Secure ElementOpen SourceUSBBT50+ networks
Foundation Passport Prime vs Keystone Pro 3 vs SafePal S1
Comparing 3 wallets: Foundation Passport Prime (70/100, $349), Keystone Pro 3 (81/100, $149), and SafePal S1 (67/100, $49.99). Prices range from $49.99 to $349.
3 wallets
Open-source vs Closed
USB vs NFC
$299 price gap
Quick VerdictUpdated 2026
Foundation Passport Prime
Foundation
$349
Keystone Pro 3
Best overall
$149
SafePal S1
Best value
$49.99
Key Takeaways
- Keystone Pro 3 wins in security (100/100)
- Foundation Passport Prime wins in ease of use (74/100)
- SafePal S1 is more affordable ($49.99)
- Best for beginners: SafePal S1 (easier setup)
Foundation Passport Prime vs Keystone Pro 3 vs SafePal S1: Key Differences
Picking between 3 hardware wallets (Foundation Passport Prime vs Keystone Pro 3 vs SafePal S1) usually comes down to a handful of trade-offs, not a single winner. Prices run from $49.99 to $349; overall scores from 67 to 81/100 — and the spread tells a story. Here's where each one earns its keep, and where it falls short.
Winner by Category
Which wallet leads in each area
Security
Foundation Passport Prime72/100
Keystone Pro 3Winner100/100
SafePal S182/100
Ease of Use
TieFoundation Passport Prime74/100
Keystone Pro 367/100
SafePal S171/100
Price
Foundation Passport Prime$349
Keystone Pro 3$149
SafePal S1Winner$49.99
Coin Support
Foundation Passport Prime1+
Keystone Pro 341+
SafePal S1Winner200+
Privacy
Foundation Passport Prime73/100
Keystone Pro 3Winner79/100
SafePal S157/100
Beginner Friendly
TieFoundation Passport Prime74/100
Keystone Pro 367/100
SafePal S171/100
Comparing:
Foundation Passport Prime
Keystone Pro 3
SafePal S1
Comparison Table
Key specifications for your decision
| Criteria | Foundation Passport Prime Foundation $349 | Keystone Pro 3 Keystone $149 | SafePal S1 $49.99 |
|---|---|---|---|
Overall Rating | 70 | 81 | 67 |
Security | 72 | 100 | 82 |
Usability | 74 | 67 | 71 |
Price | $349 | $149 | $49.99 |
EAL Certification (Evaluation Assurance Level) from Common Criteria rates the security of hardware components, like secure chips in crypto hardware wallets. Higher levels, such as EAL5+ or EAL6+, indicate stronger resistance to attacks. Learn more | Yes | Yes | Yes |
Open Source Firmware refers to firmware in hardware devices, like wallets, where the source code is publicly available, allowing transparency, auditability, and customization. Learn more | Yes | Yes | No |
Bluetooth Connectivity enables wireless communication between devices, like hardware wallets and smartphones, using Bluetooth or Bluetooth Low Energy (BLE) for secure data transfer. Learn more | Yes | No | No |
USB | Yes | Yes | No |
Networks | 1+ | 41+ | 200+ |
A passphrase is an additional security layer for cryptocurrency wallets, acting as a 25th word in the BIP39 seed phrase, protecting access to hidden wallets. Learn more | Yes | Yes | Yes |
A touchscreen display is a screen that allows users to interact with a device by touching the surface, commonly used in hardware wallets for easy navigation and transaction confirmation. Learn more | 3.5" IPS Color Touchscreen (Gorilla Glass, 480x800) | LCD Color Touchscreen | Color LCD |
Recovery is the process of restoring access to a cryptocurrency wallet using its seed phrase or mnemonic backup if the original wallet is lost or inaccessible. Learn more | 24-word + Shamir | Multi-card | 24-word seed |
Setup Time | ~18 min | ~15 min | ~10 min |
IP Rating refers to the level of protection a device has against dust and water, often used for hardware wallets to indicate their durability in various environments. Learn more | None | None | None |
Our Verdict: Foundation Passport Prime vs Keystone Pro 3 vs SafePal S1
Choose Foundation Passport Prime if...
- You are comfortable managing a seed phrase
- You want wireless NFC connectivity — no cables needed
Skip Foundation Passport Prime if...
