INFINIX 4GB+128GB SMART 20 4G SMARTPHONE

Brand: Infinix

₦171,400

₦192,000

A genuinely smooth budget phone that punches above its price. The Infinix Smart 20 pairs a 6.78" IPS LCD display with a fluid 120Hz refresh rate — a rare feature at this price point — delivering surprisingly responsive scrolling for everyday use. Powered by the MediaTek Helio G81 Ultimate chipset and 4GB of RAM, it handles messaging, browsing, and light apps comfortably. An 8MP main and 8MP selfie camera cover everyday photo needs, while a 5200mAh battery with 15W charging keeps you powered through the day. Standing out from typical entry-level phones, the Smart 20 includes NFC, an infrared port, and IP64 splash resistance with 1.5m drop certification, adding real everyday utility. With 128GB of expandable storage and a side-mounted fingerprint sensor, the Smart 20 is a genuinely well-rounded budget option for first-time smartphone users and value-conscious buyers.

AVAILABILITY: In Stock

SKU: SWH1784684236895

Product Details

Technical Specifications

General Specifications

Released: March 2026
OS: Android 16, XOS 16
Chipset: MediaTek Helio G81 Ultimate (12nm)
CPU: Octa-core (2x2.0GHz Cortex-A75 & 6x1.7GHz Cortex-A55)
GPU: Mali-G52 MC2
Network: 2G/3G/4G LTE

Display

Size: 6.78 inches, IPS LCD
Resolution: 720 x 1576 pixels (~259 ppi), 19.5:9 ratio
Refresh rate: 120Hz
Brightness: 700 nits (HBM)
Screen-to-body ratio: approx. 82.9%

Memory & Storage

RAM: 4GB
Storage: 128GB (eMMC 5.1)
Card slot: microSDXC, dedicated slot

Camera

Rear camera: Single — 8MP, f/2.0, wide, AF
Rear features: Dual-LED flash, panorama
Rear video: 1440p @30fps, 1080p @30fps
Front camera: 8MP, f/2.0, wide
Front video: 1440p @30fps, 1080p @30fps

Battery & Charging

Battery capacity: 5200mAh
Wired charging: 15W
Reverse wired charging: 5W

Connectivity

Wi-Fi: 802.11 a/b/g/n/ac, dual-band
Bluetooth: Yes
USB: USB Type-C 2.0, OTG
GPS: Yes
NFC: Yes (availability may vary by SKU/region)
Infrared port: Yes
Radio: FM radio
3.5mm headphone jack: Yes

Design & Build

Dimensions: 167.7 x 78.8 x 7.7 mm
Build: Glass front, plastic back, plastic frame
Water/dust resistance: IP64 (water splashes)
Drop resistance: Up to 1.5m
Fingerprint sensor: Side-mounted
Colors: Shadow Black, Cloudline Blue, Polaris Titanium, Sunlike Orange

Features and Benefits

120Hz Display
A standout feature at this price point, delivering noticeably smoother scrolling and animations than typical entry-level screens.

NFC & Infrared Port
Adds real everyday utility for contactless payments and using the phone as a remote for compatible appliances — features rarely found on budget phones.

IP64 Splash Resistance & 1.5m Drop Certification
Adds durability against accidental spills and drops, offering more peace of mind than typical entry-level devices.

Dual 8MP Cameras
Covers everyday front and rear photography needs with dual-LED flash and support for 1440p video.

5200mAh Battery
Delivers reliable all-day power for calls, messaging, and browsing.

128GB Expandable Storage
Ample room for apps, photos, and media, with a dedicated microSD slot for further expansion.

Side-Mounted Fingerprint Sensor
Offers quick, secure unlocking positioned for natural, one-handed use.

FM Radio & 3.5mm Headphone Jack
Adds everyday convenience for listening to music or radio without needing extra accessories.