Bitcoin Taproot (BIP341) improves privacy, enables Ordinals, and makes transactions more efficient — but you need a wallet that natively supports P2TR addresses. We tested the top hardware wallets with native Taproot support: Coldcard Mk4, BitBox02, and Keystone 3 Pro. Here's which one fits your setup.
bitcoin's taproot upgrade (bip341) went live in november 2021, and it quietly changed how bitcoin transactions work under the hood. it makes multisig look like single-sig on-chain, shrinks transaction sizes, and opened the door for ordinals and inscriptions.1 but to actually use taproot addresses (the ones starting with bc1p), you need a wallet that natively supports P2TR — pay-to-taproot. here are the hardware wallets that do it right.
taproot isn't just a privacy upgrade. it makes complex transactions cheaper and harder to distinguish from simple ones. if you're running a multisig setup or minting ordinals, taproot support is non-negotiable. and if you care about future-proofing, you want a wallet whose firmware team shipped taproot support early and transparently.
coldcard's mk4 series added native P2TR (pay-to-taproot) support in firmware version 5.0.3, released may 2022.1 it handles taproot outputs in PSBT files, meaning you can sign taproot transactions from sparrow, specter, or electrum without any workarounds.
the mk4 is fully air-gapped — it never connects to your computer via USB unless you explicitly enable it. you sign via microsd card or nfc (with the nfc edition). for anyone serious about bitcoin-only self-custody, this is the reference design.
best for: bitcoin-maximalists, multisig users, and anyone who wants the most battle-tested air-gapped signing.
the bitbox02 from shift crypto comes in two editions: a multi-coin version and a bitcoin-only edition. both have full native segwit and taproot support.2 the bitcoin-only edition runs a reduced firmware surface area — fewer lines of code means fewer potential bugs — while still supporting P2TR addresses natively.
what sets the bitbox02 apart is its transparent security model. the firmware is fully open-source, and the secure element (an optiga trust m) is used in a way that doesn't lock you into proprietary code. you can verify the firmware yourself before each use via the bitbox app.
best for: users who want a polished, swiss-made wallet with the option to go bitcoin-only or keep multi-coin flexibility.
keystone's 3 pro takes a different approach: it offers a customized single-currency firmware package specifically for advanced bitcoin users.3 this firmware supports managing BTC taproot addresses via bluewallet and sparrow, giving you the same air-gapped signing workflow as coldcard but with a color touchscreen and qr-code-based psbt signing.
the keystone 3 pro uses a fully air-gapped design — it signs transactions by scanning animated qr codes, no USB or bluetooth required. the dedicated bitcoin firmware strips away everything except what bitcoin needs, reducing attack surface.
best for: users who want air-gapped signing with a modern interface and the ability to manage taproot addresses through mobile wallets like bluewallet.
| feature | coldcard mk4 | bitbox02 | keystone 3 pro |
|---|---|---|---|
| taproot support | native P2TR (v5.0.3+) | native segwit + taproot | via bluewallet/sparrow |
| connection type | air-gapped (microsd/nfc) | usb (connected) | air-gapped (qr codes) |
| firmware | bitcoin-only | bitcoin-only or multi-coin | dedicated bitcoin firmware |
| open-source | yes | yes | yes |
disclosure: askbuy earns a commission if you purchase through the links above. we only recommend wallets we've verified meet our security and transparency standards.
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