Coldcard MK4 vs Ledger Stax
Key differences
- Coldcard MK4 is Bitcoin-only with air-gapped security and dual secure elements; Ledger Stax supports 5,500+ coins and features a large curved E Ink® touchscreen.
- Ledger Stax is more user-friendly with Bluetooth, NFC, and full-color interface—but costs significantly more at $399 vs Coldcard's $167.94.
- Coldcard is optimized for security-conscious users managing multisig setups offline, while Ledger Stax is better for those seeking sleek design and broad crypto support.
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Launch
2022
2024
Screen Size
128x64 pixel OLED display
3.7” 16 grayscale E Ink® curved touchscreen
Box Includes
- COLDCARD™ Mk4
- Ledger Stax™ wallet
- USB-C → USB-C cable
- Wallet recoverysSheets
- Ledger Stax™ Magnet Shell - Midnight Black
- Ledger Stax™ User Manual
Security Features
Passphrase Support
Passphrase Entry
Device
-
PIN Protection
Shamir Secret Sharing
Tor Support
Usage
Platforms
- Windows
- macOS
- Linux
- Android
- iOS
- Windows
- macOS
- Linux
- Android
- iOS
Supported Coins
Bitcoin Only
Secure and manage over 5,500 different coins and tokens including Bitcoin, Ethereum, XRP, USD Tether, Polkadot, Litecoin, and more.
Interfaces
- Numeric Keypad
- NFC-V
- USB-C
- AirGap SneakerNET
- Virtual Disk
- MicroSD Card
USB-C, Bluetooth, NFC
Technical Details
Secure Elements
Dual Secure Elements - ATECC608 & DS28C36B
CC EAL6+ certified secure element chip
Open Source
Firmware & Software
Software
FIDO Authentication
Size
86x50x7.5 mm (3.39x1.97x0.3 in)
85x54x6 mm (3.35x2.13x0.24 in)
Weight
30g (1.1oz)
45.2g (1.6oz)
Bitcoin-Only Version
Integration & Multisig
Integrations
Multisig Support ?Multi-signature wallets require multiple keys to authorize transactions (e.g., 2-of-3). Adds security by eliminating single points of failure.
Display Technology
Display Type
Monochrome OLED (128x64)
E Ink (16 grayscale)
Touchscreen
No (button controls)
Yes
Build Quality
Body Material
Plastic with sliding protective cover
Aluminum frame + plastic back
Water Resistance ?IP67 rating means fully dustproof and can survive submersion in 1 meter of water for 30 minutes. Protects against accidental spills and drops.
Not rated
Not rated
Haptic Feedback ?Vibration feedback when pressing buttons or confirming actions. Provides tactile confirmation that your input was registered.
No
Yes
Connectivity & Power
Bluetooth ?Wireless connectivity for pairing with mobile devices. Enables cable-free transactions but some users prefer USB-only for security.
No
Yes
NFC ?Near Field Communication for tap-to-connect with compatible devices. Convenient for quick mobile transactions.
Yes
Yes
Wireless Charging
No
Yes
Cable Type
USB-C
USB-C to USB-C
Battery
No battery (USB powered)
~10 hours / 150 transactions
Advanced Security
Quantum Ready ?Designed to receive firmware updates with quantum-resistant cryptography. Protects against future threats from quantum computers that could break current encryption.
Yes
No
Dual Secure Element ?Uses two separate secure chips instead of one. Provides redundancy and additional tamper protection for storing your private keys.
Yes (2 chips)
Single chip
iOS Compatibility ?"Full" means you can send, receive, and manage crypto on iPhone. "Limited" typically means view-only or requires desktop for transactions.
Full support
Full support
Company Details
Parent Company
Coinkite
Ledger
Parent Company Founded
2011
2014
Security Incidents
No known security incidents
No known security incidents
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