Compare Nokia Lumia 520 vs Huawei Ascend Y300 (buying advice) ?

As we all know that festive season is on in India and i am looking to gift my sister a nice smartphone. As per my budget i am confused between two smartphone in which one is from nokia and the other one is from huawei. The model number of both these smartphones are Nokia lumia 520 and Huawei Ascend Y300. Nokia Lumia 520 is very popular among the lumia series of smartphone and has gained a lot of popularity but ascend y300 is also not left out in this category. So, i want to know that which among the two smartphones will be the best.