Which is better u1 or u3?

Related questions

1. What does u1 and u3 mean?
2. What is Micro SD UHS 1?
3. Do 1tb SD cards exist?
4. What's the difference between u1 and u3?
5. What is UHS III?
6. What is a Class 4 SD card?
7. What does v30 mean on SD card?
8. What's the difference between SD cards?
9. How many hours of 1080p video can 64gb hold?
10. What is UHS I u3?

Tags

1. #least
2. #never
3. #cards
4. #other
5. #slower
6. #guide
7. #shoot
8. #rating
9. #words
10. #supports
11. #speed
12. #write
13. #microsd
14. #offer