Tecno Spark 40C 4G vs Tecno Spark 20C
Here you can compare Tecno Spark 40C 4G and Tecno Spark 20C. Comparing Tecno Spark 40C 4G vs Tecno Spark 20C on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Tecno Spark 40C 4G stands against Tecno Spark 20C and which one should you buy The current lowest price found for Tecno Spark 40C 4G is ₹8,999 and for Tecno Spark 20C is ₹7,999. The details of both of these products were last updated on Jul 23, 2026.
| Specification | Tecno Spark 40C 4G | Tecno Spark 20C |
|---|---|---|
| Internal Memory | 128 GB | 128 GB |
| Battery | 6000 mAh | 5000 mAh, Li-Po Battery |
| RAM | 4 GB | 8 GB |
| Rear Camera | 13 MP ƒ/1.8 (Wide Angle) | 50 MP ƒ/1.6 (Wide Angle) AI Lens |
| OS | Android v15 | Android v13 |
| Price | ₹8,999 | ₹7,999 |
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Overview
| Specs Score | 44 / 100 | 49 / 100 Better Specs |
| Display Resolution | 720 x 1600 pixels | 720 x 1612 pixels Better Resolution |
| RAM | 4 GB | 8 GB More RAM |
| CPU Clock Speed | 2 GHz | 2.2 GHz Faster Clock Speed |
| Rear Camera | 13 MP | 50 MP Dual Better Camera Resolution |
| Battery | 6000 mAh Bigger Battery | 5000 mAh |
| Unique Features | Water Resistant No IR Blaster | No Memory Card Support No |
General
| Country of Origin | India | |
| Model | KM4k | Spark 20C |
| 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 | July 19, 2025 | November 22, 2023 |
Design
| Dimensions | 77 x 165.6 x 8.4 mm | 75.6 x 163.69 x 8.55 mm |
| Bezel less | No | Yes |
| Colors | Veil White, Ripple Blue, Titanium Grey, Ink Black | Mystery White, Magic Skin Green, Gravity Black |
Display
| Type | Color IPS Screen | Color IPS Screen (16M Colors) |
| Touch | Yes | Yes, 180 Hz Touch Sampling Rate |
| Size | 6.67 inches, 720 x 1600 pixels, 120 Hz | 6.6 inches, 720 x 1612 pixels, 90 Hz |
| Aspect Ratio | 20:9 | |
| PPI | ~ 263 PPI | ~ 267 PPI |
| Screen to Body Ratio | ~ 84.2% | ~ 84.6% |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
Memory
| RAM | 4 GB | 8 GB |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | |
| Storage | 128 GB | 128 GB |
| Card Slot | Yes, upto 1 TB |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| VoLTE | Yes | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 802.11 a/b/g/n/ac, dual-band | |
| Bluetooth | Yes | Yes |
| USB | Yes, USB-C | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | |
| IR Blaster | Yes |
Extra
| GPS | Yes | Yes with A-GPS |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Proximity | Accelerometer, Proximity, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
| Water Resistance | Yes, 1.5 m | |
| IP Rating | IP64 | |
| Dust Resistant | Yes | |
| Extra Features | Dual Speakers |
Camera
| Rear Camera | 13 MP ƒ/1.8 (Wide Angle) | 50 MP ƒ/1.6 (Wide Angle) AI Lens |
| Auto Focus | Yes | Yes |
| Features | HDR | HDR, Panorama |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, Dual LED | Yes, Dual LED |
| Front Camera | 8 MP Punch Hole | 8 MP (Wide Angle) Punch Hole, Dual LED Flash |
| Front Video Recording | 1080p @ 30 fps FHD |
Technical
| OS | Android v15 | Android v13 |
| Chipset | Mediatek Helio G81 | Mediatek Helio G36 |
| CPU | 2 GHz, Octa Core Processor | 2.2 GHz, Octa Core Processor |
| Core Details | 4x Cortex-A53@2.2 GHz & 4x Cortex-A53@1.7 GHz | |
| GPU | Mali-G52 MC2 | PowerVR GE8320 |
| Java | No | No |
| Browser | Yes |
Multimedia
| Yes | Yes | |
| Music | Yes | Yes |
| Video | Yes | Yes |
| FM Radio | Yes | Yes |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6000 mAh | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 18W | Yes, 18W Fast Charging |
| StandBy Time | 34 hours | |
| Talk Time | 30 hours |
Discuss
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