Avanti 18-Inch Dishwasher Machine with Top Control vs Sharp SDW6506JS 24-inch Stainless Steel
Updated July 2026 — Avanti 18-Inch Dishwasher Machine with Top Control wins on noise and depth, Sharp SDW6506JS 24-inch Stainless Steel wins on width and capacity.
The Sharp SDW6506JS is the better choice for larger households due to its capacity and quieter operation.
Why Avanti 18-Inch Dishwasher Machine with Top Control is better
Compact Size
Ideal for small spaces like apartments.
Price
Higher price point than Sharp.
Noise Level
Slightly louder than Sharp.
Why Sharp SDW6506JS 24-inch Stainless Steel is better
Capacity
Holds 12 place settings compared to 8.
Noise Level
Quieter operation at 49 dB.
User Features
Includes a third rack for silverware.
Overall score
Specifications
| Spec | Avanti 18-Inch Dishwasher Machine with Top Control | Sharp SDW6506JS 24-inch Stainless Steel |
|---|---|---|
| Wash Options | 3 | 5 |
| Cycles | 6 | 4 |
| Control Type | Top Control | Front Touch |
| Drying Option | Rinse Aid | Heated Dry |
| Sales Rank | 5106 | 1524 |
Dimension comparison
Design and Build Quality
Both the Avanti 18-Inch Dishwasher and the Sharp SDW6506JS 24-Inch Dishwasher feature appealing designs, but they cater to different needs. The Avanti model is compact and built for small spaces, measuring just 18 inches wide, making it perfect for apartments and tiny homes. In contrast, the Sharp dishwasher boasts a more spacious 24-inch design that accommodates up to 12 place settings, making it suitable for larger households. The Avanti's stainless steel finish ensures durability while operating at a noise level of 53 dB, while the Sharp model operates even quieter at just 49 dB. This means that the Sharp dishwasher is slightly better for those seeking a peaceful environment during operation.
Capacity and Loading Options
When it comes to capacity, the Sharp SDW6506JS leads with its ability to hold up to 12 place settings, compared to the Avanti’s 8 place settings. This 50% increase in capacity makes the Sharp model a better choice for larger families or those who frequently host gatherings. Additionally, the Sharp dishwasher features a versatile three-rack system, including a specialized third rack for silverware, enhancing loading efficiency. Meanwhile, the Avanti offers flexibility with its upper and lower racks but does not include a third rack, which may limit its loading versatility for larger items. For users prioritizing capacity and loading options, the Sharp dishwasher is the clear winner.
Washing Performance
In terms of washing performance, both machines provide advanced cleaning options but differ in their offerings. The Avanti features 3 wash options and 6 automatic cycles, providing various settings to tackle different cleaning needs. On the other hand, the Sharp dishwasher includes 5 washing cycles and 4 options, effectively handling everything from delicate glassware to heavily soiled pots. The Sharp model’s three washing sprayers and hybrid tub design also ensure thorough cleaning, while the Avanti's rinse aid dispenser supports better drying results. While both machines promise quality wash performance, the Sharp’s additional features may give it an edge in cleaning effectiveness.
Noise Levels
Noise levels can significantly affect your kitchen experience, and here the Sharp SDW6506JS outshines the Avanti model. The Sharp operates at a whisper-quiet 49 dB, allowing for peaceful dishwashing without disturbing your home environment. In contrast, the Avanti operates at 53 dB, which, while still relatively quiet, is slightly louder than the Sharp. This 4 dB difference could make a notable impact in quieter settings, such as open-concept homes or during late-night washes. Therefore, if noise reduction is a priority, the Sharp dishwasher is the superior choice.
Ease of Use
Both models offer user-friendly features, but they differ in control mechanisms. The Avanti 18-Inch Dishwasher has a concealed top electronic control panel with an LED display, providing a clean aesthetic while ensuring easy operation. Conversely, the Sharp SDW6506JS boasts front-mounted touch controls, which not only enhance accessibility but also include a child lock feature for added safety. This feature may be particularly appealing for families with young children. The convenience of front controls combined with the added safety measures in the Sharp model makes it easier to operate, especially in busy households.
Price Comparison
Price is an essential factor for many buyers, and here the Avanti 18-Inch Dishwasher is priced at $529.99, while the Sharp SDW6506JS comes in at $499.00. This makes the Sharp dishwasher about 6% cheaper than the Avanti. Given the features offered by both products, the lower price of the Sharp model may appeal more to budget-conscious consumers looking for value without sacrificing essential features. Additionally, the Sharp's bestseller rank of 1524 compared to the Avanti's 5106 suggests a stronger market preference, potentially indicating greater value.
Maintenance and Durability
Both dishwashers are constructed with durability in mind, featuring stainless steel components that enhance longevity. However, the Sharp SDW6506JS includes a hybrid tub design that combines stainless steel walls with a durable plastic floor, potentially enhancing its resistance to wear and tear over time. The Avanti model, while well-built, does not specifically mention a hybrid design. Maintenance for both models is straightforward, but the Sharp's features, such as the adjustable upper rack and specialized third rack, may simplify loading and unloading processes, thereby impacting overall durability through less strain.
Which should you buy?
Both the Avanti 18-Inch Dishwasher and the Sharp SDW6506JS 24-Inch Dishwasher have their unique strengths, catering to different consumer needs. If you have limited space and require a compact solution, the Avanti offers an efficient design with decent wash performance. However, for larger households, the Sharp’s increased capacity, quieter operation, and user-friendly features make it the better choice overall. With a lower price point and additional functionality, the Sharp dishwasher stands out as a more versatile and practical option for most consumers. Ultimately, your choice should align with your specific needs, whether it be space constraints or the demand for larger capacity and enhanced features.

