For AA games like Wukong, Stellar Blade, Granblue Fantasy Relink or lower AAA budget games like Astro Bot and Space Marine 2 Then 1.5 million would be good to very good.
For the more expensive AAA budget games like Spiderman 2, FFXVI, Dragon Age Veilguard, it'll be very bad, even 2 million sold would be bad as a first announcement.