Evolution of yachting, its technology, and digitalisation

The latest years of the leisure boating sector have been, by far, the most important and fullest of new technology and digitalisation.

Today, in 2026, it is clear that advances in boat building, materials, and onboard systems mark a moment in boating history unlike any other, from small pleasure boats to commercial shipping. Over the past 20 years, available technology and resources have improved at a rapid pace.

Around the 1960s, one of the main advances that significantly changed the industry was the introduction of GRP (Glass-Reinforced Plastic) as a primary hull construction material, which made mass production of leisure boats possible.

For marine surveyors, this meant adapting from inspecting timber structures and fastenings to understanding laminate schedules, moisture levels, and long-term issues such as osmosis. As concerns about osmosis became more common, its inspection methods also improved and gave the ability to assess composite hull condition with greater detail and accuracy. Nowadays, moisture meters calibrated for GRP hulls, such as the Tramex Skipper and later the Sovereign Quantum, have become a common tool in most surveyors’ toolboxes, allowing precise readings of moisture levels across the hull to help identify moisture content before visible blistering occurs. They still need to be interpreted together with a knowledge of the vessel’s construction, a visual inspection, percussion testing, or an invasive sampling if necessary, before reaching a definite conclusion.

As construction methods progressed, particularly with the introduction of sandwich structures, resin infusion, and more advanced composites (such as carbon fiber or Kevlar), boats became lighter and, in many cases, more performance-oriented. These developments improved efficiency and speed, but they also reduced tolerance for poor repairs or hidden defects. Surveyors need a clear understanding of structural load paths, bonding techniques, and the potential consequences of improper modifications.

Hull design is also constantly evolving, following market demand. Wider beams, larger internal volumes, and higher cruising speeds are common features in modern leisure craft. These designs bring advantages in comfort and performance, but they also introduce new areas of concern, such as stress cracking, reinforcement zones, and dynamic loading. Compared to older displacement hulls, many modern boats operate at higher speeds and under greater mechanical strain, which increases structural stresses.

Propulsion systems are another area where the changes over the years are clear. Traditional shaft drives are now often replaced, or complemented, by stern drives, jets, pod systems and electronically controlled engines. These setups improve manoeuvrability and fuel efficiency, but they add mechanical and electrical complexity. A modern survey might involve reviewing service records to confirm maintenance intervals, electronic diagnostics and manufacturer recommendations, not simply looking for leaks, corrosion or assessing visible wear. The marine surveyor’s work has moved beyond structural or mechanical inspection and now requires an understanding of how different onboard systems interact with each other and where the main risks are.

In more recent years, digital technology has also changed the profession. Modern yachts commonly include complex electrical and electronic installations, integrated navigation systems, and battery management systems that require an understanding from the surveyor. In addition, client expectations have shifted. Reports are expected to be detailed, clearly illustrated, and professionally presented, often within short timeframes. Communication is also faster, and surveyors may deal with clients, yacht brokers, and insurers in different countries at the same time.

This evolution can also be seen in sailing yacht systems and rigging. Modern yachts increasingly rely on hydraulic and electric furling systems, powered winches, captive winches, hydraulic or electric sail handling systems, and automated boom and mast controls, making sail handling faster, safer, and far less physically demanding than on traditional sailing yachts.

Two sailing yachts found in the same bay. On the right, a modern 60-metre Perini Navi, shaped by advanced engineering, aluminium construction, carbon rigging, and highly automated sailing systems. On the left, a replica of a classic sailing yacht reflects a time when craftsmanship, wind and seamanship defined the experience of sailing, when wood was the primary material used in yacht construction.

Below, I look at how this rapid evolution in yachting shows up in practice, and what it means from three different perspectives: the marine surveyor, the yacht consultant or project manager, and the yacht owner. For each, I list the main effects of new technology and the key points to check.

