Xiaomi Redmi Note 9 (128GB/4GB) vs LG Optimus Zone 3 (VS425PP)

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

8/4/2020 2:52 PM, updated: 6/4/2025 10:51 AM

Compare LG Optimus Zone 3 X Xiaomi Redmi Note 9 (128GB/4GB) 28Points

Specifications Compare Models Pictures

6.53"
IPS

1080x2340

48
MP

13mp

4GB
RAM

Octa-core

5020
mAh

(Non removable)

02Points LG Optimus Zone 3 (VS425PP) Compare Xiaomi Redmi Note 9 X

Specifications Compare Models Pictures

4.5"
IPS

480x854

5
MP

2mp

1.5GB
RAM

Quad-core

1940
mAh

(Removable)

What's the better phone? Xiaomi Redmi Note 9 (128GB/4GB)

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!

28 Advantages Xiaomi Redmi Note 9 (128GB/4GB)	vs	2 Advantages LG Optimus Zone 3 (VS425PP)
+2GHz 64bit Octa-core (12nm)171% More powerful processor, you can open your applications faster	vs	1.1GHz 32bit Quad-core
+4GB LPDDR4X167% More RAM memory. Typically more responsive and better for multitasking.	vs	1.5GB LPDDR3
+128GB (106GB available)26 times More internal storage for applications and files	vs	8GB (3.88GB available)
+Until 512GB microSD, microSDXC15 times More external storage for files using memory cards	vs	Until 32GB microSD, microSDHC
+1080x2340 pixels5 times Higher resolution screen	vs	480x854 pixels
+395 PPI81% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	218 PPI
+6.53"45% Larger screen	vs	4.5"
+(quad camera) 48MP + 8MP + 2MP + 2MP11 times Higher resolution main camera	vs	(back) 5MP
+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness	vs	Not supported
+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas	vs	Not supported
+f/1.8 (aperture)56% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/2.8 (aperture)
+(front) 13MP6 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 2MP
+Full HD (1920x1080)125% More image quality for recording videos with the primary camera	vs	HD (1280x720)
+(front) Full HD (1920x1080)125% More image quality for recording videos with the secondary camera	vs	(front) HD (1280x720)
+Android 11Advantage Android 11 is newer and safer	vs	Android 5.1.1 Lollipop
+(4G LTE-A) 300 Mbps100% Faster for surfing the internet and download files	vs	(4G LTE) 150 Mbps
+CompassAdvantage Sensors help you use the device	vs	Not supported
+Face unlock 2DAdvantage Sensors help you use the device	vs	Not supported
+Fingerprint sensor (rear-mounted)Advantage Sensors help you use the device	vs	Not supported
+GyroscopeAdvantage Sensors help you use the device	vs	Not supported
+5020 mAh159% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	1940 mAh
+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.	vs	1 slot (Single-SIM) (dedicated slot)
+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos	vs	Not supported
+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster	vs	802.11 b/g/n [wifi4]
+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster	vs	4.1 + A2DP
+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.	vs	MicroUSB 2.0
+Gorilla Glass 5Advantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
+Water repellent nano-coating (don't immerse)Advantage Protection against water allows you talk to your friends in the rain, for example	vs	Not supported
199 grams (6.97 ounces)	vs	+113 grams (3.96 ounces)76% Lighter
LiPo: li-ion polymer (Non removable)	vs	+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily

23 Common items in both devices

8.9 millimeters (0.35 inches)

