Best Aquarium Filters · head-to-head

EHEIM Classic 2217 (600) External Canister Filter vs SunSun HW-304B Canister Filter with UV Sterilizer

A sourced, side-by-side comparison. SunSun HW-304B Canister Filter with UV Sterilizer is cheaper at $178.99. Every spec and price links to its source.

Full spec sheet

marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.

Spec EHEIM Classic 2217 (600) External Canister Filter SunSun HW-304B Canister Filter with UV Sterilizer
US price $178.99
BrandEHEIMSunSun
Released
Type canister canister
Flow rate gph 264 525
Tank size gal 160 150
Media capacity (L) 6
Media stages 5
Wattage 20 55
Self priming Yes
Dimensions (in) 8.1 x 8.1 x 15.75 11 x 11 x 17

Sources — EHEIM Classic 2217 (600) External Canister Filter: eheim.com (verified 2026-08-01). SunSun HW-304B Canister Filter with UV Sterilizer: mingllc.com (verified 2026-08-01).

What's the difference between the EHEIM Classic 2217 (600) External Canister Filter and SunSun HW-304B Canister Filter with UV Sterilizer?

Where the two actually differ on the specs we track (4 of 8). Matching specs are omitted.

  • Flow rate gph: EHEIM Classic 2217 (600) External Canister Filter 264 vs SunSun HW-304B Canister Filter with UV Sterilizer 525
  • Tank size gal: EHEIM Classic 2217 (600) External Canister Filter 160 vs SunSun HW-304B Canister Filter with UV Sterilizer 150
  • Wattage: EHEIM Classic 2217 (600) External Canister Filter 20 vs SunSun HW-304B Canister Filter with UV Sterilizer 55
  • Dimensions (in): EHEIM Classic 2217 (600) External Canister Filter 8.1 x 8.1 x 15.75 vs SunSun HW-304B Canister Filter with UV Sterilizer 11 x 11 x 17

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