Cosmo COS-QS75 Haven 30 in
#1 in Under-cabinetFull review
A stronger, quieter-at-low-speed Cosmo with a remote and four speeds, for heavier cooking under a cabinet.
Amazon $319.99$319.99
The Cosmo COS-QS75 Haven 30 in is the better range hood overall, rated 3.7 to 3.2. The Cosmo COS-QS75 Haven 30 in leads on features and price. The Proline PLJW 185.30V2 30 in wins on warranty. The Cosmo COS-QS75 Haven 30 in costs $280 less ($319.99 vs $599.99).
Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
Proline PLJW 185.30V2 30 in
#12 in Under-cabinetFull review
A pro-style ducted hood with a full 600 CFM and a three-year warranty, for gas ranges and frequent searing.
Amazon $599.99$599.99
Which should you buy?
- Choose the Cosmo COS-QS75 Haven 30 in for features (dishwasher-safe steel filters, LED lighting, 3 or more speeds, converts to ductless, gesture, remote or app control vs LED lighting, 3 or more speeds) and price ($319.99 vs $599.99).
- Choose the Proline PLJW 185.30V2 30 in for warranty (3-year warranty vs 2-year warranty).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every under-cabinet range hood; a clear win is highlighted. How we rank explains each one.
| Factor weight | Cosmo COS-QS75 Haven 30 in | Proline PLJW 185.30V2 30 in |
|---|---|---|
| Overall rating | 3.7/5 | 3.2/5 |
| Airflow 20% | 100 500 CFM | 100 600 CFM |
| Quiet at full speed 20% | 50 noise at full speed not published (neutral score used) | 40 6.5 sones (about 67 dB) |
| Quiet at low speed 15% | 75 40 dB | 50 noise at low speed not published (neutral score used) |
| Features 20% | 65 dishwasher-safe steel filters, LED lighting, 3 or more speeds, converts to ductless, gesture, remote or app control | 25 LED lighting, 3 or more speeds |
| Price 15% | 49 $319.99 | 22 $599.99 |
| Warranty 10% | 25 2-year warranty | 50 3-year warranty |
Specifications
| Cosmo COS-QS75 Haven 30 in | Proline PLJW 185.30V2 30 in | |
|---|---|---|
| Airflow and noise | ||
| Max airflow | 500 CFM | 600 CFM |
| Noise at max speed | - | 6.5 sones |
| Noise at low speed | 40 dB | - |
| Fan speeds | 4 | 4 |
| Installation | ||
| Mount | Under-cabinet | Under-cabinet |
| Width | 30 in | 30 in |
| Venting | Ducted or ductless | Ducted only |
| Duct connection | 7.5 in round | 3-1/4 x 10 in |
| Power | Plug-in | - |
| Airflow cap for make-up air codes | No | No |
| Features | ||
| Grease filters | Steel baffle | - |
| LED lighting | Yes | Yes |
| Controls | Touch, remote | Push button |
| Delayed shut-off | No | - |
| Automatic fan speed | No | No |
| Build | ||
| Weight | 53 lb | 45 lb |
| Warranty | 2 years | 3 years |