Infinix Smart 20
Infinix Smart 20 specifications
General
| Brand name | Infinix |
| Model | Smart 20 |
| Model alias | X6840 (International) X6840B (International) |
| Announced | Wednesday, 04 March 2026 |
| Released | Wednesday, 04 March 2026 |
| Status | Available |
Design
| Height | 167.7 mm (6.60 inch) |
| Width | 78.8 mm (3.10 inch) |
| Thickness | 7.7 mm (0.30 inch) |
| Build materials | Back: Plastic Frame: Plastic Front: Glass |
| Colors | Black, Blue, Orange, Titanium |
| Resistance | Dust-tight and water-resistant (against water splashes) |
| Resistance certification | IP64 |
Display
| Display type | IPS LCD |
| Display size | 6.78 inch |
| Resolution | 720 × 1576 pixels |
| Refresh rate | 120 Hz |
| Aspect ratio | 19.5:9 |
| Pixel density | 259 ppi |
| Screen-to-body ratio | ≈ 82.9% |
| Peak brightness | 700 cd/m² |
| Screen protection | Drop resistant (up to 1.5m) |
| Touchscreen | Yes |
| Display features | Capacitive Touchscreen Multi-touch display |
Hardware
| Chipset | MediaTek Helio G81 Ultimate |
| CPU cores | 8 |
| CPU technology | 12 nm |
| CPU max speed | 2000 MHz |
| CPU architecture | 64-bit |
| Microarchitecture | 2x 2.0 GHz – Cortex-A75 6x 1.7 GHz – Cortex-A55 |
| Memory type | LPDDR4X |
| GPU | ARM Mali-G52 MC2 |
| RAM | 4GB |
| Storage | 64GB, 128GB |
| Storage type | eMMC 5.1 |
| Variants | 64GB 4GB RAM 128GB 4GB RAM |
| Expandable storage | Yes |
| Card slots | microSDXC |
Software
| Operating system | Android 16 (Baklava) |
| User interface | XOS 16 |
Main camera
| Camera support | Yes |
| Single camera | 8 MP, ƒ/2.0 ( Wide angle ), 1.12 μm, 1/4.0" Sensor size Autofocus (AF) |
| Flash support | Yes |
| Flash type | Dual LED flash |
| Features | Panorama |
| Video support | Yes |
| Video resolution | 1440p @ 30 fps 1080p @ 30 fps |
Front camera
| Camera support | Yes |
| Single camera | 8 MP, ƒ/2.0 ( Wide angle ), 1.12 μm, 1/4.0" Sensor size |
| Video support | Yes |
| Video resolution | 1440p @ 30 fps 1080p @ 30 fps |
Battery
| Capacity | 5200 mAh |
| Wired charging speed | 15 W |
| Features | Reverse wired charging |
Network
| SIM cards | Dual SIM (Nano-SIM + Nano-SIM) |
| Data speed | LTE, HSPA |
| 2G bands | GSM: 850 / 900 / 1800 / 1900 MHz |
| 3G bands | HSPA: 850 / 900 / 1700 / 1900 / 2100 MHz |
| 4G bands | LTE: b1 (2100), b2 (1900), b3 (1800), b4 (1700), b5 (850), b7 (2600), b8 (900), b20 (800), b28 (700), b38 (2600), b40 (2300), b41 (2500 MHz) |
Connectivity
| Wi-Fi support | Yes ( Wi-Fi 5 ) |
| Wi-Fi standards | 802.11/a/b/g/n/ac |
| Wi-Fi features | Dual-band |
| Bluetooth | Yes |
| USB ports | USB Type-C 2.0 USB On-The-Go |
| USB connectivity | USB charging, USB Mass Storage device (UMS) |
| GPS support | Yes |
| GPS features | GPS |
| NFC support | Yes |
Multimedia
| Loudspeaker | Yes |
| Headphone jack | Yes |
| FM radio | Yes |
Features
| Sensors | Accelerometer Compass Proximity sensor Side-mounted Fingerprint Sensor |
Disclaimer: We cannot guarantee that the information on this page is 100% correct.
Infinix Smart 20 pictures
Frequently asked questions
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What is the Infinix Smart 20 release date?
The Infinix Smart 20 was officially released on Wednesday, 04 March 2026.
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Is Infinix Smart 20 available in stores?
Yes, Infinix Smart 20 is available in stores because it is still in production.
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What is the screen size of the Infinix Smart 20?
The Infinix Smart 20's screen size is 6.78 inches.
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Does Infinix Smart 20 support 5G networks?
No, the Infinix Smart 20 does not support 5G networks.
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How many cameras does the Infinix Smart 20 have?
Infinix Smart 20 has a Single camera on the back and a Single camera for selfies.