The only thing I've seen in the platform for viewing or exporting all email metrics (delivered, opened, etc.) for champion/challenger subject line tests is the email dashboard, which doesn't show all of the basic metrics broken down by subject line. Exporting the dashboard to provides data I can use to calculate what I need but, over many, many emails you can imagine how cumbersome that data format is. I'm hoping there's a better alternative?
Please move this question to "products" where it belongs, you will be more likely to get an ansers
Was there an answer to this? I'd also like to report on A/B testing of subject lines.