TECNO presents the SPARK Slim concept smartphone at Mobile World Congress (MWC) 2025. The device focuses on an extremely thin form factor. The company aims to make a statement in the slim smartphone category. The concept phone display draws attention. TECNO emphasizes design. The device’s potential release remains uncertain.
The SPARK Slim concept features a body that measures under 6mm. This makes it one of the thinnest smartphones showcased at the event. The design prioritizes a minimalist aesthetic. The back panel exhibits a smooth, matte finish. This finish resists fingerprints. The device uses a high-strength aluminum alloy frame. This frame provides structural integrity. The camera module sits flush with the back. This avoids a protruding bump.
The display uses an AMOLED panel. The screen size is 6.7 inches. The resolution is 1080p. The display supports a 120Hz refresh rate. The screen uses thin bezels. This maximizes screen real estate. The front-facing camera uses a punch-hole design. This design minimizes distractions.
TECNO provides limited details about the internal hardware. The company confirms the device uses a mid-range processor. The processor supports 5G connectivity. The device includes 8GB of RAM. The internal storage is 256GB. The battery capacity is 4000mAh. The phone supports fast charging. The company does not specify the charging speed.
The camera system includes a dual-lens setup. The main sensor is 50MP. The secondary sensor is an ultra-wide lens. The front-facing camera is 16MP. The camera software includes standard features. These features are night mode and portrait mode. The company emphasizes image processing. This processing aims to produce clear photos.
The SPARK Slim runs on Android 15. The operating system uses TECNO’s custom skin. The software includes features specific to the device. These features relate to power management. This management extends battery life. The user interface prioritizes simplicity. The interface uses minimal bloatware.
TECNO officials address questions about the device’s market availability. They state the SPARK Slim is a concept. The company wants to gauge consumer interest. The company monitors feedback from attendees. The feedback influences potential production. The company does not give a specific timeline. A launch depends on market conditions. The company considers manufacturing feasibility.
Industry analysts respond to the TECNO announcement. They note the focus on thinness. This focus differentiates the device. The analysts question the battery life. A thin design limits battery capacity. They also question the durability. An extremely thin device risks structural weakness. The analysts suggest TECNO must balance design with functionality.
The SPARK Slim concept showcases TECNO’s design ambitions. The company aims to compete in the premium mid-range segment. The phone’s design stands out. The device’s internal specifications match other mid-range phones. The phone’s success relies on price. The price must remain competitive. TECNO must ensure the device’s durability. The company must address concerns about battery performance.
TECNO’s presence at MWC 2025 highlights its growing global reach. The company targets markets in Asia and Africa. The company expands its presence in Europe. The company uses MWC to display its technology. The company intends to increase brand recognition. The company looks to build partnerships. The company aims to expand its distribution network.
The SPARK Slim concept represents a step forward for TECNO. The company experiments with new form factors. The company tests the limits of smartphone design. The device’s reception at MWC 2025 will determine its future. The company will collect market information. The company will use this information for development. The company will decide on the next steps.


