In short
Business mobile broadband is internet access over a mobile network rather than a fixed line. It comes as portable hotspots (MiFi), data SIMs or eSIMs in laptops and tablets, in-vehicle routers and 5G routers for premises, and it can back up a fixed line. The right choice depends on how many people share it, where they work and how you manage the devices.
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Your business mobile broadband options
Mobile broadband for business is a family of options rather than one product, all giving you mobile internet wherever the network reaches. The main ones are:
- Portable hotspots (MiFi). A small battery-powered device that creates a Wi-Fi network for laptops, tablets and phones. Good for small teams on the move.
- Data SIMs in laptops and tablets. Devices with built-in mobile connectivity take their own data SIM or eSIM and connect without a hotspot.
- In-vehicle routers. Routers powered by the vehicle that give vans, buses and mobile units their own Wi-Fi and connect equipment on board.
- Phone hotspot. Sharing a phone's mobile data. Handy occasionally, but it drains the phone and ties the laptop to whoever has the phone.
- Fixed wireless routers. Routers for a building or site, covered in our guide to 5G business broadband.
All of them run on the same networks as your phones, so coverage where people work is the first thing to check; see business mobile coverage.
Choosing the right option
Match the option to the way people actually work:
| Situation | Usually the best fit | Watch out for |
|---|---|---|
| One person working on the move | A data SIM or eSIM in the laptop or tablet | The device must have built-in mobile connectivity |
| Two to five people at a site or event | A portable hotspot | Battery life and the number of devices it supports |
| Vans, field units and mobile offices | An in-vehicle router | Installation, power and antenna placement |
| Occasional, unplanned use | A phone hotspot | Phone battery, data on the phone's plan, and security |
| A building or site | A fixed wireless router | Signal at the router and whether you need a static IP |
| Card machines, cameras and sensors | A data SIM or IoT SIM in the device | 2G-only equipment, which will stop working when 2G is switched off |
Many businesses use a mix: data SIMs in the tablets of field staff, a hotspot kept for events, and a 5G router as backup at head office. Our business data SIM guide explains when a SIM in the device beats a hotspot, and when you are ready to weigh up plans, our guide to business mobile broadband deals sets out what to look for.
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Mobile broadband for small businesses
Small business mobile broadband does not need to be complicated. For a sole trader or a team of a few people, it usually comes down to one of these:
- A data SIM in the laptop or tablet for someone who works on the move, so they are online the moment they open it, without tethering to a phone.
- A portable hotspot shared by a small team at a client's office, a market stall, a pop-up or an event.
- A 5G router at the premises for a shop, studio or site office that is waiting for a fixed line, or does not have one. See 5G business broadband.
- A backup connection that keeps card payments, cloud apps and calls going if the main broadband fails.
Small business mobile internet is often good enough to run on day to day, especially for email, cloud accounting, card payments and video calls. How well it works depends on the signal where you use it and how many people share the connection, so check coverage at your address first and size the data on what you actually use. Unlimited data plans are available on some networks, subject to their fair use terms; we can help you work out whether unlimited or a set allowance suits you.
If you also want office broadband and mobiles from one conversation, see business broadband and mobile, and for fixed broadband at your premises, our sister site covers business broadband.
Business mobile broadband from the networks we can supply
Each network sells business mobile broadband in its own way. In brief, and in each network's own terms:
EE Business EE Business offers business mobile broadband on portable 4G and 5G Wi-Fi devices and 5G hubs, alongside business tablets and laptops, business eSIMs, and fixed wireless access routers for premises, with routers available for 4G, 5G and 5G+. See EE Business mobile broadband.
Three Business Three Business sells 5G MiFi mobile broadband, data only SIM plans (as eSIM or physical SIM) and 5G Business Broadband for premises, with eero mesh Wi-Fi as an option. See Three Business mobile broadband and Three Business data SIMs.
Three's small print: 5G Business Broadband: "Subject to coverage. Performance may vary."
O2 Business O2 Business offers 4G mobile broadband as a connection before a fixed line arrives and as a temporary or automatic back-up for premises. For connected equipment it offers IoT SIMs managed from a single portal. We can supply O2 Business.
Vodafone Business Vodafone Business offers data-only SIMs for tablets, dongles and mobile Wi-Fi, mobile Wi-Fi devices that it says connect up to 10 devices at a time, data dongles, connected tablets and laptops, and the GigaCube 4G and 5G router for teams. We can supply Vodafone Business.
Prices and data allowances depend on the network, device and term, and we confirm them at quote. For data only SIM plans on their own, see our sister site's guide to the business data only SIM.
Need help choosing?
We will recommend what fits your organisation and explain why, in plain English.
Keeping data use and spend under control
Mobile broadband is easy to over-use. A laptop on a hotspot behaves as if it were on office Wi-Fi: it downloads operating system updates, syncs cloud storage and backs up photos. A few settings make a big difference:
- Mark the connection as metered. Windows lets you mark a connection as metered so large downloads wait, and Apple devices have a Low Data Mode that cuts background data.
