The Best 4G External Antennas in the UK: Improve Your Signal Strength with the Right Antenna
Why 4G External Antennas Matter in the UK
With over 95% of the UK covered by 4G from at least one network, you might expect fast, stable internet everywhere — but that’s far from the reality. Rural areas, static caravans, remote homes, and off-grid properties often sit in low-signal zones. Even with a good router, a weak 4G signal can lead to buffering, slow downloads, or total dropout.
This is where 4G external antennas come in. These powerful tools boost your router’s ability to receive a signal, often improving speeds by 50–200% in poor coverage areas. By placing the antenna outside, away from interference and closer to the mobile mast, you increase your chances of stable, reliable 4G internet.
With landlines starting to be turnt off across the UK. achieveing a strong 4G signal is even more important. 4G external antennas can help you achive this
Notice: Some of the links below are affiliate links. This means that, at zero cost to you, offgridwifi.co.uk may earn an affiliate commission if you click through the link and finalize a purchase.
What Is a 4G External Antenna?
A 4G external antenna connects to a compatible 4G router or modem and is mounted outside your home, caravan, or property. Its purpose is to capture the mobile signal more effectively than a router’s internal or stubby antenna, especially in areas with low signal.
Key Benefits:
Improved signal reception in rural and off-grid locations
Faster download/upload speeds
More stable connection, especially in caravans or mobile setups
Essential in metal-clad buildings, where signal penetration is poor
Types of 4G External Antennas
Choosing the right antenna depends on your location, use case, and signal environment.
Directional Antennas
Pointed toward the nearest mobile mast for best results.
Ideal for rural homes, static caravans, and farms.
Offer the highest gain (typically 8–11 dBi or more).
Omnidirectional Antennas
Receive signal from all directions.
Great if the mast location is unknown or in urban areas.
Lower gain (2–5 dBi), but easy to set up.
MIMO Antennas
“Multiple Input, Multiple Output” technology.
Required for true 4G speeds (two cables and signal channels).
Many 4G routers support MIMO — always check compatibility.
Why a Signal Survey Matters First
Before installing any antenna, a signal survey is crucial. It tells you:
✅ If you have usable 4G or 5G signal at your location
✅ Which network provides the best speeds
✅ Whether a directional or omnidirectional antenna is needed
✅ Which direction to point your antenna (mast location)
✅ If a higher mast or indoor-only solution will suffice
Full signal survey
OFFGRIDWIFI.co.uk full signal survey not only checks all networks at your location, we check to see if its suitable for 5G WIFI (e.g. streaming, video chat, browsing) and also provide the location of each Antenna. This is super important when purchasing external antenna kits to maximise signal strength, speed, and reliability.
For those who dont need a full signal survey , You can also find some basic signal information at offcom.com
Top 5 4G External Antennas in the UK (2025)
Below are OffgridWIFI.co.uk selection of the best 4G antennas in the UK right now.
We compare features, capability, and value for money
1. Poynting XPOL-1 V2 – Omnidirectional MIMO Antenna
Best for: Urban homes, portable setups, unknown mast direction
If you’re not sure where your nearest 4G mast is — or if signal comes from more than one direction — this is a safe and easy choice. The XPOL-1 V2 is great for homes, caravans or cabins with average signal, where you just want a reliable boost without messing with complicated installs. No aiming needed — it picks up signal from all directions and supports MIMO, which means better speeds and stability.
Rating: ★★★★☆ (4.5)
“We plugged it in and saw instant improvement. No setup stress, just better signal.”
📡 Signal Boost: Up to 4x better (4 dBi gain)
🧰 Good For: Homes, cabins, caravans with OK signal
🔧 Installation: Window, pole or wall mount — easy
💷 Price: Around £85
💰 Value for Money: 4/5
2. Poynting XPOL-2 V3 – Best for Poor Signal (Directional)
This is the top choice if your 4G signal is weak or patchy, and you’re in a remote or rural area. It needs to be pointed towards the nearest 4G mast — but don’t worry, we can help with that using a signal survey. Once pointed, it gives you a strong, stable connection with speeds up to 10x better than indoors. Fully waterproof and built for the UK weather.
Rating: ★★★★★ (4.9)
“Game changer for our rural home — we went from buffering to streaming Netflix in HD.”
📡 Signal Boost: Up to 11 dBi — serious improvement
🧰 Good For: Farms, rural homes, poor-signal caravans
🔧 Installation: Wall or pole — needs aiming
💷 Price: Around £135
💰 Value for Money: 5/5
3. Panorama WMM8G-7-27 – Great for Outbuildings & Offices
If you’re running a business from a barn, workshop, or remote office, this antenna is a smart pick. It gives a steady connection and works well once aimed at the nearest mast. It’s slightly cheaper than the XPOL-2 and still gives a very solid boost in most areas. The casing is tough and weatherproof — great for UK farms or countryside businesses.
Rating: ★★★★☆ (4.4)
“Used this on our barn conversion. Now getting 40 Mbps with a stable connection.”
📡 Signal Boost: 7–9 dBi
🧰 Good For: Sheds, farm offices, remote businesses
🔧 Installation: Easy with included mount
💷 Price: Around £95
💰 Value for Money: 4/5
4. Poynting Puck – Compact But Powerful MIMO Antenna
Don’t let the size fool you — this small round antenna (nicknamed “The Puck”) is rugged, waterproof, and offers real signal improvement. Perfect for touring caravans, vehicles, or small homes, it supports full MIMO (which helps boost speeds and stability) and doesn’t need to be pointed anywhere specific. A good balance of performance and simplicity — and easy to mount on a wall, roof or pole.
Rating: ★★★★☆ (4.6)
“Didn’t expect much from the size, but our signal doubled instantly. Quietly brilliant.”
📡 Signal Boost: 3–5 dBi (omnidirectional)
🧰 Good For: Motorhomes, static caravans, semi-rural homes
🔧 Installation: Stick-on or bolt-down options, very easy
💷 Price: ~£75
💰 Value for Money: 4/5
5. Maswell 4G LTE / 5G Directional Antenna – For Remote and Rural Dead Zones
If you live somewhere with barely any mobile signal, this antenna is a powerful fix — but only if you can point it at the nearest 4G or 5G mast. The Maswell is an ultra-directional, high-gain antenna, perfect for farms, remote holiday homes, or off-grid cabins. You’ll get the best results if you do a signal survey first, to help with alignment. Once correctly set up, it can turn unusable connections into fast, stable internet.
Rating: ★★★★☆ (4.3)
“We live miles from any mast, but now we can stream and work online reliably.”
📡 Signal Boost: Up to 12 dBi gain (very high)
🧰 Good For: Farms, rural homes, dead zones
🔧 Installation: Wall or pole mount, needs precise aim
💷 Price: Around £60–£75
💰 Value for Money: 4/5
Don’t Forget the Router
To get the best performance from any 4G external antenna, you need a compatible router. Most high-performance antennas are designed for MIMO routers with TS9 or SMA connectors. we have Great reviews on 4G routers to help you chose the best one (find out more here)
Final Thoughts
If you’re in the UK and struggling with poor mobile internet, a 4G external antenna can dramatically improve your experience. Whether for a rural cottage, static caravan, farm, or garden office, the right antenna paired with the right router makes all the difference. Start with a signal survey, pick the right setup — and get online, anywhere.
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