Is Saily or Airalo the lower trip-cost choice?
The lowest price observed for USD checkout on .
Verdict
Nomad has the lowest price observed for USD checkout on 2026-08-23: $16.02 for 14d/10GB.
Prices checked:
Requires an eSIM-compatible, carrier-unlocked phone.
STAT | page=/saily-vs-airalo/ | scenario=14d/10GB | result=Nomad | value=$16.02 | checked=2026-08-23
Trip-cost scenarios
7d/5GB
Prices checked:
| Result | Provider | Selected plan | Trip cost | Direct link |
|---|---|---|---|---|
| Tie | Airalo | Standard 5GB/7d | $10.00 | Check current plans select the 5GB plan |
| Tie | Nomad | Nomad 5GB/30d | $10.01 | Check current plans select the 5GB plan |
| Compared | Saily | Fixed 5GB/30d | $11.69 | Check current plans select the 5GB plan |
14d/10GB
Prices checked:
| Result | Provider | Selected plan | Trip cost | Direct link |
|---|---|---|---|---|
| Lowest | Nomad | Nomad 10GB/30d | $16.02 | Check current plans select the 10GB plan |
| Compared | Airalo | Standard 10GB/15d | $17.50 | Check current plans select the 10GB plan |
| Compared | Saily | Fixed 10GB/30d | $18.71 | Check current plans select the 10GB plan |
30d/20GB
Prices checked:
| Result | Provider | Selected plan | Trip cost | Direct link |
|---|---|---|---|---|
| Lowest | Nomad | Nomad 20GB/30d | $23.04 | Check current plans select the 20GB plan |
| Compared | Airalo | Standard 20GB/30d | $25.00 | Check current plans select the 20GB plan |
| Compared | Saily | Fixed 20GB/30d | $25.73 | Check current plans select the 20GB plan |
Will it work when I land?
- Airalo — Declared network(s): SoftBank, KDDI, the networks the provider lists · Source checked 2024-05-11 · Mapping scope: destination-wide · Independent route verification: not performed.
- Nomad — Declared network(s): KDDI, SoftBank, the networks the provider lists · Source checked 2024-05-11 · Mapping scope: destination-wide · Independent route verification: not performed.
Fair-use truth
No numeric daily fair-use threshold is attached to the selected scenario rows.
Promo
No promo code needed — compare the observed USD checkout price directly.
FAQ
What does the default-scenario comparison show?
The verdict and scenario table show the current canonical comparison.
When were these prices checked?
Prices checked: .
What is not compared?
Not compared on:
- hotspot policy
- 5G access
- KYC
- activation start
- refund terms
Methodology and next comparisons
Read the comparison methodology or download the canonical data.
This page answers whether Saily or Airalo produces the lower qualifying cost for your Japan trip, rather than grading both services with a single permanent score. We model a week, a fortnight, and a month so you can choose the duration and allowance nearest to your own plan. That keeps a light holiday from being judged by the purchase needed for a longer, data-heavy stay.
Compare like with like
The Saily and Airalo rows selected for these scenarios are finite packages: each offers a stated allowance within a validity window. We therefore compare the purchase needed to reach the same trip requirement, not similarly named bundles. When an unlimited alternative appears in a catalogue, it belongs to a different model and must be read with its daily fair-use ceiling and possible throttling. “Fair-use not verified” marks a threshold that lacks adequate plan-specific support and removes that row from winner eligibility. Our canonical shopping channel is official web checkout; either provider’s app can remain important for account access, installation, or plan management, but an app-only offer is not silently mixed into the web snapshot. Page-level links open the destination range, and the correct variant must be chosen. Checkout localization and promotions can change the result. The observation date is beside every table.
Price is only one layer
Saily and Airalo may route customers through an overlapping Japanese carrier while differing in bundle design, recharge steps, activation language, support workflow, and commercial terms. A network listed by either provider is a declared mapping, not an independent signal survey or a guarantee for a station, hotel, island, or rural leg. Check the named local carrier against your route. Install in advance on stable internet, keep the setup instructions available offline, and avoid starting validity prematurely. An eSIM-capable, carrier-unlocked device is essential; make the travel profile the data line and review roaming settings before landing.
Saily and Airalo questions
Why not compare the smallest package from each?
The smallest products may not satisfy the same trip. Qualifying logic aligns allowance and validity first, then compares the resulting purchase totals. That avoids rewarding an option that would need replacement mid-stay.
Does the app change the comparison?
It can change what you see, but this snapshot uses official web checkout for a consistent baseline. Treat a lower app basket as a fresh offer and verify its plan scope and conditions separately.
Can I top up either plan?
Top-up availability depends on the exact product and current account flow. Do not assume that a provider-wide feature applies to every destination package; check before choosing a tightly sized allowance.
Does a shared host network make the services identical?
No. Radio access can overlap while price, validity, policy enforcement, support, and provisioning differ. Nor does the shared declaration prove identical priority or real-world performance.