The 8 Best USB WIFI Adapters of 2021 For PC and laptop

The 8 Best USB WIFI Adapters of 2021 For PC and laptop

Updated in 2021 Blog - Reviews and guides to buy

The USB WiFi adapters are electronic devices that allow devices to connect via WIFI technology through a USB port. They consist basically of an antenna for the reception of WIFI and a USB adapter that incorporates the WIFI chip. A powerful USB WIFI adapter is necessary whenever we need to connect by WIFI at good speed. Even when we buy a new laptop, we have to realize that the WIFI antenna is internal and small and does not receive much distance, so it will be necessary, in most cases, to attach a good quality USB WIFI adapter to connect to more than 10 meters, with walls on the road, or to overcome the 150 Mbps of WIFI connection.

To know more about what a WIFI adapter is and how it works, read this article.

Currently there are many brands and models that give good benefits, but if we want to buy a WIFI adapter online we must go to a reference store in WIFI and above all compare the quality and price. There are powerful WIFI antennas and USB WIFI adapters for all pockets and for all needs.

To decide which WIFI adapter to buy you should consider that there are two types: USB WIFI adapter for outdoor and indoor. All these that we compare here will give you a speed higher than 150 Mbps, but if you want the most modern and fast WIFI adapter on the market go to the models that we specify that are Dual band WIFI AC that reach up to 1900Mbps.

In this ranking and comparative we will show you from the cheapest with WIFI AC technology for only 12.50 EUR to the most expensive and powerful USB WIFI adapter of 2021 the Alfa AWUS1900 of 65.30 EUR, in addition to other models of WIFI technology N with exclusive features such as WIFI antennas for caravan or truck, WIFI repeater antennas with router, Chip RT3070 for audits …. Do not miss it and keep reading.



How to choose and buy the best USB WIFI adapter of 2021:

1- The Melon M15D AC600 Dual Band USB WIFI Adapter with RTL8811AU Chip

We started with a WIFI USB adapter with the latest technology, double band, small, cheap and very powerful. This portable model has a dual band 2dbi WiFi antenna with USB adapter. The famous Chip Raltek RTL8811AU high performance can transmit WIFI at high speed both in the band of 2.4Ghz and in the 5.8Ghz.


Melon MD15D USB WIFI adapter AC600

Buy Now MD15D - 12,50 EUR  SILICEO


The Melon M15D is a USB WIFI Adapter of pendrive size to connect by WIFI any laptop or PC.

It is a WiFi adapter AC600 which means it has the ability to handel the two 2.4GHz bands with WiFi N at 150 Mbps and 5GHz with WiFi AC at 600 Mbps. It is a USB WIFI antenna plug and play type you do not need to install drivers because normally WIndows detects it automatically, and is also compatible with all versions of WINDOWS and also supports Linux and Mac OS systems. The advantages of the WIFI Adapters of the Melon WIFI Brand, are its extraordinary quality price. Melon is a brand of the Shenzhen Tuoshi Network Communications Co., Ltd Group. distributed in Spain by Melon WIFI antennas Spain of SILICEO ONLINE

* The MELON MD15 model stands out for:

Improve the speed of your Internet connection with the 11 AC protocol
Compatible with laptops or PC for high-speed WIFI connections
Compatible with 802.11 routers a / b / g / n / ac
Improves reach through 802.11ac protocol (150Mbps / 433Mbps)
Dual band to reduce interference and get a better WiFi connection
Reduced design for easy transportation.
Chipset RTL8811AU
Standard IEEE 802.11 AC / A / B / G / N
Omnidirectional antenna 2dBi internal
Transmission speed up to 600Mbps (2.4G: 150Mbps / 5.8G: 430Mbps)
Output power 15dBm
Compatible with Windows XP, 7, 8, 8.1, Windows 10, Yy operating systems with most Linux and MAC distributions
Wireless frequency 2.4G / 5.8G

2- AWUS1900 USB WIFI Adapter with USB 3.0 connector and 4 4T4R antennas

The RTL8814AU chip of the new WIFI USB 2021 adapter from the prestigious ALFA NETWORK brand is the AWUS1900 model. With this USB 3.0 WIFI receiver with very high performance, enjoy the dual band 11AC with MIMO 4T4R technology.

The Alfa Network AWUS1900 dual band model is a new WIFI receiver with 4 antennas. quad-type 802.11ac Wi-Fi USB antenna with router connection speeds of up to 1900 Mbps (1300 Mbps for 5 Ghz + 600 Mbps for 2.4 Gz). It is compatible with Microsoft Windows 7, 8 / 8.1 and Windows 10.

