Infinix SMART 20 HD vs Infinix Smart 20 (4GB RAM + 128GB)

Here you can compare Infinix SMART 20 HD and Infinix Smart 20 (4GB RAM + 128GB). Comparing Infinix SMART 20 HD vs Infinix Smart 20 (4GB RAM + 128GB) on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Infinix SMART 20 HD stands against Infinix Smart 20 (4GB RAM + 128GB) and which one should you buy The current lowest price found for Infinix SMART 20 HD is ₹10,999 and for Infinix Smart 20 (4GB RAM + 128GB) is ₹13,934. The details of both of these products were last updated on Oct 24, 2026.

Specification	Infinix SMART 20 HD	Infinix Smart 20 (4GB RAM + 128GB)
RAM	3 GB	4 GB
Rear Camera	8 MP	8 MP (Main) 1/4'' sensor, 1.12um, AF
Battery	5000 mAh	5200 mAh
CPU	1.8 GHz, Octa Core Processor	2 GHz, Octa Core Processor
OS	Android v15	Android v16
Price	₹10,999	₹13,934

Infinix SMART 20 HD₹10,999

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Infinix Smart 20 (4GB RAM + 128GB)₹13,9346%

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Infinix SMART 20 HD₹10,999

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Infinix Smart 20 (4GB RAM + 128GB)₹13,9346%

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Overview

Specs Score	35 / 100	44 / 100 Better Specs
Display Resolution	720 x 1600 pixels Better Resolution	720 x 1576 pixels
RAM	3 GB	4 GB More RAM
Storage	64 GB	128 GB More Storage
CPU Clock Speed	1.8 GHz	2 GHz Faster Clock Speed
Thickness	8.25 mm	7.7 mm Slimmer
Unique Features	No No No No No No	Fingerprint Sensor 3.5mm Audio Jack FM Radio Memory Card Support Reverse Charging IR Blaster

General

Model	X6725, SMART 20 HD	X6840, SMART 20
Sim Type	Dual Sim	Dual Sim
Dual Sim	Yes	Yes
Sim Size	Nano+Nano SIM	Nano SIM
Device Type	Smartphone	Smartphone
Release Date		June 08, 2026
In The Box	1 x Handset, 1 x Adaptor, 1 x USB Type-C Cable, 1 x Soft Film, 1 x TPU Case, 1 x SIM Ejector pin, 1 x Quick Start Guide, 1 x Warranty Card	1 X Handset, 1 X 10W Adaptor, 1 X USB Type-C Cable, 1 X Soft Film, 1 X TPU Case, 1 X SIM Ejector pin, 1 X Quick Start Guide, 1 X Warranty Card

Design

Dimensions	77.01 x 165.62 x 8.25 mm	78.8 x 167.7 x 7.7 mm
Weight	189 g	189 g
Colors	Silver Dancer	Shadow Black/Polaris Titanium/ Sunlike Orange/Cloudline Blue

Display

Type	Color LCD Screen	Color IPS LCD Screen (16M Colors)
Touch	Yes	Yes, 240 Hz Touch Sampling Rate
Size	6.67 inches, 720 x 1600 pixels, 120 Hz	6.78 inches, 720 x 1576 pixels, 120 Hz
Aspect Ratio		19.7:9
PPI	~ 263 PPI	~ 259 PPI
Brightness	700nits	560 nits (Typical), 700 nits (HBM)
Notch	Yes, Punch Hole	Yes, Punch Hole

Memory

RAM	3 GB	4 GB
RAM Type	LPDDR4X
Expandable RAM	Upto 3 GB Extra Virtual RAM	Upto 4 GB Extra Virtual RAM
Storage	64 GB	128 GB
Storage Type		eMMC
Card Slot		Yes, upto 2 TB

Connectivity

GPRS	Yes	Yes
EDGE	Yes	Yes
3G	Yes	Yes
4G	Yes	Yes
5G		No
Wifi	Yes, with wifi-hotspot	Yes, with wifi-hotspot
Wifi Version		Wi-Fi 802.11 (a/b/g/n/ac)
Bluetooth	Yes, v5.0	Yes
USB	Yes	Yes, USB-C v2.0
USB Features	USB Tethering, USB on-the-go	USB Tethering, USB on-the-go, USB Charging, USB Storage
IR Blaster		Yes

Extra

GPS	Yes	Yes
Fingerprint Sensor		Yes, Side
Sensors	G-sensor, E-compass, Gyroscope (By Software), Light Sensor, Proximity Sensor, Motor, IR Blaster	G-sensor, E-compass, Gyroscope (By Software), Light Sensor, Proximity Sensor, Motor, IR Blaster
3.5mm Headphone Jack		Yes
AI Features		One-Tap Infinix AI, AI Voice Assistant- Folax, AI Wallpaper Generator
Splash Resistant	Yes	Yes
IP Rating	IP64	IP64
Dust Resistant	Yes	Yes
Extra Features		Always on Display "limited time", Dynamic Bar, Game Mode, Floating Windows, Split-screen Apps, Call Noise Cancellation, Ultra Link

Camera

Rear Camera	8 MP	8 MP (Main) 1/4'' sensor, 1.12um, AF
Auto Focus	Yes	Yes
Features	AF, Rear Dual Flash, AI Cam, Video, Dual Video, Beauty, Portrait, Time-Lapse, Super Night, Pro, Panorama, Documents	AI Cam, Video, Dual Video, Portrait, Time-Lapse, Super Night, Pro, Panorama, Documents
Video Recording	No	1440p @ 30 fps QHD, 1080p @ 30 fps FHD
Flash		Yes, Dual LED
Front Camera	8 MP Punch Hole	8 MP 1/4'' sensor, 1.12um, AF Punch Hole
Front Video Recording		1440p @ 30 fps QHD, 1080p @ 30 fps FHD
Front Camera Features	Time Lapse, Dual Video, Wide Selfie	Time Lapse, Dual Video, Wide Selfie

Technical

OS	Android v15	Android v16
Custom UI		XOS16
Chipset	Unisoc T7250	Mediatek Helio G81 Ultimate
CPU	1.8 GHz, Octa Core Processor	2 GHz, Octa Core Processor
GPU		Mali G52
Java	No	No
Browser	Yes	Yes

Multimedia

Email	Yes	Yes
Music	Yes	MP3, FLAC, OGG WAV, AAC, AMR, AWB, APE, MIDI
Video	Yes	MP4, MKV, TS, 3GP, WEBM
FM Radio	No	Yes
Document Reader	Yes	Yes

Battery

Type	Non-Removable Battery	Non-Removable Battery
Size	5000 mAh	5200 mAh
Fast Charging	Yes, 15W	Yes, 15W
Reverse Charging		Yes, 5W
StandBy Time		38 days

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