How much does aquarium keeping cost?
$197 buys all 7 essentials. $75 of that is the half that has to fit you, and the rest can wait.
7 priced items · checked 10 Sept 2026 · retailer prices, we earn a commission
Everything essential, cheapest sensible pick
$197
7 items, nothing rented
Cheapest real way in
$75
The half that has to fit you. Borrow or rent the rest.
Against 247 hobbies
Above median
Dearer than 76% of them. Median hobby: $84.
What each thing costs
Every essential item, cheapest sensible option first. Mid-range and top picks alongside.
All 7 essentials
$197
Buy this first
$75The cheap half of the kit, and the half that has to fit you. You keep all of it whatever you decide about the rest, so this is where the first money should go.

Aquarium Heater
$15Maintaining a stable water temperature is critical for the health and survival of most tropical fish and invertebrates. An inadequate heater can lead to stress, disease, and even death.




The main buy
$122The expensive part, and the part worth deferring. Rent, borrow or buy used until you have done aquarium keeping enough times to know you are staying.
Later, if you stay
Not needed to start. These are the upgrades that matter once the habit has stuck.

Aquarium Keeping costs more to start than 76% of the 247 hobbies we price. The median is $84.
Cost questions
How much does Aquarium Keeping cost to start?
About $197 for the 7 essential items, taking the cheapest sensible option for each. $75 of that is the cheap half, and the remaining $122 can wait until you know you are staying.
What does each thing cost for Aquarium Keeping?
Aquarium Starter Kit: from $122. Aquarium Filter: from $20. Aquarium Heater: from $15. Aquarium Water Test Kit: from $13. Aquarium Gravel Vacuum: from $13. Aquarium Thermometer: from $10. Aquarium Net: from $4.
Is Aquarium Keeping an expensive hobby?
Aquarium Keeping costs about $197 to start, dearer than 76% of the 247 hobbies we price. The median hobby costs $84, so this is one of the pricier ones to get into.
What should I buy first for Aquarium Keeping?
aquarium heater, aquarium filter, aquarium thermometer, aquarium water test kit, aquarium gravel vacuum, aquarium net — $75 together. They are the cheap half of the kit and the half you keep whatever you decide about the rest.
Hobbies that cost about the same
The 6 nearest to aquarium keeping by startup cost, out of 247.


