Infinix Smart 4
Price in Bangladesh
Official ৳8,490 Available · brand warranty
Variant
Prices checked 9 March 2026. Official or unofficial: which to buy?
Key specifications
- Display
- 6.82″ IPS LCD
- Chipset
- MediaTek Helio A22
- RAM
- 2GB
- Storage
- 32GB
- Rear camera
- 8MP Single
- Selfie camera
- 5MP
- Battery
- 4,000mAh
- Network
- 2G, 3G, 4G
- OS
- Android v10 (Q)
- Weight
- 183g · 8.3mm
Infinix Smart 4 overview
The Infinix Smart 4 is a smartphone from Infinix, released in October 2019. It comes with a 6.82-inch IPS LCD display, the MediaTek Helio A22 chipset, 2GB of RAM and 32GB of storage. For photography there is a 8MP rear camera and a 5MP selfie camera. A 4,000mAh battery powers the phone. The official price of the Infinix Smart 4 in Bangladesh starts at ৳8,490.
What's good
What's not
- Entry-level chipset, not for heavy gaming
- No 3.5mm headphone jack
Infinix Smart 4 full specifications
Launch
| Brand | Infinix |
|---|---|
| Model | Smart 4 |
| Device Type | Smartphone |
| Release Date | 02 October 2019 |
| Status | Available |
Platform
| Operating System | Android |
|---|---|
| OS Version | v10 (Q) |
| User Interface | Android Go |
| Chipset | MediaTek Helio A22 |
| CPU | Quad core, 2 GHz, Cortex A53 |
| CPU Cores | 4 Cores |
| Architecture | 64 bit |
| Fabrication | 12 nm |
| GPU | PowerVR GE8320 |
Display
| Display Type | IPS LCD |
|---|---|
| Screen Size | 6.82 inches (17.32 cm) |
| Resolution | 720x1640 px (HD+) |
| Aspect Ratio | 20:9 |
| Pixel Density | 266 ppi |
| Screen to Body Ratio | 82.66 % |
| Screen Protection | Gorilla Glass |
| Bezel-less Display | Yes with waterdrop notch |
| Touch Screen | Capacitive Touchscreen, Multi-touch |
| Brightness | 480 nits |
| Refresh Rate | 60 Hz |
| Notch | Waterdrop |
Rear Camera
| Camera Setup | Single |
|---|---|
| Resolution | 8 MP f/2.0, Primary Camera |
| Autofocus | Yes |
| Flash | LED Flash |
| Image Resolution | 4128 x 3096 Pixels |
| Settings | Exposure compensation, ISO control |
| Zoom | Digital Zoom |
| Shooting Modes | Continuous Shooting, High Dynamic Range mode (HDR) |
| Aperture | f/2.0 |
| Camera Features | Auto Flash, Face detection, Touch to focus |
| Video Recording | 1920x1080 |
| Video FPS | 30 fps |
Selfie Camera
| Camera Setup | Single |
|---|---|
| Resolution | 5 MP |
Body & Design
| Height | 167 mm |
|---|---|
| Width | 76 mm |
| Thickness | 8.3 mm |
| Weight | 183 grams |
| Build | Glass front, plastic back, plastic frame |
| Colors | Midnight Black, Quetzal Cyan, Cosmic Purple |
Battery
| Battery type | Li-Poly (Lithium Polymer) |
|---|---|
| Capacity | 4000 mAh |
| Placement | Non-removable |
Memory
| Internal Storage | 32 GB |
|---|---|
| Storage Type | eMMC 5.1 |
| Expandable Memory | Up to 128 GB |
| RAM | 2 GB |
| RAM Type | LPDDR3 |
Connectivity
| Network | 2G, 3G, 4G |
|---|---|
| SIM Slot | Dual SIM, GSM+GSM |
| SIM Size | SIM1: Nano, SIM2: Nano |
| EDGE | Available |
| GPRS | Available |
| VoLTE | Yes |
| Speed | HSPA 21.1/5.76 Mbps, LTE Cat4 150/50 Mbps |
| SAR Value | Head: 0.659 W/kg, Body: 0.851 W/kg |
| WLAN | Wi-Fi 4 (802.11 a/b/g/n) |
| Bluetooth | v5.0 |
| GPS | Yes with A-GPS |
| Wi-fi Hotspot | Yes |
| USB | Mass storage device, USB charging, microUSB 2.0 |
Sensors & Security
| Light Sensor | Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope |
|---|---|
| Fingerprint Sensor | Yes |
| Finger Sensor Position | Rear-mounted |
| Face Unlock | Yes |
Audio & Media
| FM Radio | Yes |
|---|---|
| Loudspeaker | Yes |
| Alert Types | Vibration, MP3, WAV ringtones |
| Audio Jack | 3.5mm |
| Video | 1080p@30fps |
More
| Made By | China |
|---|---|
| Features | Accelerometer, proximity, compass |
Specifications may differ by region or variant. Spotted a mistake? Let us know.
Frequently asked questions
What is the price of Infinix Smart 4 in Bangladesh?
The official price of Infinix Smart 4 in Bangladesh starts at ৳8,490.
Does Infinix Smart 4 support 5G?
No, Infinix Smart 4 does not support 5G. It works on 2G, 3G, 4G networks.
How big is the battery of Infinix Smart 4?
Infinix Smart 4 has a 4000mAh battery.
Which processor does Infinix Smart 4 use?
Infinix Smart 4 is powered by the MediaTek Helio A22 (Quad core, 2 GHz, Cortex A53).
When was Infinix Smart 4 released?
Infinix Smart 4 was released in October 2019.
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