Head-to-head · Japan eSIM Plans
Vodafone Travel eSIM vs IIJ Japan Travel SIM/Digital
Vodafone Travel eSIM leads on 0 checks, IIJ Japan Travel SIM/Digital on 1, and 2 are even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.
Our verdict
- Highest scoreVodafone Travel eSIM · 9.0/10
Vodafone Travel eSIM scores higher on our rubric for japan esim plans: 9.0 against 8.4 out of 10; our editors rank them #3 and #7.
IIJ Japan Travel SIM/Digital leads on validity: 30 days versus 10 days.
Vodafone Travel eSIM is the better fit for travelers sharing data across up to five devices. IIJ Japan Travel SIM/Digital is the better fit for travelers wanting large data bundles on Docomo LTE.
- Vodafone Travel eSIM fits best
Travelers sharing data across up to five devices
- IIJ Japan Travel SIM/Digital fits best
Travelers wanting large data bundles on Docomo LTE
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Side by side
| Feature | Vodafone Travel eSIM 9.0/10 Visit ↗ | IIJ Japan Travel SIM/Digital 8.4/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 9.0 | 8.4 |
| Ranking | #3 in Japan eSIM Plans | #7 in Japan eSIM Plans |
| Best for | Travelers sharing data across up to five devices | Travelers wanting large data bundles on Docomo LTE |
| Pricing model | Paid | Paid |
| Starting price | Not checked yet | Not checked yet |
| Free plan | — | — |
| Free trial | — | — |
| Deployment | Cloud, Mobile | Mobile |
| Platforms | Web, iOS, Android | iOS, Android |
| Support | Live chat, Email · 24/7 | Live chat, Phone · 24/7 |
| Built for | Solo, Small business | Solo, Small business |
| Features Vodafone Travel eSIM 1/1 · IIJ Japan Travel SIM/Digital 1/1 | ||
| Hotspot support | ✓ | ✓ |
| Specs | ||
| Data type | Fixed | Fixed |
| Data allowance | 3 GB | 3 GB |
| Validity | 10 days | 30 days (best) |
| Coverage scope | Japan_only | Japan_only |
| Activation timing | First_connection | First_connection |
| Our review | ||
| Pros |
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| Cons |
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| Our verdict | Vodafone Travel eSIM offers prepaid, data-only connectivity for visitors to Japan, with fixed data bundles and unlimited and shared options. It suits solo travelers choosing a set allowance as well as groups who want to share one data… Read the review → |
IIJ Japan Travel SIM/Digital is a prepaid, data-only eSIM for visitors to Japan and temporary returnees who want a fixed data allowance rather than voice or SMS service. Its seven 30-day options range from 3 GB to 55 GB and use Japan-wide… Read the review → |
Strengths and trade-offs
Vodafone Travel eSIM — where it wins
- Travel Together shares 50 GB across up to five devices
- Unlimited plan includes 5 GB of high-speed data each day
- QR-code setup, top-ups, and 5G capability
Where it doesn't
- Unlimited speeds are reduced after 5 GB of high-speed data per day
- Plans are data-only, without a voice or SMS allowance
- Hotspot sharing is mentioned for the 10 GB plan
IIJ Japan Travel SIM/Digital — where it wins
- Seven fixed-data options from 3 GB to 55 GB, each valid for 30 days
- Japan-wide NTT DOCOMO 4G LTE coverage
- Data can be recharged during the usage period
Where it doesn't
- Data-only service; no voice or SMS
- eSIM installation requires online registration after purchase
- Mobile support is limited to iOS and Android
- Vodafone Travel eSIM9.0/10 · Paid
Japan data plans range from fixed bundles to unlimited and shared options.
Visit VodafoneFull verdict → - IIJ Japan Travel SIM/Digital8.4/10 · Paid
A data-only Japan eSIM with 3–55 GB bundles and 30-day validity.
Visit IIJFull verdict →
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update