How we scoreBlogAdvertise
  1. isse.eu.com
  2. Compare
  3. Nano Gen5 vs Notary

Ledger Nano Gen5 vs MIT CSAIL Notary

What Nano Gen5 does better (0) and where Notary wins (1) — every spec side by side.

Ledger Nano Gen5
Ledger · 2025Nano Gen5
7.5Score
0 advantages≈ €170
Higher score
vs
MIT CSAIL Notary
MIT CSAILNotary
1 advantage
5.5Open source7.4

Why is Nano Gen5 better than Notary?

Nano Gen5 has no measurable advantages in this pair.

Why is Notary better than Nano Gen5?

  1. Source code availableNo · Nano Gen5: Yes
Specifications

Side by side

Ledger Nano Gen5Ledger Nano Gen5≈ €1707.5
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 viaUSB—
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 size2.8″—
Screen typeE-Ink—
Screen resolution300 × 400—
TouchscreenYes—
Colour screenNo—
Gorilla GlassNo—
ControlsTouch Screen—
Battery & power
Built-in batteryYes—
Battery capacity200 mAh—
Removable batteryNo—
Wireless chargingNo—
Design
Weight46 g—
Length74 mm—
Width53.3 mm—
Thickness8.6 mm—
MaterialsPlastic—
Water / dust resistanceNo—
Several colours availableYes—
Warranty (months)24—
Assembled inFrance—
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—
To compare: 0up to 4 models
Compare