Layer-1 Blockchains
Layer-1 Blockchains evaluated across documented downtime, measured and deterministic finality, validator count and Nakamoto coefficient, and independent client implementations.
13providers tracked
8ranked (methodology v2026.11.1)
12 November 2026Ranking snapshot
3 November 2026oldest read · due 18 DecIndependent. Evidence-based.We rank with a published method and sourced evidence. No one can pay to rank.How it works
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8 providers match your requirements
Out of 8 ranked providers. 0 excluded.
What this ranks
Ranked here: Layer-1 blockchains, the base chains themselves, for a reader choosing one on halts, finality and decentralisation.Not ranked here: sidechains, Layer 2 rollups, modular data availability networks, former Layer 1s that now run as a Layer 2, and chains whose operating identity has been retired.8 of the 13 assessed are ranked; 5 were turned away by name. Who, and whyRequirements narrow the list; they never change a published ChainChoice Score. How the ranking works
Ethereum
How Ethereum was chosen
Leads this ranking on Independent Client ImplementationsProof-of-stake settlement layer
79 / 100 out of 100published score, #1 of all 8 worldwide
Evidence
High
4/4 criteria scored, with 4 dated sources quoted.Documented DowntimeIndependent Client Implementations
Why it leads
- Ethereum is 4 points ahead of Avalanche, mainly because it scores higher on its liveness record and its client diversity.
- Best in this ranking on liveness record and client diversity
- Ahead of Avalanche on liveness record (+9.4 points) and client diversity (+7.5 points)
Tradeoff
Decentralisation depth: 6 points below the best in this ranking
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2
Snowman consensus
75 / 100 out of 100
3
Sharded proof-of-stake chain
74 / 100 out of 100
4
High-throughput proof-of-stake chain
72 / 100 out of 100
5
CA
Ouroboros Praos proof-of-stake
71 / 100 out of 100
6
AP
Move-based chain
70 / 100 out of 100
7
SU
Move-based object model
69 / 100 out of 100
8
Proof-of-staked-authority, 45 validators, 21...
68 / 100 out of 100
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Liveness record
Documented Downtime
30% of the published criteria weight. Scored 0–10 from the published evidence; the order below is by this criterion, then the published ranking.
| Provider | Liveness record (0–10) | ChainChoice Score |
|---|---|---|
| Ethereum | 9 | 79 |
| Cardano | 7 | 71 |
| Avalanche | 4 | 75 |
| Aptos | 4 | 70 |
| BNB Chain | 4 | 68 |
| TON (The Open Network) | 3 | 74 |
| Solana | 3 | 72 |
| Sui | 2 | 69 |
Decentralisation depth
Validator Count and Nakamoto Coefficient
25% of the published criteria weight. Scored 0–10 from the published evidence; the order below is by this criterion, then the published ranking.
| Provider | Decentralisation depth (0–10) | ChainChoice Score |
|---|---|---|
| Avalanche | 8 | 75 |
| TON (The Open Network) | 8 | 74 |
| Cardano | 6 | 71 |
| Sui | 6 | 69 |
| Solana | 5 | 72 |
| Aptos | 4 | 70 |
| Ethereum | 2 | 79 |
| BNB Chain | 2 | 68 |
Finality integrity
Measured deterministic finality
25% of the published criteria weight. Scored 0–10 from the published evidence; the order below is by this criterion, then the published ranking.
| Provider | Finality integrity (0–10) | ChainChoice Score |
|---|---|---|
| TON (The Open Network) | 7 | 74 |
| Solana | 7 | 72 |
| Aptos | 7 | 70 |
| Sui | 7 | 69 |
| BNB Chain | 7 | 68 |
| Avalanche | 6 | 75 |
| Ethereum | 4 | 79 |
| Cardano | 2 | 71 |
Client diversity
Independent Client Implementations
20% of the published criteria weight. Scored 0–10 from the published evidence; the order below is by this criterion, then the published ranking.
| Provider | Client diversity (0–10) | ChainChoice Score |
|---|---|---|
| Ethereum | 8 | 79 |
| Solana | 4 | 72 |
| BNB Chain | 3 | 68 |
| Avalanche | 2 | 75 |
| TON (The Open Network) | 2 | 74 |
| Cardano | 2 | 71 |
| Aptos | 2 | 70 |
| Sui | 2 | 69 |
All 4 published criteria
Every ranked row’s score on each criterion, in the published order. Choose a column to order by it.
