Chained Future Cold wallet datasheets

Database · 54 devices

Every cold wallet, on one sheet

Specifications as published by each maker, with links on the device pages. Filter by what matters to you; devices with a full datasheet are listed first.

Rows
54
With datasheet
26
In production
47
Makers
18
Key
· not verified from the maker's pages
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54 devices

Hardware wallets: price, connectivity, battery, Bitcoin-only edition, secure element, open-source firmware, backup format, size and status
Device PriceConnectivityBatteryBitcoin-onlySecure elementOpen sourceBackupSize, mmStatus
Arculus Cold Storage Wallet Datasheet $59.76 NFC No charging required · Yes · Recovery phrase; word count not verified · In production
BitBox02 Nova Multi Datasheet · USB-C, microSD backup, Bluetooth Low Energy · Yes OPTIGA Trust M V3 Yes microSD backup with optional BIP39 recovery words 54.5 × 25.4 × 9.6 In production
Block Bitkey Datasheet €230 NFC, USB-C charging Up to one year on a single charge Bitcoin-only product · Yes Seedless, three-key recovery system 66 × 60 × 13.6 In production
Blockstream Jade Plus Datasheet $149 to $169 USB-C, Bluetooth, QR camera, SD card 280 mAh Bitcoin-only product Open-source blind-oracle virtual secure element rather than a dedicated secure-element chip. Wallet decryption combines device-side information with an off-device oracle secret. Both Jade firmware and the oracle server are open source; users can run their own oracle. Yes Recovery phrase; exact creation lengths not verified. 65 × 30 × 12 In production
COLDCARD Mk5 Datasheet $219 USB-C, NFC, microSD No internal battery; USB-C power required. Bitcoin-only product Microchip ATECC608 and Maxim DS28C36B Source available under MIT plus Commons Clause; not unrestricted open source. 24-word BIP39 seed; other options not exhaustively verified 87 × 52 × 10.3 In production
COLDCARD Q Datasheet $319 QR scanner, NFC, USB-C, dual microSD 3 AAA cells or USB power; batteries not included Bitcoin-only product Microchip ATECC608 and Maxim DS28C36B Source available under MIT plus Commons Clause; not unrestricted open source. BIP39 seed words, Codex32 secrets and Shamir shares, and AES-256 encrypted .7z backups on microSD. Codex32 requires Q firmware v1.5.3Q or later. 120 × 75 × 22 In production
ELLIPAL Titan 2.0 Datasheet $169 QR air-gapped signing 1400 mAh · CC EAL5+ secure chip, according to the current product page. · Creates 24 words; restores 12/15/18/21/24 words. 118 × 66 × 9.7 In production
Foundation Passport Prime Datasheet $349 USB-C power and data, Bluetooth QuantumLink, NFC backups, QR camera 1100 mAh lithium-ion Bitcoin wallet application on a broader security device; separate Bitcoin-only firmware edition not verified. Yes yes (manufacturer claim) Encrypted NFC keycard backups; word-backup details not verified 104.8 × 55.5 × 11 In production
KeepKey Datasheet $59.95 USB None; USB powered · None (manufacturer design claim) Yes BIP39, 12 or 24 words · In production
Keystone 3 Pro Datasheet $149 USB-C; air-gapped mode via QR code or memory card 1000 mAh lithium-ion Bitcoin-only firmware available. Three secure chips; chip names not verified yes (manufacturer claim; license/build not independently checked) Shamir backup supported; exact current BIP39 creation and restore lengths not verified. 103.9 × 62.44 × 12.08 In production
Ledger Flex Datasheet $249 USB-C, Bluetooth BLE 5.2, NFC for Recovery Key and Security Key Up to 10 hours normal use or 150 transactions · ST33K1M5 Partial 24-word recovery phrase; optional services/cards vary by model 78.4 × 56.5 × 7.7 In production
