I've tested both and, as of a few years ago, the Surface was still laggier than the Apple Pencil on an iPad Pro. I bought the pro and a pencil just for digital

I've tested both and, as of a few years ago, the Surface was still laggier than the Apple Pencil on an iPad Pro. I bought the pro and a pencil just for digital drawing/painting, and any perceivable lag is a killer. I'd been waiting decades for something like this.