Finding a window air conditioner that also provides reliable heating can simplify year-round comfort. The following selections cover a range of room sizes and energy considerations, with smart controls and energy-saving features. Each option cools and heats efficiently, integrates with voice assistants, and comes from trusted brands.
| Product | BTU | Recommended Space | Smart/Voice Control | Notes |
|---|---|---|---|---|
| Midea 8,000 BTU Smart Inverter Window Unit | 8,000 | Up to 350 sq ft | Yes (SmartHome App, Alexa, Google Assistant) | Energy Star, dehumidifier, heat function |
| Midea 12,000 BTU Smart Inverter Window Unit | 12,000 | Up to 550 sq ft | Yes (SmartHome App, Alexa, Google Assistant) | Energy Star, inverter technology |
| LG 7,600 BTU Window Air Conditioner With Heat | 7,600 | Most bedrooms and small living spaces | Yes (remote, app compatibility) | Low noise operation |
| GE Window Air Conditioner 12,000 BTU | 12,000 | Medium living rooms up to 550 sq ft | SmartHQ app, Alexa, Google Assistant | Wi-Fi enabled, energy efficient |
| LG 23,000 BTU Smart Window AC With Heat | 23,000 | Large living spaces up to 1,400 sq ft | Yes (SmartThinQ, Alexa, Google Assistant) | High cooling capacity, strong multi-zone performance |
Note: All units listed are window-mounted and include heating for multi-season use. Availability and compatibility may vary by region. Always verify electrical requirements and installation needs before purchase.
Midea 8,000 BTU Smart Inverter Window Unit

Multi-season comfort is a key feature of this Midea model. It cools up to 350 square feet and provides supplemental heat for shoulder seasons. The unit uses inverter technology for energy efficiency and quiet operation. Three speed settings and five modes allow tailored comfort, while a 24-hour timer and ECO mode help optimize energy use. Wireless control via the SmartHome App enables monitoring and adjustments from anywhere, with voice compatibility through Alexa and Google Assistant. The washable front panel filter supports easy maintenance.
Midea 12,000 BTU Smart Inverter Window Unit

This 12,000 BTU model is designed for larger spaces up to 550 square feet and offers heat mode for cooler months. It features a multi-mode system (Heat, Auto, Cool, Dry, Fan) with three fan speeds and a 24-hour timer. Energy Star certification and inverter technology drive efficiency, while the adjustable louvers and remote control provide flexible airflow directions. Like the smaller model, it supports voice control through smart home ecosystems and app-based management for remote operation.
LG 7,600 BTU Window Air Conditioner With Heat

LG’s 7,600 BTU unit is well suited for bedrooms and smaller living areas. The heater adds warmth during cooler days, and the unit offers two cooling and heating speeds with a low-noise design, helping to minimize disruption at night or during work. The compact footprint makes installation straightforward, with included remote control and 24-hour timer features for convenience. The model supports voice integration and app-based control for modern smart-home setups.
GE Window Air Conditioner 12,000 BTU

GE’s 12,000 BTU unit is designed for larger spaces up to 550 sq ft, offering smart control via the SmartHQ app and compatibility with major voice assistants. The model emphasizes easy installation and energy-efficient cooling, with a remote or smartphone app for convenient operation. The integration with Wi-Fi enables scheduling, monitoring, and control from anywhere, helping households optimize comfort and energy use across different rooms and times of day.
LG 23,000 BTU Smart Window AC With Heat

For large living spaces, the LG 23,000 BTU unit delivers substantial cooling capacity and a robust heating option. It supports LG ThinQ for remote control, along with compatibility for Alexa and Google Assistant, enabling voice-activated adjustments. The unit emphasizes multiple fan speeds and consistent performance across seasons, suitable for family rooms, open concept spaces, or home offices that demand reliable climate control. Noise levels are managed to keep disturbance low, even at higher cooling settings.
Buying Guide: Window ACs With Heaters
When selecting a window air conditioner with heating, consider room size, climate, energy efficiency, and smart features. BTU ratings indicate cooling capacity; choose a unit that matches the largest space in the room without over-sizing, which can waste energy. Inverter technology often yields better efficiency and quieter operation than traditional compressors. Heat functions are typically supplemental; many units list a recommended minimum outside temperature for heat operation. Smart controls, app integration, and voice assistant compatibility add convenience for busy households. Finally, ensure window installation compatibility and check for energy star certifications to gauge long-term energy costs.
Key purchase considerations include:
- Room size and BTU capacity alignment
- Heat pump availability and outdoor temperature requirements
- Energy efficiency ratings and inverter technology
- Smart features: app control, voice assistants, scheduling
- Ease of installation, maintenance, and filter accessibility
Comparative notes: For small to medium rooms, models around 7,600–12,000 BTU provide balanced cooling and supplemental heating with efficient operation. For larger spaces, higher BTU units (like 23,000 BTU) offer robust performance, though they may consume more energy; look for ENERGY STAR certified models to mitigate operating costs. Brands such as Midea, LG, GE, and LG balance reliability, smart features, and multi-season comfort, making them solid options across different budgets and room configurations.