We’ve spent hundreds of hours researching and comparing Best Usb Modem of all specifications to find the best one for any need (or budget). Here are the results.

The Best Best Usb Modem of 2020 – Top Rated & Reviewed

2,481 Reviews Scanned

Rank No. #1
USB to RS232 Adapter with PL2303 Chip 3.3 FT, CableCreation USB 2.0 to RS232 Female DB9 Serial Converter Cable for Cashier Register, Modem, Scanner, Digital Cameras, CNC, 1M Black
  • Gold Plated USB 2.0 Male to RS232 Female DB9 Serial Cable connects a serial DB9 (9 PIN) device, such as a modem, to a USB port on your computer. USB port with 1Mbps data transfer rate. 👉NOTE: It's USB to RS232 FEMALE adapter!!!
  • Latest Prolific PL2303 chipset. supports Windows 10/8.1/8/7/Vista/XP//2000 /Linux 2.4 or above, Mac OS X 10.6 and above; ★ drivers can be downloaded at cablecreation website.★
  • Easy Connectivity: USB to RS232 adapter works with modems, ISDN Terminal Adapters, digital cameras, label writers, palm PCs, PDAs, cashier register, CNC, PLC controller, tax printer, POS, bar code scanner, label printer,and devices with DB9 SERIAL ports. Please note that it’s not compatible with Cutting plotter, SCM.
  • Tinned Copper Conductor and triple shielding ensure the best data transfer rate. USB bus powered, no external power adapter required.
  • CableCreation offers 24-month product warranty and easy to reach lifetime customer services
Rank No. #2
StarTech.com USB to Serial RS232 Adapter - DB9 Serial DCE Adapter Cable with FTDI – Null Modem - USB 1.1 / 2.0 – Bus-Powered (ICUSB232FTN), Black
  • MAXIMIZED PORTABILITY: This USB to serial RS232 adapter with FTDI features a single cable design removing the need for additional adapters and cables.
  • CORRECT DTE/DCE CONFLICTS: Convert your available USB port into a null modem RS232 DB9 serial port, resolving any DTE/DCE conflicts.
  • BROAD COMPATIBILITY: Compatible with your USB 1.0 or 2.0 ports, this RS232 converter works with your Windows, Mac or Linux systems.
  • FAST TRANSFER SPEEDS: Experience fast speeds with this serial adapter, supporting a Baud Rate up to 921.6Kbps.
Rank No. #3
USB 56K External Dial Up Fax Data Modem Windows 10 / 8 / 7 / XP / Vista
  • 1. Connects Your Laptop or Desktop Computer to the Internet Using a Dial Up Internet Service.
  • 2. USB Powered.
  • 3. 56K V9.2/V9.0
  • 4. Certified Compatible with Windows 98, 98SE, ME, 2000, XP, Vista, Windows 7 / 8 / 10 include 32 bits and 64 bits.
  • 5. Color: Black Size: 7.5"
Rank No. #4
StarTech.com USB 2.0 Fax Modem - 56K External Hardware Dial Up V.92 Modem/ Dongle/Adapter - Computer/Laptop Fax Modem - USB to Telephone Jack - USB Data Modem - Network Fax/CMR/POS (USB56KEMH2)
  • DIAL-UP & FAX SUPPORT: USB 2.0 Fax modem provides data & fax support to computer/laptop via USB | For faxing, rural internet access, security systems, POS credit authorization
  • TECH SPECS: External 56K Modem | Data Fax | USB Type A | 1 x RJ11 Telephone Jack | 56 Kbps Down, 33.6 Kbps Up Data | 14.4 Kbps Fax V.92 | V.44 Compression | Conexant CX93010-21Z | USB Powered
  • HARDWARE SOLUTION: Hardware-driven performance that doesn't put additional load on your CPU | Compatible with: Windows XP, 7, 8/8.1, 10; macOS 10.7 to 10.10; Windows Server 2003, 2008 R2, 2012 R2
  • COMPATIBILITY: Data: V.92, V.90, V.34, V.32bis, V.32, V.22bis, V.22, V.23, V.21 Bell 212A & Bell 103 data modes | Fax: V.17, V.29, V.27, V.21 Ch 2, EIA/TIA 578 Class 1 & T.31 Fax Class 1.0 fax modes
Rank No. #5
U.S. Robotics USR5637 56K USB Controller Dial-Up External Fax Modem with Voice
  • Controller-based modem integrates powerful communications processing functions into the modem itself, for assured performance without sapping processing power.
  • Windows Server 2012 R2/Win 10 /Win 10 64 bit/Server 2012/Win 8/Server 2011/Win 7/Server 2008/Vista/Server 2003/XP/2000 Mac 10.4-10.12
  • Linux 2.4.20 kernel or higher (Unimodem TSP/TAPI compliant)
  • Intel Pentium III 600 MHz or equivalent, 128 MB RAM, 5 MB hard drive space
Rank No. #6
USB 56K Voice Fax Data External V.90 V.92 Modem With Dual Ports, Compatible With Windows 98SE/2000/ME/XP/Vista/Win 7 and Support Auto-Dial, Tone and Pulse Dialing, Auto Answer, Auto Retrain (Black Color)
  • 56K data/fax modem with USB interface, compliant with V.90, and V.42/V.42bis/MNP5 protocols and V.17, V.29, and V.27ter Group 3 fax protocol.
  • Support Auto-Dial, Tone and pulse dialing, Auto answer, Auto retrain.
  • Support Windows 98SE/2000/ME/XP/Vista/Win 7.
  • Support Caller ID and distinctive ring detect, Auto format/speed sensing, Data/Fax/Voice call discrimination, Single configuration profile stored in host, call forward/fallback.
  • 2 RJ11 Ports, you can set your telephone, fax system. Up to 56K data download, 48K data upload, and 14.4K fax communication.Provide Quick Connect and Modem-on-Hold features.
SaleRank No. #7
Letotech Cross Wired USB Serial Cable DB9 CP2102 ZT232 USB RS232 to DB9 Null Modem Cable PC Control TV Cable (Null Modem Pinout)
  • CP2102+ZT232 usb serial null moldem DCE adapter cable for upgrading the old version desktop DB9 - DB9 cross wired null modem cable
  • usb rs232 to db9 female adapter cable,CP2102+ZT232 chip.
  • This cable is mostly specially used in PC(host) - PC(host) communication, also called null modem cable
  • Add a Null Modem RS232 serial port to your laptop or desktop computer through USB.This cable also can be used for PC control the TV, smart TV(as nowadays the TV is a computer)
  • Null modem PINOUT: DB9#2-TX(yellw), 3-RX(orang), 5-GND(blk), 7-CTS(green), 8-RTS(brown)
SaleRank No. #8
Tripp Lite 18in USB to Null Modem Serial Adapter Cable FTDI w/COM Retention M/F 18" (U209-18N-NULL)
  • Solves DCE/DTE conflicts without additional cross-wired serial cables or adapters
  • Supports data transfer speeds up to 256 Kbps—twice as fast as a built-in serial port
  • No external power source required
  • Portable 18 in. design fits perfectly into laptop bag
Rank No. #9
US Robotics 56K USB Soft Modem - Fax/Modem (USR5639)
  • USB convenience and ease of use
  • Advanced Features and functionality
  • Get the speed you need
  • Simple Installation
  • Excellent compatibility
Rank No. #10
Verizon Wireless 4G LTE USB Modem 551L
  • Verizon Wireless Novatel 551L 4G LTE USB Mobile Broadband Modem Aircard

