Top 21 Smart Contract Blockchains: A Comprehensive Review of the 2020-2022 Bull Market

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Introduction

Ethereum's monumental success established smart contract blockchains as a holy grail for capital investment. While Ethereum remains the dominant platform, its scalability limitations and high fees have driven demand toward alternative chains.

The 2021 bull market witnessed explosive growth across new ecosystems—BNB Chain, Polygon, Solana, Avalanche, Fantom, and Terra—fueled by their competitive performance and cost efficiency. As Vitalik Buterin noted, "The future will be multi-chain." This paradigm shift offers insights into the evolving blockchain landscape.


Section 1: Performance Metrics (2020–2022)

1.1 Methodology

We analyzed 21 major blockchains, selected based on:

Key Tools:

1.2 Key Findings

Notable Standouts:


Section 2: Market Dynamics

2.1 Ethereum’s Dominance Erosion

2.2 Drivers of Growth

  1. DeFi Boom: Ethereum congestion spurred migration.
  2. Incentive Programs:

    • BNB Chain’s $100M fund.
    • Polygon’s $1.5M liquidity mining.
  3. NFT Expansion: Solana became #2 NFT hub after Ethereum.

Critical Factor:


Section 3: Competitive Moats

3.1 Ethereum

3.2 BNB Chain

3.3 Solana


FAQs

Q1: Which blockchain had the highest ROI?
A: Fantom (144,198%) led the bull run.

Q2: Why did Ethereum’s TVL share decline?
A: Competition from cheaper, faster chains like BNB and Polygon.

Q3: Is Solana a good investment despite outages?
A: Its NFT and DeFi growth show promise, but technical risks persist.

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Conclusion
Smart contract blockchains proved indispensable in the last cycle, combining high returns with robust ecosystems. While Ethereum remains foundational, chains like Solana and BNB demonstrate that innovation and incentives drive adoption. The next bull phase will likely reward chains that balance scalability, security, and real-world utility.

Disclaimer: This content is educational and not financial advice. Always conduct independent research.