At the highest possible settings, 5.3k, bitrate high etc, the Hero 11 shoots at 120mbit/s, or produces about 15MB/s. Ofcourse gopro also saves audio, produces LRV's, and thumbnails, so it is a bit over that. 64gb card is about an hour, 128gb is a little over 2h, so by my calculations a 1TB card would store about 16.8h of footage.
I checked the HERO9 Black user manual (page 8) and found that it supports up to 256GB microSD cards. However, the URL below states that a microSD card of 256GB or more is also recommended. SanDisk Extreme PLUS (UHS-1 U3 / V30) A2 400GB SanDisk Extreme PRO (UHS-1 U3 / V30) A2 400GB Lexar 663x UHS-1 High-Performance 512GB.
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SanDisk 64GB Micro SDXC Memory Card Extreme Pro Works with GoPro Hero 8 Black, Max 360 Action Cam U3 V30 4K A2 Class 10 (SDSQXCU-064G-GN6MA) Bundle with 1 Everything But Stromboli MicroSD Card Reader 4.6 out of 5 stars 233

With up to 160 MB/s read speed and 90 MB/s write speed, the SanDisk Extreme microSD card is one is our top recommended microSD cards for HERO 11. It is available in 32GB, 64GB, 128GB, 256GB, 400GB, 512GB, and 1TB sizes. Y ou can now record and transfer high-resolution images and 4K UHD videos in no time. SD Card Size for GoPro Hero 10 Black. GoPro recommends using a microSD card with a minimum of v30 or UHS-3 rating. It supports up to 512 GB storage size. GoPro Recommended SD Cards. When choosing the best microSD card to suit your needs, various considerations must be considered, including capacity, write speeds, reliability, and cost. Capacity Search for the SD card under the Devices with Removable Storage and note the drive letter assigned. Click on the Start button and Open command prompt (Type CMD). Type chkdsk with the drive letter and type /f and press enter. If the files are recovered, you can see the newly assigned drive letter in the window. . 289 608 557 215 467 985 886 513

gopro 5 black sd card capacity