10 Best Betta Fish Tanks 2025 in the United States

The Aqueon LED MiniBow 5-Gallon Aquarium Fish Tank Kit is a good choice for those looking to start a betta fish tank. Its 5-gallon size is suitable for bettas, offering ample space for them to swim. The SmartClean Technology is a standout feature, making water changes quick and easy, which is a significant benefit for maintaining a healthy environment for your fish.

The tank also comes with a power filter and a small filter cartridge, which help in keeping the water clean and clear. The low-profile LED hood provides sufficient lighting for the tank, enhancing its appearance and making it easier to observe your fish. Additionally, the tank includes an elevated base, which adds to its aesthetic appeal and stability.

The kit comes with everything you need to get started, including fish food, water conditioner, and a setup guide, making it user-friendly for both beginners and experienced fish keepers. On the downside, some users may find the acrylic material less durable compared to glass tanks. Also, the included filter may not be the quietest, which could be a concern for those sensitive to noise. The tank cover is basic, and while it helps reduce water evaporation, it may not be entirely secure against curious pets or young children. The included decorations and plants are minimal, so you might want to invest in additional decor to create a more enriching environment for your betta. This tank kit is well-suited for those new to fish keeping or those looking for a hassle-free setup.

The Fluval SPEC Aquarium Kit is a compact 5-gallon tank, a suitable size for housing a single betta fish comfortably. Its etched glass design with aluminum trim provides a sleek, modern look. A key feature is the powerful 3-stage filtration system, which helps maintain clean and healthy water—a critical factor for bettas. The high-quality LED lighting is designed to enhance plant growth and fish coloration, making your betta look vibrant and supporting live plants inside the tank.

The kit includes a glass cover that helps prevent your fish from jumping out and reduces evaporation. Although the kit provides excellent lighting and filtration, it does not include a heater, which is necessary to maintain the stable warm water temperature bettas require (around 78-80°F). Additionally, substrate and decorations are not included, so these need to be added to create a comfortable and stimulating environment for your fish.

This tank is well-suited for beginners or those seeking a stylish, all-in-one setup with strong filtration and lighting. However, buyers should be prepared for the additional costs and effort involved in purchasing a heater and adding substrate and decorations to fully meet the needs of a betta fish.

The Glofish 10 Gallon Aquarium Kit is a solid choice for small to medium betta fish setups, especially if you like colorful, glowing fish. The 10-gallon size offers enough space for a betta to swim comfortably and is easier to maintain than larger tanks. It includes a built-in Tetra Whisper Internal Filter, which helps keep the water clean and clear, an important feature since bettas need clean water for good health. The LED lighting with a mix of white and blue lights not only shows off fluorescent fish well but also gives your tank an appealing look. However, this lighting is designed more for visual effect than promoting plant growth, so if you want live plants, you might need extra lighting.

The kit does not include a heater, which is a key component since bettas require warm water around 78°F. You will need to purchase a reliable heater separately to maintain stable temperatures. The tank is made of glass and comes with a cover, which helps reduce evaporation and keeps your fish safe. Substrate and decorations, essential for bettas to explore and hide, are not included but can be added separately; the kit suggests using GloFish gravel and décor for a vibrant look. This aquarium kit provides the basics needed to start with bettas, but adding a heater and possibly additional plants or substrate will help create a truly comfortable environment for your fish.