Finding the perfect room air conditioner and heater can dramatically improve your home’s comfort all year long. Whether you need cooling during hot summer months or supplemental heat in chilly weather, versatile units that combine both functions are ideal. Below is a summary table of top-rated portable and window air conditioners with heating features, designed for various room sizes and equipped with smart controls, energy-saving technologies, and dehumidifying capabilities.
| Product | Cooling BTU | Heating BTU | Room Coverage | Key Features |
|---|---|---|---|---|
| BLACK+DECKER Smart Portable Air Conditioner with Heat | 14,000 ASHRAE (10,200 SACC) | 12,000 | Up to 700 sq. ft. | Wi-Fi enabled, voice control, 4-in-1 functions, remote |
| SereneLife Small Portable Air Conditioner with Heat | 10,000 | Built-in heat | Up to 450 sq. ft. | Lightweight, remote, 4 modes, dehumidifier |
| Whynter Portable AC & Heater Dual Hose | 14,000 | Heater included | Up to 500 sq. ft. | Quiet operation, dual hose, auto drain, eco-friendly refrigerant |
| Midea 12,000 BTU Smart Inverter Window Air Conditioner with Heat | 12,000 | Supplemental heat | Up to 550 sq. ft. | Energy star, inverter tech, smart app control, multiple modes |
| Frigidaire 4-in-1 Smart Portable AC with Supplemental Heat | 14,000 ASHRAE / 10,000 DOE | Supplemental heat | Up to 700 sq. ft. | Wi-Fi enabled, energy-efficient, quiet, multiple fan speeds |
Content Navigation
- BLACK+DECKER Smart Portable Air Conditioner and Heater
- SereneLife Small Portable AC with Built-in Heat
- Whynter 14,000 BTU Dual Hose Portable AC and Heater
- Midea 12,000 BTU Smart Inverter Window AC with Heat
- Frigidaire 4-in-1 Smart Portable AC with Supplemental Heat
- Buying Guide for Room Air Conditioners with Heating
BLACK+DECKER Smart Portable Air Conditioner and Heater
The BLACK+DECKER Smart Portable Air Conditioner with Heat offers a powerful 14,000 BTU cooling capacity (ASHRAE) with 12,000 BTU heating for rooms as large as 700 square feet. This four-in-one unit also functions as a dehumidifier and fan. Its compact design makes it easy to move from room to room.
Featuring Wi-Fi connectivity and voice control, the unit can be managed via a mobile app or Amazon Alexa and Google Assistant. Its “Follow Me” remote sensor ensures the temperature is maintained precisely where you are.
This model delivers reliable year-round comfort, ideal for bedrooms or larger living areas that need flexible temperature control through all seasons.
SereneLife Small Portable AC with Built-in Heat
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This compact 10,000 BTU portable air conditioner by SereneLife offers cooling, heating, dehumidifier, and fan modes, suited for spaces up to 450 square feet. Equipped with rolling wheels, it’s designed for easy portability throughout your home or office.
The built-in dehumidifier helps reduce moisture, making this a space- and cost-saving option. Operation is via a remote control, and automatic swing mode improves air circulation, improving comfort without manual adjustments.
Its practical four-mode operation makes this unit versatile for year-round use, especially in smaller rooms or dorms where space is limited.
Whynter 14,000 BTU Dual Hose Portable AC and Heater
Recipient of Good Housekeeping’s 2025 Best Overall Portable Air Conditioner award, this unit cools rooms up to 500 square feet efficiently with 14,000 BTU cooling and also provides heating.
Its dual hose design supplies fast cooling and improved airflow while operating quietly at 51 dBA. The environmentally friendly R-32 refrigerant reduces ecological impact. An automatic condensate exhaust system and 71-pint daily dehumidifying capacity enhance usability.
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Ideal for bedrooms or living spaces requiring quiet operation and dependable performance.
Midea 12,000 BTU Smart Inverter Window AC with Heat
Midea’s window-mounted 12,000 BTU unit offers cooling and supplemental heating with energy-efficient inverter technology for homes up to 550 square feet. It’s Energy Star rated, delivering up to 35% energy savings.
Users can adjust settings via an LED control panel, remote control, or the SmartHome App, including five modes such as heat, cool, auto, dry, and fan. Voice commands work through Alexa and Google Assistant. It features quiet operation and a washable filter for low maintenance.
Note that heating will not function if outdoor temperatures dip below 41°F.
Frigidaire 4-in-1 Smart Portable AC with Supplemental Heat
This Frigidaire portable AC combines air conditioning, heating, dehumidifying, and fan modes with smart connectivity for managing comfort remotely via app or voice control.
Designed for rooms up to 700 square feet, it features quiet operation and sleep mode, which gradually adjusts temperature overnight to save energy. The energy-efficient unit helps reduce humidity using its Dry Mode for a more restful environment.
Customizable air circulation is provided by three fan speeds and an auto swing louver for even airflow distribution.
Buying Guide for Room Air Conditioners with Heating
Cooling and Heating Capacity
Choose units rated for the size of your room. BTU ratings indicate power; larger rooms require higher BTUs. For combined cooling and heating, verify both capacities meet your climate and space needs.
Portability and Installation
Portable units offer flexibility with minimal installation, suitable for renters or temporary needs. Window units provide better efficiency but require window installation and may be less mobile.
Energy Efficiency
Look for Energy Star ratings and inverter technology to reduce energy consumption. These features ensure cost savings while maintaining comfort.
Smart Controls and Convenience
Wi-Fi-enabled models with remote and voice control offer easy operation. Features like timers, programmable settings, and app integration enhance user experience.
Additional Features
- Dehumidifier Function: Great for humid environments to improve air quality.
- Noise Level: Check decibel ratings if quiet operation is important.
- Air Circulation: Multi-speed fans and swing louvers distribute air evenly.
- Maintenance: Removable washable filters simplify upkeep.
Climate Considerations
Some heating functions may not operate efficiently in extremely cold outdoor temperatures. Confirm performance restrictions based on your local climate.
By evaluating these factors, you can select the best room air conditioner and heater combo to keep your indoor environment comfortable year-round.