Tesla Tops Gartner's Software Index for a Fourth Year. Europe Averages 33%.

Tesla has topped Gartner's Digital Automaker Index for the fourth year running, scoring 79.3% in the consultancy's 2026 edition. The index ranks carmakers on how well placed they are to build software-defined vehicles and earn money from them, and this year it says the gap between the leaders and Europe's incumbents got wider.

The ranking

The index compares 24 carmakers, and the top six are unchanged from 2025: Tesla, four Chinese brands and Rivian. No traditional carmaker reached the top three, and the best of them — Mercedes-Benz — sits 11th. Gartner groups Renault, Mazda and last-placed Jaguar Land Rover as the makers struggling most to make progress.

The regional averages are the story

Individual ranks flatter the incumbents. The averages do not.

Europe's carmakers average a third of the available score — the region's lowest result since the index launched — against Tesla's 79.3%. Gartner names slow adoption of AI as the reason BMW, Volkswagen and Nissan all slipped further behind their American and Chinese rivals this year.

Gartner tightened the methodology this year, adding an AI category and replacing yes/no questions with stricter thresholds for whether a technology is deployed at scale rather than merely announced. That reweighting is part of why the incumbents slid: demonstrating a feature and shipping it fleet-wide now score differently.

Pedro Pacheco, Gartner's VP of research, put the cause bluntly — many manufacturers lack sufficient preparation for managing AI.

What Tesla is actually being scored on

Not vehicles. The index measures the machinery behind them: centralised vehicle architecture, over-the-air update capability, connectivity, in-house software, and the ability to charge for any of it after the car is sold.

Gartner singles out one specific advantage shared by Tesla and XPeng: both develop their ADAS foundation models in-house. The argument is that the capability transfers — a company that can train and deploy its own driving models can apply the same infrastructure to other features, whereas a company licensing its stack cannot.

That is the mechanism behind everything a Tesla owner already experiences as normal. Buying FSD as a subscription, getting features in a firmware release rather than a new model year, having streaming services appear in the car — these are consequences of the architecture the index rewards.

What this means in Europe

A high score predicts a car that gains capability while you own it; a low one predicts a vehicle that ships fixed. On Gartner's numbers, a European brand averaging 33% is likelier to hand you a car whose feature set is set at the factory — which matters most over a long ownership period and not at all if you change cars every three years.

Hold the index at arm's length in one respect, though. Gartner measures readiness to monetise software, which is a supplier's interest and not automatically a buyer's. Scoring well on the ability to charge for features later is also scoring well on heated seats behind a paywall. Tesla's first place says it is best positioned to sell you software after you have bought the car; whether that is good news depends on what it charges.

What the index does establish is that this is no longer Tesla against the industry. It is Tesla and the Chinese newcomers against everyone else — and Europe, on these numbers, is in the second group.