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KOSTCH vs SPT SD-6501W 24″-wide Built-In Stainless Steel

Updated July 2026 — KOSTCH wins on weight and depth, SPT SD-6501W 24″-wide Built-In Stainless Steel wins on noise.

The KOSTCH dishwasher offers superior features and quieter operation, making it a premium choice over the SPT model.

Why KOSTCH is better

More Wash Programs

KOSTCH has 8 wash programs compared to SPT's 6.

Lower Noise Level

KOSTCH operates at 45 dBA, quieter than SPT's 55 dBA.

Higher Capacity

KOSTCH accommodates 15 place settings, while SPT accommodates 14.

Why SPT SD-6501W 24″-wide Built-In Stainless Steel is better

Lower Price

SPT is priced at $447.55, significantly cheaper than KOSTCH.

Basic Functionality

SPT meets essential dishwashing needs effectively.

Simplicity

SPT's design is straightforward and easy to use.

Overall score

KOSTCH
85
SPT SD-6501W 24″-wide Built-In Stainless Steel
70

Specifications

SpecKOSTCHSPT SD-6501W 24″-wide Built-In Stainless Steel
Wash Programs86
Energy StarYesYes
Drying TypeOpen DryHeated Dry
Control TypeTop ControlTop Mount
Interior MaterialStainless SteelStainless Steel

Dimension comparison

KOSTCHSPT SD-6501W 24″-wide Built-In Stainless Steel

Overview of the KOSTCH and SPT Dishwashers

The KOSTCH 24 inch Built-In Dishwasher is priced at $999.00, while the SPT SD-6501W is about 55% cheaper at $447.55. This significant price difference highlights the KOSTCH as a premium option, while the SPT positions itself as a more budget-friendly choice. Both models are built-in dishwashers designed for household use, but they cater to different market segments and consumer needs.

Design and Build Quality

The KOSTCH dishwasher features a stylish enamel-coated door with a mirror-like finish, available in various colors, including a striking red, while the SPT model opts for a simpler white stainless steel finish. The KOSTCH’s design not only enhances kitchen aesthetics but also boasts a robust build, designed to endure everyday use. The SPT’s stainless steel interior adds to its durability, but it lacks the sophisticated look of the KOSTCH. The KOSTCH's sleek design may appeal more to consumers looking for modern elegance in their kitchen appliances.

Washing Programs and Flexibility

The KOSTCH offers an impressive eight wash programs, including Auto, Heavy, Eco, and Lightning, providing versatility to meet varied cleaning needs. In contrast, the SPT features six wash programs, including Heavy, Normal, and Eco. While both machines cater to different washing requirements, the KOSTCH’s broader range of options allows for tailored cleaning, whether for heavily soiled pots or delicate glassware. This difference could be crucial for users who frequently handle diverse dishwashing loads.

Capacity and Loading Options

With a capacity of 15 place settings, the KOSTCH dishwasher accommodates larger households or gatherings, making it an excellent choice for those who regularly entertain guests. The SPT, while still functional, has a reduced capacity of 14 place settings. The KOSTCH also includes a third-layer cutlery basket and a height-adjustable upper basket, which enhances loading flexibility and organization. This added convenience in the KOSTCH model may be particularly appealing for users needing efficient space management.

Noise Level and Operation

The KOSTCH operates at a low noise level of 45 dBA, making it one of the quieter options on the market. In comparison, the SPT runs at 55 dBA, which is still acceptable but significantly louder than the KOSTCH. For households that value a peaceful environment, especially during nighttime operations, the KOSTCH's quieter performance is a notable advantage, allowing users to run their dishwasher without disruption.

Energy Efficiency

Both dishwashers are ENERGY STAR certified, which indicates that they meet strict energy efficiency guidelines. However, the KOSTCH’s energy consumption is estimated at 220 kWh per year, while specific figures for the SPT are not provided. Generally, ENERGY STAR certification signifies that both models are designed to help save on utility bills. The KOSTCH's additional features, such as a Delay Start option and Hi-Temp wash, may further enhance its energy-saving capabilities.

Additional Features

The KOSTCH includes smart features such as a Delay Start function, Hi-Temp, and Half Load settings, which enhance its versatility and usability. Additionally, it features convenient interior lighting to assist with loading and unloading in low-light conditions. The SPT model offers a heated drying function and a rinse aid warning indicator, which are practical features but may not provide the same level of advanced functionality as the KOSTCH. Consumers looking for a technologically advanced appliance may find the KOSTCH more appealing due to its extensive features.

Which should you buy?

Ultimately, the decision between the KOSTCH 24 inch Built-In Dishwasher and the SPT SD-6501W will hinge on your specific needs and budget. If you prioritize advanced features, a quieter operation, and a higher capacity, the KOSTCH is worth the investment at $999.00. However, if you are looking for a more economical option that still meets basic dishwashing needs, the SPT at $447.55 provides solid value, albeit with fewer features and slightly less capacity. Your choice should reflect how you balance price against the premium features offered by the KOSTCH.