Conclusion
In summary, the Gionee S5.1 Pro stood as a commendable mid-range offering during its prime in 2015. It combined a stylish and lightweight design with adequate performance, a durable display, and decent camera capabilities. Despite its lack of NFC and limited storage capacity by contemporary standards, the phone provided a good balance of features for its category. While discontinued now, it left a mark as a reliable and aesthetically pleasing smartphone choice for those familiar with the Gionee brand.