After the rise of iPhone 6 Plus bendgate issue square trade had done a new bend tests with the S6 Edge ,, One M9 and iPhone 6.
They did the bend test two times first when the device showed signs of bending and when they bend to their breaking point.
The test results showed that when 110 pounds of weight was put on the iPhone 6 Plus it bended and when 179 pounds of weight was put it broke up from the middle
In the case of Samsung Galaxy S6 Edge again 110 pounds of weight the device showed bending but also after the gorilla glass 4 protection on edge of the display cracked but still it was working and after 149 pound of weight it finally broke down
In HTC One M9 bend test the results were that the device fully bent when 120 pounds of weight was put upon it due to which the power button bent and moved towards the middle and the device was not in the state of performing , with full metal body construction this result was very disturbing as HTC devices are known for its durable design and their build quality.
So according to the tests the iPhone 6 Plus was the most durable device and Samsung S6 remained kind of neutral whereas the HTC One M9 was the least durable than all of them .