Alcor Price Oracle vs DelphiOracle

Comparison between TWAP and DelphiOracle

Aspect	Alcor Price Oracle	DelphiOracle
Data Source	Extracts data directly from Alcor Swap decentralized exchange.	Aggregated from multiple centralized exchanges
Price Calculation Method	Time-weighted average price	Average of prices fetched from exchanges
Price Availability	Provides prices by timestamp and unlimited historical data availability.	Provides only the last price
Freshness/Accuracy	May not reflect the current spot price during high volatility	Provides current spot price but may lag during high volatility
Manipulation Susceptibility	There is currently not enough economic incentive to manipulate TWAP. refer here.	Very hard to manipulate
Data Storage	Historical data is stored as an array of observations	Only stores recent historical data
RAM Cost for Extended Data Availability	Requires RAM payment to extend data availability period	N/A
Token Pairs	Provides for all token pairs available and trading on Alcor Swap	Provides only some pairs like WAX/USD, BTC/USD, ETH/USD