Compare

Block Bitkey or Trezor Safe 5?

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

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In short

Transaction approval (iPhone) is confirmed only for Block Bitkey.

Block BitkeyOne edition

Price at Block

Trezor Safe 5Multiple cryptocurrencies

Price at Trezor

Approve transactions

Computer: Block Bitkey:
Support for signing is unconfirmed; Trezor Safe 5:
USBTrezor Suite · Bitcoin / Ethereum
iPhone: Block Bitkey:
NFCBitkey app · Bitcoin; Trezor Safe 5:
Not supported
Android: Block Bitkey:
NFCBitkey app · Bitcoin; Trezor Safe 5:
USBTrezor Suite · Bitcoin / Ethereum

Where they differ

Cryptocurrencies: Block Bitkey:Bitcoin-only; Trezor Safe 5:Multiple cryptocurrencies
Wallet recovery: Block Bitkey:Phone, hardware and server keys with assisted recovery. Check service and country availability.; Trezor Safe 5:Recovery phrase

What they have in common

Controls / Display: Touchscreen
Both

Not fully confirmed

Operating power: Block Bitkey:Not recorded; Trezor Safe 5:USB power
Battery: Block Bitkey:Rechargeable; Trezor Safe 5:Not recorded

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 5This model connects by USB; choose another model if you need to sign with an iPhone.

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 5

Computer

Trezor SuiteUSBBitcoin / EthereumWindows · macOS · Linux

Android

Trezor SuiteUSBBitcoin / Ethereum

Hardware detailsDifferent: 2 · Same: 1 · Not fully recorded: 9Show details (12)Hide details

Block BitkeyTrezor Safe 5

Display

Display type: Block Bitkey:OLED; Trezor Safe 5:Not recorded
Screen diagonal: Block Bitkey:Not recorded; Trezor Safe 5:1.54″
Resolution: Block Bitkey:Not recorded; Trezor Safe 5:240 × 240 px
Colour mode: Block Bitkey:Not recorded; Trezor Safe 5:Colour

Size and weight

Dimensions: Block Bitkey:66 × 60 × 13.6 mmDimensions as listed by the manufacturer; Trezor Safe 5:65.9 × 40 × 8 mmDimensions as listed by the manufacturer
Device weight: Block Bitkey:79 g; Trezor Safe 5:23 g