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UM980 and UM982: Exceptional GNSS Receivers on a Budget

In the world of Global Navigation Satellite Systems (GNSS), precision and cost-effectiveness are paramount. The UM980 and UM982 modules by Unicore Communications have been making waves as the most budget-friendly GNSS receivers without compromising on performance. In this article, we’ll explore these remarkable modules, comparing them to u-blox products and the Mosaic X-5, and why they stand out in the GNSS arena.

UM980: Compact Powerhouse for Precision GNSS

The UM980 is a game-changer in high-precision GNSS positioning, tailored for surveying, agriculture, UAVs, and autonomous robots. Let’s dive into what sets it apart:

Key Features:

  • Compact Form Factor: The UM980’s small footprint (17mm x 22mm x 2.6mm) is perfect for seamless integration into any system.

  • Multi-Constellation, Multi-Frequency Support: With compatibility across all major GNSS constellations, including BDS, GPS, GLONASS, Galileo, QZSS, NavIC, and SBAS, it can simultaneously track multiple frequencies for unparalleled accuracy.

  • Advanced RTK Technology: Featuring an all-constellation multi-frequency RTK engine and instantaneous RTK initialization technology, it excels even in the most challenging environments.

  • Anti-Jamming Capability: The UM980 is equipped with built-in JamShield adaptive anti-jamming technology, ensuring a robust performance in challenging scenarios like urban canyons and shaded areas.

Key Specifications:

  • 1408 Channels: Powered by the NebulasIVTM GNSS SoC, the UM980 boasts robust signal processing capabilities.

  • Positioning Accuracy: With horizontal positioning accuracy as low as 0.8 cm + 1 ppm in RTK mode, the UM980 stands tall.

  • Compact and Robust: Weighing just 1.88 g and compliant with environmental standards, the UM980 is ready for any condition.

  • Versatile Interfaces: Supporting UART, I2C, SPI, and more, it caters to a wide range of application requirements.

UM982: A Versatile GNSS Module for Precision Positioning and Heading

The UM982 is the go-to choice for UAVs, precision agriculture, lawn mowers, and intelligent driving. Let’s delve into its key features and specifications:

Key Features:

  • Compact Form Factor: Even smaller at 16mm x 21mm x 2.6mm, making it ideal for space-constrained applications.

  • Multi-Constellation, Multi-Frequency Support: UM982 supports GPS, BDS, GLONASS, Galileo, QZSS, and SBAS constellations, tracking multiple frequencies for precise positioning.

  • Dual-RTK Engine: With dual-RTK engine technology, UM982 ensures highly accurate positioning.

  • Dual-Antenna Heading Solution: Dual-antenna input offers precise heading accuracy.

  • Versatile Interfaces: Supporting multiple interfaces, including UART, I2C, SPI, and CAN, UM982 provides flexibility for various applications.

A Cost-Effective GNSS Solution

The UM980 and UM982 modules from Unicore Communications offer an impressive blend of high performance and a budget-friendly price tag.

GNSS.STORE UM980 and UM982 Based Products

Below, we’ve linked a few different product offerings from sorted by UM980 vs UM982 and with the different form factors and interfaces listed in tables.

Note: Use discount code SIMEONSECURITY_GNSS for a 5% discount.

GNSS.STORE UM980 Product Feature Table:

Product CodeModelGPIOUSB CUSB AGH BreakoutSolder OnlyM.2 InterfaceSmart AntennamPCIe Interface
ELT0223UM980YesGH Breakout
ELT0224UM980Solder Only
ELT0225UM980M.2 Interface
ELT0226UM980mPCIe Interface
ELT0228UM980Smart Antenna

GNSS.STORE UM982 Product Feature Table:

Product CodeModelGPIOUSB CUSB AGH BreakoutSolder OnlyM.2 InterfacemPCIe Interface
ELT0213UM982YesGH Breakout
ELT0214UM982Solder Only
ELT0215UM982M.2 Interface
ELT0216UM982mPCIe Interface

When comparing these product features to similar u-blox products or the Mosaic X-5, you’ll find that the UM980 and UM982 offer a remarkable range of features and interfaces at a competitive price point. This makes them highly cost-effective choices for a wide range of GNSS applications.

Conclusion: Budget-Friendly GNSS Excellence

In a rapidly evolving GNSS landscape, the UM980 and UM982 by Unicore Communications shine as cost-effective GNSS receivers without compromising on performance. Their compact form factors, multi-constellation support, advanced features, and versatile interfaces make them a compelling alternative to other products on the market, catering to a wide spectrum of GNSS applications.


  1. UM980 Product Page
  2. UM982 Product Page
  3. u-blox
  4. Mosaic X-5