Skip to content

Heat Pump vs Gas Pool Heater - Which is right for you?

Choosing between a heat pump and a gas pool heater comes down to one thing:

Do you want efficiency or speed?

Quick Answer

  • Heat Pump: Lower cost to run, slower heating
  • Gas Heater: Higher cost to run, very fast heating

Heat Pump Pool Heaters

Heat pumps pull heat from the air and transfer it into your pool.

Best for:

  • Keeping your pool warm all season
  • Lower monthly energy costs
  • Warm or moderate climates

Pros:

  • Energy efficient
  • Lower operating cost
  • Ideal for daily use

Cons:

  • Heats slowly
  • Less effective in cold weather

Gas Pool Heaters

Gas heaters generate heat directly using propane or natural gas.

Best for:

  • Fast heating
  • Spas and hot tubs
  • Cold climates

Pros:

  • Heats water quickly
  • Works in any temperature
  • Great for on-demand use

Cons:

  • Higher operating cost
  • Less efficient

Heating Speed (Big Difference)

  • Heat pump: gradual heating over time
  • Gas heater: rapid heating in hours

If you want to heat your pool quickly for a weekend or event → gas heater

If you want to maintain temperature daily → heat pump


Operating Cost

  • Heat pump = cheaper to run long-term
  • Gas heater = more expensive per use

Heat pumps save money over time, while gas heaters trade efficiency for speed.


Which One Should You Choose?

Choose a heat pump if:

  • You use your pool often
  • You want lower energy costs
  • You live in a warmer climate

Choose a gas heater if:

  • You want fast heating
  • You use your pool occasionally
  • You have a spa or hot tub

Recommended Options

Heat Pumps (efficient, quiet):
Moov TurboSilence
https://summitpoolsupply.com/products/moov-turbosilence-heat-pump-mts90-mts110-mts140

Madimack Inverter Series
https://summitpoolsupply.com/products/madimack-inverelite-v2-inverter-pool-heat-pump-invelite1100

AquaCal HeatWave
https://summitpoolsupply.com/products/heatwave-superquiet%C2%AE-sq160r-heat-pump-cooler


Gas Heaters (fast heating):
Raypak Digital 400k BTU
https://summitpoolsupply.com/products/raypak-digital-cupro-nickel-heater-p-r406a-en-x


Still Not Sure?

Not sure which heater is right for your pool?

Contact us and we’ll help you choose the right system based on your pool, climate, and usage.

Related Guides:


Previous article How Much Does It Cost to Heat a Pool? Gas vs Heat Pump
Next article What Size Pool Heater Do I Need for a 20,000, 30,000, or 40,000 Gallon Pool?