Coldcard (MK4) vs. OneKey Mini

Which one is better in 2026? In-depth comparison of Coldcard (MK4) and OneKey Mini

Coldcard (MK4) and OneKey Mini are two popular hardware wallets with different costs, ease of use, and compatibility.

We've compared Coldcard (MK4) head-to-head with OneKey Mini to help you decide which is best for your needs.

	Select a product	Select a product
	Coldcard (MK4) ₹16,999 Save ₹6,000 1	OneKey Mini ₹12,999
Connectors	USB-C	USB-C
Wireless	NFC	—
Seed Phrase	BIP39	—
Release Year	2022	—
Features	Air-gapped PSBT	—
Works With	BTCPAY Bitcoin Core BlueWallet COLDCORE Casa Electrum Sparrow Wallet Specter Desktop Wasabi Wallet	BTCPAY Bitcoin Core Electrum MetaMask Phantom Rabby Sparrow Wallet Specter Desktop Wasabi Wallet
Compatible With	—	Linux Windows macOS
Coins	Bitcoin (BTC)	Supports over 5000+ coins
Display Type	OLED	LCD
Display Resolution	128 x 64	128 x 128
Open Source	Yes	Yes
Desktop	—	OneKey Wallet
iOS	—	OneKey: Crypto Wallet for DeFi
Android	—	OneKey: Crypto Wallet for DeFi
Controllers	—	STM32F405RGT6
Secure Elements	ATECC608 DS28C36B	ATECC608A
Size	—	71mm x 34mm x 6.8mm
Weight	—	15.6g
Materials	—	Plastic