The Best Marine Chartplotters of 2026
Chartplotter buying in 2026 is meaningfully easier than it was five years ago. Four brands (Garmin, Simrad, Raymarine, Furuno) cover essentially the entire recreational market. All support NMEA 2000 natively, all have polished user interfaces, and all integrate with the major transducer, radar, and autopilot ecosystems. The buying question has shifted from "which brand?" to "which unit, at what screen size, at what price band."
Picks below are grouped by intended use case — single-screen everyday boats, serious fishing rigs, sail cruisers, and multi-station installations. Every unit is current-generation as of mid-2026 and available at authorized marine dealers.
Every chartplotter on this list needs regional chart cards or subscription. Garmin Navionics+ (formerly separate; now unified), C-MAP DISCOVER for Simrad/Raymarine, and Navionics for Raymarine LightHouse are the main options. Budget $150–350 for regional coverage, then $50–150/year for annual updates. Some Garmin units include a year of free updates; verify before assuming.
Everyday single-screen picks (7-9 inch)
Garmin GPSMAP 743xsv
Garmin's entry-level 7-inch chartplotter/sonar combo. Bright touchscreen, real buttons for wet hands, built-in CHIRP sonar processing, NMEA 2000 native, and the polished Garmin UI. The 743xsv variant bundles the GT56UHD-TM transducer, which covers CHIRP down/side/ultra-high-definition scanning at a reasonable price. Best value in the small-screen segment.
Raymarine Axiom+ 9 RV
Raymarine's 9-inch Axiom+ with RealVision 3D — a 3D sonar rendering technology that Garmin and Simrad don't match. If fishing is the primary use, the Axiom+ RV genuinely outperforms Garmin equivalents on sonar imagery. LightHouse charts are polished and worldwide coverage is comprehensive. Slightly more expensive than the Garmin equivalent but justifies the price for fishing-first buyers.
Mid-size premium picks (9-12 inch)
Garmin GPSMAP 8410xsv
Step up from the 743xsv line. Higher-resolution IPS display readable in direct sunlight, faster processor that handles radar overlay smoothly, and expanded video input support for external cameras. Native support for Garmin Fantom radar, Panoptix LiveScope, and the full Garmin autopilot lineup. The right pick if you'll actually use the ecosystem.
Simrad NSS 9 Evo3S
Simrad's NSS Evo3S is the technical enthusiast's choice. Best radar processing in the recreational segment (matched with a Simrad Halo24 dome radar, radar overlay is noticeably cleaner than Garmin or Raymarine), best autopilot integration, and a technical UI that assumes you know what you're doing. Steeper learning curve than Garmin; more capability once you're past that curve.
Large-screen and multi-station (12+ inch)
Garmin GPSMAP 8612xsv
The 12-inch Garmin flagship for permanent flush-mount installations. Same features as the 8410xsv scaled up, with high-refresh-rate display for smooth radar and sonar rendering. Supports full-screen split views that actually work — 4-way splits on a 12-inch screen show useful information without being cramped. For a permanent helm installation, this is the target size.
Raymarine Axiom Pro 12 RVX
The 12-inch Axiom Pro adds an external CHIRP sonar module (external processing box handles sonar work while the display handles chartplotter tasks) — smoother performance than the built-in variant on complex screens. RealVision 3D and RayNet Ethernet backbone. If you want the Raymarine sonar advantage at a serious screen size, this is the pick.
The specialty pick — commercial-grade Furuno
Furuno TZtouch3 12
Furuno is the commercial-fishing and long-range-cruising standard, priced accordingly. The TZtouch3 12 uses Furuno's TimeZero navigation software (used on many working fishing boats worldwide) with weather routing, tide prediction, and 3D bathymetry features that Garmin and Simrad partially match but don't fully replicate. Priced at premium-plus territory; buy only if you specifically want TimeZero. Overkill for weekend recreational boats.
Which one for which shooter — cleaner recommendations
Center console fishing boat, single screen:
Raymarine Axiom+ 9 RV if fishing dominates; Garmin GPSMAP 743xsv if fishing is one of several activities. Both are excellent; the RV's sonar edge only matters if you actually use it.
Sailboat, single screen, coastal cruising:
Garmin GPSMAP 8410xsv for the best all-around experience, or Simrad NSS 9 Evo3S if you're serious about the autopilot and radar integration.
Sailboat or trawler, multi-station cruising boat:
Two or three Garmin GPSMAP 8612xsv units networked together, sharing a single chart card and Radar via NMEA 2000 and Garmin Marine Network. Simrad NSS-family units are the equivalent alternative — pick the ecosystem you prefer.
