Mesh Wi‑Fi
Consumer mesh systems coordinate multiple nodes under one management system and usually one network identity. Nodes may use wireless backhaul, Ethernet backhaul or both, depending on the product.
Extenders and repeaters
An extender receives an existing wireless signal and rebroadcasts connectivity into another area. Because its upstream link is also wireless in many designs, placement is a compromise: it needs a good link back to the main router and must still reach the weak area.
Wired access points
A wired access point receives network connectivity over Ethernet and provides Wi‑Fi locally. Where cabling is available, this removes the wireless backhaul from the radio airtime equation and can provide more predictable capacity.
Roaming
Modern systems can help clients roam between access points, but the client device still has significant control over when it moves. Adding more nodes does not automatically improve performance if their coverage overlaps poorly or backhaul is weak.
Choose based on the house
Consider building materials, floors, cable availability, number of devices, location of the internet entry point and whether the main problem is coverage or total capacity. The best topology is not always the newest product category.