{"pageUrl":"https://comparethespecs.com/pets/aquarium-equipment/what-are-the-largest-size-aquarium-fish-tanks-for-sale","lastUpdated":"2026-09-04","totalProducts":7,"niche":"What are the largest size aquarium fish tanks for sale?","description":"What are the largest size aquarium fish tanks for sale?","products":[{"brand":"Pro Clear","model":"ProStar 550-Gallon 120in x 30in x 36in Rectangular Acrylic Aquarium Setup","price_gbp":7800.56,"origin_country":null,"specs":{"dimensions":"120in x 30in x 36in","tank_capacity":"550 gallons"},"confidence_score":null,"sources":[{"label":"Fish Tanks Direct","url":"https://fishtanksdirect.com/fish-tanks/aquarium-setups/fish-tank-stand-setups/rectangle-aquarium-setups/10-feet-120-long-rectangular-setups/?sort=priceasc","currency":"USD","source_country":"US","price":10519.0,"price_gbp":7800.56,"scraped_at":"2026-09-04T14:42:57.735885"}],"summary":"This 550-gallon rectangular acrylic aquarium measures 10 feet long and is designed for very large freshwater or marine fish displays. The aquarium is sold with customizable filtration and stand options, making it suitable for experienced aquarists, public-style displays, and spacious dedicated fish rooms.","ideal_for":"This product specifically suits shoppers seeking one of the largest aquarium fish tanks for sale because it provides 550 gallons of capacity in a 120in-long acrylic tank with optional filtration and stand configurations."},{"brand":"Pro Clear","model":"ProStar 800-Gallon 120in x 48in x 36in Rectangular Acrylic Aquarium Setup","price_gbp":9708.62,"origin_country":null,"specs":{"dimensions":"120in x 48in x 36in","filter_system":"Optional wet-dry or reef filtration package with sump","tank_capacity":"800 gallons"},"confidence_score":null,"sources":[{"label":"Fish Tanks Direct","url":"https://fishtanksdirect.com/pro-clear-prostar-800-gallon-120-lx48-wx36-h-rectangular-acrylic-aquarium-setup/","currency":"USD","source_country":"US","price":13092.0,"price_gbp":9708.62,"scraped_at":"2026-09-04T14:42:57.735885"}],"summary":"This 800-gallon acrylic aquarium measures 10 feet long and includes two overflows for a large-scale aquatic display. It suits experienced aquarists, public exhibits, and spacious installations requiring a highly customizable tank system.","ideal_for":"This product specifically suits shoppers seeking the largest aquarium fish tanks for sale because it provides 800 gallons of capacity in a 120in x 48in x 36in acrylic tank with two overflows and optional filtration packages."},{"brand":"Pro Clear","model":"ProStar 835 Gallon 96in x 48in x 48in Acrylic Aquarium","price_gbp":8789.81,"origin_country":null,"specs":{"dimensions":"96in x 48in x 48in","filter_system":"72in x 18in x 18in sump","tank_capacity":"835 gallons","stand_included":false},"confidence_score":null,"sources":[{"label":"Fish Tanks Direct","url":"https://fishtanksdirect.com/pro-clear-prostar-835-gallon-96-lx48-wx48-h-acrylic-aquarium/","currency":"USD","source_country":"US","price":11853.0,"price_gbp":8789.81,"scraped_at":"2026-09-04T14:42:57.735885"}],"summary":"This 835-gallon acrylic aquarium measures 8ft long by 4ft wide and 4ft high, with two overflows and a large sump filter option. Its substantial size and customizable stand options make it suitable for experienced aquarists, public displays, and large aquatic collections.","ideal_for":"This product suits anyone looking for one of the largest size aquarium fish tanks for sale because it provides 835 gallons of capacity in a 96in x 48in x 48in acrylic enclosure with a large 72in sump option."