Infinix Smart 3 Plus – Features, Specifications and Price

Infinix Smart 3 Plus

Infinix new device, the Infinix Smart 3 Plus is a budget device made to target the youths as it spots latest smartphone designs and also improved camera setup.

It is the second Infinix device after the Infinix Hot S4 with the triple camera setup.

Design and Display

The first noticeable change in the Infinix Smart 3 plus is the trendy dew drop notch that houses the front camera. Flipping the phone over to the back reveals a triple camera setup accompanied by a LED flash and a fingerprint sensor.

There is also cut out for 3.5mm Audio Jack, USB C port and speaker. Like most Infinix devices under this category, the body of the phone is made of durable plastic and the screen has 2.3D protection. You can also get the device in Cosmic Purple, Midnight Black, Aqua Blue and Bordeaux Red.

The Infinix Smart 3 Plus sports a 6.21 inch IPS LCD touchscreen with a 720 x 1520 pixel resolution. The display accounts for over 81% screen to body resolution thanks to the dewdrop notch and the minimal chin bezel. The display aspect ratio is 19:9, providing a better view for entertainment.


Despite being promoted as an AI-enabled device triple camera setup, the Infinix Smart 3 Plus camera is still everything you will find in a budget device. The rear camera has a 13 MP main shooter with f/1.8 aperture supported by a 2MP and QVGA lenses. There is also a dual LED flash for illumination. The selfie shooter is an 8MP lens with facial unlock technology

Hardware Components (Processor and Memory)

The device is powered by the MediaTek Helio P22 chipset (an improvement over the HOT 7 series) spotting four ARM Cortex A53 cores, with the maximum speed of 2200 MHz (2.2 GHz). This is further aided by PowerVR GE8320 GPU clocked at 570 MHz.

In the memory segment, there is a variation with 2GB of RAM space (the speed at 933 MHz) for multitasking, or you can opt for the better 3GB of RAM space variation. Either way, you get 32GB of storage space, expandable to 128GB via external storage card (MicroSD).

Battery and OS

Unlike the HOT series with 4000mAh batteries, the SMART 3 Plus has a non-removable 3500 mAh battery, though it can give you about 30 Hours talk time on 3G. There is no fast charge support on board.

The device runs the Android 9 Pie OS under the Infinix XOS 5 skin out of the box.

Overall Specifications


OSAndroid 9.0 Oreo Under XOS 5
Display6.2 inch IPS LCD HD+ Display
Camera13 MP+ 2 MP + QVGA triple rear, 8 MP selfie
Storage32 GB Expandable to 128 GB
ProcessorQuad Core, 1.5 GHz
Battery3500 mAh
SecurityFace ID and Fingerprint ID


TechnologyGSM / CDMA / HSPA
2GGSM 850 / 900 / 1800 / 1900 – SIM 1 & SIM 2
3GHSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4GLTE band 2100 / 1800 / 850 /900 / 2600 / 2300 / 2500
SIM TypeDual nano-SIM slot

Design and Display

157 x 75 x 7.9 mm
Width76. mm
Thickness7.8 mm
Display Size6.21-inch
Display Resolution720p HD+ (1520 x 720 pixels)
Display TechnologyIPS LCD
Protection2.5D Curved Glass
ColoursIce Blue, Millan Black, Tradewinds GrayPlatform and Hardware
OSAndroid 9.0 Oreo Under XOS 5
Processor Name/TechnologyMediaTek Helio P22
Number of Processor Cores4
Processor Speed4 Cortex A53 clocked at 2.0 GHz
Graphics ChipsetPowerVR GE8100 clocked at 570 MHz
RAM2 GB | 3 GB
Internal Storage32 GB
External StorageYes, Up to 128GB
SensorsG-sensor, P-Sensor, Gyro, Touch Sensor, Electronic Compass


Front8 MP Camera,
Rear13 MP + 2 MP + QVGA MP AI assisted triple Camera, 2.0 large aperture, Led Flash, 1080p Video@30fps
FeaturesAI, Autofocus, Dual LED Flash, Geo-Tagging, Touch Focus, Face Detection, Panorama, Portrait


VideoFLV, MP4, MKV, AVI, 3GP
AudioWAV, MP3, MP2, ACC, AMR-NB, AMR-WB, MIDI, Vorbis, APE, AAC-Plus V1, AAC-Plus V2, FLAC, WMA, ADPCM
ImageJpeg, Png, Gif, Bmp
Speaker ChipsetNil
Audio JackYes,


BluetoothBluetooth 5.0, A2DP, LE
WifiWi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot
USBYes, 2.0


Battery Capacity3,500 mAh
Battery TechnologyLi Po
Fast ChargingNo

Extra Features

Security FeaturesFace ID and Finger Print


Around N44,000

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