There are four types of Collation Sensitivity available in SQL Server, They are as follows,
1. Case sensitivity: A and a, B and b, etc.
2. Accent sensitivity: Handling different types of accents as per business need.
3. Kana Sensitivity: When Japanese kana characters Hiragana and Katakana are treated differently, it is called Kana sensitive.
4. Width sensitivity: A single-byte character (half-width) and the same character represented as a double-byte character (full-width) are treated differently than it is width sensitive.