior durability and a sleek look. The stainless steel is not only aesthetically pleasing but also resistant to stains and odors, making it a popular choice among consumers.
The GE model’s dimensions are 33 3/8 inches high, 23 3/4 inches wide, and 24 inches deep, while the SPT model is designed to fit standard 24-inch cabinets, ensuring compatibility in most kitchen layouts. The GE GDT550PYRFS has a sales rank of 1176, indicating its popularity among buyers, while the SPT SD-6501W ranks at 5011. This difference may suggest a preference for the GE model in the current market.
Wash Programs and Efficiency
The GE GDT550PYRFS includes 4 wash cycles, offering a good range of cleaning options to suit different types of dishware. Its AutoSense Wash Cycle automatically adjusts the wash cycle based on the soil level of the dishes, providing efficient cleaning. In contrast, the SPT SD-6501W offers 6 wash programs, including Heavy, Normal, Light, Eco, Glass, and Rinse cycles, which allows for more tailored cleaning depending on the load.
Both dishwashers are Energy Star certified, ensuring they meet or exceed federal guidelines for energy efficiency. This certification is essential for consumers looking to save on electricity bills while also being environmentally conscious. The SPT's additional wash programs may appeal to those who prefer more options to customize their dishwashing experience.
Drying Features
Drying technology can significantly impact user satisfaction, and here, the GE GDT550PYRFS stands out with its Dry Boost feature, which enhances drying performance, particularly for plastic items that often retain moisture. The SPT SD-6501W, on the other hand, incorporates a heated drying function that efficiently dries dishes, minimizing the need for towel drying.
The effectiveness of drying can often be a decisive factor for buyers, and while both machines offer reliable drying capabilities, the GE model’s Dry Boost could be particularly beneficial for families heavily utilizing plastic dishware. This feature might be a deciding factor for those who prioritize quick drying times.
Noise Level and Operation
Noise level during operation is a critical consideration for many buyers. The GE GDT550PYRFS operates at a quieter level, although specific decibel ratings are not provided. The SPT SD-6501W, however, operates at 55 dBA, which is relatively quiet for a dishwasher. Both models are designed to function without causing significant disruption in the home environment, but the quieter operation of the GE model may provide an additional advantage for noise-sensitive households.
Additional Features and Convenience
The GE GDT550PYRFS includes several convenient features such as a Delay Start option, allowing users to set the dishwasher to run at a more convenient time, which is ideal for households with busy schedules. Additionally, it has a Soil Sensor that detects how dirty the dishes are and adjusts the wash cycle accordingly.
The SPT SD-6501W also includes a time delay feature, but it emphasizes its top cutlery rack, which allows for the flat placement of fine utensils that might fall through standard baskets. This design consideration can be particularly appealing for users who frequently wash delicate items.
Price Comparison
The GE GDT550PYRFS is priced at $429.00, while the SPT SD-6501W retails for $447.55. This makes the GE model about 4% less expensive than the SPT, which may be a significant factor for budget-conscious buyers. While both models are competitively priced for the features they offer, the slight cost-saving with the GE dishwasher could sway some consumers towards that option.
Which should you buy?
Choosing between the GE GDT550PYRFS and the SPT SD-6501W ultimately depends on your specific needs and preferences. If you prioritize a lower price and features like the Dry Boost technology, the GE model may be the better choice. However, if you value the durability of a stainless steel interior and a broader range of wash programs, the SPT could be more suitable. Both dishwashers offer excellent functionality, but the decision hinges on whether you prefer enhanced drying capabilities or a robust design.

