Axis has released a number of 'Mk II' versions of their cameras, which are the same fundamental camera but with specific improvements.
We tested the P3225-LVE dome camera in 2016. More recently, Axis released the P3325-LVE Mk II, claiming improved low light performance with Lightfinder and extended IR range.
We bought and tested the P3225-LVE Mk II against the original model to see how it compares. Below are the two cameras, which outwardly are physically indistinguishable (Mk II on the left):