Hardware wallets

Coldcard (MK4) vs. OneKey Classic

Which one is better in 2024? In-depth comparison of Coldcard (MK4) and OneKey Classic

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

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

	Select a product	Select a product
	Coldcard (MK4) ₹18,999 1	OneKey Classic Out of Stock
Interfaces	NFC USB-C microSD	Bluetooth USB-C
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	—	Android Linux Windows iOS macOS
Coins	Bitcoin (BTC)	Supports over 5000+ coins
Display	128 x 64 OLED	128 x 64 Monochrome
Battery	—	100mAh Lithium-ion
Open Source	Yes	Yes
Desktop	—	OneKey Wallet
iOS	—	OneKey: Crypto Wallet for DeFi
Android	—	OneKey: Crypto Wallet for DeFi
Controllers	—	STM32F205RGY6
Secure Elements	ATECC608A DS28C36B	ATECC608A
Size	—	86mm × 52mm × 5.2mm
Weight	—	20.5g
Materials	—	Plastic