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  3. Jade vs Coldcard Mk5

Blockstream Jade vs Coinkite Coldcard Mk5

What Jade does better (11) and where Coldcard Mk5 wins (11) — every spec side by side.

Blockstream Jade
Blockstream · 2021Jade
8.4Score
11 advantages≈ €75
Higher score
vs
Coinkite Coldcard Mk5
Coinkite · 2026Coldcard Mk5
6.9Score
11 advantages≈ €160
5.6Security8.2
8.5Open source4.9
7.2Bitcoin features8.8
8.2Ease of use4.3
8.8Connectivity6.2

Why is Jade better than Coldcard Mk5?

  1. Open-source firmwareYes · Coldcard Mk5: No
  2. Anti-klepto (anti-exfil) signingYes · Coldcard Mk5: No
  3. QR code cameraYes · Coldcard Mk5: No
  4. Mobile appYes · Coldcard Mk5: No
  5. BluetoothYes · Coldcard Mk5: No
  6. Animated QR (UR)Yes · Coldcard Mk5: No
  7. Colour screenYes · Coldcard Mk5: No
  8. Built-in batteryYes · Coldcard Mk5: No
  9. Desktop appYes · Coldcard Mk5: No
  10. FIDO2 / U2F security keyYes · Coldcard Mk5: No
  11. Weight22 g vs 30 g+36%

Why is Coldcard Mk5 better than Jade?

  1. Secure Element chipNo · Jade: Yes
  2. 100% air-gappedNo · Jade: Yes
  3. Screen size1.14″ vs 1.54″+35%
  4. Thickness17 mm vs 7.5 mm2.3×
  5. Compatible third-party wallets11 vs 14+27%
  6. Duress PIN / decoy walletNo · Jade: Yes
  7. Anti-phishing wordsNo · Jade: Yes
  8. Seed XORNo · Jade: Yes
  9. microSD backupNo · Jade: Yes
  10. NFCNo · Jade: Yes
  11. microSD signingNo · Jade: Yes
Specifications

Side by side

Blockstream JadeBlockstream Jade≈ €758.4
Security
Secure Element chipNoYes
Dual Secure Elements—Yes
Air-gapped signingYesYes
100% air-gappedNoYes
Supply-chain & tamper protectionYesYes
Secure bootYesYes
Anti-klepto (anti-exfil) signingYesNo
Firmware & open source
Open-source firmwareYesNo
Source code availableYesYes
Reproducible buildsYesYes
Firmware licenceMITMIT + anti-sell clause
Upgradable firmwareYesYes
Firmware update viaUSB, BluetoothUSB, microSD
Bitcoin-only firmware / editionYesYes
Device lock
PIN lockYesYes
PIN entered on the deviceYesYes
Fingerprint unlockNoNo
Duress PIN / decoy walletNoYes
Brick / wipe PINYesYes
Wipe after failed attemptsYesYes
Time-delayed unlockNoYes
Anti-phishing wordsNoYes
Keys & backup
BIP39 passphraseYesYes
Shamir backup (SLIP-39)NoNo
Seed XORNoYes
BIP85 child seedsYesYes
24-word seedYesYes
SeedQR backupYesYes
microSD backupNoYes
NFC backup cardNoNo
User-added entropy (dice)YesYes
Stateless use (no stored keys)YesYes
Multiple seeds on one deviceNoYes
Bitcoin features
MultisigYesYes
TaprootYesYes
MiniscriptYesYes
Message signingYesYes
Coin controlYesYes
Own node connectionYesYes
Tor supportYesYes
Replace-by-feeYesYes
Silent PaymentsNoNo
Spending limitsNoYes
TestnetYesYes
Supported assets
Altcoins & tokensNoNo
Bitcoin onlyYesYes
Connectivity
Signing connectivityUSB-C, Bluetooth, QR codeUSB-C, NFC, microSD
USBYesYes
USB-CYesYes
BluetoothYesNo
NFCNoYes
QR code cameraYesNo
Animated QR (UR)YesNo
microSD signingNoYes
Screen & input
ScreenYesYes
Screen size1.14″1.54″
Screen typeIPS LCDOLED
Screen resolution240 × 135128 × 64
TouchscreenNoNo
Colour screenYesNo
Gorilla GlassNoYes
ControlsButtonsButtons
QWERTY keyboardNoNo
Battery & power
Built-in batteryYesNo
Battery capacity240 mAh—
Removable batteryNo—
Wireless chargingNoNo
Design
Weight22 g30 g
Length60 mm86 mm
Width24 mm50 mm
Thickness17 mm7.5 mm
MaterialsPlasticPlastic
Water / dust resistanceNoNo
Several colours availableYesYes
Warranty (months)00
Assembled inChinaCanada
DIY build possibleYesNo
Apps
Official appsWindows, macOS, Linux, Android, iOS—
Desktop appYesNo
Mobile appYesNo
Works with wallet appsBitcoin Safe, Nunchuk, Cove, Electrum, Sparrow, Specter Desktop, Blockstream Green, BlueWallet, Bitcoin Keeper, Bull, LianaBitcoin Safe, Theya, Wasabi, Nunchuk, Cove, Electrum, Sparrow, Specter Desktop, Blockstream Green, BlueWallet, Bitcoin Keeper, Liana, Casa, Unchained
Compatible third-party wallets1114
Other features
FIDO2 / U2F security keyYesNo
Password managerNoYes
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