Unmatched (adjective)

1. Not equal in ability, quality, or strength; incomparable.
2. Not having a corresponding or similar thing; unparalleled.

Origin:

Late middle english: from un- "not" + matched (past participle of match).

Examples:

1. An unmatched ability in mathematics.
2. The unmatched beauty of the Himalayas.
3. The company has unmatched resources.
4. An unmatched level of customer service.
5. The experience was unmatched by anything else.