DOLPHIN Proteus DX3 vs DX4, Which is the Superior Choice?

The DOLPHIN Proteus DX3 and DX4 are both high-tech, high-quality robotic pool cleaners with many state-of-the-art features. Both models are suitable for in-ground pools and can clean your pool walls. The DX4 can also clean the waterline, so this is a plus if you go with the DX4. Both models are very easy to operate with their weekly timer to schedule the cleaning cycles (2-hour cleaning cycles).

Dolphin Proteus DX3

Dolphin Proteus DX4

DOLPHIN Proteus DX3 robotic pool cleaner DOLPHIN Proteus DX4 robotic pool cleaner

The Proteus DX3 is ideal for pools up to 33 feet (50 ft. cord length), while the Proteus DX4 is suitable for pools up to 40 feet (60 ft. cord length). The filter baskets of both robots are easy to remove with a single click and easy to clean. The DOLPHIN Proteus DX4’s filter basket is larger. Both models have a suction rate of 4000 gallons per hour (gph).

Key Differences:

Here are the differences at a glance, we have bolded the differences for easy spotting.

  • The DX3 is designed for pools up to 33 feet while the DX4 can handle pools up to 40 feet, so if your pool is close to 40 feet DX4 is a better option.
  • The DX4 has a longer cord (60 feet) compared to its counterpart (50 feet).
  • Only the DX4 is capable of cleaning the waterline. We think this is one of the most important reasons to choose it over DX3.
  • The DX3 uses CleverClean navigation, whereas the DX4 uses PowerStream navigation which als o covers walls and waterline.
  • The DX4 has an extra-large filter basket, while the DX3 has a standard size fine filter basket.
DOLPHIN Proteus DX3 Filter

DOLPHIN Proteus DX3 Filter

DOLPHIN Proteus DX4 Filter

DOLPHIN Proteus DX4 Filter

DOLPHIN Proteus DX3 vs DOLPHIN Proteus DX4 Specs Table

Brand Dolphin Dolphin
Model Proteus DX3 Proteus DX4
Type Robotic Pool Cleaner Robotic Pool Cleaner
Suitable Pool Types In Ground In Ground
Power Type Corded Corded
Control Method On off and Weekly Scheduler On off and Weekly Scheduler
Cord Length
50 ft.
60 ft.
Battery Capacity N/A N/A
Charging Time N/A N/A
Cleaning Cycle
2 hours
2 hours
Waterline Cleaning
Wall Climb
Navigation CleverClean PowerStream
Sensors
Filter Top-load fine filter basket Top-load extra large fine filterbasket
Pool Surfaces/Type All pool surface types All pool surface types
Smart Phone Connected
Schedule Timer Weekly Scheduler Weekly Scheduler
Suction Rate
4000 GPH
4000 GPH
Pool Size Ideal for up to 33 feet Ideal for up to 40 feet
What’s in the package
  • DOLPHIN Proteus DX3 Robotic Pool Cleaner
  • Power Supply Unit
  • Filter Basket
  • User Manual
  • DOLPHIN Proteus DX4 Robotic Pool Cleaner
  • Power Supply Unit
  • Filter Basket
  • User Manual
Weight 13.8 lbs. 16.5 lbs.
Warranty 24-months limited warranty 24-months limited warranty
Manufacturer Website Link Link
See Price at Amazon See Price at Amazon

Filter comparison of DOLPHIN Proteus DX3 and DOLPHIN Proteus DX4
Side by side photos of DOLPHIN Proteus DX3 and DOLPHIN Proteus DX4 pool cleaners.

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