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  3. Go vs X Card

CoolWallet Go vs Ellipal X Card

What Go does better (4) and where X Card wins (3) — every spec side by side.

CoolWallet Go
CoolWallet · 2025Go
5.5Score
4 advantages≈ €65
vs
Ellipal X Card
Ellipal · 2025X Card
6.6Score
3 advantages≈ €75
Higher score
5.9Security9.1
5.3Open source5.3
4.1Bitcoin features6.2
7.0Ease of use5.9
5.6Connectivity5.6

Why is Go better than X Card?

  1. Replace-by-feeYes · X Card: No
  2. Weight3 g vs 6 g2×
  3. Water / dust resistanceYes · X Card: No
  4. Warranty (months)24 vs 122×

Why is X Card better than Go?

  1. BIP39 passphraseNo · Go: Yes
  2. Wipe after failed attemptsNo · Go: Yes
  3. NFC backup cardNo · Go: Yes
Specifications

Side by side

CoolWallet GoCoolWallet Go≈ €655.5
Ellipal X CardEllipal X Card≈ €756.6
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 firmwareNoNo
Source code availableNoNo
Reproducible buildsNoNo
Upgradable firmwareNoNo
Bitcoin-only firmware / editionNoNo
Device lock
PIN lockYesYes
PIN entered on the deviceNoNo
Fingerprint unlock—No
Duress PIN / decoy walletNoNo
Brick / wipe PINNoNo
Wipe after failed attemptsNoYes
Time-delayed unlockNoNo
Anti-phishing wordsNoNo
Keys & backup
BIP39 passphraseNoYes
Shamir backup (SLIP-39)NoNo
Seed XORNoNo
BIP85 child seedsNoNo
24-word seedYesYes
SeedQR backupNoNo
microSD backupNoNo
NFC backup cardNoYes
User-added entropy (dice)NoNo
Stateless use (no stored keys)NoNo
Multiple seeds on one deviceNoYes
Bitcoin features
MultisigNoNo
TaprootNoNo
MiniscriptNoNo
Message signingNoNo
Coin controlNoNo
Own node connectionNoNo
Tor supportNoNo
Replace-by-feeYesNo
Silent PaymentsNoNo
Spending limitsNoNo
TestnetNoNo
Supported assets
Altcoins & tokensYesYes
Bitcoin onlyNoNo
Connectivity
Signing connectivityNFCNFC
USBNoNo
BluetoothNoNo
NFCYesYes
QR code cameraNoNo
Animated QR (UR)NoNo
microSD signingNoNo
Screen & input
ScreenNoNo
TouchscreenNoNo
Colour screenNoNo
QWERTY keyboardNoNo
Battery & power
Built-in batteryNoNo
Design
Weight3 g6 g
Length85.6 mm85.6 mm
Width54 mm54 mm
Thickness1 mm—
MaterialsPlasticPlastic
Water / dust resistanceYesNo
Several colours availableYesNo
Warranty (months)2412
Assembled inTaiwanHong Kong
DIY build possibleNoNo
Apps
Official appsAndroid, iOSAndroid, iOS
Desktop appNoNo
Mobile appYesYes
Compatible third-party wallets00
Other features
FIDO2 / U2F security keyNoNo
Password managerNoNo
To compare: 0up to 4 models
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