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Coldcard (MK3) vs. Ledger Nano X

In-depth comparison of Coldcard (MK3) and Ledger Nano X

Product	Coldcard (MK3) View product	Ledger Nano X View product
User Reviews	2	35
Price	₹12,999	₹16,999
Warranty	—	2 years
Release Year	2019	2018
Interfaces	USB Micro-B microSD Numeric Keypad	USB-C Bluetooth Two Buttons
Features	PSBT Air-gapped	Fido U2F Password Manager SSH GPG
Works With	Bitcoin Core Electrum BTCPAY Specter Desktop Wasabi Wallet Fully Noded Casa BlueWallet COLDCORE Sparrow Wallet	WalletConnect MetaMask Bitcoin Core Electrum BTCPAY Specter Desktop Wasabi Wallet Fully Noded Casa BlueWallet COLDCORE Sparrow Wallet
Compatible With	—	iOS Windows Android Linux macOS
Coins	Bitcoin (BTC)	Supports over 5000+ coins
Display	LED	LED 128 x 64
Battery	—	Lithium-ion 100mAh
Open Source	Software Firmware Hardware	Software Hardware
Certifications	—	CC EAL5+ CSPN
Official Software
Desktop	—	Ledger Live
iOS	—	Ledger Live - Web3 Wallet
Android	—	Ledger Live - Web3 Wallet
Architecture
Controllers	STM32L496RGT6	STM32WB55
Secure Elements	ATECC608A	ST33J2M0
Size, Materials & Weight
Size	—	72mm x 18.6mm x 11.75mm
Materials	—	Brushed stainless steel, Plastic
Weight	—	34g