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Coinkite Coldcard Mk4 vs SafePal S1 Pro

Coinkite Coldcard Mk4 offers open-source code. SafePal S1 Pro features iOS support — and costs $88 less.

2 wallets
Open-source vs Closed
USB vs NFC
$88 price gap
Quick Verdict Updated 2026
Coinkite Coldcard Mk4
Coinkite Coldcard Mk4
Best overall
70 /100
Good
$177.94 View Best Price
SafePal S1 Pro
SafePal S1 Pro
Best value
65 /100
Average
$89.99 View Best Price
Open-formula rating 40+ criteria analyzed Last updated May 2026 No sponsored rankings

Key Takeaways

  • Coinkite Coldcard Mk4 wins in security (100/100)
  • SafePal S1 Pro wins in ease of use (71/100)
  • SafePal S1 Pro is more affordable ($89.99)
  • Best for beginners: SafePal S1 Pro (easier setup)

Coinkite Coldcard Mk4 vs SafePal S1 Pro: Key Differences

Both Coinkite Coldcard Mk4 and SafePal S1 Pro can keep your crypto safe — the real question is which one fits the way you actually use it. We've put both through our open-formula scoring on 40+ criteria: Coinkite Coldcard Mk4 (Coinkite) lands at 70/100, SafePal S1 Pro (SafePal) at 65/100. The $88 gap between $177.94 and $89.99 isn't arbitrary — these are two different bets on what matters in a hardware wallet, and the right pick depends on which bet you'd take.

Expand This Comparison:

Coinkite Coldcard Mk4 vs SafePal S1 Pro vs Keystone Pro 3 Coinkite Coldcard Mk4 vs SafePal S1 Pro vs OneKey Pro

Winner by Category

Which wallet leads in each area

Security
Coinkite Coldcard Mk4100/100
SafePal S1 Pro79/100
View Best Price Coinkite Coldcard Mk4
Ease of Use
Coinkite Coldcard Mk452/100
SafePal S1 Pro71/100
View Best Price SafePal S1 Pro
Price
Coinkite Coldcard Mk4$177.94
SafePal S1 Pro$89.99
View Best Price SafePal S1 Pro
Coin Support
Coinkite Coldcard Mk41+
SafePal S1 Pro200+
View Best Price SafePal S1 Pro
Privacy
Coinkite Coldcard Mk475/100
SafePal S1 Pro42/100
View Best Price Coinkite Coldcard Mk4
Beginner Friendly
Coinkite Coldcard Mk452/100
SafePal S1 Pro71/100
View Best Price SafePal S1 Pro
Comparing:
Coinkite Coldcard Mk4
SafePal S1 Pro

Comparison Table

Key specifications for your decision

Criteria
Coinkite Coldcard Mk4
Coinkite Coldcard Mk4
Coinkite
$177.94
View Best Price
SafePal S1 Pro
SafePal S1 Pro
$89.99
View Best Price
Overall Rating
70/10065/100
Security
100/10079/100
Usability
52/10071/100
Price
$177.94$89.99

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.

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YesYes

Open Source Firmware refers to firmware in hardware devices, like wallets, where the source code is publicly available, allowing transparency, auditability, and customization.

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YesNo

Bluetooth Connectivity enables wireless communication between devices, like hardware wallets and smartphones, using Bluetooth or Bluetooth Low Energy (BLE) for secure data transfer.

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NoNo
USB
YesYes
Networks
1+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.

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YesYes

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.

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OLEDColor LCD Touchscreen

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 seed24-word seed
Setup Time
~15 min~5 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
NoneNone

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Our Verdict: Coinkite Coldcard Mk4 or SafePal S1 Pro?

Choose Coinkite Coldcard Mk4 if...

  • You want verifiable, open-source firmware and software
  • You want wireless NFC connectivity — no cables needed
  • You run your own Bitcoin full node

Skip Coinkite Coldcard Mk4 if...

  • × You manage crypto from an iPhone (no iOS app here)
  • × 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)
View Best Price — Coinkite Coldcard Mk4 Full Review — Coinkite Coldcard Mk4

Choose SafePal S1 Pro if...

  • You trust third-party audits (Kraken Security Labs (public report); vendor statements reference additional testing) over open-source review
  • You need iPhone (iOS) compatibility
  • You prefer USB-only connection for maximum security
  • You want to save $88 without sacrificing core security

Skip SafePal S1 Pro if...

  • × Open-source firmware is non-negotiable for you
  • × You want wireless NFC connection — no cables
View Best Price — SafePal S1 Pro Full Review — SafePal S1 Pro

Our pick for most users

Based on the overall rating, Coinkite Coldcard Mk4 scores 70/100 and offers the best balance of security, usability, and value in this comparison.

View Best Price — Coinkite Coldcard Mk4

Bottom line: Coinkite Coldcard Mk4 is the safer bet on security; day to day, SafePal S1 Pro is the easier driver. If budget is real, SafePal S1 Pro comes in $88 cheaper without giving up the basics.

Price: Coinkite Coldcard Mk4 vs SafePal S1 Pro

Coinkite Coldcard Mk4 costs $177.94, while SafePal S1 Pro is priced at $89.99 — a $88 difference. The extra cost of Coinkite Coldcard Mk4 gets you a 5-point higher overall rating. For budget buyers, SafePal S1 Pro offers solid security at a lower price point.

