LG Optimus 3D Max (P725) vs Xiaomi 15 (China 512GB/16GB)

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Side by side comparison between LG Optimus 3D Max vs Xiaomi 15 phones, differences, pros, cons and full specifications. What's the better?

5/20/2025 6:05 PM, updated: 5/20/2025 6:20 PM

Compare Xiaomi 15 X LG Optimus 3D Max (P725) 06Points

Specifications Compare Models Pictures

4.3"
IPS

480x800

5
MP

0.3mp

1GB
RAM

Dual-core

1520
mAh

(Removable)

35Points Xiaomi 15 (China 512GB/16GB) Compare LG Optimus 3D Max X

Specifications Compare Models Pictures

6.36"
AMOLED

1200x2670

50
MP

32mp

16GB
RAM

Octa-core

5400
mAh

(Non removable)

What's the better phone? Xiaomi 15 (China 512GB/16GB)

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!

6 Advantages LG Optimus 3D Max (P725)	vs	35 Advantages Xiaomi 15 (China 512GB/16GB)
+Until 32GB microSD, microSDHCAdvantage More external storage for files using memory cards	vs	Not supported
+148 grams (5.18 ounces)30% Lighter	vs	192 grams (6.72 ounces)
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	Li-Si: lithium-silicon (Non removable)
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C reversible connector
+FM (RDS)Advantage The radio lets you listen to your songs and sports in general	vs	Not supported
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
1.2GHz 32bit Dual-core (45nm)	vs	+4.32GHz 64bit Octa-core (3nm)6 times More powerful processor, you can open your applications faster
1GB LPDDR2	vs	+16GB LPDDR5X15 times More RAM memory. Typically more responsive and better for multitasking.
8GB (5GB available)	vs	+512GB (458GB available)91 times More internal storage for applications and files
9.6 millimeters (0.38 inches)	vs	+8.4 millimeters (0.33 inches)14% Thinner
Plastic body, glass front	vs	+Aluminum body, glass frontAdvantage More resistant material
TFT NOVA IPS	vs	+LTPO AMOLEDAdvantage LTPO AMOLED display is brighter and more vivid
Not supported	vs	+Dolby Vision/HDR10+Advantage The Dolby Vision/HDR10+ display provides vibrant colors and more details
60Hz	vs	+120Hz100% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
16 million	vs	+68 billion4249 times More colors on the screen is better quality images and videos
480x800 pixels	vs	+1200x2670 pixels7 times Higher resolution screen
217 PPI	vs	+460 PPI112% Crisper display of text, images and videos because it has more pixels per inch (ppi)
4.3"	vs	+6.36"48% Larger screen
(dual camera) 5MP + 5MP	vs	+(triple camera) 50MP + 50MP + 50MP14 times Higher resolution main camera
LED flash	vs	+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light
Only digital zoom	vs	+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures
EIS: Digital stabilization	vs	+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
Not supported	vs	+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness
Not supported	vs	+HDR photo/video on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
(front) 0.3MP	vs	+(front) 32MP103 times Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)	vs	+8K UHD (7680x4320)15 times More image quality for recording videos with the primary camera
Android 2.3.7 Gingerbread	vs	+Android 15Advantage Android 15 is newer and safer
3G+ HSPA+	vs	+5G Sub6Advantage The 5G Sub6 network is newer and faster
(3G+ HSPA+) 21 Mbps	vs	+(5G Sub6) 3000 Mbps142 times Faster for surfing the internet and download files
Not supported	vs	+BarometerAdvantage Sensors help you use the device
Not supported	vs	+Face unlock 2DAdvantage Sensors help you use the device
Not supported	vs	+Fingerprint sensor (under display)Advantage Sensors help you use the device
1520 mAh	vs	+5400 mAh3 times Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supported	vs	+Qi Wireless charging (Qi/WPC)Advantage Wireless charging is another way to charge the battery.
1 slot (Single-SIM) (dedicated slot)	vs	+2 slots (Dual-SIM) + e-SIM (Eletronic)Advantage You can have more mobile carriers/operators on the same device.
802.11 b/g/n [wifi4]	vs	+802.11 a/b/g/n/ac/ax/be [wifi7/6E/6]Advantage WiFi 802.11 a/b/g/n/ac/ax/be [wifi7/6E/6] is newer and faster
3.0 + A2DP	vs	+6.0 + A2DP/LEAdvantage Bluetooth 6.0 + A2DP/LE is newer and faster
MicroUSB 2.0	vs	+USB 3.2 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.
MicroUSB 2.0	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.
HTML, XHTML, Flash player	vs	+HTML, XHTML, HTML5Advantage Better sites viewing on the internet
Not supported	vs	+IP68 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

