Picking the right air conditioning system for you can be a massive headache. Different systems are designed for different types of properties and every AC unit comes with confusing, technical specifications. In this article, we’re going to help you sort through whether a portable AC or a split AC unit is better for you.
Is portable AC or split AC better?
A portable AC is good if you’re on a budget and have a small space to cool while a split AC is good if need a powerful air conditioning solution for a large property.
Budget and Space Considerations
A portable AC is good if you’re on a budget and have a small space to cool while a split AC is good if need a powerful air conditioning solution for a large property.
Power Output and Cooling Capacity
One big difference between portable AC units and split AC units is power output. Split AC units are a lot more powerful than portable ACs and work better with larger apartments as a result.
Typical Units and Their Performance
A typical portable air conditioner has a cooling capacity of 5,000 – 8,000 BTUs, enough to keep a normal living room cool. By contrast, a typical split AC will have 10,000 – 20,000 BTUs of cooling power, enough for a large apartment with several bedrooms.
High-End Models and Their Capabilities
But those are just the typical units in each category. The most powerful portable air conditioners have 14,000 BTUs of cooling capacity, enough for a one-bedroom apartment. The strongest split AC units are absolute behemoths with 56,000 BTUs of cooling power that will take care of any residential property.
Energy Efficiency Comparisons
Portable AC Energy Considerations
Portable air conditioners are often chosen for their convenience, but their energy efficiency can vary. They are generally less energy-efficient than split systems due to their smaller size and the need to exhaust hot air through a window, which can cause some energy loss. However, recent advancements have led to the development of higher efficiency portable models that use less energy to provide the same cooling effect.
Split AC Energy Performance
Split AC systems are typically more energy-efficient than their portable counterparts. They have a higher Seasonal Energy Efficiency Ratio (SEER) rating, which means they use less electricity to remove the same amount of heat from a room. This is due to better insulation, more advanced technology, and the separation of the compressor and the evaporator, which reduces energy loss.
Longevity and Durability of Units
Portable AC Lifespan
Portable air conditioners are designed for flexibility and ease of use, not necessarily for longevity. The average lifespan of a portable unit is between 5 to 10 years, depending on the frequency of use and maintenance. They are also more prone to wear and tear due to their mobility and the fact that they are often moved from room to room.
Split AC Durability
In contrast, split AC systems are known for their durability and longer operational life. With proper maintenance, a split AC can last 15 to 20 years. The components of split systems are often of higher quality, and because they are stationary, they are less susceptible to the physical damage that can occur with portable units.
Suitability for Different Climates
Portable AC in Various Climates
Portable air conditioners can work effectively in a variety of climates, especially in moderate conditions. They are ideal for temporary cooling needs or for use in specific rooms that don’t require constant cooling. However, in very hot or humid climates, portable ACs may struggle to maintain comfortable temperatures due to their lower power output and efficiency.
Split AC Climate Adaptability
Split AC units are generally better suited for a wide range of climates, including extreme heat and humidity. They are more powerful and can maintain a consistent temperature across larger spaces. Additionally, many split systems come with heat pump functionality, allowing them to heat during the winter, making them a versatile option for year-round climate control.
Installation and Fit in Your Home
Choosing the best air conditioner for you is about more than just raw power. You also want to consider how each unit fits into your property.
Portable AC: Ease of Installation and Mobility
The advantage of a portable AC is that you don’t need to permanently install them anywhere. A portable AC just plugs into your home’s outlets and then attaches to a window via an exhaust tube.
Split AC: Installation and Home Integration
Split ACs are a permanent fixture in your home. You need to install an internal unit – sometimes wall mounted and sometimes floor mounted – and an external unit that houses all the systems that get rid of excess heat from your home. That external unit needs outdoor space or needs to be attached to the outside of your building.
Cost of Installation and Maintenance
You’ll also need to modify the wiring and structure of your home. A split AC will need to be wired into your electrical system and a refrigerant line will be run through your wall to connect the internal system with the external system. All told, expect to pay at least $600 to install a split AC system in your home. That doesn’t include the costs of the split AC unit itself, which you should expect to cost $2,000 – $4,000.
