LG Stylus 3 (M400N) vs Xiaomi Redmi Note 9 (128GB/6GB)

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Side by side comparison between LG Stylus 3 vs Xiaomi Redmi Note 9 phones, differences, pros, cons and full specifications. What's the better?

8/4/2020 2:46 PM, updated: 1/19/2023 2:42 AM

Compare Xiaomi Redmi Note 9 X LG Stylus 3 (M400N) 04Points

Specifications Compare Models Pictures

5.7"
IPS

720x1280

13
MP

8mp

3GB
RAM

Octa-core

3080
mAh

(Removable)

26Points Xiaomi Redmi Note 9 (128GB/6GB) Compare LG Stylus 3 X

Specifications Compare Models Pictures

6.53"
IPS

1080x2340

48
MP

13mp

6GB
RAM

Octa-core

5020
mAh

(Non removable)

What's the better phone? Xiaomi Redmi Note 9 (128GB/6GB)

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!

4 Advantages LG Stylus 3 (M400N)	vs	26 Advantages Xiaomi Redmi Note 9 (128GB/6GB)
+149 grams (5.22 ounces)34% Lighter	vs	199 grams (6.97 ounces)
+7.4 millimeters (0.29 inches)20% Thinner	vs	8.9 millimeters (0.35 inches)
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	LiPo: li-ion polymer (Non removable)
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	vs	Not supported
1.5GHz 64bit Octa-core	vs	+2GHz 64bit Octa-core (12nm)67% More powerful processor, you can open your applications faster
3GB LPDDR3	vs	+6GB LPDDR4X100% More RAM memory. Typically more responsive and better for multitasking.
16GB (9GB available)	vs	+128GB (106GB available)11 times More internal storage for applications and files
Until 256GB microSD, microSDXC	vs	+Until 512GB microSD, microSDXC100% More external storage for files using memory cards
720x1280 pixels	vs	+1080x2340 pixels174% Higher resolution screen
258 PPI	vs	+395 PPI53% Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.7"	vs	+6.53"15% Larger screen
(back) 13MP	vs	+(quad camera) 48MP + 8MP + 2MP + 2MP4 times Higher resolution main camera
Not supported	vs	+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness
HDR photo only main camera	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
1/3" inches	vs	+1/2" inches50% The larger sensor camera lets you take photos with better depth.
f/2.2 (aperture)	vs	+f/1.8 (aperture)22% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 8MP	vs	+(front) 13MP60% Higher resolution secondary camera to take pictures and selfies
(front) HD (1280x720)	vs	+(front) Full HD (1920x1080)125% More image quality for recording videos with the secondary camera
Android 7.0 Nougat	vs	+Android 11Advantage Android 11 is newer and safer
Not supported	vs	+Face unlock 2DAdvantage Sensors help you use the device
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
3080 mAh	vs	+5020 mAh63% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
6W	vs	+18W2 times More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.
1 slot (Single-SIM) (dedicated slot)	vs	+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.
Not supported	vs	+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos
802.11 b/g/n [wifi4]	vs	+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
4.1 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
MicroUSB 2.0, USB OTG On-The-Go	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.
Not supported	vs	+Gorilla Glass 5Advantage Protection against scratches on the screen lets you carry your phone with your keys
Not supported	vs	+Water repellent nano-coating (don't immerse)Advantage Protection against water allows you talk to your friends in the rain, for example