15 Common items in both devices

Autofocus / PDAF: phase detection autofocus

Capacitive

Multitouch

Accelerometer

Ambient light sensor

Compass

Gyroscope

+8 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 Optimus 3D Max (P725)	Xiaomi 15 (China 512GB/16GB)
Change model		Choose the model
Model	Optimus 3D Max (P725)	Xiaomi 15 (China 512GB/16GB)
Other model names	LG Optimus 3D Max, LGP725, LG-P725, LG CX2	Xiaomi 15 24129PN74C
Country or region available	South Africa, Kazakhstan, China, Philippines, Hong Kong, India, Iran, Russia, Singapore, Thailand, Ukraine, Vietnam	China
Brand	LG	Xiaomi
Release date	4/23/2012	10/29/2024
Depth	9.6 millimeters (0.38 inches)	8.4 millimeters (0.33 inches)
Size (width x height)	67.4 x 126.8 millimeters (2.65 x 4.99 in)	71.2 x 152.3 millimeters (2.8 x 6 in)
Weight	148 grams (5.18 ounces)	192 grams (6.72 ounces)
Build, materials	Plastic body, glass front	Aluminum body, glass front
Protection against water and others	Not supported	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant
📲 Display
	LG Optimus 3D Max (P725)	Xiaomi 15 (China 512GB/16GB)
Display type	TFT NOVA IPS	LTPO AMOLED
Screen size	4.3" inches	6.36" inches
Screen-to-body ratio	~61.6% (screen-to-body ratio)	~90% (screen-to-body ratio)
Display resolution	480x800 pixels	1200x2670 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 10-points
Pixel density (dot pitch)	217 PPI	460 PPI
Colors	16 million	68 billion
Scratch-resistant glass	Gorilla Glass 2	Dragon Crystal Glass
Refresh rate	60Hz	120Hz
Display features	Not supported	3200nits[peak] Dolby Vision/HDR10+ Touch Sampling Rate: 300Hz
🤖 Operating System
	LG Optimus 3D Max (P725)	Xiaomi 15 (China 512GB/16GB)
System version	Android 2.3.7 Gingerbread	Android 15
Firmware update	feature not registered	feature not registered
User Interface	feature not registered	HyperOS 2
⚙️ Processor
	LG Optimus 3D Max (P725)	Xiaomi 15 (China 512GB/16GB)
Chipset	32bit: Texas Instruments OMAP 4430 (45nm)	64bit: Qualcomm Snapdragon 8 Elite (SM8750-AB) (3nm)
CPU	Dual-core, 1 processor: 2x 1.2GHz ARM Cortex-A9 (Dual-core)	Octa-core, 2 processors: 2x 4.32GHz Oryon V2 Phoenix L (Dual-core) 6x 3.53GHz Oryon V2 Phoenix M (Hexa-core)
GPU graphical controller	PowerVR SGX540 MP1 (365MHz)	Qualcomm Adreno 830 (1100MHz)
Performance (benchmark)	feature not registered	AnTuTu: 2534643 (v10) Geekbench: 9419 (v6)
💽 Memory and storage
	LG Optimus 3D Max (P725)	Xiaomi 15 (China 512GB/16GB)
RAM memory	1GB LPDDR2	16GB LPDDR5X
Internal storage	8GB (5GB available)	512GB (458GB available) UFS 4.0
External storage	Until 32GB microSD, microSDHC (dedicated slot)	Not supported
📶 Mobile networks
	LG Optimus 3D Max (P725)	Xiaomi 15 (China 512GB/16GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card
SIM card	1 slot (Single-SIM) Standard mini-SIM (2FF)	2 slots (Dual-SIM) nano-SIM (4FF) + e-SIM
Maximum Download / Upload	21/5.76 Mbps	3000/1024 Mbps
Network technology	2G, 3G	2G, 3G, 4G, 5G
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 900/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	Not supported	LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42, 48) VoLTE
Primary 5G network	Not supported	SA/NSA/Sub6 (1, 2, 3, 5, 12, 20, 26, 28, 38, 40, 41, 48, 66, 77, 78, 80, 81, 83, 84, 89)
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
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 Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42, 48) VoLTE
Secondary data network	Not supported	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
📷 Camera
	LG Optimus 3D Max (P725)	Xiaomi 15 (China 512GB/16GB)
