Buying Guides
Brand-by-brand and model-by-model comparisons for the 2026 Australian market, with budgets and realistic shortlists.
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chartplotters
Best chartplotters 2026
There is no single best chartplotter, only a best ecosystem for a specific vessel and mission. Here are the 2026 picks, mission by mission, with the reasoning.
Best for Rank by the actual refit task, not a universal brand score.Check first Confirm the exact model, installation and regional package.Also needed A documented complete-system quote Read the guideradar
Best marine radar 2026
The best radar is not the one with the biggest range number. These are the 2026 picks by vessel type, and the four things worth more attention than the spec sheet.
Read the guidebrands
Marine electronics brands compared
Compare six marine electronics ecosystems by supported equipment, retained components, installation requirements and local service.
Read the guidebudget
What it costs, and where to spend
Most electronics budgets are spent in the wrong order. This guide allocates by tier and vessel type, and names the costs that never appear on the quote.
Read the guidevessel planning
Budget vs no-limit navigation: where extra money helps
Compare budget, balanced and no-limit marine navigation plans, with dated Australian hardware baskets, sensible deferrals and independent backup priorities.
Best for Dated Australian parts and three transparent hardware baskets.Check first Retailer prices checked 3 October 2026; labour is separate.Also needed A complete installation, power and commissioning plan Read the guideGarmin
Garmin marine electronics
A broad marine ecosystem covering navigation, fishing and sailing equipment. Compare its product families, installation requirements and alternatives.
Read the guideB&G
B&G marine electronics
The most sailing-specialised mainstream ecosystem, and the specialisation is real rather than cosmetic. Worth it if you actually use the data.
Read the guideRaymarine
Raymarine marine electronics
An integrated cruising-system candidate: compare supported displays, autopilots, radar, instruments and cameras as a complete installation.
Read the guideSimrad
Simrad marine electronics
A shortlist for motor yachts, power cruisers and offshore fishing. Assess NSS 4 controls, HALO radar and supported sonar as a complete package.
Read the guideFuruno
Furuno marine electronics
Commercial credibility brought to recreational boats. The choice when radar, sonar and offshore sensor performance matter more than interface polish.
Read the guideLowrance
Lowrance marine electronics
A fishing-focused shortlist for smaller and medium boats. Compare sonar packages, chart coverage and expansion requirements.
Read the guideradar
Radome vs open array
The honest answer is that beam width is real physics and windage aloft is real seamanship. Which wins depends on the boat, not the budget.
Read the guideAIS
Class A vs Class B AIS
Most private yachts do not need Class A simply because they go offshore. The real decision is SOTDMA versus CSTDMA, and whether to transmit at all.
Read the guidesonar
CHIRP vs traditional sonar
CHIRP genuinely separates targets a single frequency merges. Whether that is worth paying for depends entirely on the question your boat asks the water.
Read the guidevessel planning
B&G vs Raymarine: sailing systems and refit tradeoffs
Compare B&G and Raymarine sailing systems using documented features, retained equipment, pilot requirements and practical budget or offshore briefs.
Decision Compare the two options against your existing system and installation.Check first Exact model, software, sensor and installation requirements must be confirmed.Also needed A complete installation, power and commissioning plan Read the guidevessel planning
Garmin vs Simrad: compare complete powerboat systems
Compare Garmin and Simrad powerboat systems by controls, radar and sonar compatibility, regional bundles and complete installation costs.
Decision Compare the two options against your existing system and installation.Check first Exact model, software, sensor and installation requirements must be confirmed.Also needed A complete installation, power and commissioning plan Read the guidevessel planning
B&G vs Garmin for sailing: choose a complete system
Compare B&G and Garmin sailing systems by wind data, laylines, controls, radar dependencies and retained equipment, with budget and offshore examples.
Decision Compare the two options against your existing system and installation.Check first Exact model, software, sensor and installation requirements must be confirmed.Also needed A complete installation, power and commissioning plan Read the guidevessel planning
Raymarine vs Garmin: a cruising navigation system comparison
Compare Raymarine and Garmin for cruising boats: display controls, sailing tools, radar networks, retained sensors and complete refit costs.
Decision Compare the two options against your existing system and installation.Check first Exact model, software, sensor and installation requirements must be confirmed.Also needed A complete installation, power and commissioning plan Read the guidevessel planning
Furuno vs Simrad: radar, fishing and cruising systems
Compare Furuno and Simrad by exact radar support, sonar package, helm controls and installation scope for fishing boats and motor cruisers.
Decision Compare the two options against your existing system and installation.Check first Exact model, software, sensor and installation requirements must be confirmed.Also needed A complete installation, power and commissioning plan Read the guidetransducer
Airmar B175M vs B175HW: depth reach or wider coverage?
Compare B175M and B175HW CHIRP transducers by frequency, beam coverage and installation. Match the sensor to your fishing and sounder before buying.
Decision Compare the two options against your existing system and installation.Check first Frequency, beam coverage and sounder support matter more than the family name.Also needed Exact sensor, housing, tilt and connector Read the guidebrands
Airmar transducers
Understand Airmar CHIRP transducers and network sensors, with guidance on model identity, hull suitability, connectors and replacement planning.
