Best Portable Air Conditioners for 2024 – CNET

Delving a little more into performance, you can see how long all six portable air conditioners maintained a temperature set point of 68 degrees. Again, because we aren’t comparing the larger units (the Midea, LG and Haier models) directly with the smaller ones (the GE, Whirlpool and Frigidaire), we’ve displayed the larger units at the top of the chart and the smaller units at the bottom, and used different colors to help you differentiate between them more easily.

Constistency comparison with a set point of 68 degrees Constistency comparison with a set point of 68 degrees

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The Midea air conditioner performed the best, maintaining the 68-degree set point for 85.4% of its runtime. The Haier model came in second with 75.5% and the LG model in third with 74.2%. For the smaller units, the GE air conditioner came in first at 39.7%, followed by the Whirlpool model at 25.2% and the Frigidaire unit at 15.2%. 

For the second test, we looked at how consistently the unit maintained its lowest temperature. Again, we divided the results in the chart below, with the larger units in green on the top and the smaller units in yellow on the bottom. 

Gianmarco Chumbe/CNET

The Midea air conditioner once again outperformed the other large units by maintaining its lowest temperature for 80.1% of its runtime. The LG model came in second with 73.5% and the Haier model in a close third with 70.9%. For the smaller units, the GE model performed extremely well, only closely trailing the larger Haier air conditioner at 68.9%. The Frigidaire model came next at 57% and the Whirlpool model came in third at 49%.

Overall the powerful Midea model knocked out the other larger units by coming in first in both tests. The smaller Whirlpool model outperformed its competition by maintaining the 68-degree set point longer in the first test, but the smaller GE unit dominated in the second test, maintaining its lowest temperature for longer than either Whirlpool or Frigidaire.

In addition, we made charts to track the temperature changes of each unit over time. The chart below focuses only on the larger units we tested. The Midea unit’s temperature dropped more quickly than the others and maintained the lower temperature for most of its run, whereas the LG and Haier units performed similarly throughout.

Gianmarco Chumbe/CNET

We also tracked the temperature changes for the smaller units throughout testing. The GE unit’s temperature dropped more quickly than the others, followed by Whirlpool and then Frigidaire, but they all ended up reaching and maintaining a similar temperature in the second half of their runs.

Gianmarco Chumbe/CNET

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