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Automakers invaded the 2015 Consumer Electronics Show in Las Vegas with a record 10 manufacturers showing off wares. Among the innovations showcased were smart watches that unlock doors and gesture controls that recognize hand movement. Such technology dazzles, but the most useful advancements were far more practical. One of them was General Motor’s OnStar Driver Assurance system, which predicts when engine parts might fail. Another, BMW’s i Connected Mobility suite, lets users plan trips at home on their smart TV. Browse the best car tech we saw at CES in this gallery.
Popular Science is covering the coolest, most futuristic, and strangest gadgets and technologies at the 2015 International Consumer Electronics Show in Las Vegas. Catch our complete CES 2015 coverage all week long.
![2016 Audi Q7 dashboard](https://www.popsci.com/wp-content/uploads/2019/03/18/XFADK7QMFMPOH5H6E3TYRKMVU4.jpg?strip=all&quality=85)
![BMW i3 Smart Watch App](https://www.popsci.com/wp-content/uploads/2019/03/18/HVY2NG7QCZFHTHTSVSFCCOOQC4.jpg?strip=all&quality=85)
![Ford Sync 3 screen shot](https://www.popsci.com/wp-content/uploads/2019/03/18/Y6CWHEXJDXE54LN3FOLFGCYLMY.jpg?strip=all&quality=85)
![Mercedes-Benz F 015 Luxury in Motion interior](https://www.popsci.com/wp-content/uploads/2019/03/18/HYQEPFREA4MCLZGN5NV4PU3QAI.jpg?strip=all&quality=85)
![OnStar Driver Assurance image](https://www.popsci.com/wp-content/uploads/2019/03/18/Z2MXHTMC6SCGRWXEKRKV4A5ZRE.jpg?strip=all&quality=85)
![Volkswagen Golf R Touch gesture controls](https://www.popsci.com/wp-content/uploads/2019/03/18/DFAYJSQZ7VBNN3PY2C5DDGHMCA.jpg?strip=all&quality=85)
![Volvo/POC connected bicycle helmet](https://www.popsci.com/wp-content/uploads/2019/03/18/UWBWTESXVPZFL6IDOQMBXPV27Y.jpg?strip=all&quality=85)