# Hessaire MC37M 3,100 CFM Portable Evaporative Cooler vs Big Ass Fans Cool-Space 300 Evaporative Cooler: specs and price compared

A sourced, side-by-side comparison of the Hessaire MC37M 3,100 CFM Portable Evaporative Cooler (Hessaire) and Big Ass Fans Cool-Space 300 Evaporative Cooler (Big Ass Fans) among evaporative coolers. Hessaire MC37M 3,100 CFM Portable Evaporative Cooler is the cheaper of the two at $459.99.

## Side by side

| Spec | Hessaire MC37M 3,100 CFM Portable Evaporative Cooler | Big Ass Fans Cool-Space 300 Evaporative Cooler |
| --- | --- | --- |
| US price | $459.99 | $1999 |
| Brand | Hessaire | Big Ass Fans |
| Released | 2015 | — |
| Airflow (CFM) | 3100 | 2800 |
| Water tank gal | 10.3 | 16 |
| Coverage (sq ft) | 950 | 1200 |
| Speed settings | 3 | — |
| Oscillation | Yes | No |
| Ice compartment | — | No |
| Power watt | 250 | — |
| Runtime hr | — | 4 |

## Key differences

- Airflow (CFM): Hessaire MC37M 3,100 CFM Portable Evaporative Cooler 3100 vs Big Ass Fans Cool-Space 300 Evaporative Cooler 2800
- Water tank gal: Hessaire MC37M 3,100 CFM Portable Evaporative Cooler 10.3 vs Big Ass Fans Cool-Space 300 Evaporative Cooler 16
- Coverage (sq ft): Hessaire MC37M 3,100 CFM Portable Evaporative Cooler 950 vs Big Ass Fans Cool-Space 300 Evaporative Cooler 1200
- Oscillation: Hessaire MC37M 3,100 CFM Portable Evaporative Cooler Yes vs Big Ass Fans Cool-Space 300 Evaporative Cooler No

## Sources

- Hessaire MC37M 3,100 CFM Portable Evaporative Cooler: https://hessaire.com/mobile-cooling/3100-cfm-mobile-cooler (hessaire.com, verified 2026-08-01)
- Big Ass Fans Cool-Space 300 Evaporative Cooler: https://www.bigassfans.com/cool-space-300-evaporative-cooler/ (bigassfans.com, verified 2026-08-01)

Canonical: https://frontdeskreview.com/gear/evaporative-coolers/hessaire-mc37m-vs-big-ass-fans-cool-space-300/
Cite: Per The Front Desk Review, Hessaire MC37M 3,100 CFM Portable Evaporative Cooler ($459.99) vs Big Ass Fans Cool-Space 300 Evaporative Cooler ($1999) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/evaporative-coolers/hessaire-mc37m-vs-big-ass-fans-cool-space-300/
License: CC BY 4.0.