Choosing the right air conditioner can make a huge difference in comfort, energy efficiency, and cost savings. After thorough research and testing, we’ve identified the top-performing air conditioners for different needs—whether you’re cooling a small bedroom, a large living space, or looking for smart features.
Which Brand of Air Conditioner Is the Best?
While no single brand dominates every category, LG and Frigidaire consistently rank among the best for reliability, cooling efficiency, and features. LG excels in smart technology and energy efficiency, while Frigidaire offers powerful cooling at a more affordable price point. For budget-friendly options, Midea and Honeywell also provide solid performance.
Top Air Conditioner Picks
- Best Overall: LG LW1517IVSM
- A 15,000 BTU smart Wi-Fi window unit with excellent cooling power and energy efficiency.
- Works with Alexa and Google Assistant for voice control.
- Quiet operation and a sleek design.
- Best Budget Option: Frigidaire FFRA0511R1
- A 5,000 BTU window AC ideal for small rooms (up to 150 sq. ft.).
- Simple controls, reliable performance, and affordable pricing.
- Best for Large Rooms: Midea U-Shaped Air Conditioner
- 12,000 BTU inverter model with ultra-quiet operation.
- Unique U-shaped design allows for easy window access.
- Best Portable AC: Honeywell HL14CESWK
- A 14,000 BTU dual-hose portable unit for spaces up to 700 sq. ft.
- Efficient cooling with easy mobility.
1. Portable vs. Window Air Conditioner: Key Differences
Portable air conditioners offer flexibility for renters or homes where window units aren’t feasible, but they’re typically less efficient than window models. Dual-hose designs (like the Whynter ARC-14S) perform better than single-hose units by reducing negative pressure, which can draw warm air back into the room.
2. Best High-End Portable Air Conditioner: LG LP1419IVSM
LG’s 14,000 BTU smart portable AC tops performance charts with Wi-Fi controls, a dual-inverter compressor for quiet operation, and strong cooling power for spaces up to 500 sq. ft. It also dehumidifies effectively, making it ideal for humid climates.
3. Best Budget Pick: Black+Decker BPACT08WT
For small rooms (under 200 sq. ft.), the 8,000 BTU Black+Decker is a reliable, no-frills option. While it lacks the efficiency of dual-hose models, its affordability and portability make it a practical choice for temporary cooling.
4. Why Dual-Hose Units Excel
Dual-hose portable ACs (e.g., Whynter ARC-14S) cool more efficiently by using one hose to intake outdoor air and another to exhaust hot air. This prevents the unit from pulling cooled air back outside, a common issue with single-hose designs.
5. Noise Considerations
Portable ACs are generally louder than window units, but inverter models like the Midea MAP08S1TBL (42 dB) operate noticeably quieter. Avoid units above 55 dB if noise sensitivity is a concern.
6. When to Choose a Portable Air Conditioner
Opt for a portable model if:
- You can’t install a window unit (e.g., apartment rules).
- Need multi-room mobility (look for wheels and lightweight designs).
- Prefer easy setup (no permanent installation required).
Which AC Brand Has the Best Reviews?
Based on consumer and expert feedback, LG and Frigidaire receive the highest praise for durability and performance. LG’s smart models are particularly well-reviewed for their advanced features, while Frigidaire is favored for affordability and reliability.
Which AC Is Best for a Home?
The best AC for your home depends on room size, climate, and budget:
- Small rooms (100–300 sq. ft.): A 5,000–8,000 BTU unit (e.g., Frigidaire FFRA0511R1).
- Medium rooms (300–600 sq. ft.): A 10,000–12,000 BTU unit (e.g., Midea U-Shaped AC).
- Large rooms (600+ sq. ft.): A 14,000+ BTU unit or a ductless mini-split system.
How to Choose an Air Conditioner
- Determine the Right BTU: Match the unit’s cooling capacity to your room size.
- Energy Efficiency: Look for an ENERGY STAR rating to save on electricity bills.
- Noise Level: If quiet operation is important, check decibel ratings (under 50 dB is ideal).
- Smart Features: Wi-Fi-enabled models (like LG’s) allow remote control via smartphone.
- Installation Type: Window units are more efficient, while portable ACs offer flexibility.
Frequently Asked Questions (FAQs) About Air Conditioners
1. What’s the difference between a portable and window AC?
Window ACs are more energy-efficient and powerful but require permanent installation. Portable ACs are flexible and movable but less efficient, making them ideal for renters or rooms where window units aren’t an option. Dual-hose portable models (like the Whynter ARC-14S) cool better than single-hose ones.
2. How do I calculate the right BTU for my room?
Use this general guide:
- 150–250 sq. ft.: 5,000–6,000 BTU
- 250–400 sq. ft.: 7,000–8,500 BTU
- 400–550 sq. ft.: 9,800–12,500 BTU
- 550+ sq. ft.: 14,000+ BTU or a mini-split system.
Note: Add 10–20% more BTU for sunny rooms or high ceilings.
3. Which is better: LG or Frigidaire ACs?
- LG excels in smart features, quiet operation, and energy efficiency (e.g., LG LW1517IVSM).
- Frigidaire offers affordable, reliable cooling (e.g., FFRA0511R1) but lacks advanced tech.
Choose LG for premium performance or Frigidaire for budget-friendly reliability.
4. Are portable ACs noisy?
Most portable ACs run louder than window units (50–60 dB), but inverter models like the Midea MAP08S1TBL (42 dB) are much quieter. For bedrooms, aim for <50 dB.
5. Do air conditioners dehumidify?
Yes, but not as effectively as a dedicated dehumidifier. Portable ACs like the LG LP1419IVSM remove moisture while cooling, which helps in humid climates.
6. What’s the most energy-efficient AC type?
- Inverter window units (e.g., Midea U-shaped)
- Dual-hose portable ACs (e.g., Whynter ARC-14S)
Look for the ENERGY STAR label to save 10–20% on electricity bills.
7. Can I install a window AC myself?
Yes, if your window is standard-sized and you follow safety steps:
- Use the included brackets.
- Secure the unit with screws.
- Seal gaps with weatherstripping.
For heavy models (12,000+ BTU), consider professional help.
8. How often should I clean my AC?
- Filters: Every 2–4 weeks (vacuum or rinse).
- Coils/Exterior: Once per season (use a soft brush).
Neglecting maintenance reduces efficiency and can cause mold.
9. Why is my AC blowing warm air?
Common fixes:
- Check the thermostat settings.
- Clean or replace clogged filters.
- Ensure the outdoor unit (for central AC) isn’t blocked.
If unresolved, it may need refrigerant or professional repair.
10. Smart AC vs. traditional: Is it worth it?
Smart ACs (e.g., LG LW1517IVSM) let you:
- Control temps remotely via phone.
- Use voice commands (Alexa/Google).
- Schedule cooling to save energy.
Downside: They cost 20–30% more than basic models.
11. How long do AC units last?
- Window units: 8–10 years.
- Portable ACs: 5–8 years.
- Central/mini-split systems: 12–15 years.
Lifespan depends on usage, maintenance, and climate.
12. What’s the cheapest way to cool a room?
- Fans + AC combo: Use ceiling fans to circulate cool air.
- Blackout curtains: Block heat from windows.
- Budget AC picks: Frigidaire FFRA0511R1 (window) or Black+Decker BPACT08WT (portable).
Final Verdict
For most homes, the LG LW1517IVSM offers the best balance of power, efficiency, and smart features. If you’re on a budget, the Frigidaire FFRA0511R1 is a reliable choice. Always measure your space and consider energy ratings before purchasing to ensure optimal cooling and cost savings.