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Ledger Flex vs Pitrezor DIY

What Flex does better (0) and where DIY wins (1) — every spec side by side.

Ledger Flex
Ledger · 2024Flex
7.7Score
0 advantages≈ €230
Higher score
vs
Pitrezor DIY
PitrezorDIY
1 advantage
5.5Open source7.4

Why is Flex better than DIY?

Flex has no measurable advantages in this pair.

Why is DIY better than Flex?

  1. Source code availableNo · Flex: Yes
Specifications

Side by side

Ledger FlexLedger Flex≈ €2307.7
Security
Secure Element chipYes—
Secure Element certificationEAL6+—
Air-gapped signingNo—
100% air-gappedNo—
Supply-chain & tamper protectionYes—
Anti-klepto (anti-exfil) signingNo—
Firmware & open source
Open-source firmwareNoNo
Source code availableNoYes
Reproducible buildsNoNo
Firmware licenceLimited Use—
Upgradable firmwareYesYes
Firmware update viaBluetooth—
Bitcoin-only firmware / editionNo—
Device lock
PIN lockYes—
PIN entered on the deviceYes—
Fingerprint unlockNo—
Duress PIN / decoy walletYes—
Brick / wipe PINNo—
Wipe after failed attemptsYes—
Time-delayed unlockNo—
Anti-phishing wordsNo—
Keys & backup
BIP39 passphraseYes—
Shamir backup (SLIP-39)No—
Seed XORNo—
BIP85 child seedsNo—
24-word seedYes—
SeedQR backupNo—
microSD backupNo—
NFC backup cardYes—
User-added entropy (dice)No—
Stateless use (no stored keys)No—
Multiple seeds on one deviceNo—
Bitcoin features
MultisigYes—
TaprootYes—
MiniscriptYes—
Message signingYes—
Coin controlYes—
Own node connectionYes—
Tor supportYes—
Replace-by-feeYes—
Silent PaymentsNo—
Spending limitsNo—
TestnetYes—
Supported assets
Altcoins & tokensYes—
Bitcoin onlyNo—
Connectivity
Signing connectivityUSB-C, Bluetooth, NFC—
USBYes—
USB-CYes—
BluetoothYes—
NFCYes—
QR code cameraNo—
Animated QR (UR)No—
microSD signingNo—
Screen & input
ScreenYes—
Screen size2.84″—
Screen typeE-Ink—
Screen resolution600 × 480—
TouchscreenYes—
Colour screenNo—
Gorilla GlassYes—
ControlsTouch Screen—
Battery & power
Built-in batteryYes—
Battery capacity200 mAh—
Removable batteryNo—
Wireless chargingNo—
Design
Weight58 g—
Length78.4 mm—
Width56.5 mm—
Thickness7.7 mm—
MaterialsPlastic & Aluminum—
Water / dust resistanceNo—
Several colours availableYes—
Warranty (months)24—
Assembled inVietnam—
DIY build possibleNo—
Apps
Official appsWindows, macOS, Linux, Android, iOS—
Desktop appYes—
Mobile appYes—
Works with wallet appsBitcoin Safe, Theya, Wasabi, Nunchuk, Electrum, Sparrow, Specter Desktop, Blockstream Green, BlueWallet, Bitcoin Keeper, Liana—
Compatible third-party wallets11—
Other features
FIDO2 / U2F security keyYes—
Password managerYes—
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