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  1. Home
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TP-Link Archer AX21 vs Archer A8

Which Router Is Better?

    Top
    Main Differences
    Design
      DimensionsNetwork PortsUSB PortsIn The BoxWall/Ceiling Mount
    Wi-Fi
      Interior Long RangeInterior Short RangeWi-Fi SpecificationsMLO Implementation
    Wi-Fi Coverage
      Indoor Coverage - Same StoryIndoor Coverage - 1 Story AboveBroad Coverage
    Comments

Products

TP-Link Archer AX21
TP-Link Archer A8

Tested using Methodology v0.8.2

Updated Feb 10, 2026 04:41 PM

SEE PRICE
Amazon.com

Tested using Methodology v0.8.2

Updated Feb 10, 2026 04:01 PM

SEE PRICE
Amazon.com
TP-Link Archer AX21 Picture

Track

TP-Link Archer A8 Picture

Track

Wi-Fi Version
Wi-Fi 6 (ax)
Multi Band
Dual Band (2.4 / 5)
Test Configuration
Standalone
Wi-Fi Version
Wi-Fi 5 (ac)
Multi Band
Dual Band (2.4 / 5)
Test Configuration
Standalone

Our Verdict

TP-Link Archer AX21

TP-Link Archer A8

The TP-Link Archer AX21 is a dual-band Wi-Fi 6 router, and the TP-Link Archer A8 is a dual-band Wi-Fi 5 router. They deliver very similar performance, with the Archer A8 actually having slightly better range despite it being Wi-Fi 5.

GIFT THIS COMPARISON

0 

Variants

  • Archer AX21 (Black)
  • Archer A8 (Black)

Review

See TP-Link Archer AX21 Review
See TP-Link Archer A8 Review
1 
0 

Check Price

Black
Archer AX21
SEE PRICE
Amazon.com
Black
Archer A8
SEE PRICE
Amazon.com
Black
Archer AX21
SEE PRICE
B&H
Black
Archer A8
SEE PRICE
Walmart.com
Black
Archer AX21
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Black
Archer A8
SEE PRICE
B&H
Black
Archer AX21
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TP-Link
Black
Archer A8
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Black
Archer AX21
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Walmart.com
Black
Archer A8
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Main Differences for
Apartment/Condo

Threshold 

0.10

Apartment/Condo 
 

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Full Comparison

Design

Dimensions 
 

N/A
N/A

Dimensions Photo  

TP-Link Archer AX21 Dimensions Photo Sample

SAMPLE

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for pictures & test results

TP-Link Archer A8 Dimensions Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

Height 
 

Lock" (Lock cm)
Lock" (Lock cm)

Width 
 

Lock" (Lock cm)
Lock" (Lock cm)

Depth 
 

Lock" (Lock cm)
Lock" (Lock cm)

Depth With Cables 
 

Lock" (Lock cm)
Lock" (Lock cm)

Network Ports 
 

N/A
N/A

Ports Photo  

TP-Link Archer AX21 Ports Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

TP-Link Archer A8 Ports Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

WAN Port Speed 
 

Lock Gbps
Lock Gbps

LAN Port Count 
 

Lock
Lock

10 Gbps Ports 
 

Lock
Lock

2.5 Gbps Ports 
 

Lock
Lock

1 Gbps Ports 
 

Lock
Lock

10 Gbps Ports (SFP+) 
 

Lock
Lock

USB Ports 
 

USB-A 3.0 Ports 
 

Lock
Lock

USB-A 2.0 Ports 
 

Lock
Lock

USB-C Ports 
 

Lock
Lock

USB-C Speed 
 

N/A
N/A

In The Box 
 

In The Box Photo  

TP-Link Archer AX21 In The Box Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

TP-Link Archer A8 In The Box Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

