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Infinix S3X

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Official Price in Bangladesh
৳10,000.00
Available
🔄 Last Updated: October 13, 2026
•
🏷️ Brand: Infinix
Display 6.2 inches (15.75 cm) (60 Hz)
Processor Qualcomm Snapdragon 430 MSM8937
Camera 16 MP (Single)
Battery Li-Poly (Lithium Polymer) (10W)
RAM & Storage 3 GB RAM / 32 GB ROM
OS Android v8.1
Brand: Infinix • Category: Smartphones
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Our Rating

The overall rating is based on review by our experts

8.8 4.4 1
  • Display 9 / 10
  • Performance 9 / 10
  • Camera 8 / 10
  • Battery 9 / 10
  • Design 9 / 10
Verified Tech Analysis
Nuviaz Tech Editorial • Certified Bangladesh Market Data

Infinix S3X Specifications & Hardware Analysis

The **Infinix S3X** by Infinix is officially listed at **৳10,000** in Bangladesh. Positioned in the competitive mobile market, it is built around a **6.2 inches (15.75 cm) IPS LCD (720×1500 px (HD+)) with 60 Hz refresh rate**, powered by the **Qualcomm Snapdragon 430 MSM8937 (Octa core, 1.4 GHz, Cortex A53) and Adreno 505 graphics**, equipped with **3 GB RAM and 32 GB internal storage**, and backed by a **4000 mAh Li-Poly (Lithium Polymer) with 10W wired**.

Display Panel & Visual Experience

The front of the Infinix S3X is dominated by a 6.2 inches (15.75 cm) IPS LCD (720×1500 px (HD+)) with 60 Hz refresh rate. With a pixel density of 268 ppi, text and app icons render sharp and legible. The display offers adequate brightness for everyday indoor and outdoor viewing. Screen protection is provided by Gorilla Glass. The 60 Hz refresh rate ensures smooth UI animations and fluid scrolling across web feeds.

Processor, Memory & Operating System

Under the hood, the Infinix S3X runs on the Qualcomm Snapdragon 430 MSM8937 (Octa core, 1.4 GHz, Cortex A53) and Adreno 505 graphics, paired with 3 GB RAM and 32 GB internal storage. Operating system duties are handled by Android v8.1 with 10W wired. In practical day-to-day use, this hardware configuration handles essential tasks—such as web browsing, social media feeds, banking apps, and communication—reliably. For graphics and light gaming, the Adreno 505 chip provides steady rendering on compatible settings.

Camera Setup & Video Capabilities

Photography on the Infinix S3X is anchored by a Single camera setup featuring 16 MP f/2.0, Primary Camera. The setup includes features such as Continuous Shooting, High Dynamic Range mode (HDR). For video recording, the primary camera captures up to 1920×1080. Selfie capture handles video calls and casual portraits under proper lighting.

Battery Capacity & Charging

Endurance is driven by a 4000 mAh Li-Poly (Lithium Polymer) with 10W wired. Given the power profile of the Qualcomm Snapdragon 430 MSM8937, this capacity is designed to comfortably power the device through a full day of standard daily usage. When recharging is needed, 10W wired replenishment speeds up the process.

Design, Build & Security

In terms of build and ergonomics, the device measures 156.7 mm x 75.3 mm x 8.3 mm with a weight of 150 grams, finished in Ice Blue, Sandstone Black, Tradewinds Gray. Biometric authentication is handled by a Yes fingerprint sensor. Network capabilities include 2G, 3G, 4G with Dual SIM, GSM+GSM support.

Pros & Cons Breakdown

✔ Key Advantages:

  • 6.2 inches (15.75 cm) IPS LCD (720×1500 px (HD+)) with 60 Hz refresh rate display setup.
  • Substantial 4000 mAh battery capacity.
  • Dedicated Qualcomm Snapdragon 430 MSM8937 processing silicon.
  • Quick replenishment via 10W wired.
  • Convenient 3.5mm audio headphone jack.
  • Expandable storage via memory card slot.
✖ Considerations:

  • Charging speed and retail package contents depend on distributor shipment.

Market Verdict

At its price point of **৳10,000**, the **Infinix S3X** by Infinix provides a balanced set of hardware specifications. With its 6.2 inches (15.75 cm) display, Qualcomm Snapdragon 430 MSM8937 processing platform, and 4000 mAh battery, it represents a practical choice for consumers in Bangladesh seeking official hardware backed by local warranty support.