Plastic body, glass front

TFT IPS LCD

60Hz

16 million

LED flash

Only digital zoom

+16 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
	Redmi Note 9 (128GB/4GB)	LG Optimus Zone 3 (VS425PP)
Change model
Model	Redmi Note 9 (128GB/4GB)	Optimus Zone 3 (VS425PP)
Other model names	Mi Redmi Note 9 CX296VRD, CX296CIN, M2003J15SS/2003J15SC	Verizon LG Optimus Zone 3 VS425PP, LG K4 8GB Prepaid
Country or region available	Brazil, China, India	USA
Brand	Xiaomi	LG
Release date	5/12/2020, Announced: 4/30/2020	3/26/2016
Depth	8.9 millimeters (0.35 inches)	8.9 millimeters (0.35 inches)
Size (width x height)	77.2 x 162.3 millimeters (3.04 x 6.39 in)	66.7 x 131.9 millimeters (2.63 x 5.19 in)
Weight	199 grams (6.97 ounces)	113 grams (3.96 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
Protection against water and others	Water repellent nano-coating (don't immerse)	Not supported
📲 Display
	Redmi Note 9 (128GB/4GB)	LG Optimus Zone 3 (VS425PP)
Display type	TFT IPS LCD	TFT IPS LCD
Screen size	6.53" inches	4.5" inches
Screen-to-body ratio	~83.5% (screen-to-body ratio)	~63.4% (screen-to-body ratio)
Display resolution	1080x2340 pixels (19.5:9)	480x854 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	395 PPI	218 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 5	Not supported
Refresh rate	60Hz	60Hz
Display features	450nits[typ]	Not supported
🤖 Operating System
	Redmi Note 9 (128GB/4GB)	LG Optimus Zone 3 (VS425PP)
System version	Android 10	Android 5.1.1 Lollipop
Firmware update	Android 11	feature not registered
User Interface	MIUI 11 / 12	feature not registered
⚙️ Processor
	Redmi Note 9 (128GB/4GB)	LG Optimus Zone 3 (VS425PP)
Chipset	64bit: MediaTek Helio G85 (12nm)	32bit: Qualcomm Snapdragon 210 MSM8909 (28nm)
CPU	Octa-core, 2 processors: 2x 2GHz ARM-Cortex-A75 (Dual-core) 6x 1.8GHz ARM-Cortex-A55 (Hexa-core)	Quad-core, 1 processor: 4x 1.1GHz ARM Cortex-A7 (Quad-core)
GPU graphical controller	ARM Mali-G52 MC2 (1GHz)	Qualcomm Adreno 304
Performance (benchmark)	AnTuTu: 200451 (v8) Geekbench: 1292 (v5.1)	feature not registered
💽 Memory and storage
	Redmi Note 9 (128GB/4GB)	LG Optimus Zone 3 (VS425PP)
RAM memory	4GB LPDDR4X	1.5GB LPDDR3
Internal storage	128GB (106GB available) eMMC 5.1	8GB (3.88GB available)
External storage	Until 512GB microSD, microSDXC (dedicated slot)	Until 32GB microSD, microSDHC (dedicated slot)
📶 Mobile networks
	Redmi Note 9 (128GB/4GB)	LG Optimus Zone 3 (VS425PP)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Not supported
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	1 slot (Single-SIM) micro-SIM (3FF)
Maximum Download / Upload	300/150 Mbps	150/50 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 800/1900, GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1700/1900/2100	CDMA2000 1xEV-DO
Primary 4G network	LTE Cat7 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE	LTE Cat4 (Bands 2, 4, 5, 13)
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, LTE
Secondary 2G network	GSM 850/900/1800/1900	Not supported
Secondary 3G network	UMTS 850/900/1700/1900/2100	Not supported
Secondary 4G network	LTE Cat7 (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	Not supported
📷 Camera
	Redmi Note 9 (128GB/4GB)	LG Optimus Zone 3 (VS425PP)
Back camera (main camera)	(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	5 megapixels
Main camera resolution	8000x6000 pixels	2592x1944 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	HD (1280x720) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/1.8 (aperture)	f/2.8 (aperture)
Focal length	26mm (lens)	feature not registered
Sensor size	1/2" inches	feature not registered
Pixel size	0.8µm pixel	feature not registered
Autofocus	PDAF: phase detection autofocus	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	Supported	Not supported
HDR	HDR photo on both cameras	Not supported
Camera extras	feature not registered	feature not registered
📸 Front camera
	Redmi Note 9 (128GB/4GB)	LG Optimus Zone 3 (VS425PP)
Front camera (secondary)	13 megapixels	2 megapixels
Front camera resolution	4128x3096 pixels	1600x1200 pixels
Video recording (secondary)	Full HD (1920x1080)	HD (1280x720)
Front flash	Not supported	Not supported
Focal aperture	f/2.3 (aperture)	feature not registered
Focal length	29mm (lens)	feature not registered
Sensor size	1/3.06" inches	feature not registered
Pixel size	1.12µm pixel	feature not registered
🔉 Sound and multimedia
	Redmi Note 9 (128GB/4GB)	LG Optimus Zone 3 (VS425PP)
Loudspeaker	Mono sound (not stereo)	Supported
Active noise cancellation	2 microphones or more	1 microphone
Radio	FM	FM (RDS)
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.264, H.263, XviD
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, eAAC+, FLAC
🔌 Connectivity
	Redmi Note 9 (128GB/4GB)	LG Optimus Zone 3 (VS425PP)
USB	USB 2.0 Type-C, USB OTG On-The-Go	MicroUSB 2.0
Audio output	3.5mm jack	3.5mm jack
TV output	USB Type-C (reversible)	Not supported
Bluetooth	5.0 + A2DP/LE	4.1 + A2DP
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou	A-GPS, GeoTagging, GLONASS
NFC	Not supported	Not supported
Infrared port	Supported	Not supported
🧭 Sensors
	Redmi Note 9 (128GB/4GB)	LG Optimus Zone 3 (VS425PP)
Sensors	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Redmi Note 9 (128GB/4GB)	LG Optimus Zone 3 (VS425PP)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Removable) BL-49JH
Battery capacity	5020 mAh	1940 mAh
Charger, watts	18W Wired fast charging 9W Reverse charging by cable	Wired charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	33 hours (1.4 days)	10 hours
Standby	feature not registered	500 hours (20.8 days)
➕ Other features
	Redmi Note 9 (128GB/4GB)	LG Optimus Zone 3 (VS425PP)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder
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: Forest Green, Midnight Grey, Polar White • 22.5W charger (18W phone support)	• Colors: Black • Knock Code
☢️ Radiation rate
	Redmi Note 9 (128GB/4GB)	LG Optimus Zone 3 (VS425PP)
SAR 1.6W/kg (USA, Mexico, etc.)	0.84W/kg (head), 0.9W/kg (body)	0.18W/kg (head), 0.13W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	0.8W/kg (head), 1.14W/kg (body)	feature not registered