Ledger Nano Gen5 Datasheet $179 USB-C, Bluetooth BLE 5.2, NFC for Recovery Key and Security Key Up to 10 hours normal use or 150 transactions · ST33K1M5 Partial 24-word recovery phrase; optional services/cards vary by model 79.4 × 53.3 × 8.6 In production
Ledger Nano S Plus Datasheet $69 USB-C No battery · ST33K1M5 Partial 24-word recovery phrase; optional services/cards vary by model 62.4 × 17.4 × 8.2 In production
Ledger Nano X Datasheet $99 USB-C, Bluetooth BLE 5.2 Up to 5 hours normal use · ST33J2M0 Partial 24-word recovery phrase; optional services/cards vary by model 72 × 18.6 × 11.7 In production
Ledger Stax Datasheet $399 USB-C, Bluetooth BLE 5.2, NFC, Qi charging Up to 10 hours normal use or 150 transactions · ST33K1M5 Partial 24-word recovery phrase; optional services/cards vary by model 85 × 54 × 6 In production
NGRAVE ZERO Datasheet €398 QR signing, USB-C for charging and firmware updates Built-in 1200 mAH battery · Yes Not fully open source; vendor describes gradual publication excluding the Secure Element and secure OS. Perfect Key; other seed import details not verified 125 × 70 × 13 In production
OneKey Pro Datasheet $278 USB-C, Bluetooth, QR signing, NFC 530 mAh; wireless charging Bitcoin-only firmware/mode available. Four EAL6+ Secure Elements. Vendor states open-source security and design; complete licence audit not performed. BIP39 recovery phrases and SLIP39 shares. 90.1 × 54.4 × 7.6 In production
SafePal S1 Pro Datasheet $89.99 QR signing 500mAh · CC EAL6+; chip name not verified Partially open source; complete firmware openness not established. BIP39, 12 or 24 words. · In production
SafePal X1 Datasheet $69.99 Bluetooth 200mAh · CC EAL6+; chip name not verified Partial: SafePal says relevant parts of the code were open-sourced in stages BIP39, 12 or 24 words. · In production
Tangem Ring Datasheet $160 NFC No battery · EAL6+; Samsung collaboration published for cards; exact chip name not verified No Card/ring backup with optional BIP39 seed; 12/24-word generation is claimed but FAQ contains a conflicting 12-word answer · In production
Tangem Wallet Datasheet $54.90 to $69.902 cards: $54.90; 3 cards: $69.90 NFC No charging required. · EAL6+; Samsung collaboration published for cards; exact chip name not verified No Card/ring backup with optional BIP39 seed; 12/24-word generation is claimed but FAQ contains a conflicting 12-word answer · In production
Trezor Model One Datasheet · Micro USB None Bitcoin-only firmware available. No Yes BIP39, default 24 words 60 × 30 × 6 Discontinued
Trezor Model T Datasheet · USB-C, microSD None Bitcoin-only firmware available. No Yes BIP39 12/24 words or SLIP39 20-word shares 64 × 39 × 10 Discontinued
Trezor Safe 3 Datasheet $59 USB-C None; USB-powered. Yes Infineon OPTIGA Trust M (V3), certified to Common Criteria EAL6+. Yes BIP39 12/24 words or SLIP39 20-word shares 59 × 32 × 7.4 In production
Trezor Safe 5 Datasheet $129 USB-C, microSD Powered over USB-C; Trezor's pages we checked do not list a battery. Yes Infineon OPTIGA Trust M (V3), certified to Common Criteria EAL6+. Yes BIP39 12/24 words or SLIP39 20-word shares 65.9 × 40 × 8 In production
Trezor Safe 7 Datasheet $249 USB-C, Bluetooth 5.0+, Qi2 charging LiFePO4, 3.2 V, 330 mAh Yes Two secure elements: Tropic Square TROPIC01 and Infineon OPTIGA Trust M (V3). OPTIGA Trust M is EAL6+ certified. Yes BIP39 12/24 words or SLIP39 20-word shares 75.4 × 44.5 × 8.3 In production
BitBox02 Bitcoin-only · USB-C, microSD backup · Yes ATECC608B Yes microSD backup with optional BIP39 recovery words 54.5 × 25.4 × 9.6 In production
BitBox02 Multi · USB-C, microSD backup · Yes ATECC608B Yes microSD backup with optional BIP39 recovery words 54.5 × 25.4 × 9.6 In production
BitBox02 Nova Bitcoin-only · USB-C, microSD backup, Bluetooth Low Energy · Yes OPTIGA Trust M V3 Yes microSD backup with optional BIP39 recovery words 54.5 × 25.4 × 9.6 In production
