For now I think I have worked around the problem like this: - Created a hidden form which has the chart(s) on it I want - Added a method to this form which uses Chart.TeeCreateBitMap to return Bitmaps at both "normal" height and width and "2x" height and width - Used a TImage component with TBitmaps...

I hadn't thought of the Simulator, but actually I can reproduce a bit of the problem there - it is actually worse on the device, but can you see the difference quite clearly in quality.

I am using Delphi XE6 with the beta version of TChart, working in iOS. I am testing on an iPad Mini (non Retina) and an iPad 3 (Retina) if I use a normal chart with no workarounds, performance is very poor on all scrolling/animated areas, eg. Tab transitions, scrollboxes - this is true for both devi...