Coldcard (MK4) vs. Security Arts Quantum

Which one is better in 2026? In-depth comparison of Coldcard (MK4) and Security Arts Quantum

Coldcard (MK4) and Security Arts Quantum are two popular hardware wallets with different costs, ease of use, and compatibility.

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

	Select a product	Select a product
	Coldcard (MK4) ₹16,999 Save ₹6,000 1	Security Arts Quantum ₹3,699
Connectors	USB-C	USB Micro-B
Wireless	NFC	—
Seed Phrase	BIP39	—
Release Year	2022	—
Features	Air-gapped PSBT	Fido U2F
Works With	BTCPAY Bitcoin Core BlueWallet COLDCORE Casa Electrum Sparrow Wallet Specter Desktop Wasabi Wallet	—
Compatible With	—	Android Linux Windows macOS
Coins	Bitcoin (BTC)	Supports over 5000+ coins
Display Type	OLED	LCD
Display Resolution	128 x 64	128 x 64
Open Source	Yes	—
Desktop	—	Quantum Manager
Secure Elements	ATECC608 DS28C36B	—
Size	—	65mm x 25mm x 8mm
Weight	—	12g
Materials	—	Plastic