1. Budget
2. Online reviews.
3. Brand
4. Specification - future proof specs tiyeda kiyala.
eg - 4k, HDR, number of HDMI ports and the version, support for HDMI arc, support for HEVC and other new video codecs.
5. Type of the Display pannel.
eg - VA, IPS, Qdot, OLED.. etc
6. Peak brightness...