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CoolWallet Pro Hardware Wallet vs Coldcard (MK3) Hardware Wallet (October 2021 Update)

This page compares popular hardware wallets - CoolWallet Pro Hardware Wallet and Coldcard (MK3) Hardware Wallet.

		CoolWallet Pro Hardware Wallet	Coldcard (MK3) Hardware Wallet
Price		₹12,999 Buy now ›	₹14,999 Buy now ›
Review		1	2
Supported Coins		Browse ›	Bitcoin
Release Year		2021	2017
Manufacturer		CoolBitX Inc. ›	Coinkite Inc ›
Made In		Taiwan	Canada
Interface		Bluetooth	USB Micro-B, MicroSD
Air-gapped		No	Yes
Battery	Type	Lithium Ion 15mAh	-
	Removable	No	-
Open Source	Hardware	No	Yes › GitHub
	Firmware	No	Yes › GitHub
Official Software	Desktop	-	-
	Android	CoolBitX Crypto › Play Store	-
	iOS	CoolBitX Crypto › App Store	-
Architecture	Controller	-	STM32L496RGT6
	Secure Element	- CC EAL6+	ATECC608A
Bitcoin	Bech32 Address	Yes	Yes
	SegWit	Yes	Yes
	Legacy Address	Yes	Yes
	PSBT	No	Yes
	Multisig	No	Yes
	Full node	No	Yes
Ethereum	Contract Interaction	Yes	No
	ERC-20	Yes	No
Display	Type	eInk B/W	LED
	Size	22.5 x 13.5	128 x 64
Weight		6g	34g