Coldcard (MK4) vs. Trezor Safe 7

Which one is better in 2026? In-depth comparison of Coldcard (MK4) and Trezor Safe 7

Coldcard (MK4) and Trezor Safe 7 are two popular hardware wallets with different costs, ease of use, and compatibility.

We've compared Coldcard (MK4) head-to-head with Trezor Safe 7 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 Safe 7 ₹36,999 Save ₹13,000
Warranty	—	1 year
Connectors	USB-C	USB-C
Wireless	NFC	Bluetooth
Seed Phrase	BIP39	BIP39
Release Year	2022	2025
Features	Air-gapped PSBT	Fido U2F Shamir Backup
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 WalletConnect Wasabi Wallet
Compatible With	—	Android Linux Windows iOS macOS
Coins	Bitcoin (BTC)	Supports over 5000+ coins
Touchscreen	—	Yes
Display Type	OLED	LCD
Display Resolution	128 x 64	520 x 380
Battery Type	—	LiFePO4
Battery Capacity	—	330mAh
Authentication	—	PIN
Open Source	Yes	Yes
Certifications	—	CC EAL6+
Desktop	—	Trezor Suite
Secure Elements	ATECC608A DS28C36B	TROPIC01
Size	—	75.4mm x 44.5mm x 8.3 mm
Weight	—	45g