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 
Stainless Steel Pet Water Fountain 80oz with 8 Filters & Sponges #55 in Automatic Pet Water Fountains Price
Check price on Amazon →
Check price on Amazon →
Rating
★★★★★
★★★★★
Category rank
#3
#55
Filtration Quality
—
—
Reservoir Capacity
100oz – ample for 1–2 pets, 2–3 days typical
80 oz (ample for 1-2 pets)
Pump Noise
—
—
Ease of Cleaning
Top-rack dishwasher-safe; moderate assembly required
Moderate—multiple parts, not dishwasher-safe
Verdict
Best multi-tier fountain for senior & arthritic pets
Solid value stainless-steel fountain with generous filter bundle
Affiliate link — we may earn a commission