Pool Heaters

8 buying guides in this section. Each one picks for one kind of buyer, says how the picks were chosen, and shows prices read live.

• Best 400,000 BTU Pool Heaters (2026): 15 Picks
  Compare 15 gas and propane pool heaters with stated outputs of 399,000 BTU or more, ranked on listed details and live prices. No sizing or install advice.
• Best Above Ground Pool Heaters (2026): 14 Picks
  Compare 14 above ground pool heaters: heat pumps, solar and one natural gas unit, ranked on the details their titles state and live prices.
• Best Inground Pool Heaters (2026): 15 Picks
  15 inground pool heaters compared on stated details and live prices: gas, heat pump and solar listings with BTU figures.
• Best Inverter Pool Heat Pumps (2026): 9 Picks
  Compare 9 inverter pool heat pumps on stated details: BTU, pool type, voltage, and pool size in gallons, ranked by detail count with live prices.
• Best Natural Gas Pool Heaters (2026): 15 Picks
  Compare 15 natural gas pool heaters on stated BTU, pool type, and brand. Find the best natural gas pool heater for your inground or above ground pool.
• Best Pool Heat Pumps (2026): 15 Picks
  15 pool heat pumps compared on the details their listings state: BTU, pool type, voltage, inverter, WiFi, cooling and live prices.
• Best Propane Pool Heaters (2026): 15 Picks
  Compare 15 propane pool heaters on stated BTU, pool type, and brand. Find the best propane pool heater for your inground or above ground pool.
• Best Solar Pool Heaters (2026): 9 Picks
  Compare solar pool heaters by type, pool type, and stated details. 9 picks from the catalogue, ranked on listed specs and live prices.