Best for Select the acoustic job and installation first, then the compatible electronics.Check first Confirm the exact model, installation and regional package.Also needed A documented complete-system quote Read the guidedepth
Best depth sounders for cruising sailboats in Australia
Choose between a standalone depth sounder, a Raymarine instrument and a network multisensor. A practical shortlist for cruising yachts and refits.
Best for A readable cruising-yacht depth installationCheck first A network sensor is not a complete display systemAlso needed Confirmed sensor, instrument, interfaces and depth calibration Read the guideradar
Furuno DRS2D-NXT vs DRS4D-NXT: compact or larger dome?
Compare Furuno’s 19-inch and 24-inch NXT radomes, separating native beamwidth from RezBoost claims and checking display compatibility before purchase.
Decision Compare the two options against your existing system and installation.Check first Confirm the exact NavNet display and software before ordering.Also needed Exact scanner and supported display/software Read the guideradar
Garmin Fantom 18x vs 24x: size, beamwidth and installation
Compare Garmin Fantom 18x and 24x radomes using manufacturer specifications, with practical guidance on mounting, power and a complete installation quote.
Decision Compare the two options against your existing system and installation.Check first Neither maximum range nor beamwidth guarantees detection of every target.Also needed Exact scanner and supported display/software Read the guidebrands
Humminbird fishfinders
Assess Humminbird for fishing sonar and connected boat control. Check regional charts, transducer bundles and expansion costs before an Australian purchase.
Best for Humminbird belongs in fishing-electronics comparisons, alongside Garmin and Lowrance.Check first Confirm the exact model, installation and regional package.Also needed A documented complete-system quote Read the guideradar
Marine radar compatibility: check the display before buying
Check radar model, display, software and network requirements before buying. Worked examples cover Garmin Fantom, Furuno NXT and Raymarine Quantum.
Best for Checking a scanner before purchaseCheck first A network socket alone does not establish scanner compatibilityAlso needed Display model, software, imagery path, power and heading plan Read the guidebrands
NASA Marine instruments
Consider NASA Marine for a simple dedicated depth installation. Understand Clipper Depth’s role, installation questions and Australian purchase checks.
Best for Clipper Depth is a candidate for a straightforward dedicated depth readout.Check first Confirm the exact model, installation and regional package.Also needed A documented complete-system quote Read the guidedepth
Raymarine i40 vs i50 Depth: which instrument should you buy?
Compare Raymarine i40 and i50 Depth displays, SeaTalk connections and dated Australian prices. Understand display-only costs before choosing a transducer kit.
Decision Compare the two options against your existing system and installation.Check first Display-only prices exclude sensors, conversion and hull work.Also needed Display and confirmed compatible depth sensor Read the guideradar
Simrad HALO20+ vs HALO24: which radome fits your boat?
Compare HALO20+ and HALO24 beamwidth, size, power and installation requirements. Decide whether the larger dome earns its place on your boat.
Decision Compare the two options against your existing system and installation.Check first Display support and mounting space can outweigh the scanner price.Also needed Exact scanner and supported display/software Read the guidetransducer
Airmar B75M vs B175M: does your fishing justify 1 kW?
Compare B75M and B175M CHIRP transducers by acoustic band, beamwidth and installation work before paying for a higher-power sonar system.
Decision Compare the two options against your existing system and installation.Check first The B75M page has conflicting generic specifications; obtain its model-specific sheet.Also needed Exact sensor, housing, tilt and connector Read the guidespecialist
Digital Yacht: AIS and tablet integration for mixed-brand boats
Understand Digital Yacht AIS options for tablets and chartplotters, with attention to model generations, data direction and installation scope.
Best for Choose a device by the data it must carry and where it must go.Check first Confirm the exact model, installation and regional package.Also needed A documented complete-system quote Read the guidespecialist
em-trak AIS: understanding the B900 model choices
Choose an em-trak AIS installation by antenna arrangement and data connections, with a guide to B900 variants, setup and acceptance checks.
Best for Choose the antenna arrangement before choosing a B900 suffix.Check first Confirm the exact model, installation and regional package.Also needed A documented complete-system quote Read the guideais
em-trak B952 vs B954: separate AIS antenna or built-in splitter?
Compare em-trak B952 and B954 AIS installations, focusing on antenna sharing, wireless connections, power budget and commissioning.
Decision Compare the two options against your existing system and installation.Check first A shared antenna is also a shared point of failure.Also needed Exact transceiver and compatible receiving displays Read the guidevhf
Icom IC-M330GE vs Standard Horizon GX1400GPS: compact VHF choice
Compare two compact GPS-equipped fixed marine radios, with dimensions, package checks and practical advice for a crowded Australian boat helm.
Decision Compare the two options against your existing system and installation.Check first No independent range or audio test supports an unconditional winner.Also needed Exact Australian radio variant and mounting kit Read the guidevhf
Icom IC-M510E vs IC-M510E EVO: the networking difference
Compare the original IC-M510E with the EVO version, separating built-in NMEA 2000 from optional interfaces and AIS receiver variants.
