#28 Engineer PA-21 vs IWiss IWS-2820 JST Crimpers

Comparing Engineer JST crimper to IWiss JST crimpers, both ratcheting and non-ratcheting.
Engineer PA-21, crimps 1.6, 1.9, 2.2 & 2.5
https://www.amazon.com/gp/product/B002L6HJ8W/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=B002L6HJ8W&linkCode=as2&tag=jkt0f-20&linkId=d0f3eadda98d4fcb302df59fad48fbaa
Engineer PA-09, crimps 1.0, 1.4, 1.6, & 1.9mm
https://www.amazon.com/gp/product/B002AVVO7K/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=B002AVVO7K&linkCode=as2&tag=jkt0f-20&linkId=e0fb1301c61bee4ded60c83745040e03
IWiss IWS-2820M crimps awg 28-20, metric 0.7, 1.0, 1.3, 1.6, 1.9, 2.2mm (0.08-0.5mm2)
https://www.amazon.com/gp/product/B078WNZ9FW/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=B078WNZ9FW&linkCode=as2&tag=jkt0f-20&linkId=7ecfbc12b24e4a3b5b139e3e5167515c
IWiss IWS-2412M crimps awg 24-12, metric 2.2, 2.5, 2.8, 3.1, 3.4mm (0.21-3.31mm2)
https://www.amazon.com/gp/product/B07G98DLB8/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=B07G98DLB8&linkCode=as2&tag=jkt0f-20&linkId=99057d1d345b483ddbb69421f55b49cc
IWiss Ratcheting SN-2549 crimps awg 28-18, metric 0.08-1mm2
https://www.amazon.com/gp/product/B01N1RFZZ4/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=B01N1RFZZ4&linkCode=as2&tag=jkt0f-20&linkId=bb41da6f08198818543f433169a216f2