WiFi
UniFi or home mesh WiFi: which one suits each case
By IPProtec · · 6 min read
Quick answer
A home mesh WiFi system is enough for flats and small homes where cabling is not possible or not wanted. A UniFi network with wired access points suits villas, multi-storey homes and businesses, where speed across the whole property, outdoor areas, separate networks and the option to add cameras or access control on the same infrastructure all matter.
Both options spread several WiFi transmitters around the building so that a phone always connects to the nearest one. The main difference is how those transmitters talk to each other, and what you can do with the network afterwards.
The difference you notice most: cable or air
In a home mesh kit the nodes usually link to each other over WiFi. Part of the radio capacity goes to that link, and each wireless hop reduces the speed left for devices. With thick walls, concrete floors or long distances, the link between nodes degrades, and so does the whole area that depends on that node.
In a professional UniFi network each access point gets data and power through a network cable (PoE) from a switch. All the radio capacity is left for devices, and speed does not depend on how far the access point is from the router.
Comparison
| Aspect | Home mesh WiFi | Wired UniFi network |
|---|---|---|
| Installation | No building work: plug in and set up with an app | Requires a cable to each access point |
| Link between transmitters | Usually over WiFi | Network cable with PoE |
| Speed far from the router | Drops with each wireless hop | Maintained at every access point |
| Outdoors (garden, pool, terrace) | Most kits only offer indoor models | Outdoor access points on the same network |
| Separate networks (guests, smart home, work) | Basic guest network | Several networks and VLANs with rules between them |
| Management | Simple app, few options | Console with visibility of every device and client |
| Expansion | More nodes of the same system | More access points, switches, cameras and doors |
| Fees | Depends on the maker: some features are subscription-based | No licences or subscriptions |
When a home mesh is enough
- Flats and single-storey homes with light partition walls.
- Rented homes where cabling is not allowed.
- Few devices and ordinary use: browsing, video and occasional remote work.
- No plans to add cameras, access control or separate networks.
When a UniFi network pays off
- Villas and multi-storey homes, with load-bearing walls or concrete floors that block the signal.
- WiFi needed in the garden, pool, garage or outbuildings.
- Daily remote work, video calls and many devices connected at once.
- Offices, shops, restaurants and accommodation, where the internal network must be kept apart from the customers' one.
- You want the same infrastructure to carry video surveillance or access control.
The real cost of each option
A mesh kit is cheaper up front because there is no installation. A wired network adds the cost of cabling and a PoE switch, which is higher in a finished home than in a new build or renovation, where running cable costs very little. In return, cabling is the part that lasts longest: access points can be replaced in a few years without touching the building.
If you are building or renovating, the important decision is not which devices to fit but getting the conduits and cable in place. The devices can be chosen later.
FAQ
Is UniFi a mesh system?
UniFi can link access points over WiFi where there is no cable, but its usual and recommended setup is every access point wired to a PoE switch.
Can I keep using the mesh kit I already have?
If the kit supports a wired link between nodes, cabling them improves the result considerably. Mixing mesh nodes with access points from another system on the same network is not advisable, because roaming between transmitters is no longer coordinated.
How many UniFi access points replace a three-node mesh kit?
It depends on the layout and building materials, not on the number of nodes. It is decided with a coverage study on the floor plan.