If you’re looking for an air conditioner that can both heat and cool your space efficiently, this guide covers some of the top versatile units available on Amazon. Whether you need portable options, window units, or innovative personal cooling devices, this selection meets different room sizes and lifestyles. Below is a quick comparison table of the best air conditioners that provide both heating and cooling capabilities to help you find the best fit for your home or office.
| Product | Cooling BTU | Heating BTU | Coverage Area | Type |
|---|---|---|---|---|
| BLACK+DECKER Smart Portable Air Conditioner with Heat | 14,000 BTU (ASHRAE) | 12,000 BTU | Up to 700 sq. ft. | Portable |
| Midea 12,000 BTU Smart Inverter Window Air Conditioner with Heat | 12,000 BTU | Supplemental Heat | Up to 550 sq. ft. | Window Unit |
| Aoxun 10,000 BTU Portable Air Conditioner with Heat | 10,000 BTU | Included | Up to 268 sq. ft. | Portable |
| Whynter Portable Air Conditioner 14,000 BTU & Heater | 14,000 BTU | Included | Up to 500 sq. ft. | Portable |
| LG 18,000 BTU Window Air Conditioner with Heat | 18,000 BTU | Supplemental Heat | Up to 1,000 sq. ft. | Window Unit |
Content Navigation
- BLACK+DECKER Smart Portable Air Conditioner with Heat
- Midea 12,000 BTU Smart Inverter Window Air Conditioner with Heat
- Aoxun 10,000 BTU Portable Air Conditioner with Heat
- Whynter Portable Air Conditioner 14,000 BTU & Heater
- LG 18,000 BTU Window Air Conditioner with Heat
- Buying Guide: How to Choose the Best Air Conditioner That Heats and Cools
BLACK+DECKER Smart Portable Air Conditioner with Heat
The BLACK+DECKER Smart Portable Air Conditioner offers a four-in-one design that cools, heats, dehumidifies, and fans rooms up to 700 sq. ft. It delivers 14,000 BTU cooling and 12,000 BTU heating, perfect for transitioning between seasons. Wi-Fi connectivity allows remote control via smartphone apps and voice commands through Amazon Alexa or Google Assistant. Its compact dimensions and portability make it ideal for flexible home placement. This unit provides efficient year-round climate control with easy-to-use smart features.
Midea 12,000 BTU Smart Inverter Window Air Conditioner with Heat
This Midea Smart Inverter Window AC unit combines cooling, heating, and dehumidifying functions for rooms up to 550 sq. ft. The inverter technology enables energy-efficient operation with up to 35% energy savings. It supports multiple modes including heat, auto, cool, dry, and fan with 3-speed levels. Wireless control via the SmartHome app and voice assistants enhances convenience. Note that the heat pump function works best above 41°F outdoor temperature. Its washable filter and electronic controls make maintenance simple.
Aoxun 10,000 BTU Portable Air Conditioner with Heat
The Aoxun 10,000 BTU portable AC delivers 4-in-1 functionality including cooling, heating, dehumidification, and fan mode. Ideal for compact spaces up to 268 sq. ft., it provides efficient temperature control from 62°F to 86°F. This model emphasizes quiet operation at levels near 55 dB, making it suitable for bedrooms or offices. Safety-conscious features like child lock and 24-hour programmable timers add usability. Including remote control and window installation kits, this unit is great for flexible, year-round comfort.
Whynter Portable Air Conditioner 14,000 BTU & Heater
Recognized by Good Housekeeping as the Best Overall Portable Air Conditioner of 2025, the Whynter ARC-14SH combines 14,000 BTU cooling power and heating capabilities for spaces up to 500 sq. ft. It runs quietly (51 dBA at low speed) and uses eco-friendly R-32 refrigerant. A patented dual-hose design with automatic condensate removal dehumidifies up to 71 pints daily. The included window kit supports easy installation. This powerful yet quiet unit suits larger rooms and delivers dependable year-round operation.
LG 18,000 BTU Window Air Conditioner with Heat
The LG 18,000 BTU window unit offers substantial heating and cooling capacity for large spaces up to 1,000 sq. ft. It requires a 230/208V power supply and includes a remote control and digital panel with multiple fan speeds. The 4-way air deflection and 24-hour timer provide enhanced customization. The washable filter and included installation kit further simplify upkeep. This unit is ideal for bigger rooms needing strong heating and cooling efficiency.
Buying Guide: How to Choose the Best Air Conditioner That Heats and Cools
When selecting an air conditioner that can both heat and cool, consider the following factors to ensure the best purchase for your needs:
BTU Capacity and Room Size
The unit’s BTU rating should match your room size. Larger rooms require higher BTU ratings (e.g., 14,000 to 18,000 BTU for 500-1,000 sq. ft.), while smaller spaces can be served with 10,000 BTU or less. Oversized units waste energy, undersized units won’t maintain comfort effectively.
Type of Air Conditioner
- Portable ACs offer flexibility to move between rooms, ideal for renters or spaces lacking window access.
- Window units provide more permanent installation with typically higher efficiency and cooling power.
- Personal cooling devices such as neck fans provide targeted relief but may not be suited for whole-room conditioning.
Heating Capability
Check the heating BTU output and whether the unit uses a heat pump or supplemental heater. Heat pumps are energy efficient but may have outdoor temperature limitations. Supplemental electric heaters work well in very cold climates but may consume more power.
Energy Efficiency
Look for Energy Star ratings and inverter technology that reduce electricity consumption. Features like ECO mode, timers, and programmable settings help save energy and cost.
Noise Levels
Noise can impact comfort, especially in bedrooms or offices. Choose units with lower decibel ratings (around 50-55 dB) for quiet operation. Sleep modes and insulated compressors further reduce noise.
Controls and Smart Features
Modern units often include remote controls, smartphone app compatibility, and voice command options for convenience. Adjustable louvers, fan speeds, and timer settings enable customized airflow.
Maintenance and Installation
Consider ease of filter access for cleaning, availability of window installation kits for portable units, and any special electrical requirements. Automatic condensate drainage reduces maintenance efforts.
By balancing these factors, you can choose an efficient and reliable air conditioner that both heats and cools your space comfortably throughout the year.