Infinix S3X - Specs

General

Specifications
Brand Infinix
Model S3X
Device Type Smartphone
Status Available
Release Date 09 December 2018

Hardware & Software

Specifications
Operating System Android
OS Version v8.1
Chipset Qualcomm Snapdragon 430 MSM8937
CPU Octa core, 1.4 GHz, Cortex A53
CPU Cores 8 Cores
Architecture 64 bit
Fabrication 28 nm
GPU Adreno 505

Display

Specifications
Display Type IPS LCD
Screen Size 6.2 inches (15.75 cm)
Resolution 720x1500 px (HD+)
Aspect Ratio 19:9
Pixel Density 268 ppi
Screen to Body Ratio 81.99 %
Screen Protection Gorilla Glass
Bezel-less Display Yes with waterdrop notch
Touch Screen Capacitive Touchscreen, Multi-touch
Refresh Rate 60 Hz
Notch Waterdrop

Cameras

Specifications
Camera Setup Single
Resolution 16 MP f/2.0, Primary Camera
Autofocus Yes
Flash LED Flash
Settings Exposure compensation, ISO control
Zoom Digital Zoom
Shooting Modes Continuous Shooting, High Dynamic Range mode (HDR)
Aperture f/2.0
Camera Features Wide Angle Selfie
Video Recording 1920x1080
Video FPS 30 fps
Image Resolution 4128 x 3096 Pixels

Design

Specifications
Height 156.7 mm
Width 75.3 mm
Colors Ice Blue, Sandstone Black, Tradewinds Gray
Thickness 8.3 mm
Weight 150 grams

Battery

Specifications
Battery type Li-Poly (Lithium Polymer)
Capacity 4000 mAh
Quick Charging 10W wired
Standby Up to 266 Hours(4G) / Up to 900 Hours(2G)
Talk Time Up to 23 Hours(4G) / Up to 20 Hours(3G)

Memory

Specifications
Internal Storage 32 GB
Storage Type eMMC 5.1
USB OTG Yes
RAM 3 GB
RAM Type LPDDR3
Expandable Memory Up to 128 GB
User Available Storage Up to 23.5 GB

Network & Connectivity

Specifications
Network 2G, 3G, 4G
SIM Slot Dual SIM, GSM+GSM
SIM Size SIM1: Nano, SIM2: Nano
EDGE Available
GPRS Available
VoLTE Yes
Speed HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
WLAN Wi-Fi 4 (802.11 b/g/n)
Bluetooth v4.2
GPS Yes with A-GPS
Wi-fi Hotspot Yes
USB Mass storage device, USB charging, microUSB 2.0

Sensors & security

Specifications
Light Sensor Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Fingerprint Sensor Yes
Finger Sensor Position Rear-mounted
Face Unlock Yes

Multimedia

Specifications
Loudspeaker Yes
Audio Jack 3.5 mm
Video 1080p@30fps
FM Radio Yes
Alert Types Vibration, MP3, WAV ringtones

More

Specifications
Made By China
Features Accelerometer, gyro, proximity, compass
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Infinix S3X - Reviews

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Frequently Asked Questions (FAQ)

8 Verified Answers
❓ What is the official price of Infinix S3X in Bangladesh? ▼

The official price of Infinix S3X in Bangladesh is ৳10,000. Authorized retail showrooms and distributors offer official BTRC-approved units with manufacturer warranty.

❓ Which processor and software does the Infinix S3X use? ▼

The Infinix S3X is powered by the Qualcomm Snapdragon 430 MSM8937 (Octa core, 1.4 GHz, Cortex A53) and Adreno 505 graphics, running on Android v8.1 with 10W wired.

❓ What are the display specifications of Infinix S3X? ▼

It features a 6.2 inches (15.75 cm) IPS LCD (720x1500 px (HD+)) with 60 Hz refresh rate.

❓ What is the camera setup on the Infinix S3X? ▼

The device features a Single camera setup featuring 16 MP f/2.0, Primary Camera.

❓ What RAM and storage options are available on Infinix S3X? ▼

The hardware configuration features 3 GB RAM and 32 GB internal storage, with expandable storage (Up to 128 GB).

❓ What network connectivity and SIM options are supported on Infinix S3X? ▼

It supports 2G, 3G, 4G networks with Dual SIM, GSM+GSM support in Bangladesh.

❓ Does the Infinix S3X have a fingerprint scanner? ▼

Yes, it includes a Yes fingerprint sensor positioned on the Rear-mounted for biometric security.