What is the Difference Between Molly and Guppy? (Find Out Here)

Have you ever wondered what the difference is between Molly and Guppy fish? If so, you’re in luck! In this article, we’ll cover everything you need to know about Mollies and Guppies, from their physical characteristics to their ideal living environments.

Read on to find out more about these two vibrant, unique fish species!

Difference Between Molly And Guppy?

Molly and guppy are both freshwater fish species within the Poeciliidae family.

While they may look similar, there are some key differences between them.

Mollies tend to be larger than guppies, growing up to 6 inches in length.

They are also hardier and can withstand a wider range of temperatures and water conditions.

Additionally, mollies come in a variety of colors and patterns, whereas guppies tend to have a more uniform coloration.

Mollies are more active, aggressive, and social than guppies.

They need a lot of swimming space, whereas guppies prefer to stay in groups and need more cover and hiding spots for safety.

In terms of sensitivity to their environment, mollies are more easily intimidated by large or aggressive fish, while guppies can handle varied water conditions and are less likely to be stressed.

When selecting aquarium fish, it is important to understand the differences between mollies and guppies so that you can choose the best species for your tank.

Is Molly And Guppy The Same?

Mollies and Guppies are both freshwater fish, but there are distinct differences between them.

Mollies are from the Poeciliidae family and are a popular choice for aquariums.

They come in a variety of colors, from silver to black and yellow, and can grow up to four inches in length.

Mollies prefer warm water, with a temperature between 79 and 84 degrees Fahrenheit, and have an omnivorous diet that includes flakes and pellets.

Guppies, from the Poecilia reticulata family, are also popular aquarium fish that come in a variety of colors.

They are usually around two inches in length, and prefer cooler water, around 68 to 77 degrees Fahrenheit.

Guppies need more protein in their diet than mollies do.

In summary, Mollies are larger, prefer warmer water, and require a diet higher in plant matter.

Guppies are smaller, prefer cooler water, and require a diet higher in protein.

Which Is Better Guppy Or Molly?

When it comes to choosing the right fish for your aquarium, there are two great options for beginners: guppies and mollies.

Guppies are small and full of color, coming in a variety of shapes, sizes, and colors.

They are very active and love to explore, and they are best kept in groups of three or more.

Plus, they are fairly easy to breed, so they are a great choice for those wanting to get into fish breeding.

Mollies, on the other hand, are slightly hardier than guppies.

They can tolerate a wide range of water parameters, making them ideal for those with less-than-ideal tank conditions.

Additionally, they are livebearers, meaning they give birth to live young instead of laying eggs.

This makes them an excellent choice for those looking for an up-close experience of the miracle of birth in their aquariums.

In the end, it’s really up to personal preference.

Guppies are perfect for those wanting an active, colorful fish that is easy to breed, while mollies are better for those looking for a hardier species that can tolerate a wide range of water parameters.

Whichever you choose, you can be sure that both guppies and mollies will bring a splash of life and color to your aquarium.

Can Mollies Be With Guppies?

Mollies and guppies can live together in the same tank, but there are a few important factors to consider.

Firstly, the tank should be at least 30 gallons, as both species require plenty of room to swim.

Secondly, the water temperature should be between 78-82F as mollies prefer warmer water than guppies.

Thirdly, mollies are usually more aggressive than guppies, so the tank should also provide plenty of hiding spots for the guppies to escape any potential aggression.

Lastly, it’s important to provide a well-balanced diet for both species, as they have different dietary needs.

With the right setup, the two species can live together without any problems.

What Does A Guppy Molly Look Like?

Guppy mollies, also known as shortfin mollies, are a type of fish that have become a popular choice for home aquariums.

They are prized for their vibrant colors and hardy nature, making them an ideal choice for beginner aquarists.

These small fish typically measure between two and three inches in length, with a flattened, compressed body shape and an angular head.

Their fins are short, with the tail fin having a rounded shape.

Guppy mollies come in a variety of colors, including white, black, gray, silver, yellow, green, and orange.

Breeding guppy mollies can even produce unique color combinations, such as albino and marble varieties.

Guppy mollies are peaceful fish that do well in community tanks.

They prefer warm water temperatures ranging from 72 to 79 degrees Fahrenheit and need plenty of hiding spots and open swimming spaces in their aquarium.

Additionally, they are herbivores and need plenty of plant life in their tank, as they enjoy eating algae and other plant materials.

In conclusion, guppy mollies are an attractive, peaceful fish that make a great addition to any home aquarium.

With their colorful and hardy nature, they are sure to be a hit in any tank.

Final Thoughts

Now that you know all about Molly and Guppy fish, you can make an informed decision about which one would be the best fit for your aquarium.

Whether you choose a Molly or a Guppy, both fish will bring plenty of color and life to your tank.

So, now that you know the difference between Molly and Guppy fish, it’s time to get shopping and create a vibrant aquarium of your own!


James is a creative and imaginative individual. He loves to write and express himself through the written word. He is also a passionate pet fish owner, caring for and nurturing his fish with great enthusiasm.

Recent Posts