Description
The Infinix Smart 20 is a budget-friendly 4G smartphone featuring a 6.78-inch 120Hz HD+ display, MediaTek Helio G81 Ultimate processor, 4GB RAM, and a 5200mAh battery. Available in 64GB or 128GB storage, it runs on Android 16 with a 7.7mm ultra-slim, durable design, 13MP/8MP rear camera setup (or 8MP rear in some markets), and 8MP front camera.
Key Features & Specifications (Infinix Smart 20 Series)
- Display: 6.78-inch IPS LCD, HD+ 120Hz refresh rate, 560 nits (TYP) brightness, punch-hole design.
- Performance: MediaTek Helio G81 Ultimate (12 nm) Octa-core.
- Memory & Storage: 4GB LPDDR4X RAM (with RAM extension up to 8GB), 64GB/128GB eMMC ROM, supports up to 2TB microSD card.
- Battery: 5200mAh capacity.
- Camera: Rear: 13MP/8MP (region dependent) with dual flash; Front: 8MP.
- Operating System: Android 16 (with XOS).
- Design: 7.7mm Ultra-Slim, Military-grade durability, colors: Shadow Black, Polaris Titanium, Sunlike Orange, Cloudline Blue.
- Features: Side-mounted fingerprint sensor, AI Camera, UltraLink free offline contact, Dynamic Bar.
| Network |
| Technology |
GSM / HSPA / LTE |
| 2G bands |
GSM 850 / 900 / 1800 / 1900 |
| 3G bands |
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G bands |
1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 41, 40 |
| Speed |
HSPA, LTE |
| Body |
| Dimensions |
167.7 x 78.8 x 7.7 mm (6.60 x 3.10 x 0.30 in) |
| Weight |
– |
| Build |
Glass front, plastic back, plastic frame |
| SIM |
Nano-SIM + Nano-SIM |
|
IP64 dust tight and water resistant (water splashes)
Drop resistant up to 1.5m |
| Display |
| Type |
IPS LCD, 120Hz, 700 nits (HBM) |
| Size |
6.78 inches, 109.5 cm2 (~82.9% screen-to-body ratio) |
| Resolution |
720 x 1576 pixels, 19.5:9 ratio (~259 ppi density) |
| Platform |
| OS |
Android 16, XOS 16 |
| Chipset |
Mediatek Helio G81 Ultimate (12 nm) |
| CPU |
Octa-core (2×2.0 GHz Cortex-A75 & 6×1.7 GHz Cortex-A55) |
| GPU |
Mali-G52 MC2 |
| Memory |
| Card slot |
microSDXC (dedicated slot) |
| Internal |
64GB 4GB RAM, 128GB 4GB RAM |
|
eMMC 5.1 |
| Main Camera |
| Single |
8 MP, f/2.0, (wide), 1/4.0″, 1.12µm, AF |
| Features |
Dual-LED flash, panorama |
| Video |
1440p@30fps, 1080p@30fps |
| Selfie Camera |
| Single |
8 MP, f/2.0, (wide), 1/4.0″, 1.12µm |
| Video |
1440p@30fps, 1080p@30fps |
| Features |
| Sensors |
Fingerprint (side-mounted), accelerometer, proximity, compass |
| Messaging |
SMS(threaded view), MMS, Email, Push Email, IM |
| Browser |
HTML5 |
| Misc |
| Colors |
Shadow Black, Cloudline Blue, Polaris Titanium, Sunlike Orange |
| Models |
X6840, X6840B |
Reviews
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