Quick Answer
TP-Link AX1800 WiFi 6 Router (Archer AX21 V5) – Dual Band Wi

The TP-Link Archer AX21 (AX1800) is the best router under $100 — Wi-Fi 6 speeds, easy setup and coverage for homes up to 1,500 sq ft. It was $50.99 when we last checked its price on June 27; confirm the current price on Amazon.

See Today’s Price →
How we choose: Picks are compared on published manufacturer specifications and measurements from named independent reviewers, alongside current prices and Amazon customer ratings. We do not test products ourselves. Learn about our research process | Last updated: September 2026

At a Glance

#ProductAwardPriceWiFi StandardSpeedCoverageScore
1 Our Top Pick $50.99
Buy →
— — — 6.3
2 Best Wi-Fi 7 Value $98
Used — not a new unit
Buy →
— — — 7.9
3 Best Travel Router $39.99
Buy →
— — — 6.7

Score Breakdown

TP-Link AX1800 WiFi 6…TP-Link Dual-Band BE3…GL.iNet GL-SFT1200 (O…
Overall6.37.96.7
Value––
95
Range
65
73
65
Speed
73
80
80
Reliability
50
85
55

Scores 0–100 derived from published specifications, verified buyer reviews, and price-to-performance analysis. 0 = feature not present. – = insufficient data. How we score →

Router Under $100 Buying Guide

Best Router Under $100 2026: Wi-Fi 5, Wi-Fi 6 & MeshPhoto by Brett Sayles / Pexels

Our Top Pick

TP-Link Archer AX21 AX1800 Wi-Fi 6 Router — TP-Link Archer AX21 brings Wi-Fi 6 to the budget category — the best value router available at any price point.

Travel Pick: GL.iNet GL-SFT1200 (Opal) — a pocket-sized travel router that runs OpenWrt with built-in VPN clients.

TP-Link AX1800 WiFi 6 Router (Archer AX21 V5) – Dual Band Wi
TP-Link AX1800 WiFi 6 Router (Archer AX21 V5) – Du...
$50.99
See Full Review →

Key Specs: Wi-Fi Generation, Throughput, and Device Count

When shopping for a router under $100, the most important specs are Wi-Fi generation (6 is the current standard, 7 is emerging), combined throughput (AX1800 is the minimum for modern homes), and the number of simultaneous device connections supported.

Wi-Fi 6 OFDMA: Handles 15+ Devices Simultaneously

Wi-Fi 6 (802.11ax) supports OFDMA technology, which allows the router to communicate with multiple devices simultaneously rather than taking turns — critical in households with 15+ connected devices.

Coverage Range: Expect 60-70% of Advertised Numbers

Coverage range is often overstated in marketing materials; real-world performance in homes with walls and interference typically comes in at 60–70% of advertised range. Dual-band (2.4GHz + 5GHz) is the minimum; tri-band adds a second 5GHz band that reduces congestion but costs more. For most households under 2,000 sq ft with 15–30 devices, a dual-band Wi-Fi 6 router in the AX1800–AX3000 range is sufficient without spending on mesh systems. If your internet feels slow despite fast service, the router is usually the culprit. Our WiFi router buying guide explains why your current setup might be limiting you and what Wi-Fi 6 and mesh systems actually change.
Quick Decision: Home Wi-Fi 6 → TP-Link Archer AX21 AX1800 Wi-Fi 6 Router. Travel → GL.iNet GL-SFT1200 (Opal).

Related Guides

For a detailed head-to-head, see our Tp Link Vs Asus Router comparison.

For a detailed head-to-head, see our Tp Link Vs Netgear Router comparison.

For a detailed head-to-head, see our Tp Link Vs Netgear Wifi Router comparison.

How We Picked These

We compared routers under $100 on Wi-Fi generation, dual-band throughput, coverage range and QoS features.

See detailed reviews below ↓

Showing 3 of 3 products

Worth Considering
GL.iNet GL-SFT1200 (Opal) Portable WiFi Travel Router, Mini VPN Wireless Router for Fiber Optic Modem, Mobile Internet WiFi Repeater, Dual Band
Best for: Travelers who want a pocket-sized OpenWrt router with built-in VPN client for secure hotel and public Wi-Fi connections
Value
95
Range
65
Speed
80
Reliability
55
4.2★ from 8,107 Amazon customer reviews

“GL.iNet GL-SFT1200 Opal at $39.99 is a pocket-sized secure travel router supporting OpenWrt — set it up in hotel rooms or Airbnbs for encrypted WiFi from wired connections. 1200Mbps dual-band.”