Blockstream Jade $67 USB-C 240 mAh · · · · 60 × 24 × 17 In production
Blockstream Jade Core $99 USB-C, Bluetooth · Bitcoin-only product Virtual secure element architecture; physical secure chip not claimed Yes · 65 × 30 × 12 In production
COLDCARD Mk4 · USB-C · Bitcoin-only product · · · · Status unclear
Coinkite TAPSIGNER $27.99 NFC No battery Bitcoin-only product · · Encrypted XPRV file plus separately stored printed decryption key · In production
Cypherock X1 · USB-C, NFC between vault and cards · Bitcoin-only firmware advertised. ATECC608A in vault; EAL6+ JavaCard cards; exact card chip not verified Partial Distributed vault/card backup; no seed-phrase backup required · In production
DCENT Biometric Wallet $79 Bluetooth BLE 4.1, USB-C 530 mAh lithium-ion polymer · EAL5+; chip name not verified · 24-word phrase 77 × 43 × 11 In production
DCENT S + R3covery Card Kit $59 NFC No battery · CC EAL6+; chip name not verified · 24-word mnemonic stored on R3covery card · In production
DCENT X $230 Bluetooth 5.0, USB-C, NFC for R3covery cards only Built-in battery; capacity not verified · CC EAL6+; chip name not verified · 24 words; optional R3covery card · In production
ELLIPAL Titan Mini $79 QR air-gapped signing · · CC EAL5+; chip name not verified · · 75 × 71 × 10.5 In production
ELLIPAL X Card $59 NFC No battery · CC EAL6+; chip name not verified · Generate 12/18/24 words; restore 12/15/18/21/24 words; cards can back up the same wallet 85.60 × 53.98 In production
Foundation Passport / Passport Core · · · · · · · · Status unclear
OneKey Classic 1S $99 USB-C, Bluetooth 110 mAh lithium-ion polymer Bitcoin-only firmware option available. One EAL6+ Secure Element. Vendor states open-source security and design; complete component licence audit not performed. 12- or 24-word recovery phrase. 86 × 52 × 5.2 In production
OneKey Classic 1S Pure $79 · No battery · · · · · In production
OneKey Classic 1S Pure BTC-Only $79 · No battery Yes · · · · In production
OneKey Pro 2 $299 USB-C, Bluetooth, QR signing, NFC backup 700 mAh lithium-ion polymer; USB-C and wireless charging · Four secure elements; chip names not verified yes (manufacturer claim) 12/24-word recovery; optional SeedCard backup 84.9 × 53.2 × 6.2 Announced
OneKey Touch · USB, Bluetooth · · · · 12-word recovery phrase shown in setup guide; other lengths not verified · Status unclear
SafePal S1 $49.99 QR signing 400mAh · CC EAL6+; chip name not verified · · · In production
SecuX Neo-X $179 USB-C, Bluetooth 5 BLE 600 mAh rechargeable lithium-ion · Infineon SLE 97 · · 100 × 60 × 12 In production
SecuX NeoGold $119 USB-C, Bluetooth 5 BLE 600 mAh rechargeable lithium-ion · Infineon SLE 97 · · 100 × 60 × 12 In production
SecuX Nifty $199 USB-C, Bluetooth 5 BLE · · Infineon SLE 97 · · 100 × 60 × 12 In production
SecuX Shield BIO $149 Bluetooth 5 BLE, USB charging station 14 mAh rechargeable lithium-ion · Infineon SLE 97 · · 85.5 × 54 × 1 In production
SecuX V20 $99 USB-C, Bluetooth 5 BLE · · Infineon SLE 97 · · ⌀98 × 12 In production
SecuX W10 $59 USB Micro-B No battery · Infineon SLE family, exact chip not verified · · · In production
SecuX W20 $99 USB Micro-B, Bluetooth 5 BLE · · Infineon SLE 97 · · 89 × 59 × 13 In production
Tangem Wallet (classic) · · · · · · Card backup; optional seed support belongs to the newer generation · Discontinued

A dot means we could not verify the value from the maker's own pages. Prices are snapshots from each maker's shop on the date checked; some shops show regional prices. The price box and price sorting use the lowest listed price; listings in other currencies are not converted, so the price box hides them. Tick Compare on datasheet rows to see which comparison pages cover them.