| Provider | ChainChoice Score | |||||
|---|---|---|---|---|---|---|
| 1 | Ethereum | 9 | 4 | 2 | 8 | 79 |
| 2 | Avalanche | 4 | 6 | 8 | 2 | 75 |
| 3 | TON (The Open Network) | 3 | 7 | 8 | 2 | 74 |
| 4 | Solana | 3 | 7 | 5 | 4 | 72 |
| 5 | Cardano | 7 | 2 | 6 | 2 | 71 |
| 6 | Aptos | 4 | 7 | 4 | 2 | 70 |
| 7 | Sui | 2 | 7 | 6 | 2 | 69 |
| 8 | BNB Chain | 4 | 7 | 2 | 3 | 68 |
How this ranking works
How firm the #1 is, the per-criterion arithmetic behind each score, who pays ChainChoice, and which layer-1 blockchains were assessed and left out.
FirmThis verdict holds under every one-point re-read
See the arithmetic
Every published criterion was moved up and down by one point and the ranking re-run. The same product came first each time. The published rankings file
Why this score4 published criteria · leads 2 of 4
Published criterionWtScore, and the best hereGap/10 out of 10Pts
Documented Downtime7.2·98.6
Measured deterministic finality6−343.2
Validator Count and Nakamoto Coefficient6−621.6
Independent Client Implementations4.8·85.1
Σ methodology points18.6/32
Each bar is the score on that criterion’s own 0–10 scale, never rescaled to the pool. The dark line is the best any product here reached on that axis. Wt is the most the criterion can add to the 86-point weighted total. Pts is weight × score × 32; the sum is the methodology score, and each weighted point behind the leader costs 2.6 on the displayed score. how these are weighted
Why it ranks first
Why Ethereum leads this category right now
Proof-of-stake settlement layer, largest validator set, slowest finality. Strongest on documented downtime (9/10): Ethereum states it has run continuously since 2015 without a single second of downtime, and no full mainnet halt is on the public record; the May 2023 loss-of-finality periods count as degraded performance. The record holds at about 25.6 tx/s. Weakest on validator count and Nakamoto coefficient (2/10): Chainspect shows a Nakamoto coefficient of 5 across 815,294 validators and $99.8B of stake, the lowest coefficient of the eight chains. The validator count fell from 1,351,000 as validators consolidated, so fewer keys do not mean fewer operators. Published price: Chainspect, an independent third-party chain tracker (chainspect.app/chain/ethereum, fetched 2026-11-03); Average Transaction Fee (1D): "$0.142" · On-Chain Revenue (1D): "$268K" · Block Time (1H): "11.96s" · Finality Time: "12m 48s".
Best for
Documented Downtime — 9/10
Main tradeoff
The 12m48s finality and the 43-day, 2,483,581 ETH validator entry queue (validatorqueue.com) are structural, not transient. And Ethereum's client-diversity advantage is partly unmeasurable: its own two canonical telemetry sources disagree on which client is dominant, so nobody can state the actual supermajority risk with confidence.
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Chainspect, an independent third-party chain tracker (chainspect.app/chain/ethereum, fetched 3 November 2026); Average Transaction Fee (1D): "$0.142" · On-Chain Revenue (1D): "$268K" · Block Time (1H): "11.96s" · Finality Time: "12m 48s". Ethereum publishes no fee schedule of its own; these are network-wide 1-day or 1-hour averages, not a price for one transaction.
Recommendation summary
What should decide this category
Can your use case tolerate a chain halt, or does it have to keep settling?
How many independent node clients does the chain run, and does that matter to you?
Does your use case need deterministic finality, or is probabilistic settlement acceptable?
Quick picks
Strong options in this category
Start with the lead choice first, then use the shortlist only if you still need a challenger or stronger fit for a specific setup.
Best overall
Ethereum
Proof-of-stake settlement layer, largest validator set, slowest finality
Proof-of-stake settlement layer, largest validator set, slowest finality. Strongest on documented downtime (9/10): Ethereum states it has run continuously since 2015 without a single second of downtime, and no full mainnet halt is on the public record; the May 2023 loss-of-finality periods count as degraded performance. The record holds at about 25.6 tx/s. Weakest on validator count and Nakamoto coefficient (2/10): Chainspect shows a Nakamoto coefficient of 5 across 815,294 validators and $99.8B of stake, the lowest coefficient of the eight chains. The validator count fell from 1,351,000 as validators consolidated, so fewer keys do not mean fewer operators. Published price: Chainspect, an independent third-party chain tracker (chainspect.app/chain/ethereum, fetched 2026-11-03); Average Transaction Fee (1D): "$0.142" · On-Chain Revenue (1D): "$268K" · Block Time (1H): "11.96s" · Finality Time: "12m 48s".
