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Infinix Smart 20 4GB RAM 128GB - 6.78 Inch Screen, Long-Lasting Battery by Infinix
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Infinix Smart 20 4GB RAM 128GB - 6.78 Inch Screen, Long-Lasting Battery

Ksh 17,000

Ksh 18,700 You save Ksh 1,700

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Pay for this in instalments from Ksh 500. You get 90 days at 0% interest, and collect once the plan is paid off.

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  • M-PESA, card, cash or Pesalink — online or on the doorstep.
  • 1–2 year warranty, depending on the product.
  • 7-day returns. How returns work
  • 0793-884-867 — REHEMA HSE, 5TH FLOOR 01, STANDARD STREET, NAIROBI, behind Sarova Stanley.

About this smart phone


Infinix Smart 20 4GB RAM 128GB - 6.78 Inch Screen, Long-Lasting Battery

The Infinix Smart 20 4GB RAM 128GB is a versatile and reliable smartphone built for everyday use in Kenya. Featuring a large 6.78-inch IPS LCD display with 120Hz refresh rate and 700 nits brightness, it ensures smooth visuals for social media, video streaming, and browsing. Its Mediatek Helio G81 Ultimate processor coupled with 4GB RAM provides efficient performance for multitasking and casual gaming. With 128GB internal storage and support for microSDXC expansion, you get ample space for apps, photos, and videos.

This model comes with a single 8MP rear camera and an 8MP front camera, perfect for capturing moments and video calls. The 5200 mAh battery with 15W fast charging and 5W reverse wired charging keeps you powered throughout the day. The phone is IP64-rated, offering protection against dust and water splashes, and drop-resistant up to 1.5m for added durability.

Available in Shadow Black, Cloudline Blue, Polaris Titanium, and Sunlike Orange, the Infinix Smart 20 is optimized for Kenyan users seeking a reliable device for daily tasks, online learning, and entertainment.


Key Features of Infinix Smart 20

  • -6.78-inch IPS LCD display, 120Hz, 700 nits (HBM) 
  • -Mediatek Helio G81 Ultimate, Octa-core processor 
  • -4GB RAM, 128GB internal storage, expandable via microSDXC 
  • -Single 8MP rear camera, 8MP front camera, dual-LED flash 
  • -5200 mAh battery with 15W wired charging, 5W reverse wired charging 
  • -IP64 dust and water splash resistant, drop-resistant up to 1.5m 
  • -Fingerprint side-mounted, accelerometer, proximity, compass 
  • -Nano-SIM + Nano-SIM, NFC, infrared port, FM radio 
  • -USB Type-C 2.0 with OTG support 
  • -Android 16 with XOS 16 

Benefits of Infinix Smart 20

  • -Smooth display and responsive touch for gaming and browsing 
  • -Large battery ensures all-day usage without frequent charging 
  • -Expandable storage for storing apps, videos, and photos 
  • -Durable design resistant to splashes and drops 
  • -Reliable connectivity with NFC, Wi-Fi, and dual SIM support 
  • -Ideal for social media, video calls, and daily multitasking 

What Comes in the Box of Infinix Smart 20

  • -Infinix Smart 20 device 
  • -USB Type-C charging cable 
  • -Wall adapter (15W) 
  • -SIM eject tool 
  • -User manual and warranty card 

Infinix Smart 20 4GB RAM 128GB - 6.78 Inch Screen, Long-Lasting Battery price in Kenya is Ksh 17,000.

Infinix Smart 20 specifications

Battery Life
Long-lasting 5200 mAh, suitable for full-day usage
Battery Type
Li-Po 5200 mAh
Bluetooth Version
Supported
Camera Main Specs
8 MP, f/2.0, AF, dual-LED flash, panorama
Camera Selfie Specs
8 MP, f/2.0
Charging Technology
15W wired, 5W reverse wired
Colors
Shadow Black, Cloudline Blue, Polaris Titanium, Sunlike Orange
Connectivity
GSM / HSPA / LTE, NFC, infrared port, Wi-Fi 802.11 a/b/g/n/ac, dual-band
Design Aesthetics
Glass front, plastic back, plastic frame; drop-resistant up to 1.5m
Display Size
6.78 inches
Display Type
IPS LCD, 120Hz, 700 nits
Drop Protection
Drop-resistant up to 1.5m
Dust Resistance
IP64
Extras
Side-mounted fingerprint sensor, accelerometer, proximity, compass, FM radio
Interface Usability
XOS 16 UI
Internal Storage
128GB
Model Number
X6840B
Operating System
Android 16, XOS 16
Processor
Mediatek Helio G81 Ultimate, Octa-core, 12 nm
RAM Size
4GB
Refresh Rate
120Hz
Touchscreen
Standard capacitive touchscreen
USB Type
USB Type-C 2.0, OTG
Video Recording Capabilities
1440p@30fps, 1080p@30fps
Warranty
1 Year
Water Resistance
IP64
WiFi Support
Wi-Fi 802.11 a/b/g/n/ac, dual-band

Questions people ask

Yes, you can purchase the Infinix Smart 20 128GB online and in stores through Kenyatronics.

Yes, it has a dedicated microSDXC slot for expandable storage.

The phone is available in Shadow Black, Cloudline Blue, Polaris Titanium, and Sunlike Orange.

Yes, it has an IP64 rating for dust tightness and water splash resistance.

The 5200 mAh battery provides all-day usage under normal conditions.

Yes, it supports 15W wired fast charging and 5W reverse wired charging.

Yes, it supports Nano-SIM + Nano-SIM configuration.

Yes, it comes with NFC functionality for easy transactions.

Yes, the Mediatek Helio G81 processor and 4GB RAM allow smooth casual gaming.

You can buy it directly from Kenyatronics online or in select Kenyan stores.

Infinix Smart 20 on video

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