A top option is the Sony RX100 III, which has a one-inch, 20.1-megapixel Exmor R CMOS sensor, which is a fair bit larger than what you find on most other compact cameras in this price range.
Available since October 2016 in North America or November 2016 in Europe, the Sony RX100 Mark V carries US-market pricing of around US$1,000. That's the exact same pricepoint at which the RX100 IV ...