Infinix Smart 20 (4GB RAM + 128GB) vs Tecno Spark 40

Here you can compare Infinix Smart 20 (4GB RAM + 128GB) and Tecno Spark 40. Comparing Infinix Smart 20 (4GB RAM + 128GB) vs Tecno Spark 40 on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Infinix Smart 20 (4GB RAM + 128GB) stands against Tecno Spark 40 and which one should you buy The current lowest price found for Infinix Smart 20 (4GB RAM + 128GB) is ₹13,990 and for Tecno Spark 40 is ₹10,999. The details of both of these products were last updated on Aug 16, 2026.

Specification	Infinix Smart 20 (4GB RAM + 128GB)	Tecno Spark 40
CPU	2 GHz, Octa Core Processor	2 GHz, Octa Core Processor
Rear Camera	8 MP (Main) 1/4'' sensor, 1.12um, AF	50 MP (Wide Angle)
RAM	4 GB	4 GB
Display	6.78 inches, 720 x 1576 pixels, 120 Hz	6.67 inches, 720 x 1600 pixels, 120 Hz
OS	Android v16	Android v15
Price	₹13,990	₹10,999

Infinix Smart 20 (4GB RAM + 128GB)₹13,9901%

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Tecno Spark 40₹10,999

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Infinix Smart 20 (4GB RAM + 128GB)₹13,9901%

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Tecno Spark 40₹10,999

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Overview

Specs Score	44 / 100	50 / 100 Better Specs
Display Resolution	720 x 1576 pixels	720 x 1600 pixels Better Resolution
Screen To Body Ratio		~ 84.2% Less Bezels
Rear Camera	8 MP	50 MP Better Camera Resolution
Weight	189 g Lighter
Unique Features	No Reverse Charging	Water Resistant No

General

Model	X6840, SMART 20
Sim Type	Dual Sim	Dual Sim, GSM+GSM
Dual Sim	Yes	Yes
Sim Size	Nano SIM	Nano+Nano SIM
Device Type	Smartphone	Smartphone
Release Date	June 08, 2026	July 02, 2025
In The Box	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	78.8 x 167.7 x 7.7 mm	77 x 165.6 x 7.7 mm
Weight	189 g
Bezel less		No
Colors	Shadow Black/Polaris Titanium/ Sunlike Orange/Cloudline Blue	Ink Black, Titanium Grey, Veil White, Mirage Blue

Display

Type	Color IPS LCD Screen (16M Colors)	Color IPS Screen
Touch	Yes, 240 Hz Touch Sampling Rate	Yes
Size	6.78 inches, 720 x 1576 pixels, 120 Hz	6.67 inches, 720 x 1600 pixels, 120 Hz
Aspect Ratio	19.7:9
PPI	~ 259 PPI	~ 263 PPI
Screen to Body Ratio		~ 84.2%
Brightness	560 nits (Typical), 700 nits (HBM)
Notch	Yes, Punch Hole	Yes, Punch Hole

Memory

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

Connectivity

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

Extra

GPS	Yes	Yes
Fingerprint Sensor	Yes, Side	Yes, Side
Sensors	G-sensor, E-compass, Gyroscope (By Software), Light Sensor, Proximity Sensor, Motor, IR Blaster	Software Gyroscope, Infrared Remote Control
3.5mm Headphone Jack	Yes	Yes
AI Features	One-Tap Infinix AI, AI Voice Assistant- Folax, AI Wallpaper Generator
Water Resistance		Yes, 1.5 m
Splash Resistant	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 (Main) 1/4'' sensor, 1.12um, AF	50 MP (Wide Angle)
Auto Focus	Yes	Yes
Features	AI Cam, Video, Dual Video, Portrait, Time-Lapse, Super Night, Pro, Panorama, Documents
Video Recording	1440p @ 30 fps QHD, 1080p @ 30 fps FHD	1440p @ 30 fps QHD, 1080p @ 30 fps FHD
Flash	Yes, Dual LED	Yes, Dual LED
Front Camera	8 MP 1/4'' sensor, 1.12um, AF Punch Hole	8 MP (Wide Angle) Punch Hole
Front Video Recording	1440p @ 30 fps QHD, 1080p @ 30 fps FHD	1080p @ 30 fps FHD

Technical

OS	Android v16	Android v15
Custom UI	XOS16
Chipset	Mediatek Helio G81 Ultimate	Mediatek Helio G81
CPU	2 GHz, Octa Core Processor	2 GHz, Octa Core Processor
GPU	Mali G52	Mali-G52 MC2
Java	No	No
Browser	Yes	Yes

Multimedia

Email	Yes	Yes
Music	MP3, FLAC, OGG WAV, AAC, AMR, AWB, APE, MIDI	Yes
Video	MP4, MKV, TS, 3GP, WEBM	Yes
FM Radio	Yes	Yes
Document Reader	Yes	Yes

Battery

Type	Non-Removable Battery	Non-Removable Battery
Size	5200 mAh	5200 mAh
Fast Charging	Yes, 15W	Yes, 45W
Reverse Charging	Yes, 5W
StandBy Time	38 days

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