Hardware wallets

Coldcard (MK4) vs. Ledger Flex

Which one is better in 2025? In-depth comparison of Coldcard (MK4) and Ledger Flex

Coldcard (MK4) and Ledger Flex are two popular hardware wallets with different costs, ease of use, and compatibility.

We've compared Coldcard (MK4) head-to-head with Ledger Flex to help you decide which is best for your needs.

Compare all 39 hardware wallets →

Coldcard (MK4)

Coldcard (MK4)

₹18,999 Save ₹4000

1
Ledger Flex - BTC Orange
% %

Ledger Flex

₹28,399 Save ₹8600

Warranty 2 years
Interfaces
Seed Phrase BIP39 BIP39
Release Year 2022 2023
Features
Works With
Compatible With
Coins
Display
  • 128 x 64
  • OLED
  • 400 x 672
  • E-Ink
  • Touchscreen
Battery
  • 200mAh
  • Lithium-ion
Open Source
Certifications
Desktop Ledger Live
iOS Ledger Live - Web3 Wallet
Android Ledger Live - Web3 Wallet
Controllers
  • STM32F042
Secure Elements
  • ATECC608A
  • DS28C36B
  • ST33K1M5
Size 78.4mm x 56.5mm x 7.7mm
Weight 57.5g
Materials
  • Aluminum
  • Plastic