Polkadot’s cross-chain investment prospects are promising due to its scalability and shared security, but it faces stiff competition. Its Relay Chain and parachains process transactions in parallel, achieving 82,000 TPS in production, surpassing Avalanche (4,500 TPS) and Cosmos (10,000 TPS). Polkadot 2.0’s Elastic Scaling and Agile Coretime reduce costs for developers, fostering projects like Moonbeam, which bridges Ethereum compatibility. However, Cosmos benefits from stronger VC backing (e.g., Delphi Digital) and a larger ecosystem, while Avalanche’s subnets attract high-throughput applications. Polkadot’s market cap of $7.2 billion lags behind Avalanche’s, but its decentralized governance and forkless upgrades via OpenGov provide a competitive edge. With bullish technical patterns (e.g., golden crosses) and X sentiment highlighting its “sleeping giant” status, Polkadot offers significant upside for investors betting on Layer 0 dominance.