iTechGuides is reader-supported. When you buy through links on our site, we may earn an affiliate commission. As an Amazon Associate I earn from qualifying purchases. Learn more
Xona’s Pulsar is not yet a broadly available GPS replacement. On October 7, 2026, the company said six production satellites were preparing to launch that month, marking the start of deployment for its commercial satellite-navigation service. That was a schedule update—not confirmation that the satellites had launched. Xona says Pulsar-0 signals are currently being received and tested in parts of the United States and Canada, while full constellation rollout is planned over the next few years.
What is Xona Pulsar?
Pulsar is a commercial low Earth orbit (LEO) positioning, navigation, and timing (PNT) system being developed by Xona Space Systems. It is designed to broadcast an independent navigation signal alongside established global navigation satellite systems (GNSS), including GPS. The intended role is to provide another source for positioning and timing—not to replace GPS or make existing phones and navigation devices automatically compatible.
Conventional GNSS constellations such as GPS operate in medium Earth orbit. Pulsar’s lower-orbit design and signal are intended to complement existing GNSS, but the service is still in deployment and its practical performance will depend on coverage, compatible equipment, and integration.
When will Pulsar be available?
Xona’s latest deployment announcements describe a service beginning deployment, not a completed global launch. These milestones distinguish regulatory authorization, manufacturing progress, and current signal testing from commercial availability.
#1 Best Overall
- High accuracy 1.5-2m accuracy in SBAS regions
- iOS certified for iPhone and iPad; compatible with Android and Windows
- Field upgradeable to enable RTK services and achieves 1-foot or better accuracy
| Date | What Xona or its partners reported | What it means |
|---|---|---|
| August 3, 2026 | Xona said the FCC authorized Pulsar broadcasting from its planned constellation of more than 250 satellites. Xona’s FCC announcement | A major regulatory milestone for the planned constellation; it does not establish current global coverage. |
| October 7, 2026 | Xona said six production satellites were preparing for an October launch and called their launch the beginning of commercial-service deployment. The next four spacecraft were entering production at its Burlingame factory, and the company said manufacturing capacity would continue scaling through 2027. Xona’s production update | A company schedule update, published before the launch window; it is not confirmation that the satellites have launched. |
| Current status described on Xona’s product page | Xona says Pulsar-0 signals are being received and tested across regions of the United States and Canada, with full service rollout planned over the next few years. Xona’s Pulsar page | Limited regional testing, not a claim of broadly available commercial or global coverage. |
The practical takeaway is to treat Pulsar as an emerging service. The October launch plan is an important step, but the announcements do not establish when a typical user will be able to buy service, where coverage will be available, or what commercial terms will apply.
What performance does Xona claim?
Xona’s current product specifications list dual-band Pulsar X1 and X5 signals, positioning accuracy of 2 cm horizontal and 4 cm vertical, timing below 10 ns, and signal power up to -136 dBW. Xona describes that signal power as 100 times GPS L1 C/A. These are company-published specifications, not independently verified results across typical users, locations, receivers, or operating conditions. Xona’s Pulsar specifications
Rank #2
- Android supported (app required)
- Built-In Roof Mount Magnet
- 75-Channel All-In-View Trackin
- GPS GLONASS GALILEO BEIDOU QZSS SBAS Support
- Built-In GPS Patch Antenna
Those figures should not be read as a guarantee that any compatible receiver will deliver centimeter-level positioning. Real-world results depend on factors such as receiver design, signal availability, installation, and the service and correction data available to the user. The available evidence does not provide an independent, broad performance comparison against GPS.
Will an existing GPS or GNSS receiver work with Pulsar?
Not necessarily. Xona says Pulsar is designed for GNSS receiver hardware using L1 or L5, but support is model- and firmware-specific. A receiver that supports an L1 or L5 band is not automatically confirmed to receive or use Pulsar.
Rank #3
- 【Centimeter-Level RTK Accuracy】GEO-MEASURE delivers real-time centimeter-level positioning (8mm + 1ppm horizontal, 15mm + 1ppm vertical) powered by GEODNET, the world’s largest RTK correction network — no base station required, NTRIP or CORS network connection required. Connect, acquire fix, and start collecting survey-grade data in seconds. Immediate RTK Usage with 21,000+ RTK base stations globally
- 【Built for Professional Surveying】Multi-frequency GNSS tracks GPS, GLONASS, Galileo, and BeiDou across L1/L2/L5 bands with up to 1040 channels for fast initialization and stable RTK lock — even under tree canopy and near structures.
- 【Works With iOS & Android】 Pairs instantly via Bluetooth LE to iPhone and Android — download free on the App Store or Google Play. The GEO-MEASURE app handles satellite monitoring, point collection, path collection, project management, and data export to CSV, KML, GeoJSON, and GPX. No expensive data collector needed. Constantly updated with new features via OTA updates. Cellular connection required for RTK corrections.
- 【Easy for Everyone】 No complicated RTK configuration, no base station setup, no technical expertise required. Turn on, connect to your phone, and you're collecting centimeter-accurate data in under a minute. Professional survey-grade accuracy usable by anyone.
- 【All-Day Battery, All-Weather Tough】 6800 mAh battery delivers up to 24 hours of active use. IP67 rated for dust and water protection, Shock resistance up to 2 meters operational from –30°C to +65°C. USB-C PD charging works from any portable battery pack in the field.