},{"brand":"Pro Clear","model":"ProStar 610 Gallon 96in x 36in x 48in Acrylic Aquarium","price_gbp":8728.26,"origin_country":null,"specs":{"dimensions":"96in x 36in x 48in","filter_system":"60in x 18in x 18in sump filter","tank_capacity":"610 gallons"},"confidence_score":null,"sources":[{"label":"Fish Tanks Direct","url":"https://fishtanksdirect.com/pro-clear-prostar-610-gallon-96-lx36-wx48-h-acrylic-aquarium/","currency":"USD","source_country":"US","price":11770.0,"price_gbp":8728.26,"scraped_at":"2026-09-04T14:42:57.735885"}],"summary":"This 610-gallon acrylic aquarium measures 8 feet long and includes two overflows with a 60in x 18in x 18in sump filter option. It suits experienced aquarium keepers who need a very large custom-built display tank for substantial freshwater or marine systems.","ideal_for":"This product specifically suits shoppers seeking the largest aquarium fish tanks for sale because its 610-gallon capacity and 96in x 36in x 48in dimensions provide an exceptionally large display footprint."},{"brand":"Pro Clear","model":"ProStar 600-Gallon 120in x 36in x 36in Rectangular Acrylic Aquarium Setup","price_gbp":8513.21,"origin_country":null,"specs":{"dimensions":"120in x 36in x 36in","tank_capacity":"600 gallons","stand_included":false},"confidence_score":null,"sources":[{"label":"Fish Tanks Direct","url":"https://fishtanksdirect.com/pro-clear-prostar-600-gallon-120-lx36-wx36-h-rectangular-acrylic-aquarium-setup/","currency":"USD","source_country":"US","price":11480.0,"price_gbp":8513.21,"scraped_at":"2026-09-04T14:42:57.735885"}],"summary":"This 600-gallon rectangular acrylic aquarium measures 120in long by 36in wide by 36in high and includes two overflows. The aquarium is sold separately, allowing buyers to customize the filtration and stand for large freshwater or saltwater fish systems.","ideal_for":"This product suits shoppers seeking one of the largest size aquarium fish tanks for sale because its 600-gallon capacity and 120in length provide substantial space for large fish and expansive aquatic layouts."},{"brand":"Pro Clear","model":"ProStar 500 Gallon 96in x 30in x 48in Acrylic Aquarium","price_gbp":8269.97,"origin_country":null,"specs":{"dimensions":"96in L x 30in W x 48in H","filter_system":"60in L x 18in W x 18in H sump filter","tank_capacity":"500 gallons"},"confidence_score":null,"sources":[{"label":"Fish Tanks Direct","url":"https://fishtanksdirect.com/pro-clear-prostar-500-gallon-96-lx30-wx48-h-acrylic-aquarium/","currency":"USD","source_country":"US","price":11152.0,"price_gbp":8269.97,"scraped_at":"2026-09-04T14:42:57.735885"}],"summary":"This 500-gallon acrylic aquarium has two overflows and is designed for large freshwater or marine setups. It suits experienced aquarists, public displays, and commercial installations that need substantial capacity and custom equipment options.","ideal_for":"This product specifically suits shoppers seeking one of the largest aquarium fish tanks for sale because it holds 500 gallons and measures 96in x 30in x 48in, with dual overflows and an optional sump filtration system."},{"brand":"Clear for Life","model":"500T Rectangle 96in x 24in x 48in Acrylic Aquarium","price_gbp":8157.25,"origin_country":null,"specs":{"dimensions":"96in L x 24in W x 48in H","tank_capacity":"500 gallons","stand_included":false,"heater_included":false,"lighting_system":"Empty light hood or polycarbonate light plate; lighting fixture not included"},"confidence_score":null,"sources":[{"label":"Fish Tanks Direct","url":"https://fishtanksdirect.com/clear-for-life-rectangle-acrylic-aquarium-500-t-rectangle-96-l-x-24w-x-48h/","currency":"USD","source_country":"US","price":10999.99,"price_gbp":8157.25,"scraped_at":"2026-09-04T14:42:57.735885"}],"summary":"This 500-gallon acrylic rectangle aquarium measures 8ft long and includes an acrylic lid, heater holes, filter slots, and an empty light hood or polycarbonate light plate. It suits experienced aquarists with substantial space who want to build a custom freshwater or saltwater setup.","ideal_for":"This product specifically suits the search for the largest size aquarium fish tanks for sale because its 500-gallon capacity and 96in x 24in x 48in dimensions provide an exceptionally large enclosure for substantial fish collections."}]}