Transactions Per Second (TPS)

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განახლებული Jul 7, 2026

What Is TPS?

Transactions per second (TPS) is a measure of how many transactions a network can process in one second. In the context of cryptocurrencies, TPS describes the throughput of a blockchain, meaning how many transfers, smart contract interactions, or other operations it can confirm each second.

TPS is one of the most commonly cited performance metrics for comparing different blockchains. A higher TPS suggests a network can handle more activity at once, which can be important during periods of heavy demand.

How Is TPS Measured?

TPS is typically calculated by dividing the number of transactions in a block by the time it takes to produce that block. The result depends on several factors, including block size, block time, the type of transactions involved, and the consensus algorithm the network uses.

Each node in the network must validate and store transactions, so the way data is structured and propagated also affects the achievable rate. For this reason, two networks with similar designs can report very different TPS figures.

It is worth distinguishing between theoretical TPS and real-world TPS. Theoretical TPS is the maximum a network could reach under ideal conditions, while real-world TPS reflects the average throughput actually observed. These two numbers can differ significantly.

Why Does TPS Matter?

Throughput is closely tied to a network’s ability to scale. When transaction demand exceeds what a blockchain can process, transactions may take longer to confirm and fees can rise. TPS is therefore central to the blockchain trilemma, the idea that networks often have to balance scalability, security, and decentralization rather than maximizing all three at once.

A network that prioritizes very high TPS may make tradeoffs elsewhere, such as relying on fewer validators. As a result, TPS alone does not fully describe how robust or decentralized a blockchain is, and it is best considered alongside other metrics.

Limitations of TPS as a Metric

Comparing TPS across blockchains can be misleading because each network may measure it differently. Some figures come from controlled test environments rather than live conditions. Developers often work to raise throughput using approaches such as Layer 2 scaling solutions and sharding, which can increase effective capacity without changing the base layer’s headline number.

Because of these nuances, TPS is most useful as one data point among many. Looking at confirmation times, fees, security assumptions, and the level of decentralization can give a more complete picture of how a network performs.

Learn more: What Is the Blockchain Trilemma?

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