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The Infinix Smart 20 4G (4GB RAM / 128GB Storage) is an upgraded storage variant of Infinix’s entry-level phone, giving you twice the internal space for photos, apps, and media alongside a smooth high-refresh-rate display.
Memory & Storage: 4GB RAM + 128GB internal storage (expandable up to 2TB via a dedicated microSD slot).
Display: 6.78-inch IPS LCD with a smooth 120Hz refresh rate and up to 700 nits peak brightness (720 × 1576 HD+ resolution).
Processor: MediaTek Helio G81 Ultimate octa-core processor for reliable daily multitasking and streaming.
Battery & Charging: 5200mAh battery supporting 15W fast charging and 5W reverse wired charging via USB-C.
Cameras: 8MP main rear camera with dual-LED flash and an 8MP front selfie camera.
Build & Extras: IP64 dust and splash resistance, side-mounted fingerprint scanner, 3.5mm headphone jack, NFC, and Android 16 with XOS 16.
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Genuine warranty
Official manufacturer coverage
Island-wide delivery
Fast shipping across Sri Lanka
Easy returns
Hassle-free return policy
NetworkTechnology
GSM / HSPA / LTE
Launch Announced 2026, March 04
Status Available. Released 2026, March
Body Dimensions 167.7 x 78.8 x 7.7 mm (6.60 x 3.10 x 0.30 in)
Weight -
Build Glass front, plastic back, plastic frame
SIM Nano-SIM + Nano-SIM
IP64 dust tight and water resistant (water splashes)
Drop resistant up to 1.5m
Display Type IPS LCD, 120Hz, 700 nits (HBM)
Size 6.78 inches, 109.5 cm2 (~82.9% screen-to-body ratio)
Resolution 720 x 1576 pixels, 19.5:9 ratio (~259 ppi density)
Platform OS Android 16, XOS 16
Chipset Mediatek Helio G81 Ultimate (12 nm)
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55)
GPU Mali-G52 MC2
Memory Card slot microSDXC (dedicated slot)
Internal 64GB 4GB RAM, 128GB 4GB RAM
eMMC 5.1
Main Camera Single 8 MP, f/2.0, (wide), 1/4.0", 1.12µm, AF
Features Dual-LED flash, panorama
Video 1440p@30fps, 1080p@30fps
Selfie camera Single 8 MP, f/2.0, (wide), 1/4.0", 1.12µm
Video 1440p@30fps, 1080p@30fps
Sound Loudspeaker Yes
3.5mm jack Yes
Comms WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth Yes
Positioning GPS
NFC Yes
Infrared port Yes
Radio FM radio
USB USB Type-C 2.0, OTG
Features Sensors Fingerprint (side-mounted), accelerometer, proximity, compass
Battery Type 5200 mAh
Charging 15W wired
5W reverse wired
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