EV batteries: solid-state strategy

EV batteries and solid-state technology: why the news is not just for the automotive industry

The DesignNews article highlights a critical shift in the strategy of the major battery manufacturers: solid-state batteries are no longer seen as a laboratory promise for the distant future, but as a technology primarily destined for electric cars and, by extension, for entire ecosystems of mobility, distribution and commerce. The reference to China's CATL, one of the major players in the global EV battery market, is particularly significant because the company supplies major vehicle manufacturers and directly influences when a technology moves from the pilot stage to industrial scale. For an e-commerce owner, the news is not just technical. It touches on delivery costs, last-mile reliability, fleet planning, brand sustainability and the ability to offer faster or ’greener« shipments without unduly squeezing margins.

EV batteries are at the centre of a wider business chain. When energy density is increased, when EV charging time is reduced or when battery safety is improved, it is not only the driver of an electric car who benefits. Courier companies, fulfillment providers, marketplaces, retailers with their own vans, food businesses with refrigerated deliveries, and even brands that base their differentiation on sustainable mobility and a lower environmental footprint are affected. The solid-state battery debate is essentially a debate about the next level of productivity in transportation: more miles per charge, potentially less degradation over time, better thermal performance, and the possibility of new fleet forms that currently remain expensive or difficult to operate on a daily basis.

What technically changes with solid state batteries

Today's lithium batteries used in most electric cars are based on liquid or gel electrolyte. In solid-state batteries, the solid-state electrolyte replaces this liquid medium, paving the way for different cell architecture and, in theory, higher energy density. This means that a vehicle could store more energy in the same weight or volume of battery. For businesses operating electric vans, cargo bikes or small urban delivery vehicles, this development translates into fewer charging stops, greater operational flexibility and better utilisation of each vehicle throughout the day.

However, technology is not without its obstacles. Mass production of solid-state batteries requires material stability, resistance to multiple charge cycles, cost control and industrial production lines that can deliver in large quantities with a low defect rate. This is why, even as large manufacturers like CATL talk about progress and trial production, the market remains cautious. For an e-commerce professional, the correct conclusion is not «buy a solid-state fleet tomorrow», but «actively monitor the technology, review the fleet plan and calculate the potential transition point». EV batteries will continue to improve, and the most profitable strategy is to integrate them into a broader logistics plan, not treat them as a standalone technology fad.

The big picture is already evident in the growth of electric cars internationally. According to the International Energy Agency, global sales of electric cars increased from about 3 million in 2020 to nearly 14 million in 2023, with an estimate of about 17 million in 2024. As shown in the graph below, the curve is not linear; it shows acceleration, which increases the pressure for better, safer and more economical EV batteries.

Why e-commerce businesses need to monitor EV batteries

In e-commerce, the delivery experience has become part of the product. The customer not only evaluates not only the price or packaging, but also whether the order arrived quickly, on time, with correct information and, increasingly, in a more sustainable way. This is where EV batteries become strategically important. An e-shop dependent on third-party carriers does not directly control fleet technology, but is influenced by it through costs, SLAs, fuel charges, low-emission urban zones and delivery reliability. An e-shop with its own fleet has an even greater incentive to understand when it makes sense to switch to electric vehicles and which battery technology reduces total cost of ownership.

The momentum is particularly strong in the major markets. In 2023, China recorded about 8.1 million new electric car registrations, Europe about 3.2 million and the US about 1.4 million, according to the IEA. This matters for the battery supply chain because the geography of demand affects where plants are built, where production is directed, which suppliers gain bargaining power and how quickly kWh costs fall. If the electric car market continues to be concentrated in a few regions, e-commerce companies in Europe will have to keep an eye not only on local subsidies and regulations, but also on developments in China, because production scale there is often accelerated.

The graph below shows the geographical distribution of electric car registrations in 2023. For retailers and logistics operators, the picture shows where expertise is being built up first, where suppliers are developing and from which markets the pressure for lower prices is likely to come from.

For an e-commerce business, the practical reading of the above data is clear: electromobility is not a peripheral trend, but a key component of the next decade in logistics. Even if solid-state batteries will take years to become mainstream, the market direction is already clear. As electric fleets grow, transportation providers will redesign their charging rates, charging hubs, delivery schedules and service contracts. This means EV batteries need to be on the radar of the finance manager, operations manager and e-commerce manager, not just the technical department.

