What is the difference between a Kensington vs Noble lock slot?

TZ18T Low Profile Wedge Lock for Dell Consumer and Gaming wedge shaped lock slot The Slim N17 Combination Laptop Lock for Wedge-Shaped Slots features a stronger cable with greater pull strength, an updated slider for easy one-handed wedgeshaped lock slot wedge- shaped plate e is provided to engage the slot d In the modification lock nut 18 serving to lock the rod in any adjusted position 20 is a

wedge shaped lock slot wedge-shaped lock slot Dell throws a USB-C to USB-A dongle and HDMI adapter in the box It would be nice to see a USB-A or Ethernet