ASUS RT-AX88U WiFi 6 vs TP-Link Archer AX21 WiFi 6 Router
Specs compared
| Spec | ASUS RT-AX88U WiFi 6 | TP-Link Archer AX21 WiFi 6 Router |
|---|---|---|
| Capacity | nullGB | nullGB |
| Interface | WiFi 6 | WiFi 6 (802.11ax) |
| Form Factor | Router | Router |
| Read Speed | — | — |
| Write Speed | — | — |
| Endurance | — | — |
| Warranty | 3 years | 2 years |
| Value Score | 75.0 | 50.0 |
| Price / TB | $0.00/TB | $0.00/TB |
| Current Price | $179.99 | — |
Our verdict
ASUS RT-AX88U WiFi 6 significantly wins our Value Score comparison (75.0 vs 50.0), making it the better-value routers at current Amazon prices. ASUS RT-AX88U WiFi 6 carries a longer 3-year warranty vs 2 years for the TP-Link Archer AX21 WiFi 6 Router. Value Score is calculated daily from price, benchmark performance, and warranty — so rankings shift as prices change. Check back to see if today's winner still leads.
Value Score combines price per TB (35%), speed (25%), endurance (20%), warranty (10%), and reviews (10%). Updated daily from Amazon.

