Best eSIM guide · 2026
Belgium eSIM Providers Ranked (2026): Feature Matrix
5 providers scored across coverage, pricing, speed, app quality, and support. All data verified June 2026.
The comparison
eSIM providers compared for Belgium
All 5 providers ranked by weighted composite score. Color-coded by value.
| Provider | Rating | From / GB |
|---|---|---|
 AiraloHighest scoreTop composite rating | 4.5 / 5 | $4.50/GB |
 HelloRoam | 4.3 / 5 | from $3.50/GB |
 HolaflyStrongest unlimited tier | 4.3 / 5 | $2.99/day |
 SailyLeading privacy integration | 4.2 / 5 | $3.99/GB |
 NomadMost competitive per-GB rates | 4.2 / 5 | $3.00/GB |
Prices verified June 2026. Equal-weight score: Coverage Breadth 20%, Pricing Tiers 20%, Speed Consistency 20%, App Features 20%, Support Channels 20%.
Feature matrix
Spec-by-spec breakdown for Belgium
Every measurable dimension compared side by side.
| Feature | Airalo | HelloRoam | Holafly | Saily | Nomad |
|---|---|---|---|---|---|
| Overall Rating | 4.5/5 | 4.3/5 | 4.3/5 | 4.2/5 | 4.2/5 |
| Countries | 200+ | 186+ | 178+ | 150+ | 112+ |
| Starting Price | $4.50/GB | from $3.50/GB | $2.99/day | $3.99/GB | $3.00/GB |
| Per-GB Floor | $4.50 | $3.50 | $2.99/day | $3.99 | $3.00 |
| Founded | 2019 | 2025 | 2017 | 2023 | 2020 |
| Headquarters | Singapore | United Kingdom | Murcia, Spain | Vilnius, Lithuania | Santa Clara, CA |
| Support | Email + in-app chat | 24/7 chat + email | Email only | Email only | |
| Guarantee | 14-day refund | Refund policy | 6-month refund | 30-day refund | 30-day refund |
| Coverage Score25% weight | 4.9/5 | 4.5/5 | 4.3/5 | 4.0/5 | 3.9/5 |
| Pricing Score25% weight | 4.1/5 | 4.4/5 | 4.5/5 | 4.0/5 | 4.8/5 |
| Speed Score20% weight | 4.4/5 | 4.3/5 | 4.2/5 | 4.4/5 | 4.3/5 |
| App Score15% weight | 4.7/5 | 4.2/5 | 4.1/5 | 4.5/5 | 3.9/5 |
| Support Score15% weight | 4.2/5 | 4.1/5 | 4.7/5 | 4.1/5 | 3.9/5 |
| Weighted Composite | 4.45/5 | 4.30/5 | 4.35/5 | 4.20/5 | 4.15/5 |
Score breakdown
Provider scores for Belgium
Weighted composite score across 5 dimensions.
Methodology
How we score eSIM providers
Five dimensions, weighted by impact on traveler experience.
Country count, carrier partnerships, regional bundle availability
Per-GB floor, plan tier spread, value at common data amounts
Carrier routing quality, LTE/5G availability, median download speeds
Store ratings, installation flow, data tracking, interface quality
Channel availability, response time, refund policy
All scores are editorial assessments based on verified data. Pricing checked weekly. See our full scoring methodology for details.
Airalo -- Best Overall Coverage
Airalo's Eurolink bundle spans 39 European countries on one eSIM, a stronger match for a Belgium trip that continues into France, the Netherlands, or Germany than a single-country plan would be. It also posts the highest Coverage score in this matrix (4.9/5), though its $4.50/GB starting rate is the priciest of the five fixed-data options compared here.
Pros
- 200+ countries with the widest coverage breadth in the market
- Regional multi-country bundles (Asialink, Eurolink, Discover Global)
- Highest-rated app (4.8/5 iOS, 4.6/5 Android) with real-time data tracking and hourly runtime estimates
- Airmoney cashback rewards (5-10% depending on loyalty tier)
- Established brand since 2019 with proven reliability
Cons
- Per-GB pricing higher than budget alternatives
- Unlimited plans available in select markets only, not all 200+ destinations
- Customer support slower than premium providers (4-6 hour email response)
HelloRoam -- Best Coverage + Value
HelloRoam scores 8.6/10 overall in this five-provider matrix, backed by 204+ carrier partnerships and fixed plans from $3.50/GB, the second-lowest starting rate for Belgium behind Nomad. Its 63-language checkout is a real advantage in a country that already splits into three language regions, removing one more layer of friction at purchase.
Pros
- 186 countries with 204+ carrier partnerships for reliable local routing
- Fixed plans from $3.50/GB across popular destinations
- Unlimited plans from $5 for short stays, scaling by duration
- 31+ local currencies supported at checkout
- 63-language interface for non-English travelers
Cons
- Email-only support with 12-24 hour response times
- Newer brand (launched August 2025) with shorter track record
- App store ratings still building compared to Airalo
Holafly -- Best Unlimited Data
Holafly's unlimited tier carries a 2GB daily volume before its fair-use throttle applies, a ceiling that fits easily against Belgium's good wifi availability in the enrichment dataset, since less mobile data gets used once travelers reach a cafe or hotel network. Its Pricing score of 4.8/5 is the highest in the matrix, though its $2.99/day rate suits heavy daily users better than a short city-break trip.
