Infinix Smart 20
6.78", 120Hz, 720x1576 pixels
64 / 128GB
4GB
8MP
Android 16, XOS 16
5200mAh
Smartphone Infinix Smart 20 released in Mar, 2026 comes with a 6.78" IPS LCD display and 4GB of RAM. It runs Android 16 with the XOS 16 UI. It has a single rear camera (8MP) and a front camera (8MP). Internal storage options: 64 / 128GB, expandable with a memory card. The body is 7.7mm thick.
Pros
- Has a memory expansion slot
- High capacity battery (5200mAh)
- Display has high refresh rate (120Hz)
Cons
- Does not support fast charging
- Does not support wireless charging
Infinix Smart 20 compare with
Infinix Smart 20 view and size
78.8 mm (3.1″)
167.7 mm (6.6″)
7.7 mm
Infinix Smart 20 specifications
| Release date | Mar, 2026 |
General
| Models | X6840 / X6840B |
Software
| Operating System | Android 16 |
| Custom UI | XOS 16 |
Body
| Dimensions | 78.8 x 167.7 x 7.7mm |
| Materials | Glass front, plastic back, plastic frame |
| Resistance | IP64 dust tight and water resistant (water splashes) |
| Colours | Shadow Black / Cloudline Blue / Polaris Titanium / Sunlike Orange |
Display
| Size | 6.78" |
| Type | IPS LCD |
| Resolution | 720x1576 pixels |
| Density | 259ppi |
| Refresh rate | 120Hz |
| Features | 700 nits (HBM) |
Camera
| Rear camera | 8MP, f/2.0, (wide), 1/4.0", 1.12µm, AF |
| Front camera | 8MP, f/2.0, (wide), 1/4.0", 1.12µm |
Processor
| Chipset | Mediatek Helio G81 Ultimate (12 nm) |
| CPU | Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55) |
| GPU | Mali-G52 MC2 |
Memory
| RAM size | 4GB |
Storage
| Internal storage | 64 / 128GB |
| Storage type | eMMC 5.1 |
| Card slot | + |
Connectivity
| Number of SIMs | 2 |
| SIM type | Nano-SIM |
| Cellular technology | GSM / HSPA / LTE |
| Wi-Fi | a / b / g / n / ac |
| Bluetooth | Yes |
| NFC | + |
| Navigation | GPS |
| USB | USB Type-C 2.0, OTG |
Audio
| Earphone Jack | 3.5mm mini-jack |
Sensors
| Fingerprint sensor | + |
| Accelerometer | + |
| Geomagnetic sensor | + |
| Proximity sensor | + |
Battery
| Capacity | 5200mAh |
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FAQ
How much storage does the Smart 20 have ?
Smart 20 has a several versions with 64 or 128GB of internal storage.
Does Smart 20 have fingerprint sensor?
Yes, Smart 20 have fingerprint sensor.
What is the battery capacity of Smart 20 ?
Smart 20 has battery with 5200mAh capacity.
What is the display size of the Smart 20 ?
Smart 20 has display with 6.78" size.
How much RAM does the Smart 20 have ?
Smart 20 has 4GB of RAM.