# Quiz 33 What is the main trade-off of using RIPEMD-160 compared to SHA-1? **Type all answers and select the correct one** * [x] RIPEMD-160 is 15% slower than SHA-1 * [ ] RIPEMD-160 is faster than SHA-1 * [ ] RIPEMD-160 is less secure than SHA-1 * [ ] RIPEMD-160 uses fewer rounds of compression than SHA-1 **Note to Learners** Dobbertin et al. found RIPEMD-160 to be 15% slower than SHA-1, half as fast as RIPEMD, and four times slower than MD4. To learn more about it, you can follow the course [RIPEMD-160](https://bsvblockchain.360learning.com/course/play/68be94d003e0ff2b593f5662) --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://hub.bsvblockchain.org/higher-learning/bsv-academy/bitcoin-primitives-hash-functions/quiz-bitcoin-hash-functions/quiz-33.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.