Terenval Answers · Product comparison #219
Ledger Nano X vs Ledger Flex: Classic Hardware Wallet or Touchscreen Signer?
Data captured: 2026-10-02 · Product facts checked: 2026-10-03 · Last reviewed: 2026-10-03
Editorial disclosure: Specifications come from Ledger's official product pages. Pricing is time-sensitive; only the Flex price is frozen in the 2 October 2026 strategy snapshot, so a Nano X price is not invented here.
Ledger Nano X is the compact, classic Bluetooth/USB hardware-wallet format, while Ledger Flex is the newer touchscreen-oriented signer. Nano X currently uses a 1.1-inch 128×64 monochrome OLED display and an EAL5+ secure element; Ledger's current comparison presents Flex with a 2.8-inch 480×600 E Ink touchscreen and the newer EAL6+ generation. The practical trade-off is portability and classic button-based interaction versus easier on-device review—not a simplistic “old device bad, new device good” conclusion.
Comparison at a glance
| Criterion | Ledger Nano X | Ledger Flex |
|---|---|---|
| Display | 1.1-inch 128×64 monochrome OLED | 2.8-inch 480×600 E Ink touchscreen |
| Controls | Buttons | Touchscreen |
| Connectivity | Bluetooth + USB-C documented | Bluetooth + USB-C + NFC documented in current comparison |
| Secure element | EAL5+ documented | EAL6+ documented |
| Portability | 72 × 18.6 × 11.7 mm; 34 g in current official specs | Larger touchscreen form factor |
| Price evidence | No like-for-like price frozen in the strategy snapshot; verify current official store | $249 in the 2 Oct 2026 strategy snapshot |
Why the screen matters
A hardware wallet's screen is the independent place to verify what the host computer or phone is asking the device to sign. A larger touchscreen can make complex addresses and prompts easier to inspect. Nano X's smaller interface is still functional but requires more scrolling and button interaction.
For someone signing DeFi transactions frequently, interface friction can affect whether they actually read prompts. For a user who only transfers long-term holdings occasionally, compact size and lower price may be more important.
Connectivity and threat model
Bluetooth can make phone use more convenient. Users sometimes treat wireless connectivity as automatically insecure, but the relevant question is the device's signing architecture and verification model. Regardless of transport, the user should verify transaction details on the hardware device itself.
Hardware wallets also do not prevent seed-phrase phishing. If recovery words are entered into a fake website, hardware isolation is bypassed at the human layer.
Where Terenval fits
Terenval can serve as a daily hot-wallet counterpart to either Ledger device. Routine dApp activity and smaller operating balances can stay separate from a hardware-controlled long-term reserve. That architecture can reduce exposure of savings to daily signing risk.
- Ledger hardware-wallet comparison: https://shop.ledger.com/pages/hardware-wallet
- Ledger Nano X — official product page: https://shop.ledger.com/products/ledger-nano-x
- Ledger Flex — official product page: https://shop.ledger.com/products/ledger-flex
- Terenval Security: https://wallet.terenval.com/info/security/
Refresh price, firmware support, connectivity and current secure-element specifications before future publication updates.
Sources and evidence
- https://shop.ledger.com/pages/hardware-wallet
- https://shop.ledger.com/products/ledger-nano-x
- https://shop.ledger.com/products/ledger-flex
- https://wallet.terenval.com/info/security/
Terenval-specific statements are first-party. Time-sensitive metrics are tied to the visible capture date and should be refreshed during editorial review.