Coldcard (MK4) vs. Trezor Model One

Which one is better in 2026? In-depth comparison of Coldcard (MK4) and Trezor Model One

Coldcard (MK4) and Trezor Model One are two popular hardware wallets with different costs, ease of use, and compatibility.

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

	Select a product	Select a product
	Coldcard (MK4) ₹18,999 Save ₹4,000 1	Trezor Model One ₹7,999 Save ₹0 56
Warranty	—	1 year
Connectors	USB-C	USB Micro-B
Wireless	NFC	—
Seed Phrase	BIP39	BIP39
Release Year	2022	2014
Features	Air-gapped PSBT	—
Works With	BTCPAY Bitcoin Core BlueWallet COLDCORE Casa Electrum Sparrow Wallet Specter Desktop Wasabi Wallet	BTCPAY Bitcoin Core BlueWallet COLDCORE Casa Electrum MetaMask Rabby Rainbow Sparrow Wallet Specter Desktop Wasabi Wallet
Compatible With	—	Android Linux Windows macOS
Coins	Bitcoin (BTC)	Supports over 5000+ coins
Display Type	OLED	OLED
Display Resolution	128 x 64	128 x 64
Authentication	—	PIN
Open Source	Yes	Yes
Desktop	—	Trezor Suite
Controllers	—	STM32F2
Secure Elements	ATECC608A DS28C36B	—
Size	—	60mm x 30mm x 6mm
Weight	—	12g
Reliability	Data unavailable	Device Failure Rates 0-6m 0% 6-12m 0% 12m+ 0.1% What stops working button