Best 18 Inch Wide Microwave Choices for Spacious Counters and Easy Cooking
Looking for an 18 inch wide microwave? This guide highlights reliable 18″ countertop models that fit wider spaces while offering strong performance. Each option targets different cooking habits—from quick reheat and Auto Menus to sensor cooking and quiet operation. The top picks are best for busy households, small kitchens, apartments, and offices needing dependable microwave power without taking up extra counter depth. Below, you’ll find a quick summary table and detailed sections to help you decide which 18 inch model best meets your daily needs.
| Product | Best For | Key Benefit |
|---|---|---|
| TOSHIBA EM131A5C-BS | Busy families wanting sensor cooking | 1000W power with smart humidity sensor |
| TOSHIBA EM131A5C-SS | Reliable all-around performance | 1.2 cu ft, silver finish, 1000W |
| COMFEE’ EM720CPL-PMB | Compact spaces with one-touch controls | 0.7 cu ft, ECO mode, multiple presets |
| BLACK+DECKER EM720CB7 | Budget-friendly, easy controls | 0.7 cu ft, turntable, 700W |
| Chefman Countertop Microwave | Simple, quick presets | 0.9 cu ft, 900W, mute button |
TOSHIBA EM131A5C-BS Countertop Microwave Ovens

This 18 inch wide Toshiba model offers a 1.2 cu ft interior and 1000 watts of microwave power. Its Smart Humidity Sensor automatically adjusts time and power for consistent results across a variety of foods, reducing the chances of overcooked or undercooked meals. Internal dimensions provide generous space for larger plates and casserole dishes. Six preset menus cover common items like pizza and sensor reheat. Best for: households that value automatic cooking adjustments and a larger interior for everyday meals.
Why it’s a strong pick: The sensor-based cooking plus a sizable 12.4″ turntable helps distribute heat evenly. It’s a robust option for everyday reheats and simple meals, making it suitable for families or roommates who want reliable performance with minimal guesswork.
Limitations to consider: It uses a higher wattage draw; ensure your kitchen outlet can support the power needs. External dimensions are 20.6 x 16.0 x 11.8 inches, which is important for counter space planning.
TOSHIBA EM131A5C-SS Countertop Microwave

This silver 18 inch wide model mirrors the EM131A5C-BS with 1000W output and a 1.2 cu ft interior, plus the same Smart Sensor Technology for automatic cooking adjustments. A 12.4″ glass turntable supports larger dishes. It’s best for consumers who want uniform meals with minimal supervision. Six preset menus cover common tasks, while ECO mode aids energy-conscious use. Best for: users who want dependable sensor cooking with a refined appearance in a shared kitchen.
Why this stands out: The identical core features to the BS variant provide consistent performance and a clean, modern look. If your kitchen décor favors silver appliances, this version blends well with other stainless or metallic finishes.
Limitations: Like the BS model, ensure outlet capacity. Housing dimensions are the same, so space planning is essential if you’re upgrading from a smaller unit.
COMFEE’ EM720CPL-PMB Countertop Microwave

This compact 0.7 cu ft microwave emphasizes space efficiency with 700W of power and an ECO Mode for energy savings. It features a two-step child lock for safety and an intuitive one-touch operation with 1–6 minute presets plus a +30 seconds function. The easy auto-cook settings include popular items like popcorn, pizza, frozen vegetables, and beverages. Best for: studios, dorm rooms, or kitchens where counter space is scarce but you still want reliable one-touch convenience.
Why it might be preferable: The two-step child lock and mute option make it suitable for households with children or shared living spaces where quiet operation is valued. It’s a practical pick for compact apartments or offices needing straightforward control and quick meals.
Limitations: Its smaller interior may limit larger dish sizes. If you regularly reheat large casseroles, consider a larger interior model.
BLACK+DECKER EM720CB7 Digital Microwave Oven

