We Use CookiesWe use cookies to enhance the security, performance,
functionality and for analytical and promotional activities. By continuing to browse this site you
are agreeing to our privacy policy
10 Best Betta Fish Tanks 2025 in the United States
#1
Winner
Aqueon LED MiniBow Small Aquarium Fish Tank Kit with SmartClean Technology, Black, 5 Gallon
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.
Rating
9.9
Chosen by1,312
Tank Size
Filtration
Lighting
Most important from
5260 reviews
#2
Fish Tank Smart Aquarium Kit: 2 Gallon UHD Glass Silent Water Pump Self Cleaning Multi-layer Filtration System - Temperature Sensing 7-color Lighting for Small Fish Betta Kids Room Desktop Decor Black
The Fish Tank Smart Aquarium Kit, designed for betta fish, offers several appealing features while also having some limitations. Its compact 2-gallon size makes it ideal for a small space like a kid's room or desktop, though it is at the lower end of recommended sizes for betta fish, who typically thrive in slightly larger environments. The tank excels in filtration, boasting a six-stage system with three modules that support a clean and healthy habitat, reducing the frequency of water changes. The efficient water circulation system, with less than 35dB operation, ensures a quiet environment suitable for any room.
Rating
9.8
Tank Size
Filtration
Lighting
Most important from
218 reviews
#3
20 Gallon Large Fish Tank, Betta Fish Tank Small Aquarium Starter Kits Self Cleaning with 3 Types of LED Lights and Filter Water Pump, Ultra Quiet Decoration Kids Room Gift with Glass Fish Tank
The 20 Gallon Large Fish Tank by TARARIUM is a solid option for keeping betta fish and other small aquatic creatures. The tank's size is more than adequate for bettas, providing ample space for them to swim and thrive. The high-transparent glass material ensures a clear view and durability, as it has undergone rigorous shatter tests. An added bonus is the water temperature detection system, which helps maintain an optimal environment for your fish, although a dedicated heater for betta fish might be needed separately.
Rating
9.6
Tank Size
Filtration
Lighting
Most important from
248 reviews
Top 10 Best Betta Fish Tanks 2025 in the United States
#1
Winner
9.9 score
Aqueon LED MiniBow Small Aquarium Fish Tank Kit with SmartClean Technology, Black, 5 Gallon
Aqueon LED MiniBow Small Aquarium Fish Tank Kit with SmartClean Technology, Black, 5 Gallon
Tank Size: 5 Gallons
Filtration: Power filter with SmartClean
Lighting: Low-profile LED hood
Tank Cover: Basic cover
Decorations and Plants: Minimal
Chosen by 1312 this week
Fish Tank Smart Aquarium Kit: 2 Gallon UHD Glass Silent Water Pump Self Cleaning Multi-layer Filtration System - Temperature Sensing 7-color Lighting for Small Fish Betta Kids Room Desktop Decor Black
Fish Tank Smart Aquarium Kit: 2 Gallon UHD Glass Silent Water Pump Self Cleaning Multi-layer Filtration System - Temperature Sensing 7-color Lighting for Small Fish Betta Kids Room Desktop Decor Black
Tank Size: 2 Gallons
Filtration: Six-stage, three modules
Lighting: 7-color LED
Tank Cover: Detachable Top
20 Gallon Large Fish Tank, Betta Fish Tank Small Aquarium Starter Kits Self Cleaning with 3 Types of LED Lights and Filter Water Pump, Ultra Quiet Decoration Kids Room Gift with Glass Fish Tank
20 Gallon Large Fish Tank, Betta Fish Tank Small Aquarium Starter Kits Self Cleaning with 3 Types of LED Lights and Filter Water Pump, Ultra Quiet Decoration Kids Room Gift with Glass Fish Tank
Tank Size: 20 Gallons
Filtration: Filter water pump, Cotton
Heating: Temperature detection system
Lighting: Three types of LEDs
Decorations and Plants: Basic decorations
NICREW 2.5 Gallon Nano Nature Aquarium Kit, Ultra-Clear Rimless Desktop Fish Tank with Light, Filter, Gravel and Rock, Perfect for Small Fish, Shrimp, or Betta, Complete Version
NICREW 2.5 Gallon Nano Nature Aquarium Kit, Ultra-Clear Rimless Desktop Fish Tank with Light, Filter, Gravel and Rock, Perfect for Small Fish, Shrimp, or Betta, Complete Version
Tank Size: 2.5 Gallons
Filtration: Slim Aquarium Filter
Heating: No built-in heater
Lighting: Nano Clip-on LED
Tank Cover: Included
Substrate: Starter gravel
Decorations and Plants: Rock decorations, plants not included
Related Products
Up to 20% off
Fish Tank 2.2 Gallon Fish Bowl with Adjustable 3 Color Lighting 3 in 1 Silent Pump with Filteration, Oxygenation, Water Circulation Triple Function, HD Float Glass, Leak-Proof Thickened Base
Fish Tank 2.2 Gallon Fish Bowl with Adjustable 3 Color Lighting 3 in 1 Silent Pump with Filteration, Oxygenation, Water Circulation Triple Function, HD Float Glass, Leak-Proof Thickened Base
Tank Size: 2.2 Gallons
Filtration: Triple self-circulating system
Lighting: 3-color adjustable system
Tank Cover: Removable blue board
Decorations and Plants: Decorative plants included
Fish Tank Small Aquarium 2.2 Gallon Fish Bowl with Humidifier 7 Color Auto-Looping Light 3 in 1 Quiet Pump with Filteration & Oxygenation & Circulation, Temperature Display, HD Glass, Thickened Base
Fish Tank Small Aquarium 2.2 Gallon Fish Bowl with Humidifier 7 Color Auto-Looping Light 3 in 1 Quiet Pump with Filteration & Oxygenation & Circulation, Temperature Display, HD Glass, Thickened Base
