Tecno In review
SpecificationsTecno Spark 20C
Announced 27 November 2023 · Checked 28 October 2026
The Tecno Spark 20C was announced in November 2023. Our cross-check of independent sources points to a 6.6-inch 90 Hz IPS LCD display, the Helio G36 chipset, a 5000 mAh battery with 18 W wired charging and a 50 MP main camera; the maker has not confirmed these yet. It is reported to run Android 13 at launch. Model codes: BG7, BG7n.
- Display
- 6.6″ LCD90 Hz
- Chipset
- Helio G3612 nm
- Battery
- 5000 mAh18 W wired
- Main camera
- 50 MP
- Memory
- 4 GB · 128 GB
- Weight
- 189 g163.7 × 75.6 × 8.6 mm
Model code
Memory
What stands outKey facts from the table below, each with its source
DisplayPublic info
6.6″
IPS LCD · 90 Hz · 720 × 1612
ChipsetPublic info
Helio G36
Android 13 at launch
BatteryPublic info
5000 mAh
18 W wired
CameraPublic info
50 MP main
8 MP front
Full specifications
SourcePublic infoVerified
| Announced | 27 November 2023 | Public info |
|---|
| Size | 6.6 inches | Public info |
|---|---|---|
| Screen | IPS LCD, 90 Hz | Public info |
| Resolution | 720 × 1612 pixels (~267 ppi) | Public info |
| Chipset | MediaTek Helio G36 · 12 nm · MT6765 | Public info |
|---|---|---|
| OS at launch | Android 13 | Public info |
| RAM | 4 GB | Public info |
|---|---|---|
| Storage | 128 GB | Public info |
| Card slot | microSDXC | Public info |
| Storage type | eMMC | Verified |
| Cameras | 50 MP, (wide), 1/2.8", PDAF | Public info |
|---|
| Camera | 8 MP | Public info |
|---|
| Capacity | 5000 mAh | Public info |
|---|---|---|
| Wired charging | 18 W | Public info |
| Wireless charging | Not published |
| Network | 4G / 3G / 2G | Public info |
|---|---|---|
| Wireless | Wi-Fi: Yes · Bluetooth: Yes · NFC: No | Public info |
| NFC | No | Public info |
| Ports | USB Type-C, OTG | Public info |
| Height | 163.7 mm | Public info |
|---|---|---|
| Width | 75.6 mm | Public info |
| Thickness | 8.6 mm | Public info |
| Weight | 189 g | Public info |
| Protection | Not published | |
| Colours | Mystery White / Alpenglow Gold / Magic Skin / Gravity Black | Public info |
| Sensors | Fingerprint (side-mounted), Accelerometer, Compass | Public info |
|---|
| Speakers | Stereo speakers | Public info |
|---|
| Codes | BG7, BG7n | Verified |
|---|
Variants and model codes
Model codes
| Model code | Covers | Sold as | Firmware |
|---|---|---|---|
| BG7 | 4 GB + 128 GB, 4 GB + 256 GB, 8 GB + 128 GB | TECNO SPARK 20C | BG7 firmware ↗ (opens in a new tab) |
| BG7n | 4 GB + 128 GB, 4 GB + 256 GB, 8 GB + 128 GB | TECNO SPARK 20C | Firmware list ↗ (opens in a new tab) |
Memory versions
| Version | RAM | Storage | Source |
|---|---|---|---|
| 4 GB + 128 GB | 4 GB | 128 GB | Public info |
| 4 GB + 256 GB | 4 GB | 256 GB | Public info |
| 8 GB + 128 GB | 8 GB | 128 GB | Public info |
Builds read from firmware Verified
| Model code | Build | Android | Security patch | Chip | Storage |
|---|---|---|---|---|---|
| BG7 | V1526 | 13 | 2024-06-05 | Helio G36 | eMMC |
| BG7 | V2529 | 13 | 2025-11-01 | Helio G36 | eMMC |
| BG7 | V1974 | 13 | 2024-12-05 | Helio G36 | eMMC |
| BG7 | V1017 | 13 | 2023-11-05 | Helio G36 | eMMC |
Software support
| Software at launch | Android 13 |
|---|---|
| Update promise | Not published by the maker |
| Newest firmware read | Android 13, November 2025 patch · BG7 Verified |
Quick answers
Does the Tecno Spark 20C support eSIM?
No.
Does the Tecno Spark 20C support 5G?
No, it is a 4G phone.
Compare the Spark 20C
VSTecno Spark 30CA close call.VSTecno Spark 10CA close call.VSTecno Spark 20A close call.VSPhilips S7710 Omni 10Overall: Philips S7710 Omni 10. Social media: S7710 Omni 10; Camera and content creation: S7710 Omni 10; Work, study and AI: S7710 Omni 10.
More from Tecno
Sources and changes
- Verified in firmware: Firmware builds V1017, V1526, V1974, V2529, read by LexzyTech · checked 8 October 2026
- Google: Google Play certified-device list: TECNO SPARK 20C (opens in a new tab) · checked 28 October 2026
- Verified against: Tecno official specification page (Web Archive copy) (opens in a new tab) · checked 8 July 2024
- Cross-checked with: en.wikipedia.org (opens in a new tab) · checked 28 October 2026
- Cross-checked with: GSMArena (independent cross-check) (opens in a new tab) · checked 28 October 2026
- 2026-10-12 · Page created from the sources listed above.
- 2026-10-15 · Updated after a re-check of the sources.
- 2026-10-17 · Updated after a re-check of the sources.
- 2026-10-28 · New photos.
- 2026-10-28 · Updated after a re-check of the sources.