Best for: Documented Downtime — 9/10
Documented Downtime · weight 30%9/10Measured deterministic finality · weight 25%4/10Validator Count and Nakamoto Coefficient · weight 25%2/10Independent Client Implementations · weight 20%8/10
Quick pick
Avalanche
Snowman consensus, multi-chain primary network, finality its own docs call probabilistically safe
Snowman consensus, multi-chain primary network, finality its own docs call probabilistically safe. Strongest on validator count and Nakamoto coefficient (8/10): Chainspect shows a Nakamoto coefficient of 25 across 566 validators and $1.72B of stake, the second-highest coefficient of the eight chains. The coefficient rose from 24 while the validator count slipped from 584. Weakest on independent client implementations (2/10): Ava Labs' AvalancheGo is the only node implementation in Avalanche's build documentation. No second production client is published; the one Primary Network halt, on 23 February 2024, ended once enough stake upgraded to AvalancheGo v1.11.1. Published price: Chainspect, an independent third-party chain tracker (chainspect.app/chain/avalanche, fetched 2026-11-03); Average Transaction Fee (1D): "$0.0227" · On-Chain Revenue (1D): "$6.93K" · Block Time (1H): "921ms" · Finality Time: "2s".
Best for: Validator Count and Nakamoto Coefficient — 8/10
Documented Downtime · weight 30%4/10Measured deterministic finality · weight 25%6/10Validator Count and Nakamoto Coefficient · weight 25%8/10Independent Client Implementations · weight 20%2/10
Quick pick
TON (The Open Network)
Sharded proof-of-stake chain, Telegram-adjacent, highest Nakamoto coefficient here
Sharded proof-of-stake chain, Telegram-adjacent, highest Nakamoto coefficient here. Strongest on validator count and Nakamoto coefficient (8/10): Chainspect shows a Nakamoto coefficient of 80 across 376 validators and $799M of stake, the highest coefficient of the eight chains by more than 3x. The set is shrinking: the coefficient was 88 across 391 validators in September 2026. Weakest on independent client implementations (2/10): TON documents one node implementation, the C++ node, and says all official node implementations are set up through MyTonCtrl. No second production client from an independent codebase is published, so one software defect can reach every validator. Published price: Chainspect, an independent third-party chain tracker (chainspect.app/chain/ton, fetched 2026-11-03); Average Transaction Fee (1D): "$0.000535" · On-Chain Revenue (1D): "$2.43K" · Block Time (1H): "422ms" · Finality Time: "800ms".
Best for: Validator Count and Nakamoto Coefficient — 8/10
Documented Downtime · weight 30%3/10Measured deterministic finality · weight 25%7/10Validator Count and Nakamoto Coefficient · weight 25%8/10Independent Client Implementations · weight 20%2/10
Quick pick
Solana
High-throughput proof-of-stake chain with seven documented mainnet outages
High-throughput proof-of-stake chain with seven documented mainnet outages. Strongest on measured deterministic finality (7/10): Alpenglow consensus is active on Solana mainnet since slot 459,648,000 on 21 October 2026, giving certificate-based deterministic finality. Public RPC samples on 3 November 2026 show the finalized slot one slot (about 213 ms) behind the processed slot; under TowerBFT it was about 12.8 s. Weakest on documented downtime (3/10): Solana's status page records full halts, the latest on 6 February 2024, when block production resumed after an upgrade to v1.17.20 and a cluster restart. Seven halts are on the public record, against the highest load of the eight chains at about 1,524 tx/s. Published price: Chainspect, an independent third-party chain tracker (chainspect.app/chain/solana, fetched 2026-11-03); Average Transaction Fee (1D): "$0.0032" · Stake: "$39.6B" · Block Time (1H): "214ms" · Finality Time: "400ms".
Best for: Measured deterministic finality — 7/10
Documented Downtime · weight 30%3/10Measured deterministic finality · weight 25%7/10Validator Count and Nakamoto Coefficient · weight 25%5/10Independent Client Implementations · weight 20%4/10
Considered and not ranked
5 products we looked at and left out
A shortlist is only honest if it says who it turned away. Each of these was assessed against the same published criteria as the ranked table and excluded for a stated reason — not overlooked.
We assessed 13 products here and rank 8 — 62% of what we looked at. That share is of the products we assessed, not of the category: how many exist is not something we can count, so we do not claim a number for it.
Polygon (Polygon PoS / POL)· Ranked elsewhereBaseCelestiaCeloEOS
What this ranking does not assess
- Control failure: a key or vote changes the rules, freezes or mints.
- Execution failure: you get a worse price, later, or nothing.
