Hon&Guan PRO 8 in Inline Fan
#3 in 8 in and upFull review
A low-cost 8 in EC fan with strong rated airflow. Its power draw is not published, which keeps it below documented rivals.
Amazon $99.99$99.99
The Hon&Guan PRO 8 in Inline Fan is the better inline duct fan overall, rated 3.1 to 2.7. The Hon&Guan PRO 8 in Inline Fan leads on value and airflow. The Hon&Guan PRO 8 in Inline Fan costs $39.01 less ($99.99 vs $139).
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.
AC Infinity CLOUDLINE A8
#7 in 8 in and upFull review
An 8 in EC fan for large tents and small grow rooms, with high static pressure. It draws more power at full speed than rivals that move more air.
Amazon $139$139
Which should you buy?
- Choose the Hon&Guan PRO 8 in Inline Fan for value ($12.05 per 100 CFM ($99.99, 830 CFM) vs $19.20 per 100 CFM ($139, 724 CFM)) and airflow (830 CFM through 8 in duct vs 724 CFM through 8 in duct).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every 8 in and up inline duct fan; a clear win is highlighted. How we rank explains each one.
| Factor weight | Hon&Guan PRO 8 in Inline Fan | AC Infinity CLOUDLINE A8 |
|---|---|---|
| Overall rating | 3.1/5 | 2.7/5 |
| Value 25% | 83 $12.05 per 100 CFM ($99.99, 830 CFM) | 41 $19.20 per 100 CFM ($139, 724 CFM) |
| Efficiency 25% | 0 power draw not published, scored as the lowest | 9 3.8 CFM per watt (724 CFM, 190 W) |
| Airflow 15% | 82 830 CFM through 8 in duct | 56 724 CFM through 8 in duct |
| Noise 15% | 51 42 dBA at full speed | 51 42 dBA at full speed |
| Controls 10% | 40 speed controller included | 40 speed controller included |
| Warranty 10% | 0 warranty not published, scored as none | 25 2-year warranty |
Specifications
| Hon&Guan PRO 8 in Inline Fan | AC Infinity CLOUDLINE A8 | |
|---|---|---|
| Performance | ||
| Duct size | 8 in | 8 in |
| Rated airflow | 830 CFM | 724 CFM |
| Static pressure (not scored) | - | 746 Pa |
| Power at full speed | - | 190 W |
| Power figure | - | Max power draw |
| Average power (not scored) | - | 72 W |
| Airflow per watt | - | 3.8 CFM/W |
| Price per 100 CFM | $12.05 | $19.20 |
| Noise at full speed | 42 dBA | 42 dBA |
| Controls | ||
| Motor | EC | EC |
| Controller | Stepless speed controller | 10-speed controller |
| Speeds | Stepless | 10 |
| Temperature and humidity control | No | No |
| Phone app | No | No |
| Timer or cycle modes | No | No |
| Build | ||
| Housing | Metal | Plastic |
| Ingress rating | IP42 | IP44 |
| Voltage | - | 100-240 V |
| Warranty | - | 2 years |