We often argue about ergonomics at the office - hard to grip screens with curved sides are the usual talking point, especially when it comes to one-handed use. But recently we started thinking about weight. Have phones become too heavy? Typing is the biggest problem - the keyboard is at the bottom of the screen and you need to reach from the left side to the right side. This means you hold the lower half of the phone and you don't grip the phone securely (because then you can't reach the farther edge of the screen). There are plenty of phones that weigh 200g - iPhone 8 Plus, Galaxy...
Source: https://www.gsmarena.com/weekly_poll_whats_the_ideal_weight_for_a_phone-news-29655.php
