The Pi 5 is at least 2x faster than the Pi 4 in every meaningful way: WiFi, microSD, USB bandwidth, CPU, GPU... though it still sticks with 1 Gbps Ethernet (but with PTP now!)
https://files.mastodon.social/media_attachments/files/111/141/305/703/311/969/original/9876a1b3e20f05db.png
https://files.mastodon.social/media_attachments/files/111/141/306/331/495/121/original/e84fc5d906b3558d.png
https://files.mastodon.social/media_attachments/files/111/141/306/646/537/364/original/3d11b25afa0ce4e9.png