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  3. Classic 1S vs Classic 1S Pure

OneKey Classic 1S vs OneKey Classic 1S Pure

What Classic 1S does better (1) and where Classic 1S Pure wins (1) — every spec side by side.

OneKey Classic 1S
OneKey · 2024Classic 1S
8.4Score
1 advantage≈ €90
Higher score
vs
OneKey Classic 1S Pure
OneKey · 2025Classic 1S Pure
8.2Score
1 advantage≈ €75
8.1Security8.1
9.3Open source9.3
6.0Bitcoin features6.0
5.8Ease of use4.3
7.2Connectivity7.2

Why is Classic 1S better than Classic 1S Pure?

  1. Built-in batteryYes · Classic 1S Pure: No

Why is Classic 1S Pure better than Classic 1S?

  1. Weight20 g vs 18 g+12%
Specifications

Side by side

OneKey Classic 1SOneKey Classic 1S≈ €908.4
Security
Secure Element chipYesYes
Secure Element certificationEAL6+EAL6+
Air-gapped signingNoNo
100% air-gappedNoNo
Supply-chain & tamper protectionYesYes
Anti-klepto (anti-exfil) signingNoNo
Firmware & open source
Open-source firmwareYesYes
Source code availableYesYes
Reproducible buildsYesYes
Firmware licenceGPLv3GPLv3
Upgradable firmwareYesYes
Firmware update viaUSB, BluetoothUSB, Bluetooth
Bitcoin-only firmware / editionNoNo
Device lock
PIN lockYesYes
PIN entered on the deviceYesYes
Fingerprint unlockNoNo
Duress PIN / decoy walletNoNo
Brick / wipe PINYesYes
Wipe after failed attemptsYesYes
Time-delayed unlockNoNo
Anti-phishing wordsNoNo
Keys & backup
BIP39 passphraseYesYes
Shamir backup (SLIP-39)NoNo
Seed XORNoNo
BIP85 child seedsNoNo
24-word seedYesYes
SeedQR backupNoNo
microSD backupNoNo
NFC backup cardNoNo
User-added entropy (dice)NoNo
Stateless use (no stored keys)NoNo
Multiple seeds on one deviceNoNo
Bitcoin features
MultisigYesYes
TaprootYesYes
MiniscriptNoNo
Coin controlYesYes
Own node connectionYesYes
Tor supportYesYes
Replace-by-feeYesYes
Silent PaymentsNoNo
Spending limitsNoNo
TestnetYesYes
Supported assets
Altcoins & tokensYesYes
Bitcoin onlyNoNo
Connectivity
Signing connectivityUSB-C, BluetoothUSB-C, Bluetooth
USBYesYes
USB-CYesYes
BluetoothYesYes
NFCNoNo
QR code cameraNoNo
Animated QR (UR)NoNo
microSD signingNoNo
Screen & input
ScreenYesYes
Screen size2″2″
Screen typeOLEDOLED
Screen resolution128 × 64128 × 64
TouchscreenNoNo
Colour screenNoNo
Gorilla GlassNoNo
ControlsButtonsButtons
QWERTY keyboardNoNo
Battery & power
Built-in batteryYesNo
Battery capacity110 mAh—
Removable batteryNo—
Wireless chargingNoNo
Design
Weight20 g18 g
Length86 mm86 mm
Width52 mm52 mm
Thickness5.2 mm5.2 mm
MaterialsPlasticPlastic
Water / dust resistanceNoNo
Several colours availableNoNo
Warranty (months)1212
Assembled inHong KongHong Kong
DIY build possibleNoNo
Apps
Official appsWindows, macOS, Linux, Android, iOS, Browser extensionWindows, macOS, Linux, Android, iOS, Browser extension
Desktop appYesYes
Mobile appYesYes
Works with wallet appsElectrum, Sparrow, Specter Desktop, Blockstream GreenElectrum, Sparrow, Specter Desktop, Blockstream Green
Compatible third-party wallets44
Other features
FIDO2 / U2F security keyYesYes
Password managerNoNo
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