Long-range or serious offshore cruising:
Furuno TZtouch3 is the technical top pick. Or dual Garmin GPSMAP 8612xsv with Garmin GRID autopilot integration and Fantom radar. Both are professional-grade setups.
Accessories that most buyers under-budget
Transducer: Included in most "xsv" bundles; standalone transducers run $150–800 depending on hull type. Chart card: $150–350 for regional coverage. Radar dome: $1,500–4,000 if adding to the network. Autopilot integration: $2,000–5,000 for a full autopilot install. Marine network switch: $200–350 for multi-station. Backup GPS antenna: $80–150 (recommended — chartplotter GPS antennas occasionally fail).
What to skip
- Chartplotters under 7 inches for anything except a spare or backup. Small screens are just not usable for real navigation.
- Non-touchscreen chartplotters unless you specifically need button- only for gloved hands (rare on recreational boats). Modern touchscreens work with wet hands and are simply faster.
- Off-brand chartplotters from budget marketplaces. The chartplotter itself is only part of what you're buying — you need the ecosystem, support, chart updates, and long-term parts availability. Only the four majors deliver this reliably.
- Older-generation flagship units being sold at "discount" from authorized dealers. If you can't get current firmware and current charts, the savings aren't real.
- Chartplotter/fishfinder combos where the fishfinder is an afterthought. If fishing is important, buy for the sonar first and let the chartplotter follow.
Transducer, radar, and autopilot pairings that actually work
The chartplotter is the display; what really determines your experience is what sensors and processing modules you connect to it. Common pairings that work well across all four major brands:
Transducer
For most recreational boats, a transom-mount CHIRP transducer with the chartplotter's matched processing (Garmin GT56UHD, Raymarine CPT-DVS, Simrad Active Imaging) covers 95% of use cases without requiring a through-hull installation. Through-hull transducers (bronze or plastic) deliver better performance for serious offshore work but are significant install jobs. Budget $150–800 depending on choice.
Radar
Match radar to chartplotter brand for the cleanest integration. Garmin Fantom (closed-dome, pulse-compression) with Garmin GPSMAP, Simrad Halo24 with NSS Evo3S, Raymarine Quantum 2 with Axiom+. Third-party radar via NMEA 2000 works for data sharing but loses the overlay integration. Budget $1,500–4,000 for a good radome.
Autopilot
Same brand-matching principle applies. Garmin GHP Reactor, Simrad Precision-9 with Continuum, Raymarine Evolution. Autopilot installation is a significant project best handled by a professional installer if you don't have marine electrical experience. Budget $2,000–5,000 for a full autopilot install including labor.
AIS transmit unit (if not integrated with VHF)
Class B AIS transmit units (Vesper Cortex, Digital Yacht AIT2500, Simrad NAIS-500) add your position broadcast to commercial ship displays and other AIS-equipped vessels. Meaningful safety upgrade for coastal or offshore boats. Runs $400–900 depending on unit.
Frequently asked questions
How important is screen size for a single-station boat?
More important than most first-time buyers realize. A 7-inch screen is fine for basic navigation but cramped for split-screen sonar+chart+radar views. A 9-inch is comfortable for split screens; a 12-inch gives you room to actually use multi-panel views without squinting. If your helm has space, upsize.
Can I mix brands on one boat?
Yes — NMEA 2000 lets you run a Garmin chartplotter with a Simrad autopilot and Raymarine radar on the same network. This works for shared data (GPS, wind, AIS, engine data). Full-featured integration (radar overlay, sonar sharing across screens) requires same-brand components for those specific pairs. Practical advice: pick one brand for chartplotter + radar + autopilot, then mix third-party for sensors.
Do I need touchscreen or keyed controls?
Modern touchscreens work with wet fingers and are noticeably faster for navigating menus. Buttons are worth having as backup and matter more for sail racing (gloved hands). All the current-generation units in this guide have both touch and physical buttons — you're not choosing one or the other.
What's the difference between CHIRP and non-CHIRP sonar?
CHIRP (Compressed High Intensity Radar Pulse) sonar produces cleaner, higher-resolution images with better target separation than traditional fixed-frequency sonar. Every chartplotter in this guide includes CHIRP; avoid non-CHIRP units at this price range — they're either older stock or very entry-level.
Is a Garmin Navionics card worth it if I already have C-MAP?
Depends on your region. C-MAP DISCOVER covers most of the world well; Navionics has better US inland lake coverage and slightly more detailed coastal work in some regions. Most cruisers only need one — pick based on your primary cruising ground. Don't buy both unless you specifically need to.