Tank Size: 2.2 Gallons
Filtration: Triple self-circulating system
Lighting: 7-color auto-looping system
Decorations and Plants: Decorative plants, blue board
5 Gallon Glass Small Fish Tank,Betta Fish Tank with Filter and Light,White Aquarium Starter Kit.
5 Gallon Glass Small Fish Tank,Betta Fish Tank with Filter and Light,White Aquarium Starter Kit.
Tank Size: 5 Gallons
Filtration: sponge filter
Lighting: LED lights
Tank Cover: removable lid
#10
8.3 score
Aqueon Aquarium Fish Tank Starter Kit with LED Lighting 10 Gallon Fish Tank
Aqueon Aquarium Fish Tank Starter Kit with LED Lighting 10 Gallon Fish Tank
Tank Size: 10 Gallons
Filtration: Filtration system with LED
Heating: Preset heater at 78 degrees
Lighting: LED lighting
Tank Cover: Low-profile LED hood
How do we rank products for you?
Our technology thoroughly searches through the online shopping world, reviewing hundreds of sites. We then process and analyze this information, updating in real-time to bring you the latest top-rated products. This way, you always get the best and most current options available.
Buying Guide for the Best Betta Fish Tanks
Choosing the right betta fish tank is crucial for the health and happiness of your fish. Betta fish, also known as Siamese fighting fish, are known for their vibrant colors and flowing fins. They require specific conditions to thrive, so it's important to consider several key factors when selecting a tank. Understanding these factors will help you create a suitable environment for your betta, ensuring they live a long and healthy life.Tank SizeTank size refers to the volume of water the tank can hold, usually measured in gallons or liters. This is important because betta fish need enough space to swim and explore. A tank that is too small can lead to stress and health issues. Tanks under 2.5 gallons are generally too small, while tanks between 2.5 to 5 gallons are considered the minimum for a single betta. For optimal health and happiness, a tank of 5 gallons or more is recommended. Larger tanks also make it easier to maintain stable water conditions. Choose a tank size based on the space you have available and the number of bettas you plan to keep.
FiltrationFiltration refers to the system that keeps the water clean by removing waste and toxins. This is important because clean water is essential for the health of your betta fish. Filters come in various types, such as sponge filters, internal filters, and hang-on-back filters. For bettas, a gentle filter is best, as strong currents can stress them out. Look for filters with adjustable flow rates or those specifically designed for betta tanks. If you have a small tank, a sponge filter might be sufficient. For larger tanks, an internal or hang-on-back filter may be more appropriate. Choose a filter that matches the size of your tank and provides gentle water movement.
HeatingHeating refers to the use of a heater to maintain a stable water temperature. Betta fish are tropical fish and thrive in water temperatures between 76-82°F (24-28°C). A heater is important because it ensures the water stays within this range, preventing temperature fluctuations that can stress or harm your betta. Heaters come in different wattages, and the right one for you depends on the size of your tank. For small tanks (up to 5 gallons), a 25-watt heater is usually sufficient. For larger tanks, you may need a 50-watt or higher heater. Choose a heater with an adjustable thermostat to maintain the ideal temperature for your betta.
LightingLighting refers to the light source used to illuminate the tank. Proper lighting is important for the health of your betta and any live plants you may have in the tank. Betta fish do not require intense lighting, but a regular day-night cycle helps regulate their behavior and health. LED lights are a popular choice because they are energy-efficient and provide a natural-looking light. Some tanks come with built-in lighting, while others may require a separate light fixture. Choose lighting that provides a gentle, consistent light and enhances the colors of your betta without causing stress.
Tank CoverA tank cover is a lid or hood that fits over the top of the tank. This is important because betta fish are known to jump, and a cover prevents them from escaping. It also helps reduce evaporation and keeps dust and debris out of the water. Tank covers come in various materials, such as glass, plastic, or mesh. Some covers include built-in lighting or feeding holes for convenience. Choose a cover that fits securely on your tank and provides easy access for feeding and maintenance.
SubstrateSubstrate refers to the material that lines the bottom of the tank. This is important because it affects the tank's appearance and can provide a habitat for beneficial bacteria. Common substrates include gravel, sand, and specialized plant substrates. For betta tanks, smooth gravel or sand is recommended to prevent injury to their delicate fins. If you plan to have live plants, choose a substrate that supports plant growth. The substrate should be easy to clean and not alter the water chemistry. Choose a substrate that complements your tank's design and meets the needs of your betta and any plants.
Decorations and PlantsDecorations and plants refer to the items placed inside the tank to create a stimulating environment. This is important because betta fish enjoy exploring and hiding, which reduces stress and promotes natural behaviors. Decorations can include caves, driftwood, and ornaments, while plants can be live or artificial. Live plants provide additional benefits, such as oxygenation and natural filtration. When choosing decorations, ensure they have no sharp edges that could harm your betta. Select plants and decorations that provide hiding spots and enhance the tank's aesthetic appeal. Choose items that are safe for bettas and create a visually pleasing environment.