27 Common items in both devices

eMMC 5.1

Plastic body, glass front

TFT IPS LCD

60Hz

16 million

LED flash

Only digital zoom

+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
	LG Stylus 3 (M400N)	Redmi Note 9 (128GB/6GB)
Change model		Choose the model
Model	Stylus 3 (M400N)	Redmi Note 9 (128GB/6GB)
Other model names	LG Stylus 3 16GB 3GB RAM, LG-M400N, LGM400N, LG PH3	Mi Redmi Note 9 M2003J15SC, M2003J15SS
Country or region available	Hong Kong	China, India
Brand	LG	Xiaomi
Release date	3/1/2017	5/12/2020, Announced: 4/30/2020
Depth	7.4 millimeters (0.29 inches)	8.9 millimeters (0.35 inches)
Size (width x height)	79.8 x 155.6 millimeters (3.14 x 6.13 in)	77.2 x 162.3 millimeters (3.04 x 6.39 in)
Weight	149 grams (5.22 ounces)	199 grams (6.97 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
Protection against water and others	Not supported	Water repellent nano-coating (don't immerse)
📲 Display
	LG Stylus 3 (M400N)	Redmi Note 9 (128GB/6GB)
Display type	TFT IPS LCD	TFT IPS LCD
Screen size	5.7" inches	6.53" inches
Screen-to-body ratio	~72.1% (screen-to-body ratio)	~83.5% (screen-to-body ratio)
Display resolution	720x1280 pixels (16:9)	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	258 PPI	395 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 5
Refresh rate	60Hz	60Hz
Display features	Not supported	450nits[typ]
🤖 Operating System
	LG Stylus 3 (M400N)	Redmi Note 9 (128GB/6GB)
System version	Android 7.0 Nougat	Android 10
Firmware update	feature not registered	Android 11
User Interface	feature not registered	MIUI 11 / 12
⚙️ Processor
	LG Stylus 3 (M400N)	Redmi Note 9 (128GB/6GB)
Chipset	64bit: MediaTek MT6750 (28nm)	64bit: MediaTek Helio G85 (12nm)
CPU	Octa-core, 2 processors: 4x 1.5GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core)	Octa-core, 2 processors: 2x 2GHz ARM-Cortex-A75 (Dual-core) 6x 1.8GHz ARM-Cortex-A55 (Hexa-core)
GPU graphical controller	ARM Mali-T860 MP2 520Mhz	ARM Mali-G52 MC2 (1GHz)
Performance (benchmark)	feature not registered	AnTuTu: 200451 (v8) Geekbench: 1292 (v5.1)
💽 Memory and storage
	LG Stylus 3 (M400N)	Redmi Note 9 (128GB/6GB)
RAM memory	3GB LPDDR3	6GB LPDDR4X
Internal storage	16GB (9GB available) eMMC 5.1	128GB (106GB available) eMMC 5.1
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Until 512GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	LG Stylus 3 (M400N)	Redmi Note 9 (128GB/6GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	1 slot (Single-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	300/50 Mbps	300/150 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	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat6 (1, 3, 7, 8) TD-LTE (40) VoLTE	LTE Cat7 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 850/900/1700/1900/2100
Secondary 4G network	Not supported	LTE Cat7 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE
Secondary data network	Not supported	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
📷 Camera
	LG Stylus 3 (M400N)	Redmi Note 9 (128GB/6GB)
Back camera (main camera)	13 megapixels	(quad camera) 48 megapixels 8MP ultrawide f/2.213mm1/4"1.12µm118° 2MP macro f/2.41.75µmAF 2MP depth f/2.41/5"1.7µm
Main camera resolution	4128x3096 pixels	8000x6000 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/2.2 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	26mm (lens)
Sensor size	1/3" inches	1/2" inches
Pixel size	1.12µm pixel	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	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Supported
HDR	HDR photo only main camera	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	LG Stylus 3 (M400N)	Redmi Note 9 (128GB/6GB)
Front camera (secondary)	8 megapixels	13 megapixels
Front camera resolution	3264x2448 pixels	4128x3096 pixels
Video recording (secondary)	HD (1280x720)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	f/2.3 (aperture)
Focal length	feature not registered	29mm (lens)
Sensor size	feature not registered	1/3.06" inches
Pixel size	feature not registered	1.12µm pixel
🔉 Sound and multimedia
	LG Stylus 3 (M400N)	Redmi Note 9 (128GB/6GB)
Loudspeaker	Supported	Mono sound (not stereo)
Active noise cancellation	Not supported	2 microphones or more
Radio	FM (RDS)	FM
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	LG Stylus 3 (M400N)	Redmi Note 9 (128GB/6GB)
USB	MicroUSB 2.0, 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	Not supported	USB Type-C (reversible)
Bluetooth	4.1 + A2DP	5.0 + A2DP/LE
WiFi	802.11 b/g/n [wifi4] (2.4GHz) 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, GLONASS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Supported	Not supported
Infrared port	Not supported	Supported
🧭 Sensors
	LG Stylus 3 (M400N)	Redmi Note 9 (128GB/6GB)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	LG Stylus 3 (M400N)	Redmi Note 9 (128GB/6GB)
Battery type	Li-Ion: lithium-ion (Removable) BL-44E1F	LiPo: li-ion polymer (Non removable)
Battery capacity	3080 mAh	5020 mAh
Charger, watts	6W (5V/1.2A) Wired charging	18W Wired fast charging 9W Reverse charging by cable
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	8 hours	33 hours (1.4 days)
Standby	340 hours (14.2 days)	feature not registered
➕ Other features
	LG Stylus 3 (M400N)	Redmi Note 9 (128GB/6GB)
Call control	Voice dialing, Voice recorder	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: Gray, Gold • Smart Pen Pro • Quick Shutter, Quick Selfie	• Colors: Forest Green, Midnight Grey, Polar White • 22.5W charger (18W phone support)
☢️ Radiation rate
	LG Stylus 3 (M400N)	Redmi Note 9 (128GB/6GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.84W/kg (head), 0.9W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.8W/kg (head), 1.14W/kg (body)