Back camera (main camera)	(dual camera) 5 megapixels 5MP 3D AF	(triple camera) 50 megapixels 50MP telephoto f/2.060mm1/2.76"0.64µmPDAFOIS2.6x-optical-zoom 50MP ultrawide f/2.214mm115°1/2.76"0.64µm
Main camera resolution	2592x1944 pixels	8160x6120 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	8K UHD (7680x4320) 30 fps
Flash	LED flash	Dual-LED flash
Focal aperture	feature not registered	f/1.6 (aperture)
Focal length	feature not registered	23mm (lens)
Sensor size	feature not registered	1/1.31" inches
Pixel size	feature not registered	1.2µm pixel
Autofocus	Autofocus	PDAF: phase detection autofocus
Touch focus	Not supported	Supported
Image stabilization	EIS: Digital stabilization	OIS: Optical stabilization
Zoom	Only digital zoom	Digital and optical zoom
Face/smile detection	Face detection	Face detection, Smile detection
BSI sensor	Not supported	Supported
HDR	Not supported	HDR photo/video on both cameras
Camera extras	feature not registered	8K@24/30fps (HDR) 4K@24/30/60fps (HDR10+, 10-bit Dolby Vision HDR, 10-bit LOG) 1080p@30/60/120/240/960fps 720p@1920fps Leica Summilux
📸 Front camera
	LG Optimus 3D Max (P725)	Xiaomi 15 (China 512GB/16GB)
Front camera (secondary)	0.3 megapixels	32 megapixels
Front camera resolution	640x480 pixels	6528x4896 pixels
Video recording (secondary)	Not supported	4K UHD (3840x2160)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	f/2.0 (aperture)
Focal length	feature not registered	21mm (lens)
Sensor size	feature not registered	1/3.14" inches
Pixel size	feature not registered	0.7µm pixel
🔉 Sound and multimedia
	LG Optimus 3D Max (P725)	Xiaomi 15 (China 512GB/16GB)
Loudspeaker	Supported	Stereo sound 24-bit/192kHz Dolby Atmos Hi-Res
Active noise cancellation	2 microphones or more	4 microphones
Radio	FM (RDS)	Not supported
TV	Not supported	Not supported
Video formats	MP4, DivX, XviD, H.264, H.263, WMV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	LG Optimus 3D Max (P725)	Xiaomi 15 (China 512GB/16GB)
USB	MicroUSB 2.0	USB 3.2 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	Type-C reversible connector
TV output	Micro-B USB MHL	USB Type-C (reversible)
Bluetooth	3.0 + A2DP	6.0 + A2DP/LE
WiFi	802.11 b/g/n [wifi4] (2.4GHz)	802.11 a/b/g/n/ac/ax/be [wifi7/6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot
DLNA	Supported	Not supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFC	Supported	Supported
Infrared port	Not supported	Supported
🧭 Sensors
	LG Optimus 3D Max (P725)	Xiaomi 15 (China 512GB/16GB)
Sensors	Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor	Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	LG Optimus 3D Max (P725)	Xiaomi 15 (China 512GB/16GB)
Battery type	Li-Ion: lithium-ion (Removable)	Li-Si: lithium-silicon (Non removable)
Battery capacity	1520 mAh	5400 mAh
Charger, watts	Wired charging	90W Wired fast charging Reverse charging by cable Quick Charge 3+ USB Power Delivery 3.0
Inductive / wireless charging	Not supported	50W Qi Wireless charging (Qi/WPC) 10W Reverse wireless charging
Talk time autonomy	3 hours	feature not registered
Standby	330 hours (13.8 days)	feature not registered
➕ Other features
	LG Optimus 3D Max (P725)	Xiaomi 15 (China 512GB/16GB)
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, Flash player	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Black • LG Optimus UI • 3D display with 600 nits brightness • 720p@30fps 3D video capture • WiFi hotspot • Java framework	• Colors: Black, White, Green, Lilac, Liquid Silver • Xiaomi HyperAI
☢️ Radiation rate
	LG Optimus 3D Max (P725)	Xiaomi 15 (China 512GB/16GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.692W/kg (head), 0.836W/kg (body)	0.99W/kg (head), 1W/kg (body)