Key specifications for the TECNO Spark Slim
| Feature | Specification |
| Design Highlight | World’s Slimmest Phone with 3D Curved Display |
| Dimensions (Thickness) | 5.93 mm |
| Weight | 156 grams |
| Operating System (OS) | Android 15, HiOS 15 |
| Chipset / Processor | MediaTek Helio G200 (6 nm) |
| RAM | 8 GB + 8 GB extended RAM |
| Internal Storage | 256 GB |
| External Storage | N/A |
| Screen | 6.78-inch 3D Curved AMOLED, 144Hz Refresh Rate |
| Screen Resolution | 1224 x 2720 Pixels (1.5K) |
| Main Camera | 50 MP (Dual rear camera setup) |
| Front Camera (Selfie) | 13 MP |
| Battery | 5160 mAh |
| Fast Charging | 45W Wired Fast Charging |
| Additional Features | In-display Fingerprint Sensor, IP64 Dust/Splash Resistance, Dual Stereo Speakers (Dolby Atmos), Official AFCON 2025/2027 Mobile Phone features. |
| Price in Kenya | Ksh 27,999 |