There is evidence of practical integration work. In June 2026, receiver manufacturer Furuno reported receiving live Pulsar-0 signals in Nishinomiya, Japan, using commercial GNSS equipment with limited firmware modifications. Xona’s July 2026 Pulsar Verified program named Trimble, Septentrio, STMicroelectronics, Safran, StarNav, and Keysight in its initial group of receiver makers, chipset integrators, device manufacturers, and test-equipment developers. The program is intended to verify that participating hardware can receive and operate with Pulsar; membership alone does not confirm that every product from those companies is compatible. Xona’s Pulsar Verified announcement Furuno’s evaluation report
Other partnerships point to future professional workflows rather than universal consumer-device support. Topcon announced a commercial early-access agreement with Xona in February 2026 to prepare Pulsar integration in future high-precision positioning workflows. In March 2025, Trimble and Xona announced work to integrate Trimble correction services with Pulsar; their announcement expected initial launches in late 2026 and service starting in 2027. That was the partners’ published expectation at the time, not an updated guarantee. Topcon’s early-access announcement Trimble and Xona’s collaboration announcement
Rank #4
- 【High-Precision Positioning & Multi-System Compatibility】The SMA25R Net Rover GPS RTK surveying equipment supports BDS, GPS, GLONASS, Galileo, QZSS, and 16-band positioning
- 【Tilt Compensation】The SMA25R Net Rover GNSS RTK offers tilt accuracy of up to 2.5 cm (CORS connection), after simple initialization, it is suitable for precise measurements in locations with limited signal or restricted space, and supports a maximum tilt measurement angle of up to 60°
- 【Flexible Connectivity & User-Friendly Software】The SMA25R Net Rover GNSS RTK is equipped with BT 4.0, allowing for seamless connection with Android phones/tablets. It is compatible with standard/professional surveying software (with functions such as surveying, marking, and CAD plotting) and various CORS systems, enabling professionals to efficiently collect and process data
- 【Long Battery Life & Convenient Charging】The SMA25R Net GNSS receiver features a built-in 4800mAh high-capacity battery, providing ≥16 hours of continuous use to meet all-day work requirements. It utilizes a universal Type-C interface, supporting charging with a power bank and Type-C firmware upgrades, allowing for flexible power replenishment anytime, anywhere
- 【Durable & Portable Design】The SMA25R Net Rover GPS surveying equipment features an IP54 waterproof and dustproof rating and 2-meter drop protection. Weighing only 0.55 kg and with a compact size (165 mm × 70 mm), it is convenient for handheld use or direct mounting on a survey pole, making it easy to carry during fieldwork
If you are evaluating equipment, an L1/L5 GNSS receiver is a technical category to investigate—not a compatibility guarantee. Confirm Pulsar support, required firmware, coverage, and service requirements with the receiver maker. No specific retail receiver model is established as Pulsar-compatible by the available announcements.
What’s actually slowing this PC down?
Pick the symptom - the matching free tool is one click away.
Has Pulsar been tested against spoofing?
Furuno reported a July 2026 evaluation at Fukushima Robot Test Field in which Pulsar reception remained stable while spoofing disrupted GNSS signals. The test used a commercial GNSS antenna and receiver evaluation unit with limited firmware modifications; Furuno said the same antenna received both signals. Crucially, the spoofing signals targeted GNSS, not Pulsar specifically. This is a bounded technical demonstration, not proof that Pulsar is immune to spoofing or other interference in all conditions. Furuno’s evaluation report
Best Value
- 【Wide Protocol Compatibility】 SMA26 Plus GNSS RTK capable of receiving and broadcasting signals compatible with CSS（Lora）,Transparent, TT450S,Trimtalk, TRMMARK3, SOUTH, SATEL standard radio protocols. ensuring compatibility with a wide range of rover&base stations
- 【Tilt Compensation】 The SMA26 Plus RTK offers tilt measurement accuracy of up to 2.5 cm (at tilt angles ≤30°), after simple initialization, it is suitable for precise measurements in locations with limited signal or restricted space. The maximum tilt measurement angle is 60°
- 【High Capability & Compatibility】The SMA26 Plus is an full-constellation RTK GNSS receiver with wide protocol compatibility, making it compatible with multiple RTK brands. Supporting PPP, PPK, and RTK technologies, it delivers versatile, high-precision performance for a wide range of surveying applications
- 【Smart Handheld Collector】The SMA26 Plus GPS receiver is paired with an Android 14 handheld with 5.45" HD screen, dual SIM, 9000mAh battery, NFC, IP68 protection, dual-band RTK support, and 13MP rear camera
- 【All-in-One Integration】 The SMA26 Plus RTK GNSS receiver features built-in Bluetooth, UHF radio, WiFi, IMU, antenna, and 32GB of storage. It allows for easy switching between base station and rover modes with a single device
A U.S. Small Business Administration SBIR award record describes a 2024 Air Force project to demonstrate security features including over-the-air rekeying and watermark authentication of range measurements. The record describes project goals and demonstration work; it is not, by itself, independent validation of all Pulsar security performance. U.S. Small Business Administration SBIR award record
How should you compare Pulsar with GPS?
There is not enough evidence for a complete independent head-to-head ranking. For a practical comparison, assess the service and equipment rather than relying on a single advertised accuracy or signal-strength figure:
Quick Recap
- Coverage and availability: Check whether Pulsar service is actually available where and when you need it, rather than assuming planned constellation coverage is already operational.
- Receiver and firmware support: Verify the exact receiver model, required modifications, and integration path with its manufacturer.
- Positioning and timing: Compare measured performance in your intended use, distinguishing Xona’s published specifications from independently validated results.
- Interference and authentication: Examine the conditions tested and what was targeted; a test against GNSS spoofing does not establish universal resistance.
- Deployment maturity: Separate announced launches, regulatory approvals, demonstrations, and partner plans from operational service and supported products.
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.
