IceUniverse has stated on his weibo account that the Sony Xperia XZ4 is expected to come with a tall 21:9 aspect ratio display manufactured by LG as well as a 3.5mm audio jack.
Tech spec wise, the leakster has also stated that the flagship smartphone will come equipped with the latest Qualcomm Snapdragon 855 chipset, 6GB of RAM, either 64GB or 256GB of internal storage, side mounted fingerprint sensor, triple rear camera with OIS capabilities, wide angle front facing selfie camera and 3900mAh non-removable battery. Based on the report from @MySmartPrice, the device is expected to be priced at RS64999(~RM3809).
Other than that, there is no information on when the device will officially be available in the Malaysian Market and launch date. For more updates on the Sony Xperia XZ4, stay tuned to TechNave.com.