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Product Codes: GARS4
The Garmin STRIKER 4 is a Fishfinder and also features GPS technology. The screen size is 3.5-inch with keypad control. There is an included Transducer and Sonar.
Using the GPS technology you can mark waypoints and navigate back to them. You will also be able to view your boats speed.
The included traditional transducer provides you with a view below your boat. Traditional sonar is best for finding fish below you boat. However if you want to identify structures below your boat (rocks, wrecks, etc.) then we recommend buying a Fishfinder with DownVu or SideVu instead.
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Garmin STRIKER 4 has been discontinued.
The replacement model is the Garmin STRIKER Vivid 4cv.
View latest Fishfinders
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The Garmin STRIKER 4 is a fishfinder with GPS technology and CHIRP Sonar. The screen on the STRIKER 4 is 3.5-inch colour display.
With the in-built GPS technology you can mark hotspots such as good fishing locations, docks or ramps. You can then easily navigate back to these stored locations.
If you have a echoMAP charplotter too you can share waypoints and routes between your STRIKER and a Garmin echoMAP system. You are also able to view the speed of your boat or yacht on the display. Please note: Although the Garmin STRIKER has GPS technology it is not a chartplotter.
Wit
h the STRIKER 4 you will get CHIRP Traditional Sonar, Sonar History Rewind, Waypoint Map, Boat Speed Display and Built-in Flasher.
The STRIKER 4 includes a Garmin CHIRP (77/200kHz) Sonar Transducer with transmit power of 200W RMS/1,600 peak-to-peak.
If you would like to purchase a Garmin STRIKER with a larger screen size then there is a 5-inch (STRIKER 5cv) and 7-inch (STRIKER 7cv) model available too.
Smooth scaling software technology for depth range adjustments is also provided with the Garmin STRIKER 4.
‣3.5-inch WVGA colour screen Fishfinder
‣Garmin Dual-beam transducer
‣Keypad control
‣Waterproof to IPX7 standards
‣GPS speed
‣Maximum depth for Sonar use: 1,600 ft at 77kHz (freshwater) and 750 ft (saltwater)
‣Mark waypoints and go back to them (ie. save favourite fishing spots)
‣1 Year manufacturers guarantee
The Garmin STRIKER 4 includes a tilt mount for mounting on your boat or yacht. The Garmin Dual-beam Transducer included is for use on a boat whereby the boat should be an outboard powered vessel.

‣STRIKER 4
‣Dual-beam transducer
‣Transom and trolling motor mounts
‣Power cable
‣Tilt/Swivel mount
‣Documentation
Looking for Garmin STRIKER 4 accessories? Accessories available to purchase include protective cover, tilt and swivel mount and flush mount kit. If you'd like to add a transducer to your STRIKER 4 please see Garmin transducer page.
View all Garmin STRIKER 4 accessories
‣Technology: Fishfinder, Transducer
‣Display: 3.5-inch WVGA display (480 x 320 pixels)
‣Water temperature log and graph: Yes
‣Waypoints/favourites/locations: Yes
‣Garmin sonar compatible: Yes
‣DownVu and SideVu: No
‣AutoGain technology (minimise clutter, maximise targets): Yes
‣A-scope (real time display of fish passing through transducer beam): Yes
‣Water temperature sensor included: Yes
‣Waterproof: Yes, IPX7
‣Dimensions: Width - 91mm, Height - 150mm, Depth - 410mm
‣Weight: 230 g
‣Guarantee: 1-year
‣Garmin STRIKER 4 manual
Manual requires Adobe Acrobat Reader
Download a free copy here
This is a sophisticated electronic device. It is important to read, understand, and follow the instructions provided in the user manual (usually available via the 'manual' link above). To ensure optimal performance, you will need internet access and should regularly download and install firmware and software updates as recommended by the manufacturer. Like all GPS devices, it requires a clear view of the sky to connect with satellites, so be aware that certain vehicle glass or enclosures may block or reduce GPS signal reception.
Updates for this device are delivered via the internet. This page provides information on compatibility with current devices such as PCs, laptops, Macs, and smartphones. Under the Consumer Contract Regulations, you have 14 days from receipt of purchase to verify compatibility with your internet-connected device. Please note that if you later replace or upgrade your PC, Mac, or smartphone, neither ActiveGPS nor the manufacturer can guarantee compatibility with the new operating system.
Why Buy from ActiveGPS?We are official authorised Garmin Internet Retailers, offering genuine Garmin products, accessories, and maps. All our stock is purchased directly from assigned Garmin UK distributors - we do not source from the grey market and never sell counterfeit products.
When you buy from ActiveGPS.co.uk, you can be confident that you’ll receive full Garmin support and the peace of mind that comes with purchasing authentic, reliable products.
Page updated: 2nd January 2026
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