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Avanti 18-Inch Dishwasher Machine with Top Control vs Whirlpool WDP540HAMZ

Updated July 2026 — Avanti 18-Inch Dishwasher Machine with Top Control wins on depth, Whirlpool WDP540HAMZ wins on width and capacity.

The Whirlpool WDP540HAMZ offers better capacity and features at a lower price, making it the more appealing choice for most consumers.

Why Avanti 18-Inch Dishwasher Machine with Top Control is better

Compact Size

Ideal for small spaces like apartments and RVs.

Quieter Operation

Operates at 53 dB, quieter than Whirlpool.

Advanced Features

Includes a rinse aid dispenser and LED display.

Why Whirlpool WDP540HAMZ is better

Larger Capacity

Holds up to 12 place settings.

Price Advantage

More economical at $459.00.

Versatile Wash Options

Includes Boost Cycle for tough messes.

Overall score

Avanti 18-Inch Dishwasher Machine with Top Control
72
Whirlpool WDP540HAMZ
85

Specifications

SpecAvanti 18-Inch Dishwasher Machine with Top ControlWhirlpool WDP540HAMZ
Wash Options35
Cycles65
Sales Rank5106874
Price$529.99$459.00
ConstructionStainless SteelHybrid Tub

Dimension comparison

Avanti 18-Inch Dishwasher Machine with Top ControlWhirlpool WDP540HAMZ

Design and Build Quality

The Avanti 18-Inch Dishwasher features a compact design that is suitable for smaller spaces, while the Whirlpool WDP540HAMZ has a larger capacity. The Avanti model measures just 18 inches wide, making it ideal for apartments, RVs, and tiny homes, whereas the Whirlpool model is 24 inches wide and can accommodate up to 12 place settings. This difference in size directly impacts their usability in various environments. The Avanti is built with a stainless steel construction, enhancing its durability, while the Whirlpool’s hybrid tub design includes a dark gray interior, which helps conceal stains and is built for longevity.

Performance and Wash Options

In terms of performance, the Avanti offers three wash options and six automatic cycles, while the Whirlpool provides five wash cycles, including a unique Boost Cycle for tackling tough messes. The Boost Cycle in the Whirlpool runs faster than the Heavy cycle but provides extra cleaning power where needed, which can be particularly useful for stubborn, dried-on food. The Avanti is rated at a quiet 53 dB, which is slightly quieter than the Whirlpool's 55 dB. While both machines enable efficient cleaning, the Whirlpool's additional wash options may give it a slight edge in versatility.

Noise Levels

Noise levels are a crucial factor for consumers, especially in open-concept living spaces. The Avanti operates at a noise level of 53 dB, making it a suitable choice for environments where silence is preferred, such as during meals or late-night use. The Whirlpool, while slightly louder at 55 dB, is still considered quiet and can run during meals or overnight without significant disruption. For those who prioritize a quieter operation, the Avanti may be the more appealing option, but both units are designed to minimize noise.

Capacity and Loading Flexibility

When it comes to capacity, the Whirlpool WDP540HAMZ is designed to hold up to 12 place settings, which is 50% more than the Avanti's 8 place settings. This substantial difference makes the Whirlpool more suitable for larger families or those who frequently entertain guests. The loading flexibility is enhanced in the Avanti with its nylon-coated upper and lower racks, which allow for improved loading configurations. However, the Whirlpool also features nylon-coated racks and a Cycle Memory function that remembers the last selected cycle, allowing for user-friendly operation.

Cleaning Technology

Both dishwashers employ advanced cleaning technologies, but they do so in different ways. The Avanti offers three wash options and a three-stage filtering system to enhance wash performance. In contrast, the Whirlpool utilizes a triple filtration wash system that keeps wash water cleaner and prevents food redepositing on dishes, ensuring better wash results. The Boost Cycle in the Whirlpool provides an additional layer of cleaning for tough messes, making it particularly effective for heavily soiled items.

Price Comparison

The Avanti is priced at $529.99, while the Whirlpool is significantly cheaper at $459.00, making it about 17% less expensive. For budget-conscious consumers, the Whirlpool offers a more economical option without sacrificing essential features and performance. The price difference may influence purchasing decisions, especially for those who require a dishwasher that accommodates more place settings at a lower cost.

Sales Ranking

In terms of popularity, the Whirlpool WDP540HAMZ holds a higher sales rank of 874, compared to the Avanti's rank of 5106. This suggests that the Whirlpool is a more preferred choice among consumers, likely due to its larger capacity, multiple wash cycles, and competitive pricing. The higher sales rank may indicate greater consumer satisfaction or better market reception, making it a strong contender for buyers looking for reliability and performance.

Which should you buy?

Choosing between the Avanti 18-Inch Dishwasher and the Whirlpool WDP540HAMZ ultimately depends on your specific needs. If you require a compact dishwasher for a small space and value quieter operation, the Avanti may be the best choice. However, if you need a larger capacity with more wash options at a better price, the Whirlpool stands out as the superior option. With a significant price difference and a higher sales rank, the Whirlpool may offer better overall value, making it the recommended choice for most consumers.