It's late in the year 2021 and Apple has only just decided that iPhone users should be able to have a high-refresh-rate screen and take macro photos – that too only if you buy one of the new iPhone 13 ...

Samsung Galaxy J7 Pro mobile was launched in June 2017. The phone comes with a 5.50-inch touchscreen display offering a resolution of 1080x1920 pixels at a pixel density of 401 pixels per inch (ppi) ...