Garmin GPSMAP 1042xsv Review

Brand: Garmin | Model: 010-01740-21 | Our Score: 5/5

The Garmin GPSMAP 1042xsv, an all-in-one, fully networkable chartplotter and fishfinder, is a top choice for boaters. Its 10.1-inch screen offers easy viewing, and the user-friendly interface includes a keypad and a multifunction control knob. The GPSMAP 1042xsv has the GT52-TM transducer, known for clear sonar images with Garmin CHIRP, ClearVü, and SideVü.

The GPSMAP 1042xsv is made for any weather and has manual knobs for easy control. It also keeps you safe with Sirius XM weather updates. Its capabilities extend to detailed side-down scans and QuickDraw, making it an essential tool for boaters seeking precision.

This fully networkable GPS chartplotter and sonar combo is versatile, offering the GT52 transducer for deep-water fishing and supporting all Garmin marine radars. It also boasts dual network ports and GSD black box support.

In our review, we will look at the specifications and features and answer common questions about them.

Garmin GPSMAP 1042xsv, 10-inch Chartplotter/Sonar Combo, Includes Transducer, Keypad Interface and Multifunction Control Knob
Garmin GPSMAP 1042xsv, 10-inch Chartplotter/Sonar Combo, Includes Transducer, Keypad Interface and Multifunction Control Knob

Garmin GPSMAP 1042xsv Specifications

SpecificationsGarmin GPSMAP 1042XSV Specifications
Dimension12.5″ x 7.3″ x 2.7″ (31.8 x 18.5 x 6.9 cm)
Weight4.1 lbs (1.85 kg)
Display TypeWSVGA, NP
Display Size8.8″ x 4.9″; 10.1″ diagonal (22.4 x 12.5 cm; 25.7 cm diagonal)
Display Resolution1024 x 600 pixels
Mounting OptionsBail or flush
Accepts Data Cards2 SD cards
Track Points50,000
Tracks50 saved tracks
Navigation Routes100
Has Built-In ReceiverYes
Receiver10 Hz
Nmea 2000 CompatibleYes
Nmea 0183 CompatibleYes
Supports WaasYes
Bluechart (Coastal)Yes
Lakevu (Inland)Yes
Tide TablesYes
Bluechart G3Yes
Bluechart G3 VisionYes
Lakevü G3Yes
Lakevü G3 UltraYes
Garmin Navionics+Yes
Garmin Navionics Vision+Yes
Topo 100kYes
Standard MappingYes
Garmin Quickdraw ContoursYes
Raster Chart SupportYes
Smart Mode CompatibleYes
Supports Fusion-Link Compatible RadiosYes
Gsd Black Box Sonar SupportYes
Gcv Black Box Sonar SupportYes
Activecaptain® CompatibleYes
Grid (Garmin Remote Input Device) CompatibleYes
Wireless Remote CompatibleYes
Sailing FeaturesYes
Power Input10 to 32 Vdc
Typical Current Draw At 12 VDC1.9 A
Maximum Current Draw At 12 VDC2.7 A
Maximum Power Usage At 10 VDC32.4W
Displays SonarYes
Power Output1 kW
Traditional Sonar (Dual Frequency/Beam)built-in (single channel CHIRP, 70/83/200 kHz, L, M, H CHIRP)
Clearvüyes with CHIRP (built-in)
Sidevüyes with CHIRP (built-in)
Panoptix SonarYes
Nmea 2000® Ports1
Connections Nmea0183 Input Ports1
Nmea 0183 Input (Tx) Ports1
Video Input Ports1 (BNC composite)
Garmin Marine Network Ports2
12-Pin Transducer Ports1
Bluetooth® PairingYes
Ant+ (Connectivity)Yes
Garmin Wi-Fi Network (Local Connection)Yes

Garmin GPSMAP 1042xsv Key Features

Dimensions and Build

The Garmin GPSMAP® 1042xsv boasts a solid build with dimensions of 12.5″ x 7.3″ x 2.7″ (31.8 x 18.5 x 6.9 cm), making it a substantial yet manageable piece of equipment for boaters. It weighs in at 4.1 lbs (1.85 kg), ensuring durability without being overly heavy.

Display and User Interface

Equipped with a WSVGA display, the unit provides clear visuals. The display size is 10.1″ diagonally, with a resolution of 1024 x 600 pixels, offering sharp and detailed images. For installation, users have the flexibility of bail or flush mounting, and input is made easy with a keyed interface.


With an IPX7 waterproof rating, the device is resilient against water, ensuring reliability in maritime environments.

Capacity and Navigation

The GPSMAP® 1042xsv can hold up to 5000 waypoints and 50,000 track points, with the capacity to save 50 tracks and navigate 100 routes.

It also supports 2 SD™ cards for expanded memory.

Advanced Positioning Technology

The device features GPS and GLONASS capabilities for precise location tracking. It includes a built-in receiver with a 10 Hz frequency and supports WAAS for enhanced accuracy. Compatibility with NMEA 2000 and NMEA 0183 standards is also a key feature, ensuring integration with various marine networking systems.