Decision Compare the two options against your existing system and installation.Check first AIS reception depends on the exact variant and does not provide AIS transmission.Also needed Exact Australian radio variant and mounting kit Read the guidevhf
Icom IC-M94DE: handheld VHF with AIS reception
Understand what the Australian IC-M94DE handheld offers, what AIS reception cannot do, and how to assess carrying, charging and everyday operation.
Best for Portable VHF with AIS receptionCheck first The Australian version is 5 W; it does not transmit AISAlso needed Australian radio package, carrying arrangement and onboard charging Read the guidespecialist
Icom marine radios: choosing a fixed or handheld VHF
A practical Icom buying guide covering compact fixed radios, networked helm radios and handheld AIS reception, with exact-version checks.
Best for Start with the operating position and communication job.Check first Confirm the exact model, installation and regional package.Also needed A documented complete-system quote Read the guidefishfinder
Lowrance Eagle 9 vs Elite FS 9: standalone fishing or expansion?
Compare Eagle 9 and Elite FS 9 for a fishing boat, including controls, chart bundles, sonar packages and the cost of future live-sonar expansion.
Decision Compare the two options against your existing system and installation.Check first A basemap and expansion readiness are not complete charts and included hardware.Also needed Exact display and transducer bundle Read the guidefishfinder
Lowrance Elite FS 9: product guide and expansion costs
Plan an Elite FS 9 installation around the right transducer, Australian charts and realistic expansion costs rather than a display-only price.
Best for A fishing helm with a real expansion planCheck first Live-sonar hardware and detailed Australian charts may be extraAlso needed Exact transducer, chart region, mounts and any required module Read the guidedepth
NASA Clipper Depth vs Raymarine i40 Depth: standalone or SeaTalk?
Compare NASA Clipper Depth and Raymarine i40 Depth for a cruising yacht, including package contents, retained sensors and the full replacement job.
Decision Compare the two options against your existing system and installation.Check first Do not assume either display accepts an unidentified old sensor.Also needed Display and confirmed compatible depth sensor Read the guideradar
Raymarine Quantum 2 Q24D: product and installation guide
Assess Quantum 2 for a Raymarine radar refit with a practical guide to mounting, connectivity, purchase scope and a first training session.
Best for A supported Raymarine radar refitCheck first Confirm display/software and the wired or wireless arrangementAlso needed Scanner, supported display, mount, power and commissioning Read the guideradar
Raymarine Quantum 2 vs Garmin Fantom 18x: which system fits?
Compare Quantum 2 and Fantom 18x radar for a complete helm refit, including published power, mounting weight and the cost of changing displays.
Decision Compare the two options against your existing system and installation.Check first Changing the display ecosystem can dominate the complete cost.Also needed Exact scanner and supported display/software Read the guideradar
Simrad HALO20+ vs Raymarine Quantum 2: a compact radar comparison
Choose between HALO20+ and Quantum 2 for a compact boat, weighing display compatibility, electrical demand and a practical installation plan.
Decision Compare the two options against your existing system and installation.Check first Published rotation and power figures are not a common sea trial.Also needed Exact scanner and supported display/software Read the guidespecialist
Standard Horizon marine radios: a buyer’s guide
Explore Standard Horizon fixed and handheld radio choices, with guidance on GPS variants, regional packages, antenna work and replacement planning.
Best for Check the GPS suffix on GX1400-series offers.Check first Confirm the exact model, installation and regional package.Also needed A documented complete-system quote Read the guideradar
Top 3 compact marine radars for a cruising-yacht refit
A ranked compact-radar shortlist for a cruising yacht, with explicit selection criteria, ecosystem exceptions and links to detailed model comparisons.
Best for A new power-conscious cruising-yacht helmCheck first Order changes with retained equipment; no comparative sea trial or installed-price test.Also needed Complete regional package and a comparable installation quote Read the guidefishfinder
Top 3 fishfinder picks for Australian trailer-boat setups
Rank three fishfinder approaches for a trailer boat, comparing expansion, simplicity and motor integration with exact chart and transducer checks.
Best for A genuine future sonar expansion planCheck first Order changes with retained equipment; no comparative sea trial or installed-price test.Also needed Complete regional package and a comparable installation quote Read the guideais
Top AIS transponder picks for wired and tablet-based boats
Compare three AIS installation choices and a transparent shortlist, with guidance on separate antennas, splitters and tablet data connections.
Best for Wired plotter with a dedicated AIS antennaCheck first Order changes with retained equipment; no comparative sea trial or installed-price test.Also needed Complete regional package and a comparable installation quote Read the guidevhf
Top fixed VHF radio picks for three Australian boat setups
Rank three fixed VHF candidates for a networked cruising refit, then see how a compact console or simpler requirements change the shortlist.
Best for A networked cruising refitCheck first Order changes with retained equipment; no comparative sea trial or installed-price test.Also needed Complete regional package and a comparable installation quote Read the guideOther topics
The library is organised so each shelf answers a different kind of question.