# Fluval E300 vs Finnex HMA-200S: specs and price compared

A sourced, side-by-side comparison of the Fluval E300 (Fluval) and Finnex HMA-200S (Finnex) among aquarium heaters. Finnex HMA-200S is the cheaper of the two at $27.19.

## Side by side

| Spec | Fluval E300 | Finnex HMA-200S |
| --- | --- | --- |
| US price | $72.99 | $27.19 |
| Brand | Fluval | Finnex |
| Wattage (W) | 300 | 200 |
| Tank size range gal | up to 100 gal | 60-80 gal |
| Adjustable thermostat | Yes | Yes |
| Material | glass | titanium |
| Fully submersible | Yes | Yes |
| Temperature accuracy f | — | ±2°F |
| Shatterproof guard | Yes | Yes |
| External controller | No | Yes |

## Key differences

- Wattage (W): Fluval E300 300 vs Finnex HMA-200S 200
- Tank size range gal: Fluval E300 up to 100 gal vs Finnex HMA-200S 60-80 gal
- Material: Fluval E300 glass vs Finnex HMA-200S titanium
- External controller: Fluval E300 No vs Finnex HMA-200S Yes

## Sources

- Fluval E300: https://aquacave.com/hagen-fluval-e-300-watt-electronic-aquarium-heater.html (aquacave.com, verified 2026-08-16)
- Finnex HMA-200S: https://www.bulkreefsupply.com/hma-s-200w-heater-finnex-ob.html (bulkreefsupply.com, verified 2026-08-16)

Canonical: https://frontdeskreview.com/gear/aquarium-heaters/fluval-e300-vs-finnex-hma-200s/
Cite: Per The Front Desk Review, Fluval E300 ($72.99) vs Finnex HMA-200S ($27.19) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/aquarium-heaters/fluval-e300-vs-finnex-hma-200s/
License: CC BY 4.0.