Combination microwaves that merge microwave, convection, and air frying into one countertop or built-in unit offer streamlined, space-saving cooking. This guide highlights five top options, spanning compact countertop models to larger built-in configurations, to help you pick a device that fits your kitchen workflow and lifestyle.
The following summary table provides a quick snapshot of the featured products to compare at a glance:
| Product | Brand | Key Strength | Type | Power |
|---|---|---|---|---|
| Breville BMO870BSS Combi Wave | Breville | 3-in-1 with Inverter microwave and fast frozen-cook | Countertop | 1200 W |
| Toshiba ML-EC42P | TOSHIBA | Multi-function with pre-programmed sensor menus | Countertop | 1000 W |
| KoolMore KM-CWO24-SS | KoolMore | Built-in dual oven/microwave with broil and convection | Built-in | 1000 W |
| GE JK3800SHSS | GE | Wall oven with combination controls and safety features | Wall/Oven | — |
| ThermoMate 24-In Built-In | ThermoMate | Convection and microwave with sensor and LCD display | Built-in | 1000 W |
Breville BMO870BSS Combi Wave 3-in-1 Overview

The Breville BMO870BSS combines air frying, convection baking, and microwave functions in one compact unit. Its 3-in-1 capability supports fries with Air Fry, browning with Convection Bake, and quick defrosting via an Inverter Microwave. The ELEMENT IQ SYSTEM uses smart power management to deliver evenly cooked results. This model emphasizes fast cooking from frozen and crisping in a countertop form factor, making it a strong pick for busy households seeking versatility without pantry clutter.
Toshiba ML-EC42P 4-in-1 Combo

This Toshiba model blends microwave, air fry, convection, and combination cooking into a single countertop appliance. It includes Healthy Air Fry functionality for lower-fat frying and a sensor-based program for popular foods like frozen pizza and vegetables. The sensor menus and pre-programmed options simplify meal prep while still delivering a crisp finish and even heating across multiple cooking modes.
KoolMore KM-CWO24-SS Built-In Convection Oven

The KoolMore KM-CWO24-SS offers a dual microwave and convection oven in a built-in format. Its convection heating element shortens cooking times by distributing heat evenly via top and bottom elements. A cool-door design reduces exterior surface temperatures for safer operation around families, and the stainless finish complements modern kitchen aesthetics while freeing counter space for other tasks.
GE JK3800SHSS Combination Wall Oven

The GE JK3800SHSS is a solid wall-oven option that integrates control simplicity with glass touch interfaces for straightforward temperature settings. It includes a delay-start feature for scheduling meals and a control-lock to prevent accidental use, promoting safety in households with children or high-traffic kitchens. The combination capabilities enable efficient meal prep within a built-in footprint without sacrificing user-friendly control.
ThermoMate 24 Inch Built-In Microwave Convection

The ThermoMate model combines convection and microwave functions with a 1.6 cu ft interior, sensor cooking, and a touch control LCD display in a stainless steel finish. Built-in design supports streamlined kitchen layouts, while the dual-mode capability enables everything from quick reheats to more complex browning tasks. The included sensor technology helps maintain moisture and texture for a variety of dishes.
Buying Guide
- Cooking modes and versatility: Look for models offering microwave, convection, and air frying, plus a combination or broil option if you frequently experiment with textures and browning.
- Countertop versus built-in: Countertop units save installation work and are portable, while built-in options maximize space efficiency and maintain a cohesive kitchen design. Consider cabinet clearance and ventilation needs for built-ins.
- Power and performance: Higher wattage typically enables faster cooking and more consistent results. If you use multiple modes often, prioritize models with robust inverter technology and smart-sensor features for precise temperature and time control.
- Safety features: Look for cool-door technology, child locks, deck protection from overheating, and sensor-based safety programs when cooking for families with kids or pets.
- Ease of use and maintenance: Favor models with intuitive controls, clear displays, and dishwasher-safe accessories. Review cleaning options for splatters and grease in air-fry and convection modes.
- Size and capacity: Ensure the interior cavity fits your typical dish sizes and that the exterior dimensions align with the intended space, especially for built-ins where replacement and alignment matter.
- Pre-programmed menus and sensor cooking: Programs for common foods (frozen pizza, vegetables, poultry) simplify daily meals and help achieve consistent results with minimal effort.
- Brand and warranty support: Reputable brands with accessible service networks reduce risk for long-term use and maintenance.
- Energy efficiency: Built-in units often offer superior insulation and energy management compared to open-countertop options; evaluate estimated energy use based on typical cooking habits.
- Aesthetics and finishes: Stainless steel and clean lines pair well with modern kitchens, while built-ins offer seamless integration with cabinetry and countertops.