Last update on 2021-08-26 / Affiliate links / Product Titles, Images and Descriptions from Amazon Product Advertising API

Top Rated Best Usb Modem to Buy Now


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How to Choose the Best Best Usb Modem (with Price and Reviews)

Although most Best Usb Modem are similar, there are several differences worth noting. Here are nine criteria to consider when choosing an Best Usb Modem:

(1) Best Usb Modem Price and Reviews

Although price is not the only factor to consider, it is nevertheless extremely important. The price of an Best Usb Modem should be in line with its value. You can compare Best Usb Modem reviews to make sure you are getting a fair price. This is easy to do on Amazon.

(2) Demand

The demand for a particular Best Usb Modem is a good indication of its ability to perform the functions for which it was designed. If a product has been around for a while and still has a high demand, it is likely a good product.

(3) Material

Best Usb Modem materials differ from manufacturer to manufacturer. Consider where and how you will be using your Best Usb Modem to determine if one material would be better than another.

(4) Size

Like most products, Best Usb Modems come in various sizes. Do you need a large Best Usb Modemor a small one? Think about where you will use your Best Usb Modem in order to determine the best size. You can also read the customer reviews on Amazon to see what others are saying about the size of the unit they purchased.

(5) Color

Best Usb Modems also come in a variety of colors. Do you need a particular color? You should also consider whether the color of your Best Usb Modem would have any effect on the efficiency of its operation.

(6) Durability

The durability of an Best Usb Modem will be contingent on the materials used as well as the quality of the manufacturing process. Additionally, the type of Best Usb Modem you purchase may affect its durability.

(7) Storage

Will you need to store your Best Usb Modem? If so, you should consider the size and weight of the Best Usb Modemto make sure that it can be stored properly. Also, give some consideration to the type of climate in which your Best Usb Modem will be stored.

(8) Customer Ratings

Customer rating is one of the best criteria for choosing an Best Usb Modem. It is hard to know exactly how an Best Usb Modem will perform until you get it home and try it out.

(9) Warranty

Make sure the Best Usb Modem you are considering is backed by a good manufacturer’s warranty. If it isn’t, you might be better off with another ones.