Images: Infinix
- Display
- 6.78″IPS a-Si LCD · 120 Hz
- Main camera
- 8MP1080p video
- Battery
- 5,200mAh15 W charging
- RAM
- 4GB64 GB – 128 GB storage
- Chipset
- MediaTek Helio G81 UltimateChipset
- Software
- Android 16Software · XOS 16
Smart 20 price in Bangladesh
| Variant | Official | Unofficial |
|---|---|---|
| 4GB/128GB | ৳16,999 |
Official price from Infinix’s website, checked 16 October 2026.
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4 colours
- Shadow Black
- Polaris Titanium
- Sunlike Orange
- Cloudline Blue
Smart 20 full specifications
Infinix Smart 20 is a phone from Infinix, announced in February 2026. It has a 6.78-inch IPS a-Si LCD display at 120 Hz, the MediaTek Helio G81 Ultimate chipset, a 8 MP main camera and a 5,200 mAh battery with 15 W charging. Memory options: 4 GB RAM · 64 GB, 128 GB.
Network
| Technology | GSM / WCDMA / LTE |
|---|---|
| 2G bands | B2/B3/B5/B8 |
| 3G bands | B1/B2/B4/B5/B8 |
| 4G bands | B1/B2/B3/B4/B5/B7/B8/B20/B28A/B28B/B38/B41 (120M)/B40 |
Launch
| Announced | 2026, February |
|---|---|
| Status | Available |
Body
| Dimensions | 167.7 x 78.8 x 7.7 mm |
|---|---|
| SIM | Dual SIM (2 nano SIMs + Micro SD) |
| Protection | IP64 splash, water and dust resistance |
Display
| Type | IPS a-Si LCD |
|---|---|
| Size | 6.78 inches |
| Resolution | 720 x 1576 pixels |
| Pixel density | ~256 ppi density |
| Refresh rate | 120Hz (45Hz/60Hz/90Hz/120Hz) |
| Brightness | 560 nits (typ), 700 nits (HBM) |
| Always-on display | Yes |
Platform
| OS | Android 16 |
|---|---|
| UI | XOS 16 |
| Chipset | MediaTek Helio G81 Ultimate |
| CPU | Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55) |
| GPU | Mali G52 |
Memory
| Card slot | Yes, Micro SD, up to 2TB |
|---|---|
| RAM | 4GB, 4GB |
| Storage | 64GB, 128GB |
| Storage type | eMMC |
Main camera
| Setup | 8 MP, f/2.0, 1/4'', 1.12um, AF |
|---|---|
| Features | Rear dual flash |
| Video | 2K 30FPS/1080P 30FPS/720P 30FPS |
Selfie camera
| Cameras | single |
|---|---|
| Setup | 8 MP, f/2.0, 1/4'', 1.12um, FF |
| Video | 2K 30FPS/1080P 30FPS/720P 30FPS |
Sound
| 3.5mm jack | Yes |
|---|
Connectivity
| WLAN | Wi-Fi 802.11 (a/b/g/n/ac) |
|---|---|
| Positioning | GPS |
| NFC | No |
| Radio | Yes |
| USB | USB Type-C |
| OTG | Yes |
Features
| Sensors | fingerprint, accelerometer (G-sensor), e-compass, gyroscope (by software), light sensor, proximity sensor, infrared blaster |
|---|
Battery
| Capacity | 5200 mAh |
|---|---|
| Charging | 10W charger, 15W supported |
More
| Colors | Shadow Black, Polaris Titanium, Sunlike Orange, Cloudline Blue |
|---|---|
| Models | X6840 |
Sources: south-asia.pro.infinixmobility.com. Specs researched from this page. How we source specs and prices
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Questions about Smart 20
What is the price of Infinix Smart 20 in Bangladesh?
4GB/128GB: ৳16,999 official.
Does Infinix Smart 20 support 5G?
No. Infinix Smart 20 supports 4G (LTE), not 5G.
How big is the Infinix Smart 20 battery?
5,200 mAh, with 15 W wired charging.
How much RAM and storage does Infinix Smart 20 have?
4 GB RAM · 64 GB, 128 GB. It also takes a memory card.
Is Infinix Smart 20 waterproof?
It is rated IP64 for dust and water resistance.