Just click on this link to find out. You need to be a Hilton HHonors member to (potentially) qualify.
We didn’t have any luck, but let us know in the comments if you do better. Given the perks of American Airlines Platinum, it’s worth a try – at worst it’s 30 seconds wasted.
(For a guaranteed status upgrade, you can join the loyalty programme of Small Luxury Hotels of the World (the Club) at the higher “Loved” level if you sign up via this link. While all Club members get a free room upgrade on every stay, additional “Loved” benefits include free continental breakfast for two and late check-out. Thanks to Raffles at headforpoints for that tip.)