The Mercusys is cheaper and newer. The Deco gives ready-made coverage across several rooms.
Short answer
Mercusys MR70X - Wi-Fi 6, 3 LAN, VPN, EasyMesh and cheaper. Deco M4 - a Wi-Fi 5 mesh system with gigabit ports.
Key differences
| Spec | TP-Link Deco M4 | Mercusys MR70X |
|---|---|---|
| Type | mesh system | router |
| Wi-Fi | Wi-Fi 5, AC1200 | Wi-Fi 6, AX1800 |
| Wi-Fi speed | 300 + 867 Mbit/s | 574 + 1201 Mbit/s |
| Bands | 2.4 + 5 GHz | 2.4 + 5 GHz |
| WAN | WAN/LAN 1 Gbit/s | 1 × 1 Gbit/s |
| LAN | 2 × 1 Gbit/s (WAN/LAN) | 3 × 1 Gbit/s |
| Antennas | internal | 4 external |
| Mesh | Deco Mesh | EasyMesh |
| VPN | no | yes |
| Dimensions, weight | 190×90 mm, 365 g | 208.8×171.6×41.7 mm |
| Price | current prices | current prices |
Specs come from the device pages on Smartphone.ua.
Wi-Fi
300 + 867 vs 574 + 1201 Mbit/s.
Format
Compact units with internal antennas vs a router with 4 antennas.
Ports
2 WAN/LAN vs WAN and 3 LAN, all gigabit.
Verdict: who should buy which
- Ready-made mesh - TP-Link Deco M4.
- Wi-Fi 6 and price - Mercusys MR70X.
FAQ
Can the Mercusys form a mesh?
Yes, via EasyMesh.
Does the Deco have VPN?
Not according to the spec sheet.
Which is cheaper?
The Mercusys MR70X.