Infinix Hot 40i (256GB) vs Xiaomi Redmi K20 (128GB)

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Side by side comparison between Infinix Hot 40i vs Xiaomi Redmi K20 phones, differences, pros, cons and full specifications. What's the better?

6/8/2025 9:34 AM, updated: 6/8/2025 9:42 AM

Compare Xiaomi Redmi K20 X Infinix Hot 40i (256GB) 13Points

Specifications Compare Models Pictures

6.56"
IPS

720x1612

50
MP

32mp

8GB
RAM

Octa-core

5000
mAh

(Non removable)

15Points Xiaomi Redmi K20 (128GB) Compare Infinix Hot 40i X

Specifications Compare Models Pictures

6.39"
AMOLED

1080x2340

48
MP

20mp

6GB
RAM

Octa-core

4000
mAh

(Non removable)

What's the better phone? Xiaomi Redmi K20 (128GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

13 Advantages Infinix Hot 40i (256GB)	vs	15 Advantages Xiaomi Redmi K20 (128GB)
+8GB LPDDR433% More RAM memory. Typically more responsive and better for multitasking.	vs	6GB LPDDR4X
+256GB (230GB available)111% More internal storage for applications and files	vs	128GB (109GB available)
+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+190 grams (6.65 ounces)1% Lighter	vs	191 grams (6.69 ounces)
+8.3 millimeters (0.33 inches)6% Thinner	vs	8.8 millimeters (0.35 inches)
+90Hz50% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.	vs	60Hz
+6.56"3% Larger screen	vs	6.39"
+Quad-LED on main camera and Dual-LED on front cameraAdvantage The Quad-LED on main camera and Dual-LED on front camera helps in dark places or in low light	vs	Dual-LED flash
+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness	vs	Not supported
+f/1.6 (aperture)13% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/1.8 (aperture)
+(front) 32MP61% Higher resolution secondary camera to take pictures and selfies	vs	(front) 20MP
+Android 13Advantage Android 13 is newer and safer	vs	Android 10
+5000 mAh25% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	4000 mAh
1.6GHz 64bit Octa-core (12nm)	vs	+2.2GHz 64bit Octa-core (8nm)44% More powerful processor, you can open your applications faster
UFS 2.0	vs	+UFS 2.1Advantage Fastest write and read storage.
Plastic body, glass front	vs	+Aluminum frame, glass front/backAdvantage More resistant material
TFT IPS LCD	vs	+AMOLEDAdvantage AMOLED display is brighter and more vivid
Not supported	vs	+HDR10Advantage The HDR10 display provides vibrant colors and more details
720x1612 pixels	vs	+1080x2340 pixels118% Higher resolution screen
269 PPI	vs	+403 PPI50% Crisper display of text, images and videos because it has more pixels per inch (ppi)
(dual camera) 50MP + 0.08MP	vs	+(triple camera) 48MP + 8MP + 13MP38% Higher resolution main camera
Only digital zoom	vs	+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures
Full HD (1920x1080)	vs	+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera
(4G LTE-A) 150 Mbps	vs	+(4G LTE-A) 800 Mbps4 times Faster for surfing the internet and download files
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
Not supported	vs	+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely
Not supported	vs	+Gorilla Glass 5Advantage Protection against scratches on the screen lets you carry your phone with your keys

27 Common items in both devices

16 million

Autofocus / PDAF: phase detection autofocus

EIS: Digital stabilization

HDR photo on both cameras

(front) Full HD (1920x1080)

