About a year ago I was teaching an after-work intro electronics class, and I picked up a couple of cheap Yihua 947-II soldering irons for giveaways.
There was some discussion about other lower cost alternatives, so I decided to get in a few low-cost options, to compare, including a Quicko 951-T12 (Hakko clone) and the very popular TS100 battery powered iron.
Here’s my results of the comparison.