Spec-by-spec
Head to head
Contenders from Automatic Pet Water Fountains, every metric lined up. The winning value in each row is outlined.
PetSafe Multi-Tier Pet Fountain 100oz – Accessible Two-Height Waterer for Senior Pets #3 in Automatic Pet Water Fountains 
Price
Check price on Amazon →
Check price on Amazon →
Rating
★★★★★
★★★★★
Category rank
#3
#7
Filtration Quality
—
—
Reservoir Capacity
100oz – ample for 1–2 pets, 2–3 days typical
70 oz / 2L (ample for single cat)
Pump Noise
—
—
Ease of Cleaning
Top-rack dishwasher-safe; moderate assembly required
Multiple parts, hand wash only
Verdict
Best multi-tier fountain for senior & arthritic pets
Premium ceramic fountain for cat hydration
Affiliate link — we may earn a commission