Finding the boot that fits you best is more important than brand. Sierra does have some good deals.
As for Danner’s there really is no comparison between the US made ones and the less expensive imported ones. They have a 40 percent off sale at least once a year and makes the US made models...
I had an old 30-06 ADL with the cheap synthetic stock. After a couple of years I dropped it in an HS hunter stock with aluminum blocks and added a Timiney trigger. Left it ADL and couldn’t be happier.