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February 13, 2025
Ethereum: Is there an economic incentive to switch from P2WPKH to P2TR?
The debate between Proof-of-Work (PoW) and Proof-of-Stake (PoS) cryptocurrencies has been going on for some time. Although both consensus mechanisms aim to secure a network, they differ in their approach to validating transactions. Ethereum, one of the most popular and widely used blockchains, is currently transitioning from its PoW-based architecture to a PoS-based system. As the transition progresses, many users are wondering if there is an economic incentive to switch from Proof-of-Work (P2WPKH) to Proof-of-Stake (P2TR). In this article, we explore the pros and cons of switching from P2WPKH to P2TR and see if there is indeed an economic incentive.
Similarities between P2WPKH and P2TR
Before we get into the differences, it’s important to understand how both consensus mechanisms work. Both P2WPKH and P2TR require miners to validate transactions on the blockchain. In P2WPKH, miners compete to solve complex mathematical puzzles that require significant computing power. The energy consumption associated with these calculations has led many experts to question the sustainability of PoW-based cryptocurrencies.
In contrast, P2TR is based on a more energy-efficient mechanism that relies on staking rather than proof-of-work. Miners are not only encouraged to validate transactions, but also to hold and manage their own “stake,” which is essentially a digital representation of the security of their network. This approach has several advantages over traditional PoW-based systems.
Advantages of P2TR
Here are some key benefits of switching from P2WPKH to P2TR:
- Energy Efficiency: As mentioned earlier, P2TR requires much less energy than P2WPKH and is therefore a more sustainable option.
- Security: By holding and managing their own stake, miners directly contribute to the security of the network, thus reducing the risk of centralization.
- Incentives: The staking mechanism provides an economic incentive for miners to participate in the network as they receive rewards in the form of new coins or higher transaction fees.
Disadvantages of P2TR
While P2TR offers several advantages, there are also some potential disadvantages:
- Steep learning curve: Staking requires a lot of time and effort to learn and manage, especially for those without prior experience with blockchain technology.
- High transaction fees

: The increased network capacity required by P2TR means transaction fees may increase, making it more expensive to send transactions.
- Unequal reward distribution: Some argue that the staking mechanism may lead to unequal reward distribution among miners, as those who invest in new coins or actively participate in the network may receive more rewards than others.
Economic incentive
Now let’s examine whether there is an economic incentive to switch from P2WPKH to P2TR. Although both consensus mechanisms require significant computing power and energy consumption, P2TR offers a more sustainable option with lower transaction fees.
In the current Ethereum ecosystem, miners are expected to earn around 3 ETH per block, with some estimates suggesting this figure may decrease as the network scales. In contrast, the staking mechanism in new Ethereum fork coins such as TRS (True TPS) and CRO (Cardano Oryx) promises higher rewards, potentially exceeding 40 ETH or more per block.
Conclusion
In summary, while there are valid arguments on both sides of the debate, switching from P2WPKH to P2TR may not be as economically beneficial as one might think. The advantages of P2TR in terms of energy efficiency and security outweigh its potential disadvantages, making it a more attractive option for those who prioritize sustainability.