Installation in Windows is very simple, it connects to the USB port of your computer with an included USB 3.0 cable and instantly increases the Wi-Fi performance of your computer very significantly. Its four-transmit / four-receive dual-band antenna technology (4T4R) allows the use of 2.4 and 5 Ghz radio bands on 802.11ac routers for a combined maximum connection speed of 1900 mbps.



Buy Now AWUS1900 - 65,30 EUR - SILICEO


* The Alfa Network AWUS1900 model Stands out for:

The antennas can be disconnected and extended or updated thanks to the SMA type connector. This is the evolution of the AWUS036ACH adapter and has a more advanced chipset that allows 4 antennas (MIMO 4TR)

-Chip RTL8814AU
-Double band: 2.4Ghz as 5Ghz
-802.11ac up to 1300Mbps and 802.11gn up to 600mbps.
-Includes 4 antennas of dual band 5Ghz + 2.4Ghz of 5 dbi, 4x connectors RP-SMA pin male
-Port USB 3.0,
-Support and clip support included
Operating systems
Compatible with operating systems from Windows 7 to Windows 10. In MAC systems from version 10.7 to 10.12 and POSTERIRORS
Perfect in the company of AC emitter router
The maximum reception speed will only be possible with AC1900 routers or higher, such as the AC2600R.

This WiFi adapter supports the new dual WIFI band simultaneously, which means that you can use both WiFi N at 300 Mbps sin the frequency of 2.4GHz, ideal for normal navigation and also WiFi AC 1600 in the band of 5GHz for functions more specialized like streaming video, online games that need low latency, or professional use.

If you want to use the new WIFI services on RENFE high-speed AVE trains that allow Wi-Fi on board while traveling at 300 km / h for all types of customers. With one of these portable USB WIFI antennas you can enjoy Basic and Premium services.

3 – The USB WIFI Adapter ALFA AWUS036NH 38dbm with RT3070 chip for WIFI audit

The AWUS036NH is the IEEE 802.11 wireless USB adapter that allows users to connect to all wireless networks at 150 Mbps in the 2.4 GHz band. This AWUS036nh evolved from the famous AWUS036h incorporates the N technology of the RT3070 chip and is a model well known for years by all WIFI users, especially for being of the Alfa Network Taiwan brand and for having incorporated the famous Mediatek RT3070 chip. This fabulous RT3070 chip allows you to configure AWUS036NH with ad-hoc mode to connect to other 2.4GHz wireless computers, or with Infrastructure mode to connect to an AP or wireless router to access the Internet.

The new model Powerful USB WIFI Adapter Alfa Network AWUS036NH is a WIFI antenna for long-range Long-Rang 802.11n / b / g. AWUS036NH includes a utility Alfa WIFI scanner very useful to scan and orient the antennas in the direction of the available networks and save preferred networks with which users usually connect. Security encryption can also be configured by this utility.

ALFA AWUS036NH is an 802.11n wireless USB adapter with a maximum output power of 2000mW. This is a single-band 802.11n adapter (2.4 GHz). The AWUS036NH connects to any computer that has a USB port and one of the compatible operating systems listed below. It allows you to obtain a greater range than your current wireless card. It is perfect for laptops or desktop PCs. It has an external RP-SMA connector that is essential for boaters who need a high power USB Wi-Fi receiver to connect to a high gain outdoor antenna they already own or plan to buy.

* The ALFA Network model AWUS036NH stands out for:

Thanks to its output of 2000mW, it will have the longer range and stronger signals than any other product with less power

The range you get with any adapter will vary greatly depending on the power and quality of the wireless access point used, as well as the obstacles and interference in the area. Keep in mind that interference can often be invisible. The Alfa items of the AWUS036 series are the most powerful and wide-ranging autonomous wireless adapters on the market. 2.4 GHz frequency band, MIMO (multiple input multiple output).


AWUS036NH USB wifi antenna for long range

Buy Now AWUS036NH   - 26,40 EUR

4- USB WIFI Adapter ALFA UBdo + ALFA R36 Router

This Ubdo adapter is presented to you in a new version Pack with built-in R36 router.

The WIFI adapter for outdoor can be used as the other adapters to receive WIFI via USB, but also in the case that we get to connect for free to a remote WIFi network with the USB Ubdo we can add the R36 router inside the house and create a new own WIFI network to navigate with several devices.

The long distance WIFI connection kit. The WIFI antenna Ubdo panel can receive internet by placing it outside, fastened on a wall or roof and the router repeats it by WIFI and cable for several devices. Very useful in camping, caravan, hotel, vacation, boat, truck etc …

alfa r36 + rt3070 ubdo panel

The pack consists of two compatible WIFI Alfa Network products.

