* Sony LT25 is an iPhone with a 4-inch display, while the others are smartphones with smaller screens.
* It features an 8-megapixel camera and supports 4K video recording. The LT25 also has 1GB of RAM, while the others have less.
* There is no specific model mentioned for "LT26 II". However, it can be assumed that it's one of the newer models released by Sony.
* It's important to note that "LT29i" is not actually a phone model and may refer to some other device or product.
* The repair rate of theLT25 is quite high, which could mean that it's more prone to hardware issues compared to other devices.
* It appears that most of the devices you purchased were likely to be used-refurbished iPhones, rather than original devices.
* Despite having a larger battery capacity, the LT25 is still relatively small in comparison to some of its competitors.