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Block Bitkey or Trezor Safe 7?

The exact editions, side by side: how you’ll use them and the limits to know.

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In short

Transaction approval (Computer) is confirmed only for Trezor Safe 7.

Block BitkeyOne edition

Price at Block

Trezor Safe 7Multi-coin edition

Price at Trezor

Approve transactions

Computer: Block Bitkey:
Support for signing is unconfirmed; Trezor Safe 7:
USB · BluetoothTrezor Suite · Bitcoin / Ethereum
iPhone: Block Bitkey:
NFCBitkey app · Bitcoin; Trezor Safe 7:
BluetoothTrezor Suite · Bitcoin / EthereumCurrent app needs iOS 16.4+
Android: Block Bitkey:
NFCBitkey app · Bitcoin; Trezor Safe 7:
USB · BluetoothTrezor Suite · Bitcoin / EthereumAndroid 12+

Where they differ

Cryptocurrencies: Block Bitkey:Bitcoin-only; Trezor Safe 7:Multiple cryptocurrencies
Wallet recovery: Block Bitkey:Phone, hardware and server keys with assisted recovery. Check service and country availability.; Trezor Safe 7:Recovery phrase

What they have in common

Controls / Display: Touchscreen
Both
Battery: Rechargeable
Both

Not fully confirmed

Operating power: Block Bitkey:Not recorded; Trezor Safe 7:Battery or USB power

Before you choose

Consider

Block BitkeyTwo of three keys are needed. Recovery involves your phone, cloud storage and the service, rather than a conventional recovery phrase.

Trezor Safe 7Wireless use means pairing the wallet with a compatible phone or computer and keeping its battery charged.

Apps and requirements

Show detailsHide details

Connectivity

Block Bitkey

iPhone · Android

Bitkey appNFCBitcoin

Connection requirements

Needs an NFC phone and the Bitkey app. Setup requires a cloud backup and email alerts; recovery depends on the keys and backup access you retain.

Trezor Safe 7

Computer

Trezor SuiteUSB · BluetoothBitcoin / EthereumWindows · macOS · Linux

iPhone

Trezor SuiteBluetoothBitcoin / EthereumCurrent app needs iOS 16.4+

Connection requirements

Setup and signing use the Trezor Suite app over Bluetooth. Installing the current iPhone app requires iOS 16.4 or later. USB-C is for charging. Check that Suite supports the asset and network you want to use; the Bitcoin-only edition is limited to Bitcoin.

Android

Trezor SuiteUSB · BluetoothBitcoin / EthereumAndroid 12+

Connection requirements

Setup and signing use the Trezor Suite app on Android 12 or later, over Bluetooth or a supported USB-C connection. Check that Suite supports the asset and network you want to use; the Bitcoin-only edition is limited to Bitcoin.

Hardware detailsDifferent: 2 · Same: 1 · Not fully recorded: 13Show details (16)Hide details

Block BitkeyTrezor Safe 7

Display

Display type: Block Bitkey:OLED; Trezor Safe 7:Not recorded
Screen diagonal: Block Bitkey:Not recorded; Trezor Safe 7:2.5″
Resolution: Block Bitkey:Not recorded; Trezor Safe 7:520 × 380 px
Colour mode: Block Bitkey:Not recorded; Trezor Safe 7:Colour

Size and weight

Dimensions: Block Bitkey:66 × 60 × 13.6 mmDimensions as listed by the manufacturer; Trezor Safe 7:75.4 × 44.5 × 8.3 mmDimensions as listed by the manufacturer
Device weight: Block Bitkey:79 g; Trezor Safe 7:45 g