TOPIC: MicroSD Card Specifications and Compatibility
[64GB MicroSD Card]
Release Date: N/A
UHS Speed Class: 3
Video Speed Class: V30
Bus Interface: UHS-I
Operating Temperature: -25°C to 85°C (-13°F to 185°F)
Read Speed: N/A
Write Speed: N/A
Weight: N/A
Warranty: 1 year
Compatible Cameras: X4 Air, X5, X4, X3, ONE X2, ONE X | Ace Pro 2, Ace Pro, Ace | ONE R, ONE RS (Twin/4K), ONE RS 1-Inch 360 Edition Sphere
[128GB MicroSD Card]
Release Date: N/A
UHS Speed Class: 3; Video Speed Class: V30; Bus Interface: UHS-I
Operating Temperature: -25°C to 85°C
Read Speed: 100MB/s; Write Speed: 80MB/s
Warranty: 1 year
Compatible Cameras: X4 Air, X5, X4, X3, ONE X2, ONE X | Ace Pro 2, Ace Pro, Ace | GO Ultra | ONE R, ONE RS (Twin/4K), ONE RS 1-Inch 360 Edition Sphere
[256GB MicroSD Card]
Release Date: April 16, 2024
UHS Speed Class: 3; Video Speed Class: V30; Bus Interface: UHS-I
Operating Temperature: -25°C to 85°C
Read Speed: 90MB/s; Write Speed: 90MB/s
Weight: 0.5g; Dimensions: 15 × 11 × 1mm; Erase Cycles: 3000
Warranty: 1 year
Compatible Cameras: X4 Air, X5, X4, X3, ONE X2, ONE X | Ace Pro 2, Ace Pro, Ace | GO Ultra | ONE R, ONE RS (Twin/4K), ONE RS 1-Inch 360 Edition Sphere, Pro 2
[512GB MicroSD Card]
Release Date: April 16, 2024
UHS Speed Class: 3; Video Speed Class: V30; Bus Interface: UHS-I
Operating Temperature: -25°C to 85°C
Read Speed: 90MB/s; Write Speed: 90MB/s
Weight: 0.5g; Dimensions: 15 × 11 × 1mm; Erase Cycles: 3000
Warranty: 1 year
Compatible Cameras: Same as 256GB
FAQ — MicroSD Capacity Discrepancy:
Storage manufacturers use decimal (1GB = 1000MB); OS uses binary (1GiB = 1024MiB).
Nominal vs displayed capacity differences:
- 32GB card → shows ~29.8G (diff ≤3G)
- 64GB card → shows ~59.6G (diff ≤5G)
- 128GB card → shows ~119.2G (diff ≤10G)
- 256GB card → shows ~238.4G (diff ≤20G)
- 512GB card → shows ~476.8G (diff ≤39G)
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