Compare

SecuX V20 or Trezor Safe 3?

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

SecuX V20

One edition

Change wallet: SecuX V20

Trezor Safe 3

Change wallet: Trezor Safe 3
Add a wallet

In short

Transaction approval (iPhone) is confirmed only for SecuX V20.

Approve transactions

Computer
SecuX V20:
USBSecuXess web app · Bitcoin / Ethereum
Trezor Safe 3:
USBTrezor Suite · Bitcoin / Ethereum
iPhone
SecuX V20:
BluetoothSecuX Wallet · Bitcoin / Ethereum
Trezor Safe 3:
Not supported
Android
SecuX V20:
BluetoothSecuX Wallet · Bitcoin / Ethereum
Trezor Safe 3:
USBTrezor Suite · Bitcoin / EthereumAndroid 12+

Where they differ

Controls / Display
SecuX V20:Touchscreen
Trezor Safe 3:Physical buttonsDisplay: Display without touch input
Battery
SecuX V20:Rechargeable
Trezor Safe 3:No battery

What they have in common

Cryptocurrencies
Multiple cryptocurrencies
Both
Wallet recovery
Recovery phrase
Both

Not fully confirmed

Operating power
SecuX V20:Not recorded
Trezor Safe 3:USB power

Before you choose

Consider
SecuX V20Phone transfers use SecuX Wallet; computer transfers use SecuXess in Chrome. Coin and network support must match the app you will use.
Trezor Safe 3USB signing on computer or Android; the iPhone app does not let this model approve transactions.

Apps and requirements

Show detailsHide details
Connectivity
SecuX V20

Computer

SecuXess web appUSBBitcoin / EthereumWindows · macOS · Linux

iPhone · Android

SecuX WalletBluetoothBitcoin / Ethereum
Trezor Safe 3

Computer

Trezor SuiteUSBBitcoin / EthereumWindows · macOS · Linux

Android

Trezor SuiteUSBBitcoin / EthereumAndroid 12+
Connection requirements

Setup and signing use the Trezor Suite app on Android 12 or later over USB. Your phone needs USB-C support and a suitable data cable. Check that Suite supports the asset and network you want to use; the Bitcoin-only edition is limited to Bitcoin.

Hardware detailsDifferent: 10 · Same: 1 · Not fully recorded: 6Show details (17)Hide details
SecuX V20Trezor Safe 3

Display

Display type
SecuX V20:LCD
Trezor Safe 3:OLED
Screen diagonal
SecuX V20:2.8″
Trezor Safe 3:0.96″
Resolution
SecuX V20:360 × 240 px
Trezor Safe 3:128 × 64 px
Colour mode
SecuX V20:Colour
Trezor Safe 3:Monochrome

Size and weight

Device weight
SecuX V20:120 g
Trezor Safe 3:14 g
Dimensions
SecuX V20:Not recorded
Trezor Safe 3:59 × 32 × 7.4 mmDimensions as listed by the manufacturer

Power and charging

Battery life
SecuX V20:7 hr in use
Trezor Safe 3:No battery
Battery capacity
SecuX V20:600 mAh
Trezor Safe 3:No battery
Charging methods
SecuX V20:USB-C
Trezor Safe 3:No battery

Materials and finish

Materials
SecuX V20:Aluminium
Trezor Safe 3:Casing: PMMA plastic · Backplate: Aluminium (Anodized finish)

Device connections

USB port
USB-CBoth
Bluetooth version
SecuX V20:5.0
Trezor Safe 3:Not recorded

Security and software

Security chip
SecuX V20:Infineon SLE 97 · CC EAL5+
Trezor Safe 3:CC EAL6+
Conformity marks
SecuX V20:Not recorded
Trezor Safe 3:CE · RoHS

Processor

Controllers
SecuX V20:Nordic nRF52840
Trezor Safe 3:Not recorded
Core and clock speed
SecuX V20:Not recorded
Trezor Safe 3:ARM Cortex-M4 · 180 MHz

Operating conditions

Operating temperature
SecuX V20:Not recorded
Trezor Safe 3:-20 °C … 60 °C

Official stores

Next steps
SecuX V20One edition

Documentation checked Oct 6, 2026

Trezor Safe 3Multi-coin edition

Documentation checked Sep 29, 2026

Replace SecuX V20

Our picks

Current wallets

Discontinued