> For the complete documentation index, see [llms.txt](https://black-paper.rgb.tech/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://black-paper.rgb.tech/other-information/12.-protocol-properties/12.5.-comparison-to-other-systems.md).

# 12.5. Comparison to other systems

| Parameter                                      | RGB                        | Liquid                  | Ethereum, RSK etc          | Stacks | CMYK ("Taro")  |
| ---------------------------------------------- | -------------------------- | ----------------------- | -------------------------- | ------ | -------------- |
| Native currency                                | ✅ BTC                      | ⚠️ LBTC (federated peg) | 🚫 ETH                     | 🚫 ?   | ✅ BTC          |
| Requires token                                 | ✅ No                       | ✅ No                    | 🚫 Yes (except RSK)        | 🚫 Yes | ✅ No           |
| Issues token                                   | ✅ No                       | ✅ No                    | 🚫 Yes                     | 🚫 Yes | ✅ No           |
| Gas                                            | ✅ No                       | ✅ No                    | 🚫 Yes                     | ?      | ✅ No           |
| Non-token smart contracts                      | ✅                          | 🚫                      | ✅                          | ?      | 🚫             |
| Data network for NFTs and attachments          | ✅ Storm on LN paid in sats | 🚫                      | ⚠️ IPFS (no incentivation) | ?      | Unknown        |
| Support for arbitrary structured data          | ✅                          | 🚫                      | ✅                          | 🚫     | 🚫             |
| Virtual machine                                | Bitcoin Script + AluVM     | Bitcoin Script          | EVM, sometimes EWASM       | ?      | Bitcoin Script |
| Turing completeness                            | ✅                          | 🚫                      | ✅                          | ?      | 🚫             |
| Separation of state from ownership             | ✅                          | 🚫                      | 🚫                         | 🚫     | ✅              |
| Client-side-validation (scalability & privacy) | ✅                          | 🚫                      | 🚫                         | 🚫     | ✅              |
| Zero knowledge                                 | ✅ Bullet proofs            | ✅ Range proofs          | ⚠️ n/a, maybe STARKs       | 🚫     | 🚫             |
| Breaks transaction graph & chainanal           | ✅                          | 🚫                      | 🚫                         | 🚫     | 🚫             |
| Released / used in production                  | ✅                          | ✅                       | ✅                          | ✅      | 🚫             |