The kWh cost and the real business equation

Technological superiority is not enough if it is not accompanied by sustainable costs. The history of lithium batteries shows that production scale can change the entire market. According to BloombergNEF, the average price of lithium-ion battery packs has fallen dramatically over the past decade, reaching about $139 per kWh in 2023. This drop is one of the main reasons why electric cars became more competitive and began to enter corporate fleets in earnest. The same will have to happen with solid-state batteries to move from the premium segment to wider commercial application.

The critical thing for e-commerce owners is not to evaluate a vehicle based on purchase price alone. Total cost of ownership includes energy, maintenance, downtime, residual value, insurance costs, tax incentives and impact on customer experience. If solid-state EV batteries offer greater electric range and better durability over time, they may justify a higher initial price. But if the cost differential is excessive or the technology has not proven reliability in real-world distribution conditions, adoption should be phased in. The right approach is to pilot, measure and then scale up.

The fall in battery costs shows why new technologies only make sense when production matures. The graph below shows the historical decline in the average price of lithium-ion battery packs, a useful benchmark for what solid-state batteries should also achieve in the future.

Step-by-Step guide for e-commerce owners planning an electric fleet

Step 2: Calculate the total cost of ownership for three scenarios: conventional fleet, current electric vehicles with lithium batteries and future scenario of improved EV batteries, including solid-state batteries when they become commercially available. Energy, service, downtime, charger installation costs, potential subsidies, financing costs and impact on SLAs need to be entered into the model. The simple comparison of «diesel van price vs. electric van price» is inadequate and often misleading.

Step 3: Start with a pilot in a specific distribution zone. Choose an area where routes are predictable, access to EV charging is easy and customer density is fairly high. Measure cost per delivery, consumption per mile, charging time, delay rate and customer feedback. If you use a third-party logistics partner, request reporting on the electric vehicles they have and compare SLAs with the conventional fleet. This transforms the technology from a general promise to a business KPI.

Step 4: Incorporate sustainable mobility into the brand without overdoing it. Customers are positive about greener deliveries, but react negatively to vague claims. If you're reducing emissions through an electric fleet, show it with concrete data: percentage of EV deliveries, areas covered, targets for next year, and partnerships with carriers. E-commerce logistics is not just a back-office function; it's part of the brand promise.

Step 5: Monitor the maturation of solid-state batteries according to specific criteria. Do not settle for energy density statements. Ask for data on charge cycles, low and high temperature behavior, warranty, fast charge time, actual kWh cost and availability of spare parts. CATL and other major manufacturers can accelerate the market, but your decision should be based on fleet data, not headlines.

Risks, timing and decisions worth making now

The key risk is timing. If a company invests too early in immature technology, it may pay a premium without a commensurate return. If it waits too long, it may find itself with higher fuel costs, access restrictions in urban areas, and competitors offering faster or more sustainable deliveries. The balance lies in the gradual transition. Today's EV batteries are already mature enough for many urban uses, while solid-state batteries should be viewed as a medium-term development that will influence subsequent fleet renewal decisions.

For e-commerce owners, the most practical decision today is to build customizability. This means logistics contracts with clauses for electric deliveries, selecting fulfillment hubs near urban centers, analyzing route data, training operations teams and preparing for charging infrastructure. If the company has physical locations, warehouses or dark stores, it is worth considering now the electrical power that can support each facility. Charging is not just an accessory; it is a functional part of the delivery model.

The message from CATL's move and the debate around solid-state batteries is that the next generation of batteries will first target demanding applications where performance translates directly into economic benefit. Electric cars, corporate fleets and logistics are right up there. For an e-commerce business, EV batteries are not a technological detail, but a competitive factor. Anyone who understands early on the relationship between autonomy, cost, infrastructure and customer experience will be able to design deliveries that are more stable, more efficient and more aligned with market expectations.

Conclusion

Solid-state EV batteries will not solve all problems overnight. They will need industrial scale, proven reliability and competitive costs. Nevertheless, the direction is clear: battery technology is becoming a central driver of how products, vehicles and customer experiences will move. E-commerce that treats evolution as a strategic issue, rather than a technical detail, will be better prepared for the changes in logistics, urban delivery and sustainability requirements of the next decade.