SDV Guide
digital.auto
  • Welcome
  • SDV101
    • Part A: Essentials
      • Smart Phone? No: Habitat on Wheels!
      • Basics: What is a Software-defined Vehicle
      • MHP: Expert Opinion
      • Challenges: What sets automotive software development apart?
      • SDV Domains and Two-Speed Delivery
    • Part B: Lessons Learned
      • Learnings from the Internet Folks
        • Innovation Management
        • Cloud Native Principles
          • DevOps and Continuous Delivery
          • Loose Coupling
            • Microservices & APIs
            • Containerization
            • Building Robust and Resilient Systems
      • Learnings from the Smart Phone Folks
    • Part C: Building Blocks
      • Foundation: E/E Architecture
        • Today`s E/E Architectures
        • Evolving Trends in E/E Architectur
        • Case Study: Rivian
      • Standards for Software-Defined Vehicles and E/E Architectures
      • Building Blocks of an SDV
        • Service-Oriented Architecture
          • The SOA Framework for SDVs
          • Container Runtimes
          • Vehicle APIs
          • Example: Real-World Application of SDV Concepts
          • Ensuring Functional Safety
          • Event Chains in Vehicle SOAs
          • Vehicle SOA Tech Stack
        • Over-the-Air Updates: The Backbone of Software-Defined Vehicles
        • Vehicle App Store: The Holy Grail of Software-Defined Vehicles
      • Summary: Building Blocks for Software-Defined Vehicles
    • Part D: Implementation Strategies
      • #DigitalFirst
      • Hardware vs Software Engineering
        • The Traditional V-Model in Automotive Development
        • Agile V-Model, anybody?
        • Key: Loosely Coupled, Automated Development Pipelines
        • The SDV Software Factory
      • Implementing the Shift Left
        • Simulation and Digital Prototyping
          • Early Validation: Cloud-based SDV Prototyping
          • Detailed Validation: SDVs and Simulation
        • Towards the Virtual Vehicle
          • Case Study: Multi-Supplier Collaboration on Virtual Platform
          • Long-Term Vision
        • Physical test system
        • De-Coupled, Multi-Speed System Evolution
        • Continuous Homologation
        • Summary and Outlook
      • Enterprise Topics
        • Variant Management
        • Engineering Intelligence
        • Enterprise Organization, Processes, and Architecture
        • Incumbent OEMs vs EV Start-ups
  • SDV201
  • ./pulse
    • SDV Culture
    • Lean Sourcing
      • LeanRM
        • Why so many Requirements?
      • SCM for SDVs
    • SDV Systems Engineering
      • LeanSE
      • SDVxMBSE
    • Digital First
    • Loose Coupling
      • API-first
      • Freeze Points
    • Automation and Engineering Intelligence
    • Continuous Homologation
    • Build / Measure / Learn
  • Glossary
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  1. SDV101
  2. Part A: Essentials

Smart Phone? No: Habitat on Wheels!

PreviousPart A: EssentialsNextBasics: What is a Software-defined Vehicle

Last updated 6 months ago

When Tesla sparked the electric vehicle revolution, people often described its cars as "smartphones on wheels." This comparison came from how Tesla fundamentally redefined cars as software-centric connected devices rather than purely mechanical machines.

Modern vehicles, especially electric ones, do share some notable similarities with smartphones:

Key Similarities with Smartphones

  1. Touchscreen-Centric Interfaces Physical buttons have been largely replaced by app-like touchscreen interfaces, creating a user experience similar to smartphones.

  2. Connectivity and Cloud Integration Vehicles are constantly connected to the internet, enabling real-time navigation, diagnostics, and data sharing—just like smartphones.

  3. Over-the-Air Updates Modern vehicles receive frequent software updates, improving functionality and fixing bugs without visiting a service center.

  4. Personalization Cars now offer driver profiles and personalized settings, adapting to individual preferences much like a smartphone would.

  5. Ecosystems and App Stores The concept of app ecosystems is slowly emerging in vehicles, making them dynamic platforms for software, connectivity, and user experiences.


Why “Smartphone on Wheels” Falls Short

Despite these similarities, calling modern cars “smartphones on wheels” isn’t entirely accurate. Here’s why:

  1. Functional Safety A car must prioritize safety because traffic accidents can have life-threatening consequences—a concern far beyond smartphone functionality.

  2. Habitat on Wheels We spend significant time in our vehicles, often using them for personal, family, and professional purposes. With features like teleconferencing and automated driving, cars are evolving into a kind of habitat on wheels, not just a tech gadget.


What This Means for SDV101

Throughout this guide, we will explore these concepts further and explain why modern vehicles should be thought of as "habitats on wheels"—complex, software-driven environments that blend mobility, connectivity, and safety in ways smartphones never could.

Tesla is like an ‘iPhone on wheels.’ And consumers are locked into its ecosystem.The Washington Post
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