How do geth and parity Ethereum nodes compare in terms of:
- Speed
- How long does it take to sync with the main net, in both fast and full modes (if possible)
- Disk space needs
- What is the size of the chain data in fast and full modes
- Robustness / Reliability
- How many critical bugs / crashes were submitted in the last year
- Security
- How many security bugs were submitted in the last year
- Number of users
- How many Ethereum nodes are currently running on geth vs parity on the mainnet
- Community
- Number of maintainers / contributors / stars on Github
- Features - what features are supported in geth but not in parity and visa versa, e.g.
- Fast sync
- Light client
- JSON RPC methods (differences if any)
- JavaScript API (differences if any)
- Fee oracles
- Archival mode