1) Marine surveyor perspective (what I’m seeing, what I check, what usually fails)

Twenty years ago, a yacht survey came down to one question: is this boat built well and has it been properly maintained? Today there is a second half: is it documented, and will it still be serviceable ten years from now? Digitalisation hasn't replaced structural and mechanical inspection. It has added a new layer of risk on top of it. This is what that looks like in a modern pre-purchase or condition survey:

• Digital switching and distributed power: On many modern yachts, traditional breaker panels are being replaced by solid-state switching linked to a central power management system. I check load monitoring settings, heat buildup around switching components, and whether the installation is documented well enough for a technician who wasn't part of the original build to service it. Undocumented digital panels are becoming one of the most common weak points I find.

• Networked onboard systems: NMEA 2000 and Ethernet backbones now connect navigation, engine data and monitoring into a single network. I look at segmentation (whether critical systems are kept separate from non-critical ones), labelling, and whether one failed node could take several systems down with it. That single point of failure didn't exist on a yacht with independent analogue instruments.

• Software-dependent safety: More safety-critical functions now rely on software rather than a gauge or a lever. I check for manual overrides, update history, and whether the manufacturer still supports the installed version. A dark screen used to mean replacing a bulb. Now it can mean opening a support ticket.

• Cybersecurity onboard: A yacht with Starlink or 4G/5G connectivity is effectively a floating network. I check for default or weak passwords, whether vendor remote access is logged and time-limited, and whether guest Wi-Fi is kept separate from the vessel's operational systems. This wasn't part of a marine survey ten years ago. Today it's a real liability issue.

• Remote monitoring and diagnostics: Remote yacht monitoring is only as reliable as its sensors. I look for calibration drift and a history of false alarms, and I compare the reported data with what I actually find on board.

• Hybrid and electric propulsion: Battery installations bring new structural and safety considerations: compliant compartment construction, ventilation and thermal runaway protection, isolation monitoring, and documented emergency shutdown procedures. This is new ground even for experienced marine surveyors.

• Energy storage: Lithium battery banks can't be assessed by eye. The quality of the battery management system (BMS), charging profiles, shore power compatibility and how the bank ages over time all need to be understood, not just the visible wiring.

• Fire detection and suppression: Engine room fire systems are well established. What I check now is whether that protection was extended to new battery spaces during a yacht refit, because suppression systems are often still sized for the original build.

• Stabilisation systems: Fin stabilisers and gyro stabilisers are now common on mid-size motor yachts. I check the structural mounting, maintenance history, and any unusual vibration or noise, which often points to misalignment or bearing wear before it becomes a bigger failure.

• Materials and build methods: Resin infusion and carbon fibre construction carry different moisture and void risks from traditional hand lay-up, and they need different inspection techniques. Repairability also matters. Some modern composite structures are difficult or very costly to repair to the original specification.

• Smart bilge and through-hull monitoring: These systems are useful until they fail without warning. I check sensor placement and redundancy, and I confirm that manual bilge pump controls still work independently of the smart system.

• Compliance and paperwork: CE, ISO, MCA and classification rules have not kept up evenly with the pace of new technology. I check that the as-built drawings match the yacht in front of me, especially after a refit. Undocumented modifications are one of the biggest risks I come across.

• Red flags on modern yachts: Undocumented modifications, tidy panels with messy wiring behind them, outdated or unsupported software, and proprietary systems that only one supplier can service. These are the modern version of hidden osmosis: invisible until someone knows where to look.

2) Yacht consultant and project manager perspective: how to choose, specify and future-proof

A surveyor assesses what is already on the yacht. A consultant or project manager is there to prevent tomorrow's survey findings by making better decisions today. The same technology that has made yachts more capable has also made poor specification decisions much more expensive to undo.

• Define the mission profile first: day boat vs long-range cruising vs charter—tech choices should follow usage.

• Define the mission profile first: A day boat, a long-range cruising yacht and a charter yacht have very different needs. Every system choice should follow how the yacht will actually be used, not what is newest on the market.

• Total cost of ownership of smart systems: Subscriptions, service contracts, spare parts, specialist labour and downtime while waiting for a technician all belong in the budget, not just the purchase price of the system.

