Summer’s here, and the heat can be relentless. But who says you need to spend a fortune to stay cool? If you’re looking for the best portable air conditioner for cheap, you’ve come to the right place! We know that finding an affordable yet effective cooling solution can feel like a hunt for a unicorn, but don’t sweat it – we’ve done the legwork for you.

Portable air conditioners offer a fantastic way to cool individual rooms without the hassle of permanent installation or the high cost of central AC. They’re perfect for apartments, dorms, offices, or even just that one notoriously warm bedroom. In this guide, we’ll dive into 7 top-rated, budget-friendly options that will help you beat the heat without breaking the bank.

Why Choose a Portable AC?

Portable ACs are more than just a quick fix; they offer several benefits:

• Flexibility: Easily move them from room to room as needed.
• Cost-Effective: Generally cheaper to buy and run than central air conditioning, especially for spot cooling.
• Easy Installation: Most come with simple window kits that you can set up in minutes.
• Multi-functional: Many units double as dehumidifiers and fans, offering year-round comfort.

Let’s explore the best portable air conditioner for cheap options available right now!

---

Our Top Picks for Affordable Portable Air Conditioners

1. BLACK+DECKER Portable Air Conditioner 8,000 BTU (5,100 BTU SACC)

This BLACK+DECKER unit is a fantastic all-rounder for anyone seeking efficient cooling without a hefty price tag. It boasts 8,000 BTUs (ASHRAE) of cooling power, making it suitable for medium-sized rooms, and goes beyond just cooling by also functioning as a fan and dehumidifier. What really makes this model stand out in the budget category is its smart device integration. Imagine controlling your AC with just your voice via Alexa or Google Assistant, or through a special app on your phone – that’s convenience you often don’t find at this price point!

• Key Features:
  • 8,000 BTU (ASHRAE 128) cooling capacity, also a fan and dehumidifier.
  • Smart device compatibility (iOS/Android app, Alexa, Google Assistant).
  • 2 cooling and 2 fan speeds.
  • Auto water evaporation and 24-hour timer.
  • Electronic controls with digital display and easy-mobility casters.
  • Removable and washable filter, adjustable louvers.
  • Includes window kit and fully functional remote control.
• Pros:
  • Smart home integration is excellent for its price.
  • Versatile 3-in-1 functionality.
  • Easy to move with casters.
  • Good cooling power for its BTU rating.
• Cons:
  • May require an app for full smart features.
  • Can be a bit noisy on higher settings, typical for portable ACs.
• User Impressions: Customers love the convenience of the Wi-Fi connectivity and the strong cooling performance for the price. Many note the easy setup and appreciate its ability to dehumidify effectively, making humid days much more bearable. It’s often praised as a great value portable air conditioner for cheap.
• See it on Amazon here

---

2. Takywep 8,000BTU Portable Air Conditioners, 3 in 1

The Takywep 8,000 BTU portable air conditioner offers quick and efficient cooling for spaces up to 350 square feet, making it a stellar option for bedrooms, offices, or dorms. Its compact and user-friendly design is a big plus, but it’s the dual temperature display – one on the LED digital panel and an additional one on the front – that truly sets it apart. This ensures you always know the precise operating status at a glance. Combined with its 3-in-1 functionality (cooling, dehumidify, fan), this unit is a versatile workhorse designed for comfort and ease of use.

