BMW X7: full details: More from the Frankfurt Motor Show 2017: br Say hello to the BMW Concept X7 iPerformance, a ‘study’ car that will be followed by a production model next year. The X7 will be BMW’s luxurious SUV flagship when it arrives, sitting above the X5 in the company’s range. And while the Concept X7 has six seats, split equally between three rows, BMW is expected to add a seat for the showroom model.br br SUBSCRIBE to Carbuyer for new videos every week: br Follow us:br br Subscribe to Auto Express magazine: br Carbuyer makes car buying simple. We're the only automotive brand that's approved by the Plain English Campaign, delivering you clear, concise and easy to understand information about the things that really matter when you're choosing - and buying - your next car.br br br Every week, Carbuyer's YouTube channel brings you simple and entertaining reviews on every major make and model that's available for sale in the UK. Plus you'll find frequently-updated top 10 features and the occasional group test for good measure.br br If you want even more helpful information, head over to Carbuyer.co.uk where you'll find in-depth reviews of more than 500 cars, alongside the best buying advice and dozens of features helping you to narrow down your car buying shortlist.