Wall/Ceiling Mount 
 

N/A
N/A

Mount Photo  

TP-Link Archer AX21 Mount Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

TP-Link Archer A8 Mount Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

Mount Type 
 

Locked
Locked
Wi-Fi

Interior Long Range 
 

N/A
N/A

Long Range Graph  

TP-Link Archer AX21 Long Range Graph Sample

SAMPLE

JOIN NOW

for pictures & test results

TP-Link Archer A8 Long Range Graph Sample

SAMPLE

JOIN NOW

for pictures & test results

Lowest Speed 
 

Lock Mbps
Lock Mbps

Average 5GHz Speed 
 

Lock Mbps
Lock Mbps

Average 6GHz Speed 
 

N/A
N/A

Test Configuration 
 

Locked
Locked

Interior Short Range 
 

N/A
N/A

Short Range Graph  

TP-Link Archer AX21 Short Range Graph Sample

SAMPLE

JOIN NOW

for pictures & test results

TP-Link Archer A8 Short Range Graph Sample

SAMPLE

JOIN NOW

for pictures & test results

Highest Speed 
 

Lock Mbps
Lock Mbps

Average 5GHz Speed 
 

Lock Mbps
Lock Mbps

Average 6GHz Speed 
 

N/A
N/A

Test Configuration 
 

Locked
Locked

Wi-Fi Specifications 
 

N/A
N/A

Wi-Fi Version 
 

Locked
Locked

6GHz Band 
 

Locked
Locked

Multi Band 
 

Locked
Locked

DFS Channels 
 

Locked
Locked

MLO Implementation 
 

Beacon Frame  

TP-Link Archer AX21 Beacon Frame Sample

SAMPLE

JOIN NOW

for pictures & test results

TP-Link Archer A8 Beacon Frame Sample

SAMPLE

JOIN NOW

for pictures & test results

MLO Support  

Locked
Locked

EMLSR/EMLMR Support 
 

Locked
Locked

Max Number Of Simultaneous Links 
 

Locked
Locked

TID-To-Link Mapping Negotiation Support 
 

Locked
Locked
Wi-Fi Coverage

Indoor Coverage - Same Story 
 

Wi-Fi Coverage Map  

TP-Link Archer AX21 Wi-Fi Coverage Map Sample

SAMPLE

JOIN NOW

for pictures & test results

TP-Link Archer A8 Wi-Fi Coverage Map Sample

SAMPLE

JOIN NOW

for pictures & test results

Indoor Coverage - 1 Story Above 
 

Wi-Fi Coverage Map  

TP-Link Archer AX21 Wi-Fi Coverage Map Sample

SAMPLE

JOIN NOW

for pictures & test results

TP-Link Archer A8 Wi-Fi Coverage Map Sample

SAMPLE

JOIN NOW

for pictures & test results

Wi-Fi Coverage Map (Dual Mesh)  

TP-Link Archer AX21 Wi-Fi Coverage Map (Dual Mesh) Sample

SAMPLE

JOIN NOW

for pictures & test results

TP-Link Archer A8 Wi-Fi Coverage Map (Dual Mesh) Sample

SAMPLE

JOIN NOW

for pictures & test results

Broad Coverage 
 

Outdoor Coverage Map  

TP-Link Archer AX21 Outdoor Coverage Map Sample

SAMPLE

JOIN NOW

for pictures & test results

TP-Link Archer A8 Outdoor Coverage Map Sample

SAMPLE

JOIN NOW

for pictures & test results

Check Price

Black
Archer AX21
SEE PRICE
Amazon.com
Black
Archer A8
SEE PRICE
Amazon.com
Black
Archer AX21
SEE PRICE
B&H
Black
Archer A8
SEE PRICE
Walmart.com
Black
Archer AX21
SEARCH
BestBuy.com
Black
Archer A8
SEE PRICE
B&H
Black
Archer AX21
SEARCH
TP-Link
Black
Archer A8
SEARCH
BestBuy.com
Black
Archer AX21
SEARCH
Walmart.com
Black
Archer A8
SEARCH
TP-Link
Back to Top

TP-Link Archer AX21

TP-Link Archer A8

Comments

  1. Comparison
 • Posted 2 months ago

TP-Link Archer AX21 vs TP-Link Archer A8: Main Discussion

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