• Key Features:
  • 8,000 BTU cooling capacity for up to 350 sq ft, cools down to 62°F.
  • 3-in-1 functionality: Cool, Dehumidify, Fan.
  • Built-in temperature sensor for energy efficiency.
  • LED digital display on top and additional temperature display on front.
  • Remote control for convenient adjustments.
  • Drain case drainage and manual drainage options.
  • Extremely portable design with 4×360° wheels and carrying handle.
  • Comes with complete installation kit and instructions.
• Pros:
  • Effective cooling for its coverage area.
  • Dual temperature display is a nice touch.
  • Very easy to move around.
  • Energy-saving sensor.
• Cons:
  • Drainage might require attention in high humidity.
  • Cooling capacity might be limited for larger rooms approaching 350 sq ft.
• User Impressions: Users frequently commend its powerful cooling ability and the convenience of the remote control. The additional front display is a popular feature, and many appreciate how easy it is to set up and move. It’s seen as a reliable and effective solution for personal spaces.
• See it on Amazon here

---

3. Portable Air Conditioners w/Remote, 5400mAh Built-in Battery

Important Note: This product is an evaporative air cooler, not a traditional compressor-based portable air conditioner. It works best in dry climates by adding moisture to the air and lowering the temperature through evaporation.

This portable air cooler is a game-changer for personal cooling, especially if you’re looking for wireless freedom. With a built-in 5400mAh battery, it offers 9-15 hours of continuous use on a single charge, making it perfect for outdoor activities like picnics or beach trips, or simply moving around your home without being tethered to an outlet. Its 3-in-1 functionality includes a fan, air conditioner (evaporative), and a humidifier when water/ice water is added. The dual spray design and two ice boxes enhance the cooling effect significantly, providing a stronger mist and a more noticeable temperature drop compared to a standard fan.

• Key Features:
  • 3-in-1 High Efficiency: Fan, evaporative air conditioner, and humidifier.
  • Double cooling effect with water/ice water and mist release.
  • 7H Smart Timer and 60° manual vertical adjustment.
  • 1.2L (0.31 Gal) water tank with 2 ice boxes for enhanced cooling.
  • 5400mAh built-in battery for 9-15 hours wireless use, USB-C charging.
  • 3 wind speeds (low/middle/high).
  • 7-color LED lights for ambiance or night light.
  • Remote control for convenience.
• Pros:
  • Truly portable with built-in battery and USB-C charging.
  • Enhanced cooling with ice boxes and mist.
  • Versatile with timer, LED lights, and remote.
  • Extremely energy efficient compared to compressor ACs.
• Cons:
  • Evaporative coolers are less effective in humid climates.
  • Not a true air conditioner; won’t drastically lower room temperature like a BTU-rated AC.
  • Water tank needs refilling for continuous mist.
• User Impressions: Users highly praise its portability and the ability to use it anywhere thanks to the battery. Many find the mist and ice box combo effective for personal cooling, especially on desks or bedside tables. It’s considered a fantastic personal cooling device and a great portable air conditioner for cheap for those in dry areas.
• See it on Amazon here

---

4. BLACK+DECKER Portable Air Conditioner, 8,000 BTU (3,950 BTU SACC)

Another solid contender from BLACK+DECKER, this 8,000 BTU (3,950 BTU SACC) portable air conditioner is designed with user comfort and mobility in mind. What makes this unit truly stand out is its “FOLLOW ME” remote control. This innovative feature allows the remote to act as a thermostat, sensing the temperature wherever you are in the room and adjusting the cooling accordingly for precise and personalized comfort. Coupled with its 3-in-1 functionality (AC, dehumidifier, fan) and easy mobility, it’s a smart choice for keeping rooms up to 400 sq. ft. perfectly cool.

• Key Features:
  • 8,000 BTU (3,950 BTU SACC) cooling capacity; also dehumidifier & fan.
  • Full function remote control with “FOLLOW ME” feature for precise temperature.
  • Top mounted control panel with LED display.
  • Suitable for rooms up to 400 sq. ft.
  • Casters on the bottom and side handles for easy mobility.
  • Includes easy-to-install window kit.
  • Large, vented airflow outlet.
• Pros:
  • “FOLLOW ME” remote enhances personalized comfort.
  • Good cooling power for medium-large rooms.
  • Extremely easy to move between rooms.
  • Simple installation.
• Cons:
  • SACC (Seasonal Adjusted Cooling Capacity) is lower than ASHRAE, which is a more realistic measure of cooling power.
  • Can be a bit bulky for very small spaces.
• User Impressions: Reviewers love the “FOLLOW ME” feature, finding it incredibly effective for maintaining comfort in their immediate vicinity. Its cooling capabilities for its price point are frequently highlighted, and the ease of setup combined with smooth mobility makes it a user favorite.
• See it on Amazon here

