Amid rumors about a thinner iPhone, Tecno has unveiled a phone concept, called the Spark Slim, that's skinnier than a pencil. I got to hold it at Mobile World Congress in Barcelona, and it's certainly the lightest and thinnest phone I've ever encountered (the company says it's just 146 grams).

The Tecno Spark Slim is an ultra-thin, high-end Android phone that looks a lot like the rumored iPhone 17 Air - here's what it has to offer.

Tecno is referring the SPARK Slim as concept phone, so the company’s plans to release it for the mass market remain unclear. The device’s design looks quite similar to the iPhone 17 Air. It even packs a higher battery capacity of 5,200mAh.

The Spark Slim is just 5.75mm thick but its build quality is the true star. Android makers have entered a frenzy ahead of the Apple's iPhone 17

Innovative, AI-driven technology brand TECNO is set to unveil the SPARK Slim at MWC 2025, a groundbreaking ultra-thin concept smartphone that pushes the boundaries of smartphone slimness while

We got our hands on the world's slimmest phone by Tecno and their new triple foldable phones that were displayed at MWC 2025.

Ahead of MWC, Tecno teased the Spark Slim as the “industry’s slimmest phone.” The 5.75mm device won’t break records, as the mostly-forgotten Moto Z was much thinner at just 5.2mm, but it does something that the Moto Z,

The Tecno Spark Slim lives up to its name, measuring 5.75mm thin. What impressed me during my brief hands-on time with the Spark Slim wasn't only the thinness. It's how great it f