Yes, the Sony A7 IV is compatible with the Sony Tough CEA-G480T 480GB CFexpress Type A.
Sony CEA-G480T CFexpress Type A writes at 700 MB/s. Sony A7 IV Type A slot requires 200 MB/s for XAVC S-I 4K30. Clears by 500 MB/s.
“XAVC S-I 4K 600Mbps CFexpress Type A memory card (VPG200 or higher) SDXC V90 or higher”
Last verified:
Compatibility inferred from spec rule (citations above are manufacturer-verified)