10 Best Betta Tanks 2025 in the United States

The Aqueon Aquarium Fish Tank Starter Kit is a solid choice for anyone looking to start their aquarist journey, particularly for betta fish enthusiasts. With a 10-gallon capacity, it's spacious enough to house a betta comfortably, along with some plants and decorations to create a vibrant environment. The included low profile LED lighting enhances the tank's aesthetic and brings out the colors of both the fish and the tank's features.

A major strength of this kit is its all-in-one setup. It comes with essential equipment like a QuietFlow power filter, a preset heater that maintains an ideal temperature for tropical fish (including bettas), and even samples of fish food and water conditioner. This makes it user-friendly, especially for beginners, as they won't have to search for individual components.

The filter's red LED light that flashes to indicate when to change the cartridge is a thoughtful feature, helping owners maintain water quality without constant monitoring. The rectangular shape allows for good light and water circulation, which is beneficial for fish health. There are a few drawbacks to consider, such as the heating element being preset to 78 degrees, which may limit customization for some users. Additionally, while the glass tank looks great, it can be heavier and more prone to breaking than acrylic tanks, making placement and maintenance slightly more challenging. The 90-day warranty is relatively short, which can be a concern for long-term investment. Despite these minor downsides, this starter kit is an excellent entry point for novice aquarium keepers, providing everything needed to create a thriving betta habitat.

The LYPHARD AQUARIUMS Rimless Aquarium boasts a 14.5-gallon capacity, making it spacious enough for bettas and other small aquatic creatures. Its standout feature is the ultra-clear, low iron glass that ensures high transparency (91.5% light transmittance) for a pure and enjoyable viewing experience. The tank's rimless design adds to its aesthetic appeal, providing an unobstructed view of your fish and aquatic plants. The glass is 6mm thick, which, along with professional seam technology and Wacker adhesive bonding, provides robust structure, durability, and leak prevention.

This tank is also versatile, suitable for freshwater and saltwater fish, and can accommodate various aquatic species and plants. However, there are notable downsides. The product does not come with built-in filtration or heating systems, which are critical for maintaining a healthy environment for bettas. You will need to purchase these separately. Additionally, there is no mention of a lid or cover, which can be a concern as bettas are known to jump. Lighting is also not included, so you’ll need to invest in appropriate lighting to showcase your tank’s beauty and support plant growth.

The included EVA foam leveling mat is a nice touch, ensuring the tank is stable and reducing the risk of cracks or leaks. Weighing 24.8 pounds, it’s fairly heavy, which should be considered when deciding its placement. This tank is a visually appealing option for those willing to invest in additional necessary equipment like filtration, heating, and lighting.

The Fluval Flex 9 Gallon Aquarium Kit offers a stylish and modern rectangular tank shape with a curved front that provides a clear and attractive view of your betta fish. Its 9-gallon size is suitable for bettas, giving them enough room to swim comfortably without taking up too much space. One major plus is the powerful 3-stage filtration system, which includes mechanical, chemical, and biological media, helping maintain clean and healthy water — an essential factor for betta health. The tank features adjustable LED lighting with both white and RGB options, controlled by a remote, which supports plant growth and enhances the vivid colors of your betta. This lighting also allows for creative effects, adding a fun element to your aquarium setup.

The product does not include a built-in heater, which is important since bettas prefer warm water (around 78-80°F). You would likely need to purchase a separate heater to maintain stable temperatures. The lid includes an easy-feed top cover opening, making feeding straightforward while helping reduce evaporation and prevent fish from jumping out. The hidden rear filter compartment keeps equipment out of sight, contributing to the clean, contemporary look. This tank is ideal for betta owners looking for a compact yet feature-rich setup with quality filtration and customizable lighting, though you should be prepared to add a heater separately for ideal betta care.