SHARP Countertop Microwave Oven with vs Whirlpool WMCS3018RW Countertop
Updated April 2026 — SHARP Countertop Microwave Oven with wins on capacity and power output, Whirlpool WMCS3018RW Countertop wins on cleaning features and turntable utility.
$139.99SHARP Countertop Microwave Oven with Removable 12.4" Carousel Turntable, 1000 Watt, 1.1 Cubic Feet, Stainless Steel
Sharp
$128.86Whirlpool WMCS3018RW Countertop Microwave with Turntable 0.7 Cu. Ft, Steam Clean, 700 Watt Microwave, White
Whirlpool
The Sharp Countertop Microwave Oven offers superior capacity and power output compared to the Whirlpool WMCS3018RW. While the Whirlpool model provides unique cleaning features and a lower price point, the Sharp unit delivers more versatile cooking performance with 1000 watts and 1.1 cubic feet of space. Buyers prioritizing cooking volume and power levels should choose the Sharp, whereas those focused on ease of cleaning and budget may prefer the Whirlpool.
Why SHARP Countertop Microwave Oven with is better
Larger interior capacity
1.1 cu. ft. vs 0.7 Cu. Ft.
Higher confirmed power output
1000 watts vs not specified
More granular power control
10 Power Levels vs not specified
Why Whirlpool WMCS3018RW Countertop is better
Lower retail price
$128.86 vs $139.99
Dedicated steam cleaning mode
Steam Clean feature vs none
Easier turntable maintenance
Dishwasher-Safe vs standard
Overall score
Specifications
| Spec | SHARP Countertop Microwave Oven with | Whirlpool WMCS3018RW Countertop |
|---|---|---|
| Brand | Sharp | Whirlpool |
| Price | $139.99 | $128.86 |
| Capacity | 1.1 cu. ft. | 0.7 Cu. Ft. |
| Power Output | 1000 watts | — |
| Turntable | 12.4 inch Carousel | Dishwasher-Safe Plate |
| Power Levels | 10 | — |
| Cleaning Technology | — | Steam Clean |
| Express Cook | Up to 6 mins | 4 Buttons |
Dimension comparison
Design and build quality
The Sharp Countertop Microwave Oven features a stainless steel exterior, providing a modern aesthetic suitable for various kitchen decors. The build emphasizes durability with a standard countertop footprint designed to accommodate medium-sized households. In contrast, the Whirlpool WMCS3018RW focuses on functional design with an emphasis on interior accessibility. While specific exterior material details for the Whirlpool unit are not provided in the data, the unit is engineered to fit essential daily cooking needs. Both units adhere to standard countertop microwave form factors, ensuring they can be placed on most kitchen counters without requiring specialized installation or ventilation systems beyond standard requirements.
Capacity and interior space
Interior volume is a significant differentiator between these two models. The Sharp model offers 1.1 cubic feet of capacity, which classifies it as a medium-sized unit capable of handling larger dishes and family-sized portions. The Whirlpool model provides 0.7 cubic feet of capacity, which is designed to accommodate day-to-day essentials rather than large cookware. This difference of 0.4 cubic feet is substantial for users who frequently reheat large plates or cook multiple items simultaneously. The Sharp unit includes a 12.4-inch Carousel turntable to maximize the utility of this space, ensuring even exposure to microwave energy across the larger interior volume.
Power and cooking performance
Cooking speed and efficiency are largely dictated by wattage. The Sharp microwave operates at 1000 watts, providing robust heating power for quick meal preparation. The Whirlpool model does not specify its wattage in the provided data, which is common for smaller capacity units that typically operate at lower power levels. The 1000-watt output on the Sharp model supports faster defrosting and cooking times compared to lower-wattage alternatives. Additionally, the Sharp unit supports 2-stage cooking, allowing users to program different power levels and times sequentially without manual intervention during the cooking process.
Features and cooking modes
Both microwaves include automatic functions to simplify cooking tasks. The Sharp unit features Orville Redenbacher's Certified Popcorn Presets, ensuring optimized settings for popular snack items. It also includes Auto Cook for popular menu items and Weight and Time Defrost options for accurate thawing. The Whirlpool model offers Auto Functions for reheating, defrosting, or keeping dishes warm. While both provide automation, the Sharp model's specific certification for popcorn and weight-based defrosting offers a more tailored approach to specific food types. The Whirlpool focuses on general utility with modes designed to keep dishes warm, a feature not explicitly highlighted on the Sharp model.
Ease of cleaning and maintenance
Maintenance procedures differ significantly between the two appliances. The Whirlpool WMCS3018RW includes a Steam Clean feature, which allows users to add a bowl of water and press a button to lift messes for easy wiping. Furthermore, its turntable plate is dishwasher-safe, enabling customers to clean spills by placing the plate in a dishwasher. The Sharp model utilizes a standard Carousel turntable without specified dishwasher safety or steam cleaning technology. Users who prioritize hygiene and minimal scrubbing may find the Whirlpool's cleaning specifications more advantageous for daily upkeep compared to the traditional cleaning methods required for the Sharp unit.
User interface and convenience
Control schemes on both units are designed for efficiency. The Sharp microwave includes a convenient "+30 seconds" key for instant start and Express Cook options with single press capabilities up to 6 minutes. This allows for rapid heating without navigating complex menus. The Whirlpool model features 4 Express Buttons to get cooking quickly without typing in a time. Both interfaces reduce the friction of starting a cooking cycle. However, the Sharp model's ability to program up to 6 minutes via express cook provides a slightly wider range for quick heating tasks compared to the fixed 4-button setup on the Whirlpool.
Price and value proposition
Cost is a primary consideration for budget-conscious shoppers. The Whirlpool WMCS3018RW is priced at $128.86, making it the more affordable option between the two. The Sharp Countertop Microwave Oven is listed at $139.99, reflecting a premium of approximately $11. This price difference correlates with the difference in capacity and power output. While the Whirlpool offers a lower entry price, the Sharp model provides greater cubic footage and confirmed higher wattage. Buyers must weigh the immediate cost savings of the Whirlpool against the long-term utility and performance capacity offered by the Sharp unit.
Which one should you buy?
Selection depends on specific household requirements regarding space and performance. If you require a microwave for a small kitchenette or dorm room where counter space is limited, the Whirlpool WMCS3018RW offers sufficient 0.7 cubic feet of space at a lower price point with superior cleaning features. However, for primary kitchen use where cooking larger meals is common, the Sharp Countertop Microwave Oven is the recommended choice. Its 1.1 cubic feet capacity and 1000-watt power output provide greater versatility. Ultimately, the Sharp model wins on performance metrics, while the Whirlpool model wins on maintenance convenience and initial cost.