He's also got technical and biotic abilities that make him more versatile on and off the battlefield. He's physically stronger, which means he can take a much harder beating in battle. When taking their abilities into consideration, Kaidan tends to be the more experienced soldier. Knowing where the Mass Effect trilogy goes after the first game, it's important to consider which of the two will be more useful as far as squadmates go in the final battle against the Reapers in ME3. Interestingly, the reasons for choosing one squadmate over the other, romance intentions aside, tend to be very different. There aren't a lot of romance options in ME1 to begin with, so it wasn't like Shepard could just move on and finish out the game with another lover. A lot of players have been prompted to choose whichever squadmate they were trying to launch a romance with, knowing if their potential love interest died that's it for the relationship.
