Send crypto on most blockchains and anyone can read the amount, both addresses and the history behind them. Zcash (ZEC) and Monero (XMR) were built to end that, but from opposite ends. Zcash lets you choose between public and private transactions. Monero makes every transaction private. Here is how each works, where each can leak, and which one fits which job.
Why public ledgers leak, and where these coins came from
The catch with public ledgers is that one link between your name and one address can expose your whole history. Monero's FAQ adds a second problem: if a coin was once used in a ransomware attack, the next person may refuse it, even if you had nothing to do with it. Privacy coins aim to remove both risks.
Zcash began in 2013, when a group of scientists set out to fix Bitcoin's privacy. Their first idea, Zerocoin, was a Bitcoin extension, but they pivoted to a standalone protocol. Electric Coin Company was formed in 2015, and Zcash launched in October 2016. Monero launched in April 2014 as a fair release of the CryptoNote code, with no premine. After a dispute with the founder over proposed changes, the Core Team forked the project and the community followed.
Two models, side by side
Monero stacks three tools. Ring signatures hide the sender, RingCT hides the amount, and stealth addresses hide the receiver. With a ring size of 16, each input could come from 16 possible sources, as TRM Labs notes. All of it happens by default, and its FAQ page says you cannot accidentally send a transparent transaction. Dandelion++ and optional Tor/I2P support add protection at the network level.
Zcash uses zero-knowledge proofs: the network confirms a transaction is valid without seeing what is inside it. A shielded-to-shielded transfer exposes no amount or address data, while a move between the transparent and shielded pools reveals the amount. The fee stays public either way.
Both can leak. Monero's FAQ is blunt: "Monero is not magic." If you hand your name and address to a counterparty, they have them, and a light-wallet node learns when you receive money. Older weaknesses like the "10 Block Decoy Bug" mostly hit early protocol versions, according to a 2025 arXiv paper. Zcash's weak spot is the border between pools. A 2017 arXiv study found round trips, where nearly the same amount goes into a shielded address and out to a transparent one. Shield an amount, deshield the same amount minutes later, and the link is visible. ZEC stats shows about 29% of all ZEC in shielded pools, so a lot of traffic still touches the public side.
How each project pays its developers
A privacy protocol is only as good as the people maintaining it, so the way each project pays them matters.
Monero gives the entire block reward to miners, with nothing set aside for development. Work is funded through the Community Crowdfunding System (CCS): someone proposes a project, the community debates it, donors fund it, and the Core Team holds the money in escrow and releases it as milestones are met.
Zcash builds funding into the protocol. NU6, activated in November 2024, extended the dev fund for another year, sending 8% of the block subsidy to Zcash Community Grants and 12% to an in-protocol lockbox.
Both projects keep development open. Zcash runs two independent node implementations, Zcashd from Electric Coin Company and Zebra from the Zcash Foundation. Monero's decisions are discussed publicly, major developer meetings are published online, and research runs through the Monero Research Lab.
Zcash gets predictable funding but ties development to a protocol allocation. Monero keeps its protocol clean but depends on donors showing up. For users, that shapes who steers each roadmap: grant-funded teams on one side, community-backed proposals on the other.
What changed in 2026
Zcash had a rough summer. On May 29, Shielded Labs researcher Taylor Hornby found a flaw in the Orchard pool that could, in theory, have allowed undetectable counterfeiting. There is no evidence it was exploited, though Shielded Labs points out that shielded data is hidden, so outsiders cannot check for themselves. The Ironwood upgrade (NU6.3) fixed it on July 28, and funds leaving Orchard now pass a public turnstile. Next is NU7, targeted for November 5, which cuts block time from 75 to 25 seconds while keeping daily issuance the same.
Monero's year is quieter. FCMP++ would replace rings with proofs that cover the whole chain, so today's one-in-16 becomes more than 150 million possible outputs. A test network forked on October 5, but mainnet has no date. A developer's non-binding draft points to around May 2027. Some sites call FCMP++ already live and disagree on the date, so treat those claims with caution.
Use cases, access, and the long-term outlook
Strip away the technology and the choice comes down to the job:
Access has split the two. Grayscale's Zcash ETF (ZCSH) began trading on NYSE Arca on August 25 and passed $500 million in assets by September 8. Monero lost OKX pairs in January 2024, Binance spot trading in February 2024, and Kraken's EEA trading in October 2024, though it still trades on KuCoin, Kraken and MEXC. No reliable, dated merchant count exists for either coin, but both projects publish tools: Monero's official merchants page lists directories and exchanges, and Zcash's developer resources list payment options such as BTCPay Server. Regulation hits both: the EU's AMLR applies from July 10, 2027 and bars regulated providers from handling anonymity-enhancing coins, naming Monero and Zcash. Owning them stays legal, because the rule targets providers. Check your own country's rules.
For the long view, here are the fundamentals side by side:
That is a fundamentals check, not a forecast. Nothing here says where prices go.
Which one is more private? It depends on how you use them. A shielded-to-shielded Zcash transfer and a default Monero transfer both hide the core details, and as the Monero FAQ puts it, there is no such thing as 100% anonymous. If you want privacy without making choices, Monero's default model fits. If you want to move between public and private, or want a regulated US route through an ETF, Zcash fits better. Monero treats privacy as the default and Zcash treats it as a choice, and which one works for you depends on your habits, your wallet and your local law as much as on the cryptography. This is education, not financial advice.
Kataryna Dyl
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