• Supplier strategy: Open platforms are generally easier to service worldwide. Proprietary systems can leave an owner without a qualified technician in their cruising area, which matters much more once the yacht leaves its home yard.

• Future-proofing the backbone: Spare network capacity, extra conduits and power margin are cheap to add during a new build or refit and very expensive to retrofit later.

• Integration planning: Complex yacht systems need a named systems integrator, defined acceptance tests and proper handover documentation. Without these, responsibility for problems tends to fall between suppliers.

• Data as an asset: Engine logs, fuel data and maintenance records do more than help with diagnostics. They support warranty claims and make yacht maintenance planning predictive rather than reactive.

• Remote support done right: Supplier remote access should come with clear permissions, audit trails, defined emergency access and the owner keeping final control. The same access that lets a technician fix a problem quickly becomes a liability if it isn't managed properly.

• Human factors: Consistent interfaces, sensible alarm management and a proper training plan for the owner and crew matter as much as the hardware. The most advanced system is worthless if nobody on board can use it under pressure.

• Sustainability and regulation: Emissions zones, shore power standards, noise limits and battery transport and insurance requirements keep changing. A yacht specified today should anticipate where these rules are heading, not just where they are now.

• Refit or new build: Digital upgrades make sense when they solve a real operational problem. Added to an older yacht without proper integration, they can bring complexity without value.

• Sea trials for modern systems: Load tests, thermal checks, redundancy tests and failover drills belong alongside the traditional sea trial checklist. A system that works perfectly at the dock still needs to be proven under real load.

• Documentation to hand over: Wiring diagrams, network maps, software versions, a secure password record and a spares list should be delivered as standard, not requested afterwards. Good documentation is one of the best predictors of how a yacht will survey in five years.

3) Yacht owner perspective: what to keep in mind when buying a yacht, and what it means day-to-day

For a yacht owner, the question behind all of this technology is simple: does it make the yacht better to own, or just more complicated? The modern Perini Navi and the classic wooden yacht in the same bay ask the same thing of their owners, which is to understand what they are taking on. Today the answer just looks different.

• What innovation actually improves: Comfort, safety, efficiency and easier maintenance are worth paying for. A useful test is whether a feature removes a real burden or simply looks impressive at the boat show.

• The "too much tech" trap: Complexity that is easy to manage at the marina with a technician nearby becomes a real problem during a passage. Relying on one touchscreen to control everything is convenient until that screen fails.

• Must-haves and nice-to-haves: Remote monitoring, stabilisers, docking assistance and smart energy management can add real value. It is worth being honest about which features suit the way you will use your yacht, and which are mainly there to help sell it.

• Connectivity: Onboard Wi-Fi and 4G/5G or Starlink have changed life at anchor, but coverage, cost and range vary by cruising area. Ask about real-world performance, not just the specification sheet.

• Practical safety upgrades: Better alarms, cameras, man-overboard systems and engine room monitoring are some of the most valuable additions available, often at a modest cost compared with the risk they reduce.

• Energy independence: Lithium batteries, solar panels and efficient generators change what a night at anchor feels like: quieter, with less generator running time and a smaller environmental footprint.

• Hybrid and electric yachts: Range, charging time and marina infrastructure are still catching up with the technology. Go in with clear expectations about resale value and the safety standards that come with large battery systems.

• Maintenance in the digital era: Software updates, backups and a system logbook are now as much a part of yacht ownership as checking the oil. Knowing which spares to carry for your onboard electronics matters more than it used to.

• Training and handover: Ask the shipyard or dealer for proper training and record it on video. The handover is often the only time everything is explained in one place, and much of it is easy to forget by the time you need it.

• Resale and insurance: Well-documented systems make a yacht survey smoother and give buyers confidence. Poorly documented ones do the opposite and can complicate an insurance claim.

• A simple owner checklist: Passwords, a network map, manual overrides, emergency procedures, and service contacts, all kept somewhere easy to find. It is the modern equivalent of knowing where every through-hull is.