How do I activate an eSIM on iOS?

On iPhone: Go to Settings > Cellular > Add eSIM. Scan the QR code provided by your carrier or paste the activation code. Once added, make sure to enable Data Roaming for the eSIM only. If no service appears, toggle Airplane Mode for 10 seconds and try again.

How do I activate an eSIM on Android?

On Android: Go to Settings > Network & Internet > SIMs > Add eSIM. Choose to scan the QR code or enter the activation code manually. Once added, set the eSIM as your Data SIM and enable Mobile Data. Some devices may require a restart for the eSIM to be fully activated.

Can I keep my physical SIM active while using an eSIM?

Yes, you can keep your physical SIM active for calls and SMS while using the eSIM for mobile data. Most devices allow you to select which SIM handles data, calls, or texts separately.

What should I do if my eSIM does not activate?

If your eSIM fails to activate, double-check the QR code or activation code. Ensure your device is connected to Wi-Fi during activation. Restart your device, and if it still doesn’t work, contact your eSIM provider for troubleshooting or request a replacement QR code.

Best eSIM for Belgium (2025) | Brussels, Bruges & Beyond

Quick Answer: Visiting Belgium in 2025? From the historic streets of Brussels and Bruges to the modern vibes of Antwerp and Ghent, an eSIM is the fastest way to get connected. No more physical SIM cards — just scan, activate, and enjoy instant 4G/5G from Proximus, Orange Belgium, or BASE. This guide compares the best Belgium eSIMs, with updated prices, coverage, and setup steps.

Why use an eSIM in Belgium?

Instant connection when you land at Brussels Airport (BRU).
Reliable coverage in cities and small towns like Leuven & Namur.
Seamless cross-border use with France, Netherlands, Germany, and Luxembourg.
Keep your main SIM for calls while using eSIM for cheap data.

Top Picks (2025)

Airalo: Affordable 1–10 GB plans, perfect for tourists.
Holafly: Unlimited-style plans for heavy data use.
Nomad: Regional EU plans — great if also visiting nearby countries.

Belgium eSIM Prices (2025)

Provider	Plan	Price (USD)	Validity	Best for
Airalo	1–3 GB	$5–$8	7–15 days	Short city trip
Airalo	5–10 GB	$12–$20	30 days	Touring Flanders & Wallonia
Holafly	Unlimited-style	$27–$65	5–30 days	Heavy data users
Nomad	Europe-wide	$14–$29	7–30 days	Multi-country train travel

Coverage & 5G in Belgium

Proximus: Largest coverage, especially rural.
Orange Belgium: Strong in cities and suburbs.
BASE: Solid budget option with decent 5G in big cities.

5G: Widely available in Brussels, Antwerp, Ghent, Leuven, and expanding fast.

Travel Connectivity

Belgium is a hub for EU travelers. Trains to Paris, Amsterdam, and Cologne often keep good data service. Free Wi-Fi is available at stations, hotels, and cafes.

Setup Guide

Buy an eSIM plan (Airalo, Holafly, Nomad).
Receive a QR code by email.
On iPhone: Settings → Cellular → Add eSIM. On Android: Settings → Network → Add eSIM.
Scan QR, assign it to Mobile Data.
Enable Data Roaming for the eSIM.
Restart and test with Google Maps.

Which plan should I choose?

Weekend in Brussels/Bruges: Airalo 1–3 GB.
Business trip: Holafly unlimited.
EU tour: Nomad Europe plan.

Tips to save data

Download Google Maps offline for Brussels & Antwerp.
Use hotel Wi-Fi for heavy uploads.
Stream in SD when on mobile data.

Troubleshooting

No service? Toggle airplane mode, check roaming.
Slow speed? Force switch from 5G to 4G.
Hotspot issues? Airalo/ Nomad allow tethering, Holafly may restrict.

FAQs

Is 5G available? Yes, in major cities and expanding rapidly.

Do I get a Belgian number? Most eSIMs are data-only, but WhatsApp & calls work via data.

Internal Links

Disclosure: This post may contain affiliate links. Prices valid as of 2025.