| Customer Reviews | 4.4 out of 5 stars 5,956 | 4.4 out of 5 stars 5,956 | 4.2 out of 5 stars 101 | 4.6 out of 5 stars 530 | 4.6 out of 5 stars 530 | 4.6 out of 5 stars 997 | 4.6 out of 5 stars 997 |
| Price | $30.59$30.59 | $24.39$24.39 | $35.99$35.99 | $68.99$68.99 | — | $100.99$100.99 | $115.99$115.99 |
| Size | 6 Inch | 4 Inch | 4 Inch | 4 Inch | 4 Inch | 4 Inch | 4 Inch |
| Air Flow | 345 CFM | 130 CFM | 195 CFM | 195 CFM | 210 CFM | 195 CFM | 210 CFM |
| Fan Speed | 3000 PRM | 4500 PRM | 2800 PRM | 2700 PRM | 3000 PRM | 2700 PRM | 3000 PRM |
| Power | 22 W | 7 W | 18 W | 20 W | 20 W | 20 W | 20 W |
| Noise Level | 32 dB(A) | 26 dB(A) | 28 dB(A) | 28 dB(A) | 28 dB(A) | 28 dB(A) | 28 dB(A) |
| Controller Type | Speed Controller | Speed Controller | Variable Speed | E12 Speed Controller | E12 Speed Controller | E42A+ Smart Controller | E42A+ Smart Controller |