If it ain't got a viewfinder, don't buy it!
Try a Canon G series.
If we really cared about image quality we would use a tripod.
Any degradation caused by a filter is minimal compared to camera shake.
Taken with old Tamron 90mm Macro, via Sony Nex-7 and adapter.
Viburnum flower head
Full size detail
Get the Tamron. A fine lens.
You won't regret it.