Buy Coinkite Coldcard Mk4 — $ 177.94Buy SafePal S1 Pro — $ 89.99

Who Should Pick Which Wallet

Recommendations based on real-world use cases

Coinkite Coldcard Mk4

$177.94
Coin controlFull node supportNFC supportNative multisig support
Pros
  • +Dual secure elements (ATECC608A + DS28C36B) vs single-chip competitors
  • +Fully air-gapped signing via NFC or encrypted microSD — no USB required
  • +Open-source firmware with reproducible builds, independently verifiable
  • +Advanced multisig support with on-device policy verification
Cons
  • −Bitcoin-only: no support for ETH, SOL, or any altcoins whatsoever
  • −No companion mobile app — requires desktop (Windows, macOS, or Linux)
  • −No QR code signing; air-gap relies solely on NFC or microSD transfer
  • −At $177.94 it is among the most expensive single-asset hardware wallets
View Best PriceFull Review

SafePal S1 Pro

$89.99
AffordableBuilt-in batteryWalletConnect supportAndroid support
Pros
  • +EAL6+ secure element exceeds most rivals capped at EAL5+
  • +Air-gapped QR signing eliminates all USB attack surfaces
  • +Supports 5,500+ tokens across 200+ networks — among widest coverage
  • +1.3-inch color display enables richer transaction detail review
Cons
  • −Firmware is closed-source; no reproducible builds for independent audit
  • −No Shamir Secret Sharing — single seed phrase is the only backup path
  • −Multisig support is basic only; no native PSBT or advanced coordination
  • −No water or dust resistance rating despite metal construction
View Best PriceFull Review

Best for These Profiles

🎓
Beginner / first wallet
SafePal S1 Pro — simpler setup, lower learning curve
🔒
Security maximalist
Coinkite Coldcard Mk4 — highest security score, on-device verification
💰
Budget-conscious buyer
SafePal S1 Pro — solid security at $89.99
✈️
Frequent traveler
Coinkite Coldcard Mk4 — compact, durable, no cables needed

Pre-Purchase Checklist

Important points to verify regardless of your choice

All wallets ship from official manufacturer stores with full warranty.

Buy Coinkite Coldcard Mk4Buy SafePal S1 Pro

Coinkite Coldcard Mk4 vs SafePal S1 Pro: Frequently Asked Questions

Answers about Coinkite Coldcard Mk4 vs SafePal S1 Pro

Is Coinkite Coldcard Mk4 better than SafePal S1 Pro?
On the numbers, Coinkite Coldcard Mk4 comes out ahead — 70/100 vs 65/100 — but 'better' isn't quite the right frame. SafePal S1 Pro is more affordable at $89.99, which matters more for some buyers than overall score does. If overall rating is what you actually weigh first, take Coinkite Coldcard Mk4. If budget is the constraint that shapes your decision, SafePal S1 Pro is the smarter buy. Either way, both are real hardware wallets — neither is a mistake.
How much do Coinkite Coldcard Mk4 and SafePal S1 Pro cost?
Coinkite Coldcard Mk4 costs $177.94, SafePal S1 Pro costs $89.99. 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.
Can Coinkite Coldcard Mk4 be used on iPhone (iOS)?
No — Coinkite Coldcard Mk4 has no iOS app today, and there's no public roadmap for one. It works fine with Android, Windows, macOS, and Linux, but iPhone users are out of luck. If your primary device is an iPhone and you don't want a separate computer just to manage crypto, SafePal S1 Pro is the practical pick: it has a native iOS app and the full feature set works over Lightning or Bluetooth.
Which wallet is better for DeFi and Web3: Coinkite Coldcard Mk4 or SafePal S1 Pro?
SafePal S1 Pro — and the gap is bigger than the spec sheets make it look. SafePal S1 Pro has WalletConnect built in, which means you sign DeFi transactions directly from a hardware wallet without exposing keys to a hot wallet. Coinkite Coldcard Mk4 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.
Is Coinkite Coldcard Mk4 more secure than SafePal S1 Pro because it's open-source?
Not automatically — and this is a more nuanced question than the marketing suggests. Open-source (Coinkite Coldcard Mk4) lets anyone (researchers, hobbyists, paranoid users) read the firmware and verify there are no backdoors. That's the strongest possible trust signal. SafePal S1 Pro keeps source code private but compensates with paid third-party audits from Kraken Security Labs (public report); vendor statements reference additional testing and certifications like CC EAL5+/EAL6+ on the secure element. Open-source is the more transparent posture; audited closed-source can still be cryptographically airtight. Our honest take: if open-source is the deciding factor for you philosophically, pick Coinkite Coldcard Mk4 — but don't dismiss SafePal S1 Pro as 'less secure' purely on that basis.
Where to buy Coinkite Coldcard Mk4 at the best price?
Always buy Coinkite Coldcard Mk4 from the official Coinkite 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 Coinkite 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 Coinkite Coldcard Mk4 and SafePal S1 Pro 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}}.

Made your decision?

Check out full reviews or find the best price from official vendors.

Buy Coinkite Coldcard Mk4 Coinkite Coldcard Mk4 Review
Buy SafePal S1 Pro SafePal S1 Pro Review

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