---

5. CENSTECH 4-IN-1 Portable Air Conditioners, Evaporative Air Cooler

Important Note: This product is an evaporative air cooler/swamp cooler, not a traditional compressor-based portable air conditioner. It works best in dry climates.

The CENSTECH 4-in-1 Evaporative Air Cooler utilizes advanced cooling technology to quickly reduce ambient temperatures by 41-49°F, specifically designed for dry climates. What truly makes it shine is its ventless, hose-free, and windowless operation – you literally unbox it and it’s ready to go. This drastically cuts down on installation hassles and energy consumption, using only 65W, which is up to 60% less than traditional ACs. With a massive 2-gallon water tank providing 20 hours of continuous cooling and 4 upgraded, pre-filled ice packs for even longer use, it offers unparalleled convenience and efficiency for focused cooling.

• Key Features:
  • 2025 Advanced Evaporative Cooling Technology (best for dry climates).
  • 4 Modes (Cooling/Sleep/Normal/Nature) & 3 Fan Speeds (12 combinations).
  • Ventless design: no hose, no windows, no assembly needed.
  • Ultra-quiet at 45dB, 15-hour smart timer with auto shut-off.
  • 120° auto-oscillation, 20° manual vertical adjustment, covers up to 300 sq. ft.
  • 2-gallon large water tank for 20 hours of cooling.
  • 4 upgraded, no-fill ice packs for 8 hours each.
  • Functions as air cooler, humidifier, and fan.
  • Remote control and user-friendly top panel.
• Pros:
  • Extremely energy efficient (65W) and cost-effective to run.
  • No venting required, truly portable for any room.
  • Large water tank and multiple ice packs for extended cooling.
  • Very quiet operation, perfect for bedrooms.
• Cons:
  • Only effective in low-humidity environments; may increase humidity in already moist air.
  • Not a true AC; will not reduce room temperature as much as a compressor AC.
  • Ice packs need to be refrozen.
• User Impressions: Customers from dry regions absolutely rave about its cooling power and the fact that it doesn’t dry out the air like traditional ACs. Its quiet operation and ease of use (no installation!) are frequently praised. It’s a top pick for an affordable evaporative cooler that offers a great cooling experience without the typical AC setup.
• See it on Amazon here

---

6. JYew Portable Air Conditioners Evaporative Mini Room Air

Important Note: This product is an evaporative air cooler, not a traditional compressor-based portable air conditioner. It works best in dry climates.

The JYew Portable Evaporative Mini Room Air Cooler is designed for personalized comfort and versatility across various spaces, both indoors and outdoors. Its extra-large sealed water reservoir provides up to 12 hours of continuous cooling in low-mist mode, ensuring uninterrupted comfort. Beyond just cooling, it elevates your space with a captivating 7-color ambient nightlight, shifting hues to create a soothing ambiance or playful decor. This compact unit combines functionality with aesthetic appeal, making it a wonderful addition to nurseries, bedrooms, or any cozy evening setup, delivering gentle cooling while saving energy.

