The car industry A/B tested selling a car with and without CarPlay

An accidental A/B test within the automotive industry has revealed a significant consumer preference for Apple CarPlay and Android Auto integration. General Motors, specifically Chevrolet, removed these features from its 2025 electric vehicles in favor of Android Automotive OS, citing privacy concerns. However, the Honda Prologue EV, which is essentially a rebadged Chevrolet Blazer EV sharing the same platform and underlying technology, was released with CarPlay and Android Auto support. Sales data over the past 2.5 years clearly shows the Honda Prologue significantly outselling its Chevrolet counterpart. In 2024, the Prologue sold 42.8% more units than the Blazer EV, a lead that widened to 73.1% in 2025 and an astonishing 165.5% in the first half of 2026. This disparity highlights consumer demand for familiar and integrated smartphone connectivity, suggesting GM's decision to omit these features may be negatively impacting sales.

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The core of this analysis lies in the stark sales disparity between the Chevrolet Blazer EV and the Honda Prologue EV. While the Prologue is fundamentally a Chevrolet product with Honda badging and minor cosmetic tweaks, its inclusion of Apple CarPlay and Android Auto has driven substantially higher sales. Over 2.5 years, the Honda variant has consistently outperformed the Chevrolet, with its sales advantage increasing each year. This suggests consumers prioritize seamless smartphone integration over manufacturer-specific operating systems, even when the underlying vehicle hardware is identical. The data unequivocally indicates a consumer vote of confidence for CarPlay and Android Auto.

Market implications are substantial for General Motors. The ongoing trend points to a potential miscalculation in their strategy to move away from established smartphone mirroring systems. By removing CarPlay and Android Auto, GM may be alienating a significant portion of the EV market that values this integration for its convenience and safety. The continued strong performance of the Honda Prologue, a direct result of its inclusion of these features, suggests a missed opportunity for Chevrolet to capture a larger share of the EV market. The financial and strategic consequences of this product differentiation demand careful reconsideration by GM leadership.

From a technical and consumer-experience standpoint, the A/B test validates the importance of user interface and ecosystem integration in automotive purchasing decisions. CarPlay and Android Auto offer a familiar and often superior user experience for navigation, communication, and media compared to proprietary infotainment systems. While GM's push for Android Automotive OS might offer long-term benefits in data collection and deeper integration, the immediate consumer reaction, as evidenced by sales figures, indicates that the transition is not yet welcomed by the broader market. The success of the Prologue underscores the need for automakers to offer choices or carefully assess consumer demand before making wholesale changes to core user-facing technologies.