Penn-Plax
Penn-Plax Cascade 1000 Canister Filter
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Best Aquarium Filters · head-to-head
A sourced, side-by-side comparison. Penn-Plax Cascade 1000 Canister Filter is cheaper at —. Every spec and price links to its source.
Penn-Plax
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Seachem
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✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | | |
|---|---|---|
| US price | — | — |
| Brand | Penn-Plax | Seachem |
| Released | — | — |
| Type | canister | hang-on-back |
| Flow rate gph | 265 | 450 |
| Tank size gal | 100 | 110 |
| Media capacity (L) | — | 3.2 |
| Media stages | 3 | — |
| Wattage | 28.5 | 12 |
| Self priming | Yes | Yes |
| Dimensions (in) | 11.5 x 10 x 17 | 11.625 x 7.625 x 9.5 |
Sources — Penn-Plax Cascade 1000 Canister Filter: eorder.pennplax.com (verified 2026-08-01). Seachem Tidal 110 Power Filter: seachem.com (verified 2026-08-01).
Where the two actually differ on the specs we track (5 of 8). Matching specs are omitted.