Broan-NuTone Mantra MTR3304SS 30 in
#3 in Under-cabinetFull review
A smart under-cabinet hood that sets its own fan speed from the heat of the range. Good for busy cooks who forget to turn the hood on.
Amazon $424.48$424.48
The Broan-NuTone Mantra MTR3304SS 30 in is the better range hood overall, rated 3.6 to 3.5. The Broan-NuTone Mantra MTR3304SS 30 in leads on features. The Cosmo UMC30 Haven 30 in wins on price and warranty. The Cosmo UMC30 Haven 30 in costs $194.49 less ($229.99 vs $424.48).
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.
Cosmo UMC30 Haven 30 in
#6 in Under-cabinetFull review
A well-built ducted under-cabinet hood with steel baffle filters at a mid-range price. A sensible pick for a standard 30 in range.
Amazon $229.99$229.99
Which should you buy?
- Choose the Broan-NuTone Mantra MTR3304SS 30 in for features (dishwasher-safe steel filters, airflow cap for make-up air codes, LED lighting, 3 or more speeds, delayed shut-off, converts to ductless, gesture, remote or app control, automatic fan speed vs dishwasher-safe steel filters, LED lighting, 3 or more speeds).
- Choose the Cosmo UMC30 Haven 30 in for price ($229.99 vs $424.48) and warranty (2-year warranty vs 1-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 | Broan-NuTone Mantra MTR3304SS 30 in | Cosmo UMC30 Haven 30 in |
|---|---|---|
| Overall rating | 3.6/5 | 3.5/5 |
| Airflow 20% | 100 490 CFM | 92 380 CFM |
| Quiet at full speed 20% | 30 7.5 sones (about 69 dB) | 50 noise at full speed not published (neutral score used) |
| Quiet at low speed 15% | 56 1.3 sones (about 44 dB) | 50 45 dB |
| Features 20% | 100 dishwasher-safe steel filters, airflow cap for make-up air codes, LED lighting, 3 or more speeds, delayed shut-off, converts to ductless, gesture, remote or app control, automatic fan speed | 45 dishwasher-safe steel filters, LED lighting, 3 or more speeds |
| Price 15% | 37 $424.48 | 64 $229.99 |
| Warranty 10% | 0 1-year warranty | 25 2-year warranty |
Specifications
| Broan-NuTone Mantra MTR3304SS 30 in | Cosmo UMC30 Haven 30 in | |
|---|---|---|
| Airflow and noise | ||
| Max airflow | 490 CFM | 380 CFM |
| HVI-certified airflow (0.1 in.) | 390 CFM | - |
| Noise at max speed | 7.5 sones | - |
| Noise at low speed | 1.3 sones | 45 dB |
| Fan speeds | 3 | 3 |
| Installation | ||
| Mount | Under-cabinet | Under-cabinet |
| Width | 30 in | 30 in |
| Venting | Ducted or ductless | Ducted only |
| Duct connection | 3-1/4 x 10 in or 7 in round | 6 in round |
| Power | Hardwired | Plug-in |
| Airflow cap for make-up air codes | Yes | No |
| Features | ||
| Grease filters | Steel baffle | Steel baffle |
| LED lighting | Yes | Yes |
| Controls | Touch, gesture | Touch |
| Delayed shut-off | Yes | No |
| Automatic fan speed | Yes | No |
| Build | ||
| Weight | 27.1 lb | 22.9 lb |
| Warranty | 1 year | 2 years |