See Today’s Price →

What we like

  • Pocket-sized travel router weighing 145g runs full OpenWrt for VPN client, ad blocking, and network customization
  • Dual-band AC1200 speed handles hotel and rental connections shared across multiple devices simultaneously
  • Gigabit ports eliminate the bottleneck that 100 Mbps ports create on high-speed hotel connections
  • OpenVPN and WireGuard client support built in — connects to personal VPN servers without additional software

Watch out for

  • Advanced configuration may require technical knowledge to fully optimize
  • Performance may lag behind premium models for intensive workloads
Skip if: Home router replacement — the Opal is sized for travel bandwidth and portability, not for serving 10+ device households at full throughput
See Today’s Price →
Read Full Analysis

The GL.iNet GL-SFT1200 (Opal) at $39.99 is the travel-router outlier on this under-$100 page — a pocket-sized device weighing 145 grams that runs OpenWrt, supports OpenVPN and WireGuard VPN clients natively, and provides gigabit ports that hotel room USB connections lack. Its primary use case is taking a hotel or Airbnb Ethernet connection and sharing it as a secure private Wi-Fi network across your own devices without each device separately authenticating through a hotel captive portal. The OpenWrt firmware also enables ad blocking and DNS-over-HTTPS for the entire connected network without per-device configuration. Against the full-size TP-Link routers on this page, the GL.iNet is a specialized travel tool rather than a home router replacement. For home use, the full-size options provide meaningfully more range, throughput, and antenna count. For travel, none of the home routers on this page are practical carry-on items. Buy the GL.iNet GL-SFT1200 if you travel frequently and want a secure, VPN-capable personal Wi-Fi network in hotels and rentals without trusting shared networks. Skip it as a home router — its compact hardware limits range and throughput to travel use cases, and the full-size options on this page handle home network demands far better.

Frequently Asked Questions

Wi-Fi 6 vs. Wi-Fi 7 — should I buy Wi-Fi 7 now?
Wi-Fi 7 devices are just entering the market in 2026. Unless you have Wi-Fi 7 client devices, you won't benefit from the upgrade. Wi-Fi 6 remains the practical choice for most households.
What does AX1800, AX3000, or AX6000 mean?
The number after AX represents the combined theoretical throughput in Mbps across all bands. AX1800 (1800 Mbps) is adequate for most households. Higher numbers don't guarantee proportionally faster speeds in real-world conditions.
Do I need a mesh router or will a single router work?
A single router works for most homes under 2,000 sq ft with a good central placement. Mesh systems (multiple access points) are needed for large homes, multi-floor layouts, or homes with thick walls that block signals.
How often should I replace my router?
Every 4–6 years is the typical replacement cycle. Signs it's time: your router doesn't support Wi-Fi 6, your ISP speeds significantly exceed what your router can handle, or you experience frequent drops and reboots.
Does router placement matter?
Significantly. Place your router in a central location, elevated (not on the floor), away from microwaves and cordless phones. Each wall the signal passes through reduces effective range by roughly 30%.

How We Analyze Products

We analyze Amazon review data — often thousands of reviews per product — to surface patterns that individual buyers miss. Our process aggregates star ratings, review counts, and buyer sentiment at scale, identifying which strengths and weaknesses appear consistently across the largest review samples available. The 33,616+ reviews analyzed on this page represent real verified-purchase feedback from Amazon buyers.

Each product earned its placement through data: total review volume, average rating, and the specific praise and complaints that repeat most often across buyers. No manufacturer paid for placement on this page. Products appear here because buyers endorsed them at scale, not because a company asked us to feature them.

We use AI to summarize review sentiment — not to fabricate opinions, but to condense what thousands of buyers actually wrote into a readable format. The pros and cons you see reflect the most common themes found in verified purchaser reviews, paraphrased for clarity. We do not claim to have accessed Reddit, YouTube, or specific publications in generating these summaries.

Prices shown reflect Amazon pricing at the time this page was last generated. Click “See Today’s Price” to get the current live price on Amazon. Read our full methodology →

How We Score These Products

Dimension scores on this page come from published measurements by named independent reviewers, matched to the exact model listed — not to a similar product from the same range. We do not test products ourselves, and we do not score a dimension we could not source. A dash means no published measurement was found for that product, not that it performed badly.

Value: Price-to-performance ratio. Products with high ratings and low prices score highest.

Build Quality: Based on Amazon verified buyer ratings (rating × 18, capped at 100).

Range: Based on verified buyer review sentiment analysis.

Speed: Based on verified buyer review sentiment analysis.

Reliability: Based on verified buyer review sentiment analysis.

The overall score is the mean of the dimensions we could evidence for that product, on a 10-point scale. Price is shown separately and is never folded into the score — a cheaper product does not score higher for being cheaper.

Affiliate disclosure: As an Amazon Associate, I earn from qualifying purchases. When you buy through our links, we may earn a small commission at no extra cost to you. This helps us keep the reviews free and the data updated. Our recommendations are based on data, not who pays us. Learn more →
Product prices and availability are accurate as of the date/time of the most recent site update and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of the product. Certain content that appears on this site comes from Amazon. This content is provided “as is” and is subject to change or removal at any time.