• Key Features:
  • Extra-large sealed water reservoir for up to 12 hours of continuous low-mist cooling.
  • 120° wide-angle auto-oscillation for even cooling.
  • 7-Color Ambient Nightlight for mood lighting.
  • Dual Mist Modes for personalized cooling (gentle/powerful).
  • Lightweight, whisper-quiet operation.
  • Indoor-Outdoor versatility, battery/USB-powered (if applicable – confirm battery details from product listing as features say “if applicable”).
  • Automatic shut-off system when water levels are low.
• Pros:
  • Long-lasting mist cooling from a single fill.
  • Unique 7-color nightlight adds ambiance.
  • Wide-angle oscillation for broader coverage.
  • Quiet operation suitable for sleeping.
  • Highly portable and adaptable for various settings.
• Cons:
  • As an evaporative cooler, it is less effective in humid environments.
  • Actual cooling capacity is limited compared to compressor ACs.
  • Requires water refills.
• User Impressions: Users love the dual functionality of cooling and mood lighting, making it perfect for bedrooms and children’s rooms. The quiet operation is a huge plus for night use, and its portability allows them to enjoy a cool breeze virtually anywhere. It’s a charming and effective personal cooler for those in dry climates.
• See it on Amazon here

---

7. EUHOMY 10,000 BTU Portable Air Conditioners Up to 450 sq. ft.

For those needing robust cooling for larger areas, the EUHOMY 10,000 BTU portable air conditioner (6,000 BTU SACC) is an exceptional choice that still falls into the “best portable air conditioner for cheap” category. Boasting a maximum wind speed of 350 m³/h, it rapidly cools down spaces up to 450 sq. ft. to a comfortable 61°F. What truly sets it apart is its comprehensive 24-hour timer and an optimized sleep mode, which dims the screen and reduces noise to a whisper-quiet 52-54 dB. This ensures you get a peaceful night’s rest without compromising on powerful cooling.

• Key Features:
  • 10,000 BTU (ASHRAE) / 6,000 BTU (SACC) cooling capacity for up to 450 sq. ft.
  • Fast cooling down to 61°F, 16 ft air supply distance.
  • Convenient 3-in-1 function: cooling, dehumidifier (removes 51 pints/day), and fan.
  • 24-hour timer and optimized sleep mode (52-54 dB).
  • Smart control panel with intuitive design and pre-tested remote control (23 ft range).
  • Energy-optimized compressor with auto shut-off at set temperature.
  • ETL certified, meets DOE safety and sensor accuracy standards.
  • Easy to install with 360° wheels and ergonomic hidden handles.
• Pros:
  • Powerful cooling for larger rooms up to 450 sq ft.
  • Excellent sleep mode with reduced noise and dim screen.
  • High dehumidification capacity.
  • User-friendly controls and remote with wide range.
• Cons:
  • Still a portable AC, so expect some noise on high settings (though sleep mode is quieter).
  • Window kit may need modification for specific window sizes.
• User Impressions: Customers are highly impressed with its cooling power and quick ability to drop room temperatures. The sleep mode is a standout feature for many, allowing for comfortable rest. Its overall performance and features for the price make it a highly recommended choice for larger rooms.
• See it on Amazon here

---

Factors to Consider When Buying a Cheap Portable AC

When hunting for the best portable air conditioner for cheap, keep these key points in mind to make sure you get the right unit for your needs:

• BTU Rating (or SACC): This indicates cooling power. Roughly, you’ll need 5,000-8,000 BTUs for a small room (150-250 sq ft) and 8,000-12,000 BTUs for medium to large rooms (250-450 sq ft). SACC (Seasonal Adjusted Cooling Capacity) is generally a more realistic measure of a unit’s cooling power.
• Room Size: Match the BTU rating to your room’s square footage. An underpowered AC won’t cool effectively, and an overpowered one will cycle too much, wasting energy.
• Type of Cooling:
  • Compressor-based Portable ACs: These use refrigerant and an exhaust hose to remove hot air. They are true air conditioners and work in any climate.
  • Evaporative Air Coolers (Swamp Coolers): These add moisture to the air and cool through evaporation. They are only effective in dry climates. If you live in a humid area, they will just make it more muggy.
• Functions: Many portable units offer 3-in-1 (AC, fan, dehumidifier) or even 4-in-1 (with heating) capabilities. Decide which functions are essential for you.
• Portability: Look for casters (wheels) and side handles for easy movement between rooms.
• Noise Level (dB): Portable ACs can be noisy. If you plan to use it in a bedroom, look for units with a sleep mode or lower decibel ratings (under 60 dB is generally good, under 50 dB is great).
• Energy Efficiency: Check for an Energy Efficiency Ratio (EER) or Combined Energy Efficiency Ratio (CEER). Higher numbers mean more efficient cooling.
• Installation Kit: Ensure the unit comes with a complete window venting kit that’s easy to install and fits your window type (sliding or casement).
• Drainage: Most portable ACs collect condensation. Some have auto-evaporation, others require manual draining or continuous drainage via a hose.
• Smart Features/Remote: Wi-Fi connectivity, smart home integration, and a remote control add convenience.

