Tecno to launch world’s thinnest phone with a 5200 mAh battery at MWC 2025

A 5,200 mAh battery in Spark Slim is complimented by a 45 W charger

Chinese smartphone maker Tecno on Friday (February 28, 2025) said to launch Spark Slim, world’s thinnest phone with a 5200 mAh battery at Mobile World Congress (MWC) 2025. The concept phone is 5.75mm thick, the company said.

The Tecno Spark Slim features a 6.78-inch 3D Curved AMOLED display with a 144 Hz refresh rate, and 4500 nits peak brightness.

Tecno claims that the Spark Slim uses recycled aluminum and features a stainless steel unibody.

Spark Slim will have a 50 MP main camera along with a 50 MP ultrawide lens. It gets a 13 MP front camera. The phone has an interactive light band, creating a dynamic, humanized lighting effect.

(For top technology news of the day, subscribe to our tech newsletter Today’s Cache)

A 5,200 mAh battery in Spark Slim is complimented by a 45 W charger.

Spark Slim is going to use an octa-core chip, the company announced.

Published - February 28, 2025 03:16 pm IST