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Released 2026-03-04
Infinix Smart 20
The Infinix Smart 20 features a 6.78-inch IPS LCD display with Up to 120 Hz refresh rate. It uses the MediaTek Helio G81 Ultimate processor with 4 GB RAM. Storage options include 64 GB / 128 GB. Rear cameras: 8 MP, f/2.0, autofocus. Battery capacity is 5200 mAh, with 15W supported; 10W charger supplied charging. It runs Android 16, XOS 16.
Price in Nigeria
From ₦159,800
Lowest of 8 checked seller prices · updated 07 Oct 2026
- 6.78-inch IPS LCD · Up to 120 Hz
- MediaTek Helio G81 Ultimate
- 4 GB RAM · 64 GB / 128 GB
- 5200 mAh · 15W supported; 10W charger supplied
Where to buy in Nigeria
Store prices we checked in the last 14 days. In-stock offers first, lowest price first.
Lowest today₦159,800
Prices change quickly. Confirm the price, storage, condition and warranty with the seller before paying.
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Alternatives within about 20% of the Smart 20 price in Nigeria.
Full specifications
| LAUNCH DATE | |
|---|---|
| Announced | 2026, February |
| Released | 2026-03-04 |
| Status | Available |
| NETWORK | |
| Technology | 4G / 3G / 2G |
| 2G Bands | GSM 850 / 900 / 1800 / 1900 |
| 3G Bands | HSDPA 850 / 900 / 2100 |
| 4G LTE | 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41 |
| 5G | No |
| Speed | LTE |
| BODY | |
| Dimensions | 167.7 x 78.8 x 7.7 mm |
| Weight | 189 g |
| Build | Glass front, plastic back, plastic frame |
| SIM | Dual Nano-SIM, dual standby; dedicated microSD slot |
| IP Rating | IP64 |
| DISPLAY | |
| Type | IPS LCD |
| Size | 6.78 inches |
| Screen-to-body | ~84.8% |
| Resolution | 720 x 1576 |
| Refresh Rate | Up to 120 Hz |
| Brightness | 560 nits typical; 700 nits HBM |
| Protection | No branded cover glass specified by Infinix |
| Color | 72% NTSC |
| PLATFORM | |
| OS | Android 16, XOS 16 |
| Chipset | MediaTek Helio G81 Ultimate |
| CPU | Octa-core (2x2.0GHz Cortex-A75 & 6x1.7GHz Cortex-A55 |
| GPU | Mali-G52 |
| MEMORY | |
| Card slot | Expandable storage, up to 2 TB |
| RAM | 4 GB |
| Internal | 64 GB / 128 GB |
| Storage/RAM variants | 64 GB / 128 GB; 4 GB RAM |
| Storage Type | eMMC |
| MAIN CAMERA | |
| Main camera | 8 MP, f/2.0, autofocus |
| Features | LED Flash |
| Video | 2K at 30 fps; 1080p at 30 fps |
| SELFIE CAMERA | |
| Selfie camera | 8 MP, f/2.0 |
| Features | Screen flash |
| Video | 2K at 30 fps |
| SOUND | |
| Loudspeaker | Yes |
| 3.5mm jack | Yes |
| COMMUNICATION | |
| WLAN | Yes |
| Bluetooth | Yes |
| Positioning | Yes, with A-GPS |
| NFC | Yes |
| Radio | Yes |
| USB | USB Type-C |
| FEATURES | |
| Sensors | G-SENSOR, E-COMPASS, GYROSCOPE, LIGHT SENSOR, PROXIMITY SENSOR, FINGERPRINT, MOTOR, INFRARED BLASTER |
| BATTERY | |
| Capacity | 5200 mAh |
| Type | Non-removable Li-Po Battery |
| Charging Type | 15W supported; 10W charger supplied |
| ADDITIONAL INFORMATION | |
| Colors | Shadow Black, Polaris Titanium, Sunlike Orange, Cloudline Blue |
| Models | X6840 |
| Compatibility | India specification set |
| Price in Nigeria | From ₦159,800 (checked seller prices, 07 Oct 2026) |
| TESTS | |
| Battery Endurance | PCMark battery test: 11 h 24 min; charging from 20% to 100% took 2 h 12 min (91mobiles testing). |
| Performance | AnTuTu: 366,645; Geekbench multi-core: 1,352 (91mobiles testing). |
| Graphics | 3DMark Wild Life Extreme: 169; BGMI averaged 28.4 FPS; Call of Duty Mobile delivered 40-45 FPS (91mobiles testing). |
| SECURITY | |
| Security | Side-mounted fingerprint sensor; Android 16 with XOS 16; two years of security patches promised. |
| Data Protection | Android 16 device encryption and screen-lock protection with fingerprint authentication. |
| Anti-theft | Android Find Hub with remote locate, secure and erase functions; Android theft-protection features are configurable where supported. |
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