Conclusion

Finding the best portable air conditioner for cheap doesn’t mean compromising on comfort. With a bit of research and understanding your specific needs, you can snag a fantastic unit that keeps you cool without burning a hole in your pocket. Whether you need a powerful compressor-based AC for a large room or a personal evaporative cooler for dry climates, our top 7 picks offer excellent value and performance. So go ahead, pick your favorite, and enjoy a wonderfully cool summer!

---

FAQ Section

Q1: How do portable air conditioners work?
A1: Traditional portable air conditioners work by drawing in warm room air, passing it over a coil filled with refrigerant to cool it, and then blowing the cool air back into the room. The heat extracted from the air, along with any moisture (condensation), is vented outside through an exhaust hose typically placed in a window.

Q2: Are cheap portable ACs effective for cooling a room?
A2: Yes, absolutely! Many affordable portable ACs are very effective at cooling rooms, especially when sized correctly (matching BTU to square footage). While they might not have all the bells and whistles of premium models, they can still provide significant relief from the heat for individual spaces. It’s crucial to vent them properly for optimal performance.

Q3: What’s the difference between a portable AC and an evaporative air cooler (swamp cooler)?
A3: A portable AC uses refrigerant and a compressor to actively cool and dehumidify the air, exhausting hot air outside. It works in all climates. An evaporative air cooler (like some of the products reviewed) cools air by evaporating water, which adds moisture to the air. They are most effective in hot, dry climates and are not suitable for humid environments, as they can increase humidity indoors. They do not require an exhaust hose.

Q4: Do portable air conditioners need to be vented out a window?
A4: Yes, traditional compressor-based portable air conditioners must be vented out a window (or a similar opening like a wall vent or sliding door) to expel the hot air and moisture. Without proper venting, the unit will simply recirculate hot air back into the room, making it ineffective. Evaporative coolers, however, do not require venting.

Q5: How much electricity do portable air conditioners use?
A5: The electricity usage varies significantly by BTU rating, energy efficiency (EER/CEER), and how often it runs. Generally, a portable AC uses more electricity than a fan but less than central air conditioning for whole-house cooling. Look for the EER or CEER rating; higher numbers mean more energy efficiency. Evaporative coolers use much less electricity than compressor-based ACs.

Q6: Can I use a portable air conditioner in a windowless room?
A6: For traditional portable ACs (compressor-based), it’s very challenging to use them effectively in a truly windowless room because they need to vent hot air outside. You would need to create an exhaust path, perhaps through a drop ceiling or a dedicated vent. However, an evaporative air cooler (swamp cooler) can be used in a windowless room as it doesn’t require venting, though its effectiveness depends entirely on the climate’s humidity.

Q7: How often do I need to drain the water from a portable AC?
A7: This depends on the unit’s design and the humidity level in your environment. Many modern portable ACs feature “auto-evaporation,” where much of the condensed water is expelled with the exhaust air. However, in very humid conditions, you may still need to manually drain the water reservoir every few hours or days, or set up a continuous drainage hose if your unit supports it. Evaporative coolers will require regular refilling of their water tanks.