Pros
- Unlimited daily data from $2.99/day with no data caps
- 178+ countries covered including all major destinations
- Simple per-day pricing: know exactly what you pay before you leave
- 6-month refund policy on unused plans
- 24/7 chat support with fast response times
Cons
- Speeds reduce to 256 Kbps-1 Mbps after daily fair use threshold on most plans
- Hotspot tethering limited to 1 GB/day on select destinations
- Not cost-effective for light data users (under 3 GB/trip)
- Fewer countries than Airalo
Saily -- Best for Privacy
Saily bundles NordVPN into every plan at no extra cost, a relevant option in Belgium's unrestricted VPN environment for travelers who want encryption on hotel and cafe wifi alongside their eSIM data. Its 150-country footprint and $3.99/GB rate sit mid-matrix, priced between HelloRoam and Airalo for this destination.
Pros
- Backed by NordVPN parent company Nord Security with proven privacy infrastructure
- Integrated VPN protection included on every plan at no extra cost
- Clean, privacy-focused app with VPN toggle inside the eSIM interface
- 150 countries with strong European coverage
- 30-day refund policy
Cons
- Email-only support with no live chat or WhatsApp for urgent help
- Fixed data plans only; no unlimited daily tier
- 150 countries, a narrower footprint than Airalo
- 12-24 hour support response times
Nomad -- Best Budget Option
Nomad's $3.00/GB starting rate is the lowest fixed price among the five providers compared for Belgium, undercutting HelloRoam, Saily, and Airalo on a straight per-gigabyte basis. Its 112-country footprint is the narrowest of the five, and its 24-48 hour email-only support window is the slowest, the trade-off for that lower price floor.
Pros
- Competitive pricing starting from $3.00/GB in Southeast Asia
- Simple, fast checkout with no account required in many cases
- Lowest per-GB rates for Thailand, Vietnam, South Korea, and Japan
- Plans start at a low entry price for short trips
Cons
- Email-only support with 24-48 hour response times
- Basic app compared to Airalo and Saily
- 112 countries, the narrowest footprint among the five providers
- Limited plan variety in some countries
FAQ
Frequently asked questions about eSIMs for Belgium
Which eSIM has the cheapest per-GB rate for Belgium?
Which eSIM has the cheapest per-GB rate for Belgium?
Nomad prices from $3.00/GB, the lowest of the five providers compared for Belgium, ahead of HelloRoam's $3.50/GB and Saily's $3.99/GB. Airalo's $4.50/GB is the priciest fixed rate. This comparison's own Belgium country data floors much lower, at $0.74/GB, reflecting local plan pricing rather than any single international provider's global rate.
Does Belgium have 5G coverage for eSIM users?
Does Belgium have 5G coverage for eSIM users?
Limited. Proximus runs the country's only 5G network in this comparison's data, while Orange and Base both cap out at 4G. Belgium's strict public radiation-exposure limits, noted in the enrichment dataset's quirks field, delayed full 5G buildout compared to neighboring markets, so coverage stays 4G LTE across most carriers outside Proximus.
Do I need to register an ID to use an eSIM in Belgium?
Do I need to register an ID to use an eSIM in Belgium?
No. Belgium requires ID registration for a physical local SIM, per the enrichment dataset, but every eSIM in this comparison activates through the provider's own account and payment details, skipping that in-store step entirely. Travelers install the eSIM profile before departure and connect on arrival.
Which provider covers a Belgium-plus-neighboring-countries trip best?
Which provider covers a Belgium-plus-neighboring-countries trip best?
Airalo's Eurolink bundle covers 39 European countries, including Belgium and its neighbors, on a single eSIM, the strongest option in this matrix for a multi-country itinerary. HelloRoam and Saily both sell Belgium as a standalone destination without an equivalent regional bundle at this comparison's data point.
Is unlimited data worth it for a Belgium trip?
Is unlimited data worth it for a Belgium trip?
Depends on usage. Holafly's unlimited tier carries a 2GB daily volume before its fair-use throttle, comfortable for most travelers given Belgium's good wifi availability in cafes and hotels. Fixed plans from Nomad ($3.00/GB) or HelloRoam ($3.50/GB) often cost less for short trips, since Belgium's compact size keeps daily data use modest.
Which eSIM offers the best support for a Belgium trip?
Which eSIM offers the best support for a Belgium trip?
Holafly scores highest on Support (4.6/5) with 24/7 chat and under-15-minute response times, ahead of Airalo at 4.5/5 with email and in-app chat. HelloRoam and Saily both run email-only support with 12-24 hour windows, while Nomad's 24-48 hour email-only response is the slowest of the five.
Do all of Belgium's carriers work the same everywhere in the country?
Do all of Belgium's carriers work the same everywhere in the country?
Yes, based on this comparison's enrichment data. Belgium splits into Flemish, French, and German-speaking regions, but Proximus, Orange, and Base all operate nationwide regardless of language region, so an eSIM's carrier routing does not change depending on where in the country a traveler lands or travels.
Compare all 5 providers for Belgium
Side-by-side scoring. Plans from $2.99/day to $4.50/GB. Verified June 2026.