The first is a powerful UBDO WIFI antenna with 8 meters of USB cable and the second is a special Alfa R36 router that works as a WIFI repeater. The antenna is intended to take long distance internet (up to 1km) and then transmit the signal via USB cable to the router that carries a special USB port compatible with the WIFI antennas of the Alfa Network brand.

The UBDO outdoor directional antenna carries 8 meters of USB cable and works with the RT3070 chip.  This antenna is a long-range wifi network adapter that offers excellent signal reception, with an integrated 12 dBi directional panel antenna, long-range WIFI panel. UBDO NT8 version with 8 meters of active USB cable.

WIFI USB adapter with outdoor resistant antenna, ideal for Wi-Fi client. The new UBDo-NT8 from Alfa Networks is an excellent choice. It has a 150 Mbps 802.11n wireless receiver integrated in an outdoor weather resistant housing. It contains two mounting rings of the mast-or ring and 8 meters of USB cable with a Y double-ended special USB connection that enters your computer (features both a power / data connector and a secondary power only connector so that you can use 2 USB ports on your computer to provide maximum power to the device without the need for an external power supply for it).

pack antenna wifi USB RT3070 + Alfa r36

Buy Now R36-UBDO  >>  91 EUR

5- USB WIFI antenna 13dbi outdoor waterproof 5m Omni USB cable

The WIDEMAC WM-N8000 model is specifically designed to install WIFI on trucks, boats, caravans and motorhomes. The WIFI waterproof antenna with USB cable can be installed on any support or wall to the outside to get free WIFI from open networks or public long distance.

Thanks to the WIFI USB 13dbi outdoor waterproof antenna to be placed on the outside of buildings to take free open networks or connect long distance. Being Omnidirectional even if you change your location will always detect all nearby available networks.

* The WM-N8000 model stands out for:

Chip RT3070 high power wifi up to 2000mw max

  • 2000mW USB adapter for WIFI
  • Ralink RT3070L Chipset
  • 13dBi SMA Antenna
  • 2000mW very powerful wifi antenna
  • Compatible with WIFI audit Beini, Wifislax etc.
  • Antenna completely impermeable to water. For outdoor use with wall anchors.

You can work with any computer that has an available USB port and Windows XP, Vista, WINDOWS 7/8 / 8.1 / windows 10 / mac os. it is also compatible with linux, and plug and play, is one of the few wi-fi devices that can be put in monitor mode. You can even use it on a mac (mac application requires os 10. 3.10. 4, or 10.5).

Compliant Standards: 802.11b / g IEEE, standard USB2.0 (also compatible with uUSB 1.1)
Interface: USB 2.0 minI USB
Chipset: ralink rt3070

Antenna: 13 omni-directional dbi

Special USB WIFI adapter for caravan and motorhome.

Buy Now WIFI Caravan - 24,30 EUR


6- Melon TS-N80 chip RT5572 long range 6dbi and extension cable

New antenna model WIFI Dual Band 2.4G / 5.8G is a wireless USB adapter, 6 dbi antenna, MELON TS-N80.  RaLink5572 chipset, 150 m, works both win7 / win8, Dual band 2.4 GHz and 5.8 ghz. Antenna SMA + USB WIFI adapter + Base for portable USB with 2 m USB cable. With AP Software. Get the widest range of wifi antenna with this Wi-Fi sender and receiver via USB. 300Mbps

* The MELON TS-N80 model stands out for:

Allows to use Soft AP function. This antenna can repeat internet via WIFI at the same time you surf with a computer. With this USB WIFI antenna you can share the WiFi network of your PC. Windows can create a virtual network, to cover the whole house, to which other devices like other PCs, telephones, video consoles …

The Soft AP basically serves to convert your computer into a WIFI router, so when you install this WIFI USB adapter in a WINDOWS computer you can choose the working mode from 3 available: WIFI client receiver, WIFI transmitter AP, WIFI repeater (receives and emits WIFI at the same time)

To share your WiFi connection you need this compatible wireless card. Powerful wifi antenna with chip RT5572 MELON TS-N80 dualband Wi-Fi 802.11n.

The MediaTek RT5572 is a powerful Wi-Fi chip that supports speeds of 300 Mbps PHY. RT5572 works with IEEE 802.11n b / g standard, offering reliable and cost-effective wireless connectivity for long distances. Its optimized RF architecture and baseband algorithms provide excellent and reliable performance with low power consumption.

dual band wifi 5ghz rt5572

melon ts-n80 Double Band.

