Best Small Fish Finders Ranked

20 fish finders with screens of 7 in or less.

Last updated: November 2, 2026

A small fish finder fits a kayak, a canoe, a jon boat or a crowded console, and runs off a small 12V battery. At 4 and 5 in the screen shows one view at a time well; at 7 in sonar and map share the screen comfortably.

Prices were last checked November 2, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.

Full ranking 20

  1. Humminbird Helix 7 CHIRP SI GPS G4
    #1 of 203.6Full review

    A well priced side imaging GPS combo for small and mid size boats that will not add live sonar.

    Amazon $523.40
    $523.40
    7 inCHIRP, Down, SidePreloaded
  2. Garmin Echomap UHD2 53cv
    #2 of 203.5Full review

    The cheapest Garmin with real lake maps, for small boats that want charts and down imaging in one compact unit.

    Amazon $448
    $448
    5 inCHIRP, DownPreloaded
  3. Garmin Echomap UHD2 63sv
    #3 of 203.5Full review

    A compact do everything chartplotter for kayaks and small boats that may add LiveScope later.

    Amazon $849.99
    $849.99
    6.2 inCHIRP, Down, SidePreloaded
  4. Lowrance Eagle 5 SplitShot HD
    #4 of 203.4Full review

    A low cost GPS combo with lake maps and down imaging for kayaks and small boats.

    Amazon $303.68
    $303.68
    5 inCHIRP, DownPreloaded
  5. Humminbird Helix 7 MEGA SI GPS G4
    #5 of 203.4Full review

    For anglers who want the clearest imaging in a 7 in unit and will not add live sonar or network gear.

    Amazon $649.98
    $649.98
    7 inCHIRP, Down, SidePreloaded
  6. Lowrance Elite FS 7
    #6 of 203.4Full review

    A compact networked touchscreen for small boats and kayaks that plan to add live sonar.

    Amazon $969.99
    $969.99
    7 inCHIRP, Down, SidePreloaded
  7. Garmin Echomap UHD2 73sv
    #7 of 203.4Full review

    For small and mid size boats that want maps, side imaging and a path to live sonar on one 7 in display.

    Amazon $999.99
    $999.99
    7 inCHIRP, Down, SidePreloaded
  8. Lowrance Eagle 7 TripleShot HD
    #8 of 203.4Full review

    One of the cheapest ways to get side imaging with maps on a 7 in screen, for small boat anglers.

    Amazon $599.99
    $599.99
    7 inCHIRP, Down, SidePreloaded
  9. Garmin Echomap UHD2 73cv
    #9 of 203.4Full review

    A 7 in chartplotter for small boats that want maps and down imaging but not side scan.

    Amazon $649.99
    $649.99
    7 inCHIRP, DownPreloaded
  10. Humminbird Helix 5 CHIRP DI GPS G3
    #10 of 203.3Full review

    A compact GPS and down imaging combo with maps for small boats and kayaks.

    Amazon $375.66
    $375.66
    5 inCHIRP, DownPreloaded
  11. Lowrance Eagle 7 SplitShot HD
    #11 of 203.2Full review

    For small boats that want maps and down imaging on a 7 in screen. The TripleShot version adds side scan for little more.

    Amazon $509.99
    $509.99
    7 inCHIRP, DownPreloaded
  12. Garmin Striker Vivid 7sv
    #12 of 203.1Full review

    The value pick for side imaging on a 7 in screen, for anglers who make their own maps with Quickdraw.

    Amazon $519.99
    $519.99
    7 inCHIRP, Down, SideNone
  13. Garmin Striker Vivid 4cv
    #13 of 203.1Full review

    The cheapest way into Garmin down imaging, for kayaks and small boats. Step up to the 5cv for a much sharper screen.

    Amazon $199.99
    $199.99
    4.3 inCHIRP, DownNone
  14. Humminbird Helix 5 CHIRP GPS G3
    #14 of 203.1Full review

    A small GPS combo with real lake maps for kayaks and small boats. Get the DI version if you want structure pictures.

    Amazon $342.09
    $342.09
    5 inCHIRPPreloaded
  15. Garmin Striker Vivid 5cv
    #15 of 203.0Full review

    A strong small screen sonar for kayaks and small boats that want down imaging without paying for maps.

    Amazon $349.99
    $349.99
    5 inCHIRP, DownNone
  16. Garmin Striker 4
    #16 of 203.0Full review

    For a kayak, canoe or jon boat angler on a tight budget who wants depth, fish arches and GPS marks. Buy a Striker Vivid if you want imaging.

    Amazon $141.17
    $141.17
    3.5 inCHIRPNone
  17. Garmin Striker Vivid 7cv
    #17 of 203.0Full review

    For small boat anglers who want a bigger down imaging screen and can live without maps or side imaging.

    Amazon $419.99
    $419.99
    7 inCHIRP, DownNone
  18. Garmin Striker Plus 4
    #18 of 202.9Full review

    A simple sonar and GPS unit for small boats and kayaks. Worth it over the Striker 4 for the larger screen.

    Amazon $179.99
    $179.99
    4.3 inCHIRPNone
  19. Lowrance Eagle 4X
    #19 of 202.7Full review

    A basic depth finder for kayaks, canoes and ice holes when you only need depth and fish arches.

    Amazon $118.48
    $118.48
    4 in2DNo GPS
  20. Humminbird PiranhaMAX 4
    #20 of 202.6Full review

    A bare bones depth finder for a jon boat or rental, for anglers who only need depth and fish arches.

    Amazon $136.94
    $136.94
    4.3 in2DNo GPS