- ×Budget is tight — you'd be better served by a cheaper option in this comparison
- ×You hold a wide range of altcoins beyond what this device supports (1 networks)
- ×You want a seedless backup design instead of a 12/24-word phrase
Choose Keystone Pro 3 if...
- You prefer seedless backup via multiple linked cards
- You prefer USB-only connection for maximum security
Skip Keystone Pro 3 if...
- ×Budget is tight — you'd be better served by a cheaper option in this comparison
- ×You hold a wide range of altcoins beyond what this device supports (41 networks)
- ×You want wireless NFC connection — no cables
Choose SafePal S1 if...
- You trust third-party audits () over open-source review
- You are comfortable managing a seed phrase
- You want to save $99 without sacrificing core security
Skip SafePal S1 if...
- ×You manage crypto from a desktop (no Windows, macOS, or Linux app)
- ×Open-source firmware is non-negotiable for you
- ×You want wireless NFC connection — no cables
Our pick for most users
Based on the overall rating, Keystone Pro 3 scores 81/100 and offers the best balance of security, usability, and value in this comparison.
Bottom line: Keystone Pro 3 is the safer bet on security; day to day, Foundation Passport Prime is the easier driver. If budget is real, SafePal S1 comes in $299 cheaper without giving up the basics.
Price: Foundation Passport Prime vs Keystone Pro 3 vs SafePal S1
Prices range from $49.99 (SafePal S1) to $349 (Foundation Passport Prime). The extra cost of Foundation Passport Prime gets you a 3-point higher overall rating. For budget buyers, SafePal S1 offers solid security at a lower price point.
Who Should Pick Which Wallet
Recommendations based on real-world use cases
Foundation Passport Prime
$349Built-in batteryCoin controlTor supportFull node support
Pros
- +KeyOS turns it into a programmable platform: Bitcoin wallet + FIDO keys + 2FA + 50GB encrypted storage
- +Independently audited by Keylabs with no critical or high-severity findings
- +2-of-3 Shamir (SLIP-39) backup onto tamper-evident NFC Keycards by default
- +ATECC608C secure element with a SAMA5D2 security processor and secure boot
Cons
- −At $349 it costs more than single-purpose Bitcoin signers
- −Reproducible builds are not yet available, so shipped firmware cannot be verified against source
- −First-party app is Bitcoin-only; altcoins require third-party apps
- −Larger attack surface as a general-purpose app platform than a minimal signer
Keystone Pro 3
$149Built-in batteryCoin controlFull node supportWalletConnect support
Pros
- +EAL5+ secure element with open, reproducible firmware builds
- +Air-gapped QR-only signing eliminates all USB attack surfaces
- +4-inch color touchscreen — largest display in its class
- +SLIP39 Shamir Secret Sharing splits seed across multiple shares
Cons
- −No Bluetooth or NFC — mobile use requires QR scanning only
- −Secure element chip manufacturer is undisclosed, limiting full auditability
- −Polycarbonate/ABS body lacks the metal construction of competitors like Coldcard
- −
SafePal S1
$49.99AffordableBuilt-in batteryWalletConnect supportAndroid support
Pros
- +EAL6+ secure element — higher certification than most rivals at this price
- +Fully air-gapped via QR codes, eliminating all USB/Bluetooth attack surfaces
- +Supports 30,000+ tokens across 200+ blockchain networks
- +Built-in battery enables fully standalone operation without a host device
Cons
- −Firmware and software are fully closed-source — no independent code audit possible
- −No desktop support: Windows, macOS, and Linux are all incompatible
- −No Shamir Secret Sharing; single mnemonic backup is the only recovery method
- −No water resistance rating despite plastic ABS/PVC construction
Best for These Profiles
Pre-Purchase Checklist
Important points to verify regardless of your choice
All wallets ship from official manufacturer stores with full warranty.
Foundation Passport Prime vs Keystone Pro 3 vs SafePal S1: Frequently Asked Questions
Answers about Foundation Passport Prime vs Keystone Pro 3 vs SafePal S1
Is Foundation Passport Prime better than Keystone Pro 3?
