
Amazon offers the Feelfunn 12000-BTU Mini Split AC/Heating System for $470. That's $190 off and the lowest price it's been listed at. Shipping is free. Buy Now at Amazon

Amazon offers this 5.3-Gallon Evaporative Air Cooler for $140. That's a savings of $220. Shipping is free. Buy Now at Amazon

That's the best price it's ever been at Amazon. Buy Now at Amazon

At eBay, get the Zokop 9000-BTU Mini Split Air Conditioner for $09. That's the best price we could find by $51. Shipping is free. Buy Now at eBay

Amazon offers the Feelfunn 12000-BTU Mini Split AC/Heating System for $500. That's a savings of $160 and the lowest price it's been. Shipping is free for Prime members. Buy Now at Amazon

At eBay, get the Refurb Hisense 5000-BTU 115V 150-Sq Ft Vented Portable Air Conditioner for $200. You'd pay $160 more for it new elsewhere. It's backed by a two-year Allstate warranty. Buy Now at eBay

Amazon has the Amazon Basics 6,000-BTU Window-Mounted Air Conditioner for $170.99. That's $104 below the original price. Shipping is free. Buy Now at Amazon
- Remote controlled air conditioning unit cools and dehumidifies rooms up to 250 square feet with standard 9 foot ceiling (12.1 CEER)
- Built-in filter keeps air clean; can be removed, washed, and reused
- Includes 24 hour on/off timer, auto restart, auto shutoff, clean filter alert, sleep mode, adjustable air direction, and 3 fan speed settings
- Fits standard windows with a minimum window height/width of 14 x 23 inches and max height/width of 14 x 36 inches
- Includes a window-mounting kit with adjustable side panels that expand to fit standard windows
- 6.5 foot, 3-prong, 115V power cord
- Model: MWHUK-06CRN8-BCL1

At eBay, get the Refurb Hisense 115V 10,000-BTU Air Conditioner for $260. That's a savings of $190. Shipping is free and it's backed by a one-year Allstate warranty. Buy Now at eBay

Get the Certified Refurb Toshiba 6,000 BTU Smart Wi-Fi Portable Air Conditioner for $131 less than you'd pay for this item in new condition. A two-year Allstate warranty applies with purchase. Buy Now at eBay
- circulation and dehumidification settings for rooms up to 250-sq. ft
- digital control panel with LED thermostat
- snap-together window kit
- LCD remote control
- 24-hour timer
- Model: PX0611CWRUFR

Costco charges $530 for a new model. A 1-year warranty applies, but it is unclear who backs it. Buy Now at Walmart
- Ventilate, Dehumidifier, Cool
- Wi-Fi & Alexa

Amazon offers the A/C Safe Window Air Conditioner Support for $23.94. That's around $12 less than you'd pay for a similar item in stores. Shipping is free for Prime members. Buy Now at Amazon
- Safely supports any window air conditioning unit of up to 160 lbs.
- Epoxy coated steel construction
- Model: AC-160

The Hisense 8000-BTU 3-Speed WiFi Portable Air Conditioner is $369 less than you'd pay for the factory sealed version at Lowe's. A two-year Allstate warranty is provided with purchase. Buy Now at eBay
- 3 modes
- drain-free design
- remote and app control
- Model: AP0822CW1W

Portable AC units in this BTU range work well for cooling single rooms up to around 350 square feet, so this is a practical option if you're dealing with a room that a window unit won't fit or a rental where you can't make modifications. At $198, that's $171 off the $369 list price. Buy Now at Walmart
- Cools rooms up to 350 sq. ft.
- Auto-evaporation technology eliminates manual draining
- 15-minute quick installation window kit
- Sleep mode and 24-hour scheduling timer
- Energy-efficient R32 refrigerant

A portable unit that handles both cooling and heating makes it a practical year-round option for rooms without central HVAC or for renters who can't install a window unit. At $380, it's $200 off the $580 list price. Buy Now at Walmart
- Dura cooling mode

Portable ACs are a practical option if you're renting, can't install window units, or need to cool a room that a central system doesn't reach well. At $230, that's roughly $110 off the $340 list price. Buy Now at Walmart
- 8000 BTU cooling capacity
- Cools rooms up to 350 square feet