Austrian German differs in pronunciation and in vocabulary from German German. Austrian German is also closely related to the Bavarian dialect.
You can compare it with the difference between British and American English.
- Tomato | DE: Tomate, AT: Paradeiser
- Potato | DE: Kartoffel, AT: Erdapfel
- January | DE: Januar, AT: Jänner
- High school graduation | DE: Abitur, AT: Matura