Air Conditioner Market Value
Analysis of 18,172 listings for window and wall air conditioning units.
What you'll usually pay
💡 Buying used saves about 77% here.
👉 In short easy summary
The best value is found in the 5000-5999 BTU range, which sits 40% below the market median. High-capacity 12000-12999 BTU units command a premium, trading 26% above the median.
💚 Best value for your money
Price by btu cooling rating
Why? Prices scale with cooling capacity, ranging from $137.05 for 5000-5999 BTU to $289 for 12000-12999 BTU.
Price by brand
Why? Brand recognition drives pricing, with Unbranded units at $47.19 and LG units reaching $234.94.
🛒 Some on sale right now
Common questions
What is the typical price difference between new and used units?
New units have a median price of $229.99, while used units have a median price of $52.48.
Which brand is the most affordable on average?
Unbranded units are the most affordable with a median price of $47.19.
How much does a mid-range 8000-8999 BTU unit typically cost?
Units in the 8000-8999 BTU range have a median price of $250.
How we got these numbers
Worked out from 200 live eBay listings (price range $25–$497, odd outliers ignored). These are asking prices, so use them as a guide. Last checked July 25, 2026.