Infinix Smart 20

Category

Details

Model

X6840B

Operating System

XOS 16, Powered by Android 16

Product Colors

Shadow Black, Polaris Titanium, Sunlike Orange, Cloudline Blue

Dimensions

167.7 × 78.8 × 7.7 mm

Thickness

7.7 mm

Weight

Not specified

Display Size

6.78 inches

Display Type

IPS a-Si LCD

Resolution

HD+ (720 × 1576)

Screen Ratio

19.7:9 (90.09%)

Refresh Rate

45Hz / 60Hz / 90Hz / 120Hz

Touch Sampling Rate

120Hz (@60Hz), 180Hz (@90Hz), 240Hz (@120Hz)

Brightness

560 nits (typ), 700 nits (HBM)

Color Gamut

72% NTSC (typ)

Display Features

AOD, Dynamic Bar

Chipset

MediaTek Helio G81 Ultimate

CPU

Octa-core (2×2.0GHz Cortex-A75 + 6×1.7GHz Cortex-A55)

GPU

Mali-G52

RAM & Storage Variants

64GB + 4GB (up to 8GB RAM), 128GB + 4GB (up to 8GB RAM)

Memory Type

eMMC + LPDDR4X

Expandable Storage

Up to 2TB (microSD)

Rear Camera

8MP, f/2.0, AF

Front Camera

8MP, f/2.0

Flash

Rear Dual Flash

Video Recording

2K@30FPS, 1080p@30FPS, 720p@30FPS

Camera Features

AI Cam, Dual Video, Portrait, Super Night, Pro, Panorama, Documents, Time-lapse

Battery Capacity

5200 mAh (Typical)

Charging Power

10W Charger, 15W Supported

Reverse Charging

5W Supported

SIM Slot

2 Nano SIM + microSD

Network Technology

4G / 3G / 2G

Wi-Fi

Wi-Fi 802.11 a/b/g/n/ac

Bluetooth

Yes

USB Port

USB Type-C

OTG

Supported

GPS Navigation

Supported

NFC

Supported

FM Radio

Supported

3.5mm Jack

Yes

Infrared Blaster

Yes

Fingerprint Sensor

Yes

Accelerometer (G-Sensor)

Yes

E-Compass

Yes

Gyroscope

Yes (Software-based)

Light Sensor

Yes

Proximity Sensor

Yes

Motor

Yes

Water & Dust Resistance

IP64

Key Highlights

120Hz Smooth Display, 5200mAh Battery, 7.7mm Ultra-Slim, Pure Voice Calls, NFC Touch Transfer, UltraLink Offline Contact (Up to 1km)