Comprehensive Charting

The unit comes with BlueChart (coastal) and LakeVu (inland) maps, along with tide tables. This extensive range of built-in maps is a significant advantage for both coastal and inland navigation.

Enhanced Chart Options

Support for a wide array of optional maps, including BlueChart G3, LakeVü G3, and Garmin Navionics+, adds versatility and customization to the user’s navigation experience.

Connectivity and Integration

This model is compatible with various Garmin features, including ActiveCaptain®, Garmin Quickdraw Contours, and wireless remote capabilities. It supports AIS, DSC, and Fusion-Link™ compatible radios, enhancing its utility as a chartplotter.

Power Efficiency

The device operates efficiently with a power input range of 10 to 32 Vdc, drawing a typical current of 1.9 A at 12 Vdc. Its maximum power usage is 32.4W at 10 Vdc, making it energy-efficient for its class.

Advanced Sonar Capabilities

The GPSMAP® 1042xsv displays sonar with a 1 kW power output and includes built-in traditional sonar with CHIRP technology. Features like ClearVü, SideVü, Panoptix™ Sonar, and LiveScope are integrated, providing comprehensive sonar functionalities.

Extensive Connectivity Options

The unit is equipped with multiple ports for NMEA 2000®, NMEA 0183, video input, and Garmin Marine Network. It also supports Bluetooth® pairing, ANT+ connectivity, and has a Garmin Wi-Fi network for local connections.

What’s in the box?


  • Robust and Waterproof Design: Durable with IPX7 rating, ensuring reliability in maritime environments.
  • High-Resolution Display: Features a 10.1″ diagonal WSVGA display with 1024 x 600 pixels for clear visuals.
  • Advanced Navigation Technology: Equipped with GPS, GLONASS, and a 10 Hz receiver for precise location tracking.
  • Comprehensive Mapping Capabilities: Includes built-in BlueChart and LakeVu maps, with support for a wide range of optional maps.
  • Sophisticated Sonar Functions: Offers powerful 1 kW output, ClearVü, SideVü, Panoptix™ Sonar, and LiveScope technologies.
  • Extensive Connectivity: Supports NMEA 2000 and NMEA 0183, along with Bluetooth®, ANT+, and Wi-Fi for versatile networking options.


  • Transducer Compatibility Concerns: The CV52 transducer included may not perform as effectively as the GT51 in deeper water.
  • Sonar Plug Confusion: Some confusion exists regarding the 12-pin sonar plug and its compatibility with dual channel Chirp.

FAQs: Garmin GPSMAP 1042xsv

Yes, the Garmin GPSMAP 1042xsv is ideal for those who prefer non-touchscreen units due to its keypad control, offering reliable performance in various operating conditions.
Absolutely. The Garmin GPSMAP 1042xsv supports networking, including NMEA 2000 and Garmin Network, allowing seamless connectivity with other devices like radars, VHF, and heading sensors.
Users have reported satisfaction with its performance, highlighting its reliability, versatility, and the convenience of features like Quickdraw.
Connect the device to Wi-Fi, navigate to the settings menu, select “Software Update,” and follow the on-screen instructions.
Go to “Waypoint Manager” in the main menu, select “Save Waypoint” to store a new location, and “Review Waypoints” to view existing ones.
Yes, adjust the screen brightness by accessing “Display & Brightness” in the settings menu.
Connect the transducer, go to “Sonar Setup” in the settings for configuration, and use the sonar view to utilize the fishfinder.
Yes, it can be connected to smartphones using the Garmin ActiveCaptain app and to compatible radar units following their specific integration instructions.


The Garmin GPSMAP 1042xsv is a standout marine GPS system that offers a range of impressive features. Its robust and waterproof design ensures durability in challenging conditions, while the high-resolution display provides clear and detailed visuals. The device’s advanced navigation technology, including GPS, GLONASS, and a 10 Hz receiver, ensures accurate positioning. The unit also offers extensive mapping capabilities, with built-in BlueChart and LakeVu maps, as well as the option to add additional maps.

One of the key highlights of the GPSMAP 1042xsv is its sophisticated sonar functions. With a 1 kW output and CHIRP technology, it provides detailed and accurate underwater imaging. The device also offers a range of connectivity options, including NMEA 2000, NMEA 0183, Bluetooth, ANT+, and Wi-Fi, allowing for easy networking and data sharing.

In conclusion, the Garmin GPSMAP 1042xsv is a highly capable marine GPS system that offers advanced sonar and networking capabilities. One of its key features is the keypad control, which is preferred in challenging conditions as it ensures reliable operation. This makes it a great choice for users who may encounter rough or wet conditions while out on the water.

Gary Burrell

Chief Content Writer and Reviewer at Garmin Fish

Born in 1989, Gary Burrell is an Electrical Engineering graduate from the University of Tennessee. With 20+ years of experience, he has transitioned from engineering roles to becoming the Chief Content Editor. Gary’s unique blend of technical knowledge and editorial expertise has made him an essential figure in content creation, ensuring clarity and accuracy. His journey from an engineer to an editor showcases his adaptability and commitment to continuous learning.