Which one is right for you?

Coldcard (MK4) vs. imKey Pro

Which one is better in 2025? In-depth comparison of Coldcard (MK4) and imKey Pro

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

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

	Select a product	Select a product
	Coldcard (MK4) 1	imKey Pro
Connectors	USB-C	—
Wireless	NFC	Bluetooth
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	—
Coins	Bitcoin (BTC)	Supports over 5000+ coins
Display Type	OLED	—
Display Resolution	128 x 64	—
Battery Type	—	Lithium-ion
Battery Capacity	—	33mAh
Open Source	Yes	—
Certifications	—	CC EAL6+
iOS	—	imToken
Android	—	imToken
Secure Elements	ATECC608A DS28C36B	—
Size	—	64mm x 38mm x 2.3mm