Arbitrum

Performance

Observed TPS

13

sustained, observed

Theoretical TPS

2,036

claimed max

Finality

828.00 s

Block time

0.25 s

Avg fee

$0.0400

Validators

1

semantics vary

Design

Type

L2

Launched

2021

Consensus

Optimistic rollup (fraud proofs)

Language

Solidity (Stylus: Rust/C++)

Virtual machine

EVM / Stylus (Wasm)

Quantum-resistant

No

Note: Single centralized sequencer. Finality = practical, not the 7-day challenge window.

Sources

• https://chainspect.app/chain/arbitrum
• https://l2beat.com/scaling/projects/arbitrum
• https://eco.com/support/en/articles/14798699-best-ethereum-l2s-in-2026-fees-tvl-tps-compared

Data verified Tue Jun 16 2026 00:00:00 GMT+0000 (Coordinated Universal Time). Methodology on the editorial standards page.