Tecno Spark Slim has better RAM than Tecno Spark 40C 5G. In terms of display resolution, Tecno Spark Slim has better resolution of 2720 x 1224 than Tecno Spark 40C 5G which has resolution of 1600 x 720. Both have the same amount of internal memory.
| Name | Tecno Spark Slim | Tecno Spark 40C 5G |
| RAM | 8 GB | 6 GB |
|---|---|---|
| Display | 6.78 in | 6.74 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 5160 mAh | 5500 mAh |
| Camera | 50 MP | 50 MP Dual |
| Price | Rs. 19999 | Rs. 11990 |
The launch Date of the first phone is September 02, 2025. The Expected cost of Tecno Spark Slim is Rs. 19999. The launch Date of the second phone is expected to be October 02, 2026 (Expected). The cost of Tecno Spark 40C 5G is Rs. 11990.
Tecno Spark Slim has larger screen size of 6.78 inches in comparison to Tecno Spark 40C 5G's 6.74 inch screen. Tecno Spark Slim has AMOLED Screen type where as Tecno Spark 40C 5G has IPS Screen type. Tecno Spark Slim has display density of 440 PPI & Tecno Spark 40C 5G has only 260 PPI display density.
Tecno Spark Slim's larger 8 GB RAM is better for playing games and all with respect to Tecno Spark 40C 5G's lower 6 GB RAM. and both have same Internal Memory of 128 GB.
They both have the same 50 MP Rear Camera. Tecno Spark 40C 5G will be better choice if you're looking to click lot of selfies as it has better 16 MP Front Camera in comparison to Tecno Spark Slim's 13 MP Front Camera.
Both the phones run on Android Operating System Version 15.
| Name | Tecno Spark Slim | Tecno Spark 40C 5G |
| General | ||
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | September 02, 2025 | October 02, 2026 (Expected) |
| Design | ||
| Weight | 156 g | |
| Bezel less | No | No |
| Colors | Black, Blue, White | |
| Display | ||
| Type | Color AMOLED Screen | Color IPS Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.78 inches, 1224 x 2720 pixels, 144 Hz | 6.74 inches, 720 x 1600 pixels |
| PPI | ~ 440 PPI | ~ 260 PPI |
| Glass Type | Corning Gorilla Glass 7i | |
| Brightness | 4500nits | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Memory | ||
| RAM | 8 GB | 6 GB |
| Storage | 128 GB | 128 GB |
| Card Slot | Yes | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| VoLTE | Yes | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes | Yes |
| USB | Yes, USB-C | Yes, USB-C |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB Tethering, USB on-the-go, USB Charging, USB Storage |
| IR Blaster | Yes | Yes |
| Extra | ||
| GPS | Yes | Yes |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | |
| Sensors | Accelerometer, Compass | |
| 3.5mm Headphone Jack | No | Yes |
| NFC | Yes | Yes |
| AI Features | ELLA AI | |
| Water Resistance | Yes, 1.5 m | |
| IP Rating | IP64 | |
| Dust Resistant | Yes | Yes |
| Extra Features | Dual Stereo Speaker | |
| Camera | ||
| Rear Camera | 50 MP (Wide Angle) | 50 MP (Wide Angle) Auxiliary lens |
| Auto Focus | Yes | Yes |
| Features | HDR | |
| Video Recording | 1440p @ 30 fps QHD, 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 13 MP (Wide Angle) Punch Hole | 16 MP Punch Hole |
| Front Video Recording | 1080p | |
| Technical | ||
| OS | Android v15 | Android v15 |
| Chipset | Mediatek Helio G200 | |
| CPU | 2.2 GHz, Octa Core Processor | Octa Core Processor |
| GPU | Mali-G57 MC2 (1.1GHz) | |
| Java | No | No |
| Browser | Yes | |
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | Yes |
| Video | Yes | Yes |
| FM Radio | No | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5160 mAh | 5500 mAh |
| Fast Charging | Yes, 45W | Yes, 33W |
| Reverse Charging | Yes, 10W | |