COLDCARD vs OneKey

COLDCARD3.3/5

VS

OneKey4.1/5

Feature	COLDCARDVisit	OneKeyVisit
Ratings
Our score	3.3/5	4.1/5
User rating	No reviews yet	No reviews yet
Security	3.5	4.5
Build & design	4.5	4.0
Ease of use	3.5	3.5
Coin support	1.5	4.5
Value for money	3.5	4.0
Specs
KYC required	No	No
Price from	$219	$79
Connectivity	USB-C, NFC, QR code (air-gapped), microSD	USB-C, Bluetooth
Secure element	Yes	Yes
Firmware	Fully open source	Fully open source
Display	Screen + buttons	Screen + buttons
Air-gapped signing	Yes	Yes
Bitcoin-only	Yes	No
Supported assets	1	30,000
Battery	Yes	Not disclosed
BIP39 passphrase	Yes	Not disclosed
Multisig support	Yes	Not disclosed
Companion app	No required companion app	OneKey app
Touchscreen	No	Not disclosed
Backup options	Seed words, Metal backup, Encrypted MicroSD	Not disclosed
NFC	Yes	Not disclosed
Company
Founded	2012	2019
Headquarters	Canada	Hong Kong
Investors	Not disclosed	YZi Labs
Strengths and weaknesses
Pros	Bitcoin-only design limits software scope Air-gapped signing works without a required app Dual secure elements use two chip vendors Open, reproducible firmware supports independent checking	EAL6+ secure element on Classic 1S models Firmware and apps are open source with reproducible builds Supports 100+ chains and 30,000+ coins and tokens Classic 1S Pure costs $79 and has no battery to degrade
Cons	Supports Bitcoin only, excluding other networks and tokens Q costs $319 USD and Mk5 costs $219 USD 2026 flaw affected seed generation and requires migration Air-gapped PSBT workflows add manual handling	Unauthorized hardware was reported through the former CryptoBilis reseller in July 2026 Self-custody leaves recovery material and device security with the owner The Bitcoin Edition supports Bitcoin only Classic 1S Pure requires a cable because it has no battery
Best for	Long-term Bitcoin self-custody, Air-gapped Bitcoin signing, Multisig wallet setups	Long-term multi-chain self-custody, Open-source firmware users, Bitcoin-only cold storage

Highlighted cells show the stronger value in each row. Data comes from each provider's site and public sources; check details before you sign up.

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