To check if it is head to Settings > System Info > Hardware version and check the model number.
If it is one of the following, it is HDR compatible:
However, if the model number starts with the following, it does not support HDR:
- 32B1xx - Sky Q 2TB
- 32B203 or 32B204 - Sky Q 1TB
- 32B205 or 32B206 - Sky Q 1TB/2TB
- 32B0xx - Sky Q 2TB
- 32C0xx - Sky Q 1TB
- 32C1xx - Sky Q 1TB