4G LTE-A

Capacitive

+20 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences

📱 Model features
	Infinix Hot 40i (256GB)	Redmi K20 (128GB)
Change model		Choose the model
Model	Hot 40i (256GB)	Redmi K20 (128GB)
Other model names	Infinix Hot 40i X6528B	Xiaomi Redmi K20 M1903F10A, M1903F10C, MZB7754IN, MZB7755IN
Country or region available	(Global, International)	China, India
Brand	Infinix	Xiaomi
Release date	12/1/2023, Announced: 12/5/2023	6/1/2019
Depth	8.3 millimeters (0.33 inches)	8.8 millimeters (0.35 inches)
Size (width x height)	75.6 x 163.6 millimeters (2.98 x 6.44 in)	74.3 x 156.7 millimeters (2.93 x 6.17 in)
Weight	190 grams (6.65 ounces)	191 grams (6.69 ounces)
Build, materials	Plastic body, glass front	Aluminum frame, glass front/back
Protection against water and others	Not supported	Not supported
📲 Display
	Infinix Hot 40i (256GB)	Redmi K20 (128GB)
Display type	TFT IPS LCD	AMOLED
Screen size	6.56" inches	6.39" inches
Screen-to-body ratio	~83.6% (screen-to-body ratio)	~86.1% (screen-to-body ratio)
Display resolution	720x1612 pixels (20:9)	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	269 PPI	403 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 5
Refresh rate	90Hz	60Hz
Display features	480nits[peak]	600nits[typ] HDR10
🤖 Operating System
	Infinix Hot 40i (256GB)	Redmi K20 (128GB)
System version	Android 13	Android 9.0 Pie
Firmware update	feature not registered	Android 10
User Interface	XOS 13	feature not registered
⚙️ Processor
	Infinix Hot 40i (256GB)	Redmi K20 (128GB)
Chipset	64bit: Unisoc Tiger T606 (12nm)	64bit: Qualcomm Snapdragon 730 (SM7150-AA) (8nm)
CPU	Octa-core, 2 processors: 2x 1.6GHz ARM Cortex-A75 (Dual-core) 6x 1.6GHz ARM Cortex-A55 (Hexa-core)	Octa-core, 2 processors: 2x 2.2GHz Kryo 470 Gold (Dual-core) 6x 1.8GHz Kryo 470 Silver (Hexa-core)
GPU graphical controller	ARM Mali-G57 MC1 (650MHz)	Qualcomm Adreno 618 (610MHz)
Performance (benchmark)	AnTuTu: 250817 (v10)	feature not registered
💽 Memory and storage
	Infinix Hot 40i (256GB)	Redmi K20 (128GB)
RAM memory	8GB LPDDR4	6GB LPDDR4X
Internal storage	256GB (230GB available) UFS 2.0	128GB (109GB available) UFS 2.1
External storage	Until 1TB microSD, microSDXC (dedicated slot)	Not supported
📶 Mobile networks
	Infinix Hot 40i (256GB)	Redmi K20 (128GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	150/50 Mbps	800/150 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/900/1800/1900	CDMA 800 (China), GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1700/1900/2100	MZB7754IN, MZB7755IN, MZB7756IN version: UMTS 850/900/1900/2100 M1903F10A, M1903F10C, M1903F10T version: CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100
Primary 4G network	LTE Cat4 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE	LTE Cat15/13 VoLTE MZB7754IN, MZB7755IN, MZB7756IN version: LTE (Bands 1, 3, 5, 7, 8) TD-LTE (Bands 38, 40, 41) M1903F10A, M1903F10C, M1903F10T version: LTE (Bands 1, 3, 5, 7, 8) TD-LTE (Bands 34, 38, 39, 40, 41)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	UMTS 850/900/1700/1900/2100	Not supported
Secondary 4G network	LTE Cat4 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE	Not supported
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE
📷 Camera
	Infinix Hot 40i (256GB)	Redmi K20 (128GB)
Back camera (main camera)	(dual camera) 50 megapixels 0.08MP AI f/2.0	(triple camera) 48 megapixels 8MP telephoto f/2.453mm1/4"1.12µmPDAF2x-optical-zoom 13MP ultrawide f/2.412mm1/3"1.12µm
Main camera resolution	8160x6120 pixels	8000x6000 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 30 fps
Flash	Quad-LED on main camera and Dual-LED on front camera	Dual-LED flash
Focal aperture	f/1.6 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	26mm (lens)
Sensor size	feature not registered	1/2" inches
Pixel size	feature not registered	0.8µm pixel
Autofocus	Autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	EIS: Digital stabilization
Zoom	Only digital zoom	Digital and optical zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Supported	Not supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	1080p@30fps	feature not registered
📸 Front camera
	Infinix Hot 40i (256GB)	Redmi K20 (128GB)
Front camera (secondary)	32 megapixels	20 megapixels *Motorized pop-up camera (slider)
Front camera resolution	6528x4896 pixels	5184x3840 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Dual-LED	Not supported
Focal aperture	f/2.2 (aperture)	f/2.2 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	0.8µm pixel
🔉 Sound and multimedia
	Infinix Hot 40i (256GB)	Redmi K20 (128GB)
Loudspeaker	Mono sound (not stereo)	Supported
Active noise cancellation	1 microphone	2 microphones or more
Radio	FM	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, XviD
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Infinix Hot 40i (256GB)	Redmi K20 (128GB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	USB Type-C (reversible)	Not supported
Bluetooth	5.0 + A2DP/LE	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Not supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Infinix Hot 40i (256GB)	Redmi K20 (128GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Infinix Hot 40i (256GB)	Redmi K20 (128GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	5000 mAh	4000 mAh
Charger, watts	18W Wired fast charging Reverse charging by cable	18W (9V/2A) Wired fast charging
Inductive / wireless charging	Not supported	feature not registered
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Infinix Hot 40i (256GB)	Redmi K20 (128GB)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Starlit Black, Palm Blue, Horizon Gold, Starfall Green • Magic Ring	• Colors: Carbon black, Flame red, Glacier blue • MIUI 10 • HDR display • 24-bit/192kHz audio • Quick Charge 4+
☢️ Radiation rate
	Infinix Hot 40i (256GB)	Redmi K20 (128GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	1.07W/kg (head), 0.72W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered