Introduction
The mobile phone market continues to evolve, breaking new barriers in innovation. TECNO has done it again with the TECNO SPARK Slim, launched during MWC 2025. At 5.75mm thick, it is one of the world‘s thinnest smartphones. Even more impressive is its 5,200mAh battery, dispelling the notion that ultra-slim means sacrifice in power.
In this article, we explore the full specifications, special features, market positioning, and if the TECNO SPARK Slim is worth your notice
TECNO SPARK Slim: Key Specifications
| Feature | Details |
|---|---|
| Display | 6.78-inch AMOLED, 1.5K resolution, 144Hz |
| Thickness | 5.75mm (One of the thinnest phones) |
| Battery | 5,200mAh with fast charging |
| Processor | MediaTek Dimensity 8050 (Expected) |
| RAM & Storage | 8GB/12GB RAM, 128GB/256GB Storage |
| Camera | 50MP Dual Rear Camera, 13MP Front Camera |
| Build Material | Recycled aluminum & stainless steel |
| OS | Android 14 with TECNO HiOS 14 |
What Makes the TECNO SPARK Slim Different?
1. Ultra-Slim Design – A Record-Breaking Phone
TECNO has revolutionized smartphone design with its record–breaking 5.75mm ultra-thin phone, one of the thinnest smartphones ever. The phone is not just slim but is also made with recycled aluminum and stainless steel, ensuring durability and sustainability without a compromise on strength.
2. Powerful 5,200mAh Battery in an Ultra-Thin Form
One of the most surprising aspects is how TECNO was able to pack a 5,200mAh battery into such a thin frame. High-density battery technology makes it possible for the phone to hold more power without sacrificing its thin profile.
3. Amazing 6.78“ Curved AMOLED Display
6.78-inch curved AMOLED screen with 1.5K resolution (1224p) and 144Hz refresh rate that provides buttery-smoothness in user experience. It is rich in colors, possessing high contrast, and immersive visuals, making it ideal for gaming and multimedia viewing.
4. AI-Powered Camera System
50MP Dual Rear Camera for pro-grade photography.
13MP Selfie Camera for detailed and sharp selfies.
AI-powered low-light capture optimizes photo quality in low-lit areas.
5. Smooth Performance with MediaTek Dimensity 8050 (Expected)
The TECNO SPARK Slim is said to be equipped with the MediaTek Dimensity 8050 processor, offering high-performance gaming, multitasking, and efficiency. Combined with 8GB or 12GB RAM and 128GB/256GB storage, this device is built to easily manage daily tasks.
Industry Trends & Market Positioning
The TECNO SPARK Slim fits into the trend of extremely thin smartphones, going head-to-head with devices such as:
Samsung Galaxy S25 Edge (5.84mm thick)
Apple iPhone 17 Air (5.5mm, rumored)
Nonetheless, TECNO has one major advantage—a higher battery capacity compared to the competition, and thus it is a sensible option for consumers who value both form and endurance.
Expected Release Date & Price
Although TECNO has not publicly declared a release date, the SPARK Slim is anticipated to be released in Q2 2025. The price is estimated at $350 – $450, and it will be a competitive player in the ultra-slim smartphone market.
Pros & Cons of TECNO SPARK Slim
Pros:
✔ Ultra-slim (5.75mm) – One of the thinnest in the world.
✔ Colossal 5,200mAh battery – Rare for ultra-thin phones.
✔ Stunning 6.78“ 144Hz AMOLED display – World-class visuals.
✔ AI-driven 50MP camera – Professional-level photography.
✔ Eco-friendly build – Comprises recycled aluminum & stainless steel.
✔ Latest Android 14 with HiOS 14 – Premium software experience.
Cons:
✖ No official IP rating for water resistance.
✖ No wireless charging – A missing flagship feature.
✖ Pricing might be high compared to some competitors.
Final Verdict: Is TECNO SPARK Slim Worth Buying?
The TECNO SPARK Slim is an innovative marvel, breaking barriers in design and functionality. If you’re looking for an ultra-thin smartphone that doesn’t compromise on battery life, display quality, or camera performance, the SPARK Slim is definitely worth considering.
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Also Read: Nothing Phone 3 Review || Samsung Galaxy A36 & A56 Review
FAQs (Frequently Asked Questions)
The TECNO SPARK Slim is only 5.75mm thick, making it one of the thinnest smartphones ever.
Yes! Despite its ultra-thin design, it features a 5,200mAh battery, ensuring all-day usage.
While TECNO hasn’t officially confirmed it, the device is expected to feature the MediaTek Dimensity 8050 chipset.
The SPARK Slim is anticipated to be released in Q2 2025.
The expected price range is $350 – $450, depending on the variant.
