Crypto hardware wallet comparison Ngrave Zero vs CoolWallet Pro

Our impressions

Ngrave Zero

CoolWallet Pro

Pros
not reviewed yet
not reviewed yet
Cons
not reviewed yet
not reviewed yet
Verdict
not reviewed yet
not reviewed yet

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

CoolWallet Pro

Release year

2020

2021

Supported coins

Supports multiple coins

Supports multiple coins

Supports over 30 main chains, including Bitcoin, Ethereum, Binance Smart Chain, Binance Chain, Polygon, Solana, Avalanche C-Chain, Arbitrum, Optimism, Tezos, Cardano, TRON, Aptos, Polkadot, Cosmos, Kusama, Cronos, Crypto.org, Bitcoin Cash, Ethereum Classic, XRP, Flare, Stellar, Litecoin, Horizen, Icon, Stellar, Kinesis Gold, Kinesis Silver, Terra, and Tether (OMNI)

In addition also supports over 12,000 custom tokens on several chains such as Ethereum and Binance Smart Chain

Open source
  • Firmware
  • Companion software
Seedphrase support
  • BIP-39 (Mnemonic phrase)
  • Passphrase
  • Proprietary method
  • BIP-39 (Mnemonic phrase)
  • Proprietary method

Device does support the BIP-39 standard in the companion app. The proprietary CoolBitX mnemonic (seed phrases generated using the “on card” option) is based on BIP-39, but does not use the BIP-39 wordlist. Sample code that demonstrates seed and key generation is available in the CoolBitX Mnemonic Github repository.

Security protections
  • 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

CC EAL 6+

Platform compatibility
  • Android
  • iOS

Technical specifications

Ngrave Zero

CoolWallet Pro

Dimensions

125 mm x 72 mm x 14 mm
4.92 in x 2.83 in x 0.55 in

85.6 mm x 53.98 mm x 0.8 mm
3.37 in x 2.13 in x 0.03 in

Weight

180 g
6.35 oz

6 g
0.21 oz

Display
  • Color
  • Touchscreen

4-inch LCD Capacitive Touch Screen
480 x 800 Pixels
600Cd/m2

  • Monochrome

E-paper display

Connectivity
  • USB-C (limited to charging and firmware updates)
  • Bluetooth
Processor

STM32MP157C

Safety & Certifications

EAL5+ certified secure element
EAL7-certified OS
CE
RoHS
FCC

CE and RoHS
NCC- CCAF22LP0650T3 ๏ผˆmodel: CWS)

Housing

High-end metal

Where to buy

Ngrave Zero

CoolWallet Pro