- Schedule big updates for Wi-Fi. Use your device management tools to defer large updates until devices are back on office or home Wi-Fi.
- Set spend caps. Set spend caps or spend limits on each line where the network offers them; we can set out what each network offers for your account.
- Size the data properly. Look at what similar users already consume before choosing a plan, rather than guessing.
- Review usage regularly. Bill analytics such as Three Business's Three Analyst show which lines use the most data; we can help you review usage across networks.
For larger fleets, a clear company mobile phone policy that covers tablets and hotspots stops surprises.
Three's small print: "See full terms and conditions on Three Analyst."
Security on mobile broadband
A personal hotspot or data SIM is generally safer than public Wi-Fi in a café or hotel, because the connection is not shared with strangers. It still needs care:
- Change the default Wi-Fi name and password on hotspots, and the admin password on routers
- Keep laptops and tablets enrolled in mobile device management software, so lost devices can be locked or wiped
- Use a VPN or a zero-trust access service for company systems
- Keep endpoint and mobile threat protection up to date
- Do not leave hotspots switched on and unattended in public places
For organisations that want mobile devices to reach company systems over a private connection, EE Business offers a Data VPN service and O2 Business lists private static IP and IPsec VPN options for IoT. For mobile security software we can supply, see mobile security software licensing.
Mobile broadband abroad
Most mobile broadband plans can be used abroad on the network's roaming terms, but data use abroad can be expensive outside included zones, and some services are designed for UK use only. Three Business, for example, describes its 5G Business Broadband as a UK service for premises rather than for roaming.
Before anyone travels with a hotspot or data SIM, check the roaming terms for the destination, set spend caps, and consider whether staff need data abroad at all. See our business roaming guide.
How we help
We can help you choose between hotspots, data SIMs, in-vehicle routers and 5G routers, check coverage where your people work on the networks we can supply, and set up spend caps and device management so your business mobile broadband stays under control. Pricing depends on the network, devices and data, so ask us for a quote; our guide to business mobile broadband deals explains what drives the cost.
Our sister site also covers business SIM only plans and business data only SIMs.
Contact us to talk about mobile broadband for your business.
More on business mobile broadband
How Forever Communications helps with business mobile
We help UK organisations choose, set up and run business mobile: plans, SIMs and eSIMs, phones, mobile broadband, 5G and the device management that keeps a fleet under control.
- Start with what you have: we look at your current contracts, end dates, users and devices before suggesting anything new
- Four networks, one conversation: we supply EE Business and Three Business, and can also supply O2 Business and Vodafone Business, so you can choose the network that works where your people work
- Airtime first, devices your way: we focus on getting your airtime costs down, so you can buy iPhone, Samsung Galaxy and other devices separately and set them up to enrol in your mobile device management
- Moving without losing numbers: we help you plan the switch and keep your existing business mobile numbers
- Beyond the phone: 5G for business, mobile broadband and data SIMs for sites, vehicles and backup connections
- Device management and mobile security: MDM and mobile threat defence from vendors such as IBM, Sophos, Check Point, CrowdStrike and Lookout, plus Jamf, Ivanti, Microsoft Teams Phone Mobile and Mobile Voice Recording with EE Business; see mobile device management and security
Forever Communications is part of Forever Group. Ask us for a quote and we will set out the plans and services that fit your team.
Frequently asked questions
What is business mobile broadband?
Business mobile broadband is internet access over a mobile network rather than a fixed line, using portable hotspots, data SIMs or eSIMs in laptops and tablets, in-vehicle routers or 5G routers for premises.
Is mobile broadband good enough for a small business?
For many small businesses, yes, especially for email, cloud apps, card payments and video calls. It depends on the signal where you work and how many people share the connection, so check coverage at your address and size the data on what you use. We can help you test before you commit.
Can business mobile broadband be a backup for a fixed line?
Yes. A 5G or 4G router, or a firewall with a mobile link, can take over if the main broadband fails. O2 Business, for example, offers mobile broadband as a temporary or automatic back-up, and Vodafone Business offers Hybrid Broadband with automatic 4G backup. Test the failover before you need it.
Can I use a business data SIM in a laptop or tablet?
Yes, if the laptop or tablet has built-in mobile connectivity: it takes a data SIM or eSIM and connects without a hotspot. Devices without it can use a portable hotspot instead. See our business data SIM guide.
How do I stop mobile broadband running up charges?
Set spend caps or spend limits on each line where the network offers them, mark mobile connections as metered so large updates wait for Wi-Fi, size the data on real usage, bar roaming on devices that stay in the UK and review usage regularly.
Is a MiFi better than using my phone as a hotspot?
For regular use, usually yes. A dedicated hotspot or a data SIM in the laptop keeps the phone's battery and data free, works when the phone's owner is elsewhere and is easier to manage across a team.
How much data does a business mobile broadband user need?
It varies widely. Email and browsing use little, while video calls, cloud sync and operating system updates use a lot. Look at what similar users already consume, set devices to treat mobile connections as metered, and use spend caps. We can help you size plans.
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