These can still cost you money here; the ranking does not measure them, so a high place says nothing about them. Which criterion scores each family, and why the others do not apply, is in /data/risk-coverage.json.
Quantum exposure: which signature scheme each product here relies on, and what it has published about post-quantum readiness, as of 15 October 2026. Read the explainer. It changes no score.
How this ranking is built
Reviewed on documented downtime, finality — measured, and actually deterministic, validator count and Nakamoto coefficient, and independent client implementations.
Data checked Nov 2026 · Independent rankings · We show our work
How this page is reviewed
Reviewed means every product ranked on this page was read against its sources on or after that date; every ranked category is re-read at least every 45 days. Models research, extract and parse. A deterministic engine ranks. Every quote passes an adversarial refute pass.
Accountable for this review: Mathias Siemonsmeier, Founder.
How we review · Review calendar · Corrections log · How we make money
Direct answer
What is the best layer-1 blockchain in 2026?
Ethereum ranks #1 overall for layer-1 blockchains on ChainChoice. Proof-of-stake settlement layer, largest validator set, slowest finality. It holds that rank under an affiliate-blind methodology scored across 4 published, weighted criteria — the code that ranks providers physically cannot read affiliate payouts (CI-enforced), so a payout can't move a rank. The verdict re-computes on every fee change, incident, or regulatory action; the full reasoning and the audit receipt are under Methodology.
How you can lose money here, and what the ranking scores
- Verification failure: an invalid state or transfer is accepted.Scored by Measured deterministic finality · 25% (Ethereum 4/10, Avalanche 6/10, TON (The Open Network) 7/10)Scored by Validator Count and Nakamoto Coefficient · 25% (Ethereum 2/10, Avalanche 8/10, TON (The Open Network) 8/10)Scored by Independent Client Implementations · 20% (Ethereum 8/10, Avalanche 2/10, TON (The Open Network) 2/10)
- Liveness failure: the operator stops, censors you or loses data.Scored by Documented Downtime · 30% (Ethereum 9/10, Avalanche 4/10, TON (The Open Network) 3/10)
Not assessed by this ranking: Control failure, Execution failure. A high place says nothing about these; the Methodology tab says what each means.
FAQs
3 questions readers ask before choosing layer-1 blockchains.
Frequently asked
Questions people ask before choosing L1 chains
What is the safest Ethereum Layer-1?
Safety here comes from whether the chain keeps producing blocks and whether finality is a guarantee or a statistic. Halts are the only chain property that is unambiguously observable and dated — every other metric is contestable, and halts cluster by root cause, because the thing that produced one is usually still there.
Why is TPS not in the ranking?
Because theoretical throughput is a marketing number. One chain here advertises 104,715 TPS against a measured maximum of 1,542 — a 68-fold gap between claim and demonstration. Measured throughput is used where it is independently published, and where it is not, that absence is stated rather than filled.
Is a high validator count the same as decentralisation?
No, and this category's most uncomfortable result comes from that gap. Nakamoto coefficient asks how many parties must agree to censor or halt you, and measured independently, the chain with the largest validator set in this pool scores 1 — worse than a chain with 45 validators. Validator headcount is shown as a fact; the coefficient is what is scored.
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Best picks
Best layer-1 blockchains in 2026
Weighted on documented downtime (30), measured deterministic finality (25), validator count and Nakamoto coefficient (25), and independent client implementations (20). The heaviest is documented downtime: Every full mainnet halt on the public record, with date, duration and root cause.
Best overall
Ethereum
Proof-of-stake settlement layer, largest validator set, slowest finality
Data checked Nov 2026
Proof-of-stake settlement layer, largest validator set, slowest finality. Strongest on documented downtime (9/10): Ethereum states it has run continuously since 2015 without a single second of downtime, and no full mainnet halt is on the public record; the May 2023 loss-of-finality periods count as degraded performance. The record holds at about 25.6 tx/s. Weakest on validator count and Nakamoto coefficient (2/10): Chainspect shows a Nakamoto coefficient of 5 across 815,294 validators and $99.8B of stake, the lowest coefficient of the eight chains. The validator count fell from 1,351,000 as validators consolidated, so fewer keys do not mean fewer operators. Published price: Chainspect, an independent third-party chain tracker (chainspect.app/chain/ethereum, fetched 2026-11-03); Average Transaction Fee (1D): "$0.142" · On-Chain Revenue (1D): "$268K" · Block Time (1H): "11.96s" · Finality Time: "12m 48s".
Best for: Documented Downtime — 9/10
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Written and reviewed by Mathias Siemonsmeier, Founder
Not financial advice · For informational purposes only · Always do your own research