Tecno Spark 20 Pro Review. The Spark 20 Pro was released about a week ago and the question everyone’s asking is whether it’s an upgrade from it’s predecessor the Spark 10 Pro. In this video we answer that question. Enjoy. Timestamps; Intro - 00:00 Design & Build Quality - 00:39 Display - 02:03 Performance - 03:08 Cameras - 04:19 Software - 06:14 Battery - 06:47 Price & Final Thoughts - 07:21