On the numbers, Keystone Pro 3 comes out ahead — 81/100 vs 70/100 — but 'better' isn't quite the right frame. Foundation Passport Prime is easier to use (74/100 usability), which matters more for some buyers than overall score does. If overall rating is what you actually weigh first, take Keystone Pro 3. If ease of use is the constraint that shapes your decision, Foundation Passport Prime is the smarter buy. Either way, both are real hardware wallets — neither is a mistake.
How much do Foundation Passport Prime and Keystone Pro 3 and SafePal S1 cost?
Foundation Passport Prime costs $349, Keystone Pro 3 costs $149, SafePal S1 costs $49.99. These are list prices for the standard edition from official manufacturer stores. A few things worth knowing: hardware wallet prices barely move during the year, so 'waiting for a sale' rarely pays off — Black Friday is the one exception, with 10–20% off being typical. Avoid third-party listings even if they're cheaper; the supply chain risk on a tampered device wipes out any savings the first time you load funds. And don't buy a 'used' hardware wallet, ever — even if it claims to be reset.
What happens if I lose all my Keystone Pro 3 cards?
Funds are unrecoverable. There's no seed phrase to fall back on, no recovery service, no manufacturer override — that's the explicit design trade-off. The mitigation is the multi-card set: every card you receive is a complete, independent backup of the same wallet. Realistic plan: keep one card on you, one at home in a safe, and one with a trusted person or in a bank deposit box. Lose any two and you're still fine. Lose all of them and the coins are gone forever.
Which wallet is better for DeFi and Web3: Foundation Passport Prime or Keystone Pro 3?
Keystone Pro 3 — and the gap is bigger than the spec sheets make it look. Keystone Pro 3 has WalletConnect built in, which means you sign DeFi transactions directly from a hardware wallet without exposing keys to a hot wallet. Foundation Passport Prime can technically work with DeFi via third-party software, but every extra step is one more place an attacker can intercept the transaction you're approving. If you're going to be clicking 'Sign' on smart contracts more than once a month, the difference compounds fast.
Foundation Passport Prime vs Keystone Pro 3: which has better backup options?
Foundation Passport Prime uses a 24-word seed phrase with optional Shamir Secret Sharing for split backups. Keystone Pro 3 uses multiple linked NFC cards as encrypted backups (no seed phrase). Both work — but they reflect different ideas about what 'backup' should be. The seed phrase approach (BIP-39) is the open industry standard: portable across most wallets, well-documented, and recoverable on any compatible device. The downside is well-known too — it's a piece of paper that's a single photograph or careless moment away from disaster. Card-based backups can't be photographed and don't write themselves down, but they're proprietary, which means you trust one manufacturer to stay in business and keep the format alive. Pick based on which failure mode worries you more.
Can SafePal S1 be used with a desktop computer?
No — SafePal S1 is mobile-only with no Windows, macOS, or Linux app available. If you do most of your crypto work on a laptop or desktop (DeFi power users, traders, anyone running a full node), this is a real limitation, not a minor inconvenience. Foundation Passport Prime supports all three desktop operating systems with a polished companion app, and that's the practical pick if desktop is your main interface.
Where to buy Foundation Passport Prime at the best price?
Always buy Foundation Passport Prime from the official Foundation store — never from Amazon, eBay, or third-party marketplaces, even if the price looks better. Hardware wallets have been physically tampered with in the supply chain before (compromised devices shipped to unsuspecting buyers, then drained the moment funds were loaded). Buying direct from Foundation gets you a sealed unit with full warranty, firmware integrity, and a clean chain of custody. Free shipping and occasional discounts at the source make the price difference negligible anyway.
Do Foundation Passport Prime and Keystone Pro 3 come with a warranty?
Yes — both ship with a manufacturer warranty (typically 1–2 years) when bought from the official store. That said, a hardware wallet warranty is mostly about hardware defects, not lost funds. If the device fails, the manufacturer will replace it — but your seed phrase or backup cards are what actually restore your crypto onto the new device. The warranty is real but secondary; what protects your funds is your backup discipline, not a piece of paper from {{wallet1}} or {{wallet2}}.
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Compare Foundation Passport Prime with other wallets
Official store
Foundation Passport Prime$349 · 70/100
Keystone Pro 3$149 · 81/100
SafePal S1$49.99 · 67/100
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