Buy Now TS-N80  - Rebajado! - 17,10 EUR


7- Edimax EW-7811DAC adapter AC600 Wi-Fi directional 7dbi panel

Have you ever thought about installing a directional antenna in the house that reaches networks that are located beyond the walls of your flat, … Yes, you can thanks to a USB WIFI adapter that incorporates a long-range directional antenna.

The best 5GHz AC WIFI adapter of the Edimax brand. With AC600 technology it surpasses its competitors by incorporating the 7dbi Directional Panel antenna as standard, achieving long-range connections, more distance and crossing walls and walls with WIFI. Windows 8 / 8.1 and Windows 10 compatible.

This USB adapter with wifi antenna complies with the high performance 802.11ac wireless standard, and the dual band 7dbi panel antenna. This antenna can greatly increase the effective wireless operating range of 802.11 ac with respect to wireless g / n devices.

The Edimax EW-7811DAC is the next generation of Wi-Fi adapter, compatible with the 802.11ac standard with delivery speeds of up to 433Mbps at 5GHz – almost three times faster than 802.11n. Upgrade PCs and laptops to 802.11ac high-speed Wi-Fi to enjoy streaming video and data.

Edimax EW-7811DAC

CBuy Now EW-7811DAC  - 34,40 EUR


The USB Base for Wireless Signal Enhancement
The EW-7811DAC comes with a free USB base that features a 180-degree adjustable antenna for an enhanced wireless signal, and a 1.2-meter USB cable for flexible placement. You can adjust the position of the antenna for maximum performance.

8- Pack Dish Antenna WiFi Grid 24dBi + USB Adapter AWUS036NEH + Cable

If you have ever asked: what is the USB WIFI adapter that can reach further and connect to incredible distances of 5km and up to 10km? Well the answer is this: ALFA AWUS036NEH with 24dbi satellite dish.

This Alfa Network ALFA 24dBi antenna kit consists of a professional satellite dish + the high power USB adapter + the 3m coaxial cable. This grid GRID antenna is designed for the 2.4GHz frequency giving an excellent performance and includes the mounting bracket to adjust it to a mast.

It comes with USB connector for PC or laptop, also increases its transmission / reception speed with this high performance antenna in a 5.8ghz band that is more free at this time.
You only need a PC or notebook with a USB port.

Kit for Wi-Fi consisting of 24dBi ALFA satellite dish and special card for Ralink RT3070 chip audit scope over 4 Km
With the antenna ANTENNA WIFI DIRECTIONAL GRILL TYPE ALFA AGA-2424T 24dBI 2.4GHz, It can receive multiple signals that are at a distance of more than 10km.

Maximum reach assured with two Alfa AGA-24dbi satellite dishwidth antennas, facing point to point more than 20 km without problems.


  • High power and high reception sensitivity to offer a longer transmission distance.
  • Broadcast speeds of 150Mbps for broadband WIFI to download faster. Download faster.
  • Easy Security encryption security WPE and WPA WPA2
  • The 1.5 meter USB extension cable allows convenient use anywhere, table, laptop, travel etc.
  • Supports Windows XP / Vista / 7 windows 8, WIN8.1 / Windows 10 MAC and Linux
parabolic kit Alfa 5km USB

Alfa parabolic kit reach up to 20km. The WIFI antenna that more reaches in distance

Buy Now  WIFI USB  AgA2424t - 76,95 EUR


The installation of WIFI parabolic equipment that can reach up to 5 km with a single antenna or 20 km with two antennas facing each other is very simple. To get a long distance WIFI connection via USB port, simply install the antenna on the outside of the building and direct it to the point where we want to take the signal or signals that interest us. Then we must connect the antenna to the Alfa USB adapter AWUS036NEH using the 3M coaxial cable with N connectors of the antenna and SMA for the WIFI adapter. If you want to extend this distance of 3 meters you can connect an active 10-meter USB extension cable designed for USB WIFI adapters.

Why buy powerful USB WIFI antennas in 2021?

For each place and need there is an appropriate WIFI antenna. For this reason before choosing, make an outline or even a drawing with the basic information of the place where you want to install your WIFI equipment.

To buy the best wifi antenna in each case it is essential to clearly define these aspects:

  • Location of the WIFI transmitter, distance and obstacles on the way
  • Height in meters above the ground to which the installation will be made.
  • Connection speed in Mbps to which we want to connect
  • 2.4Ghz or 5Ghz technology or Double band
  • Possibility of installing repeaters or WIFI routers to improve the signal and provide services to several devices

With all this information we can advise different assembly kit for each case and need:

If you are not clear about your need or if you need help or advice, contact our advisors at WIFI de SILÍCEO ONLINE