Living with Your AC: Noise and Space Considerations
The bonus is that after all that work a split AC system is less intrusive than a portable air conditioner. A portable air conditioner will need to sit in your living space or bedroom, taking away from living space and generating a lot of noise. You can house a split AC unit in a room you don’t use very much and the noisiest parts of the air conditioning process will happen in that outdoor unit.
Who Should Choose a Split AC System?
Who should get split AC?
Ideal for Larger Spaces
A split AC system makes sense for people with a larger apartment. Portable air conditioners can’t match the power of stronger split AC systems, so split ACs work better in apartments with 2 or more bedrooms and a lot of living space.
Considering Your Budget
The other big consideration is budget. You’ll need to invest a lot up front – several thousand dollars – in order to get the split AC system of your dreams. Can you afford that?
Long-Term Benefits and Climate Considerations
The upfront investment will pay off in the long run as you enjoy a cool, air conditioned home throughout summer. But your local climate and personal preferences determine how much this is worth to you.
Making the Right Choice for Your Comfort
If you live in a part of the US where summer days are only occasionally unbearably hot, then a portable AC or window AC system may be best for you. Split ACs are serious air conditioning systems that only really make sense if you’re going to use them consistently throughout the summer and maybe even the spring and fall months.
Usage Patterns and AC Efficiency
How much do you plan on using your AC? If it’s a few hours a day, opt for a temporary solution like a portable AC or a window AC. They’ll cost you a lot less and a portable AC can be packed away easily when you’re done with it.
Frequently Asked Questions (FAQs)
What are the main advantages of a portable AC over a split AC?
Portable AC units offer flexibility and convenience. They are ideal for people who rent their homes or for those who prefer a temporary cooling solution that they can move from room to room. They are also generally cheaper to purchase and do not require professional installation, which can save on upfront costs.
Can a split AC be a cost-effective solution in the long run?
Yes, while the initial cost of a split AC, including installation, can be higher, they are more energy-efficient and can lower electricity bills over time. Their durability also means they typically have a longer lifespan than portable units, which can make them more cost-effective in the long run.
How do I choose between a portable and split AC for a small apartment?
For a small apartment, the choice depends on your cooling needs, budget, and whether you plan to move the AC unit around. If you need to cool multiple rooms at different times, a portable AC might be more suitable. However, if you’re looking for a quieter, more permanent solution and are willing to invest more upfront, a split AC could be the better option.
Are portable AC units less energy-efficient than split AC units?
Portable AC units are generally less energy-efficient than split AC units due to their design and the way they exhaust heat. However, newer models of portable ACs are closing the gap with improved technology and better energy ratings.
Can I install a split AC unit by myself?
Installing a split AC unit typically requires professional installation due to the complexity of the setup, which includes handling refrigerant, electrical work, and ensuring the unit is properly mounted and sealed. DIY installation is not recommended and can void warranties or lead to inefficient operation or damage.
How often do I need to maintain my AC unit, whether it’s portable or split?
Both portable and split AC units require regular maintenance to operate efficiently. Portable ACs should be cleaned every few weeks to keep vents and filters clear. Split AC systems should have professional maintenance at least once a year to check the refrigerant levels, electrical connections, and general operation.
Do split AC units provide heating as well as cooling?
Many split AC units come with a heat pump function, allowing them to provide heating as well as cooling. This makes them a versatile option for year-round comfort in climates that experience both hot and cold seasons.
Is a portable or split AC better for high-humidity areas?
Split AC units are typically better for high-humidity areas because they are more effective at dehumidifying the air as they cool. Portable AC units can still be used in such areas but may not be as efficient in removing moisture from the air.
Will a portable AC work for an upstairs bedroom?
A portable AC can work for an upstairs bedroom, but it’s important to ensure that the unit’s BTU rating is adequate for the room’s size. Additionally, since heat rises, you may need a unit with a higher BTU rating to cool an upstairs room effectively.
Can I move my split AC from one house to another?
Moving a split AC system from one house to another is possible but involves significant work. It requires a professional to de-install and then re-install the unit, including the outdoor compressor and the indoor air handler. This process can be costly and is something to consider if you plan to move frequently.
Mark is a journalist who has written about home products for two years. He holds a masters degree with distinction from the London School of Economics and an undergraduate degree from the University of Edinburgh.