Fluval G3 Vs 406

By | September 15, 2016

Having a truly reliable filtration system is crucial for any kind aquarium. You should maintain a healthy water environment inside the tank in order to ensure you marine pets’ health and longevity, and one way to do so is by having a good filtration system. Fluval is one of the best well-known brands when it comes to aquarium equipment. You may have met the company’s Fluval G3 and Fluval 406. People often consider the two products to be in the same price range, though, indeed, Fluval G3 is a little bit more expensive than Fluval 406 by several tens of bucks. So, which is the one that you should get?


Fluval G3
Fluval G3 is an advanced, sophisticated filtration system featuring a smart internal engine. One distinctive feature of the model that you can immediately notice on the first look is the neat display screen. Equipped with the HydroTech microprocessor and internal sensory modules, Fluval G3 becomes an intelligent monitoring system that can automatically detect and report water parameters and filtration performance. Flow rate, water temperature, and conductivity are displayed real-time, along with scheduling options. The Drive Pump system provides power and long-term reliability with virtually zero noise. Fluval G3 is also equipped with an automatic primer, so there is no need for manual siphoning. Fluval G3 is suitable for aquariums between 40 – 80 US Gallons and is able to provide a filter circulation of up to 185 US Gallons/hour.

Fluval 406
On comparison, the slightly cheaper Fluval 406 is a mechanical external filter. It is designed to be suitable for aquariums up to 100 US Gallons in capacity, with an output rate of up to 155 US Gallons/hour. Well, unlike the high-tech Fluval G3, it has no display screen. However, it does feature a multi-stage filtration system consisting of mechanical, chemical, and biological stages for truly reliable filtration performance, and also the instant prime functionality, which means that you won’t have to do manual siphoning as well with this model. The advanced motor, powered by precise-engineered bearings, delivers strong flow with very low noise.

Fluval G3 Vs 406

Fluval G3Fluval 406
Features- Powerful filtration system for use in both freshwater and marine environments - Easy to use; One button self-priming technology - Easy access and ability to view water temperature, flow rate and conductivity - Equipped with silicon gasket providing superior sealing and long-term reliability - Suitable for aquariums up to 80 gallons; Filters 185 gallons per hour- Multi-stage filtration for healthy fresh & saltwater aquariums - Suitable for aquariums up to 100 gallons - Sound dampening impeller design for a quieter operation - Equipped with a clog-proof intake strainer and a dual layer foam screen - Built with a patented Aquastop Valve, multiple filtration baskets, and rim connector assemblies; 3 year warranty

Ratings*3.5 out of 5.0 stars4.2 out of 5.0 stars
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NOTE : Product prices, availability, ratings and save money information are accurate as of the date/time indicated on post time (as seen right bellow the tittle) and are subject to change. Any price, availability and save money information displayed on Amazon Site at the time of purchase will apply to the purchase of this product.

If your tank is between 40 – 80 US Gallons, then Fluval G3 makes the best way to go. The information that the display screen provides is very useful in monitoring the condition of your aquarium. Plus, the scheduling function is very handy. However, if your tank is larger than 80 US Gallons and you can’t spare any more bucks, then Fluval 406 can be a viable alternative.

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