Crypto hardware wallet comparison Ngrave Zero vs BitBox02
Our impressions
Ngrave Zero
BitBox02
Disclaimer: Our impressions are based on a compilation of factors tailored to the average user’s perspective. It is also important to note that whether a feature is a “pro” or “con” can depend on your situation and preferences. What may be an advantage in one scenario could be a challenge in another, and vice versa. Therefore, while reviewing these points, it’s essential to consider your unique requirements and circumstances when making decisions. This list aims to provide an idea of what to anticipate, but it is not the ultimate guide to determining whether something will work for you or not.
Key features
Ngrave Zero
BitBox02
2020
2019
Supports multiple coins
Supports multiple coins
In app support for BTC, LTC, ETH and selected tokens.
ADA with AdaLite and 1500+ ERC20 tokens supported with MyEtherWallet.
For Bitcoin-only support see BitBox02 Bitcoin-only edition
It is not possible to convert a BitBox02 Multi edition into a BitBox02 Bitcoin-only edition or vice-versa. The BitBox02 bootloader prevents firmware downgrades and installing firmware for a different edition of the BitBox02 (Multi or Bitcoin-only) as otherwise that would be a security attack vector.
- Firmware
- Companion software
- BIP-39 (Mnemonic phrase)
- Passphrase
- Proprietary method
- BIP-39 (Mnemonic phrase)
- Passphrase
- Secure element
- On device PIN entry
- On device passphrase entry
- On device recovery
- Fingerprint sensor
- Air-gapped QR code
Multi-Layered Anit-Tampering Framework and Passphrase
- Secure element
- On device PIN entry
Dual chip security architecture
Secure chip: ATECC608B; True random number generator (NIST SP 800-90A/B/C)
Anti-klepto mitigates the nonce covert channel attack
Physical protections
Security audit & bug bounty program
- Windows
- macOS
- Linux
- Android
- FIDO U2F
- FIDO2 Webauthn
Technical specifications
Ngrave Zero
BitBox02
125 mm x 72 mm x 14 mm
4.92 in x 2.83 in x 0.55 in
54.5 mm x 25.4 mm x 9.6 mm
2.15 in x 1 in x 0.38 in
180 g
6.35 oz
12 g
0.42 oz
- Color
- Touchscreen
4-inch LCD Capacitive Touch Screen
480 x 800 Pixels
600Cd/m2
- Monochrome
- OLED
128 x 64 Pixels
- USB-C (limited to charging and firmware updates)
- USB-C
- microSD card
STM32MP157C
ATSAMD51J20A
120 Mhz 32-bit Cortex-M4F
True random number generator
EAL5+ certified secure element
EAL7-certified OS
CE
RoHS
FCC
High-end metal
Polycarbonate