Compare

BitBox02 or Ledger Flex?

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

Ledger Flex

One edition

Wallet 2

Add a wallet

Wallet 3

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In short

Transaction approval (iPhone) is confirmed only for Ledger Flex.

BitBox02Multiple cryptocurrencies

Price at BitBox

Choose this edition at the store.

Ledger FlexOne edition

Price at Ledger

Approve transactions

Computer: BitBox02:
USBBitBoxApp · Bitcoin / Ethereum; Ledger Flex:
USBLedger Wallet · Bitcoin / Ethereum
iPhone: BitBox02:
Not supported; Ledger Flex:
BluetoothLedger Wallet · Bitcoin / Ethereum
Android: BitBox02:
USBBitBoxApp · Bitcoin / Ethereum; Ledger Flex:
USB · BluetoothLedger Wallet · Bitcoin / Ethereum

Where they differ

Controls / Display: BitBox02:Touch sensorsDisplay: Display without touch input; Ledger Flex:Touchscreen
Wallet recovery: BitBox02:microSD backup and recovery phrase; Ledger Flex:Recovery phrase

What they have in common

Cryptocurrencies: Multiple cryptocurrencies
Both

Not fully confirmed

Operating power: BitBox02:USB power; Ledger Flex:Not recorded
Battery: BitBox02:Not recorded; Ledger Flex:Rechargeable

Before you choose

Consider

BitBox02This model cannot sign with an iPhone. BitBox02 Nova is a different model with iPhone support.

Ledger FlexiPhone connects by Bluetooth. Android connects by USB or Bluetooth. NFC does not replace USB or Bluetooth for ordinary transactions. Cryptocurrency support depends on the app.

Apps and requirements

Show detailsHide details

Connectivity

BitBox02

Computer

BitBoxAppUSBBitcoin / EthereumWindows · macOS · Linux

Connection requirements

Ethereum requires the Multi edition. A Bitcoin-only hardware edition cannot be converted to Multi.

Android

BitBoxAppUSBBitcoin / Ethereum

Connection requirements

Ethereum requires the Multi edition. A Bitcoin-only hardware edition cannot be converted to Multi.

Ledger Flex

Computer

Ledger WalletUSBBitcoin / EthereumWindows · macOS · Linux

iPhone

Ledger WalletBluetoothBitcoin / Ethereum

Android

Ledger WalletUSB · BluetoothBitcoin / Ethereum

Hardware detailsDifferent: 6 · Same: 1 · Not fully recorded: 14Show details (21)Hide details

BitBox02Ledger Flex

Display

Display type: BitBox02:OLED; Ledger Flex:E Ink
Resolution: BitBox02:128 × 64 px; Ledger Flex:480 × 600 px
Colour mode: BitBox02:Monochrome; Ledger Flex:Grayscale
Screen diagonal: BitBox02:Not recorded; Ledger Flex:2.8″
Shades of grey: BitBox02:Not recorded; Ledger Flex:16

Size and weight

Dimensions: BitBox02:54.5 × 25.4 × 9.6 mmDimensions as listed by the manufacturer · Includes the connector; Ledger Flex:78.4 × 56.5 × 7.7 mmDimensions as listed by the manufacturer
Device weight: BitBox02:12 g; Ledger Flex:57.5 g

Power and charging

Battery life: BitBox02:Not recorded; Ledger Flex:Up to 10 hrUsage conditions not stated
Charging methods: BitBox02:Not recorded; Ledger Flex:USB-C
Wireless charging: BitBox02:Not recorded; Ledger Flex:Not supported

Device connections

USB port: USB-CBoth
Memory card slot: BitBox02:microSD; Ledger Flex:Not recorded
Bluetooth version: BitBox02:Not recorded; Ledger Flex:5.2
NFC functions: BitBox02:Not recorded; Ledger Flex:Ledger Recovery Key · Ledger Security Key