This 0.7 cu ft appliance delivers 700W with ten power settings and a large LED display for easy reading. It includes pre-programmed buttons for popcorn, potato, pizza, frozen vegetables, beverages, and a dinner plate. A 10″ glass turntable is removable for easy cleaning, and the interior lighting helps with visibility during cooking. Best for: budget-conscious buyers who want basic, reliable microwave functionality in a compact footprint.
Why choose this: The pre-programmed options simplify daily use, making it an attractive option for kitchens that prioritize straightforward operation over advanced features. The stainless steel finish resists fingerprints and blends well with most decor.
Caution: It operates on standard 110V supply; check outlet compatibility before purchase. The smaller interior size may constrain bowl sizes or larger plates.
Chefman Countertop Microwave 0.9 Cu. Ft., 900W

This Chefman model offers a 0.9 cu ft interior with 900 watts of power and 10 power levels. It includes six cooking presets with one-touch express cook and an Eco Mode. The mute button and a child safety lock enhance usability in shared living spaces. Best for: small households or dorms that want versatile cooking options without clutter.
Why this stands out: The combination of high power for a compact size and a mute button makes it a strong fit for quiet, efficient cooking. The Eco Mode helps limit energy use for light daily tasks like reheating beverages or small meals.
Limitation: While versatile, it may lack the deeper interior space found in larger 18″ wide units, so check dish sizes before purchase.
Buying Guide: 18 Inch Wide Microwave Considerations
What to check when choosing an 18″ wide microwave:
- Interior capacity: Look for at least 0.7 to 1.2 cu ft if you regularly heat larger plates. A bigger interior supports more versatile dish sizing.
- Wattage and power: Higher wattage (800–1000W) cooks faster and more evenly, but may demand a robust electrical circuit. Consider your kitchen outlets before buying.
- Sensor and preset features: Sensor cooking and presets simplify daily tasks, reducing guesswork for reheating and cooking common items.
- Safety features: Child lock, mute function, and easy-to-clean interiors help in shared spaces and busy households.
- Dimensions and fit: Measure your counter depth and clearance. Ensure the 18″ width aligns with available space and that you can comfortably access controls and the door.
- Finish and materials: Stainless or silver tones pair well with many kitchens; consider fingerprint resistance and ease of cleaning.
Common Scenarios And Recommendations
- Family kitchen with frequent reheats: Choose a 1000W model with a humidity sensor for consistent results, like the Toshiba EM131A5C-BS or EM131A5C-SS.
- Compact apartment or dorm: A 0.7 cu ft model with simple presets, such as COMFEE’ EM720CPL-PMB or BLACK+DECKER EM720CB7, fits small spaces well.
- Quiet cooking in shared spaces: Look for mute or sound-off functions, as seen on COMFEE’ and Chefman models.
- Budget-conscious users: The BLACK+DECKER and Farberware options provide basic, dependable performance without extras.
- Stylish or modern kitchens: The Toshiba EM131A5C-SS offers a similar feature set with a refined silver finish suitable for contemporary spaces.
Frequently Asked Questions
- What size is considered an 18 inch wide microwave?
The width measures about 18 inches, with interior sizes typically ranging from 0.7 to 1.2 cubic feet. - Do all 18″ microwaves have sensor cooking?
No. Some models include sensor features like humidity-based cooking, while others rely on time-based presets. - Is a higher wattage always better for microwaves?
Generally, yes for faster cooking, but it depends on the size and the dish. Heavier pots may need more power to heat evenly. - Which features matter most for small spaces?
Interior size, easy-to-use controls, auto-cook presets, and safety features like child locks are especially important. - Can these microwaves fit standard countertops?
Yes, all listed options are countertop models designed for typical 18″ wide spaces, though depth and height vary slightly. - What are the best practices for cleaning 18″ microwaves?
Wipe the interior after use, avoid abrasive cleaners, and use the self-clean or easy-clean interiors if provided.