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Sony Xperia U (ST25i) vs Xiaomi Redmi Note 12 Pro 4G (Global 256GB)

Side by side comparison between Sony Xperia U vs Xiaomi Redmi Note 12 Pro 4G phones, differences, pros, cons and full specifications. What's the better?

,
3.5"
LED

480x854

5
MP

0.3mp

512MB
RAM

Dual-core

1320
mAh

(Removable)

vs
30Points Xiaomi Redmi Note 12 Pro 4G (Global 256GB) Compare Sony Xperia U X
6.67"
AMOLED

1080x2400

108
MP

16mp

8GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Xiaomi Redmi Note 12 Pro 4G (Global 256GB)

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!

Xperia U (ST25i)} 4 Advantages Sony Xperia U (ST25i) vs Redmi Note 12 Pro 4G (Global 256GB)} 30 Advantages Xiaomi Redmi Note 12 Pro 4G (Global 256GB)
+110 grams (3.85 ounces)84%
Lighter
vs202 grams (7.07 ounces)
+Li-Ion: lithium-ion (Removable)Advantage
Removable battery can be replaced easily
vsLiPo: li-ion polymer (Non removable)
+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
vsNot supported
+Scratch-resistant glassAdvantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
1GHz 32bit Dual-core (45nm)vs+2.3GHz 64bit Octa-core (8nm)3 times
More powerful processor, you can open your applications faster
512MB LPDDR2vs+8GB LPDDR4X15 times
More RAM memory. Typically more responsive and better for multitasking.
8GB (4GB available)vs+256GB (218GB available)54 times
More internal storage for applications and files
Not supportedvs+Until 1TB microSD, microSDXCAdvantage
More external storage for files using memory cards
12 millimeters (0.47 inches)vs+8.1 millimeters (0.32 inches)48%
Thinner
TFT LED-Backlit LCDvs+AMOLEDAdvantage
AMOLED display is brighter and more vivid
Not supportedvs+Dolby VisionAdvantage
The Dolby Vision display provides vibrant colors and more details
60Hzvs+120Hz100%
The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
480x854 pixelsvs+1080x2400 pixels5 times
Higher resolution screen
280 PPIvs+395 PPI41%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
3.5"vs+6.67"91%
Larger screen
(back) 5MPvs+(quad camera) 108MP + 8MP + 2MP + 2MP23 times
Higher resolution main camera
Not supportedvs+BSI sensorAdvantage
The BSI sensor allows the entry of more light generating photos with more detail and brightness
Not supportedvs+HDR photo on both camerasAdvantage
The HDR technology produced photos with more detail in dark areas
(front) 0.3MPvs+(front) 16MP51 times
Higher resolution secondary camera to take pictures and selfies
HD (1280x720)vs+4K UHD (3840x2160)8 times
More image quality for recording videos with the primary camera
(front) VGA (640x480)vs+(front) Full HD (1920x1080)6 times
More image quality for recording videos with the secondary camera
Android 4.0.4 Ice Cream Sandwich ICSvs+Android 12Advantage
Android 12 is newer and safer
3G HSUPAvs+4G LTE-AAdvantage
The 4G LTE-A network is newer and faster
(3G HSUPA) 14.4 Mbpsvs+(4G LTE-A) 800 Mbps55 times
Faster for surfing the internet and download files
Not supportedvs+Face unlockAdvantage
Sensors help you use the device
Not supportedvs+Fingerprint sensor (side-mounted)Advantage
Sensors help you use the device
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
1320 mAhvs+5000 mAh3 times
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
1 slot (Single-SIM)vs+2 slots (Dual-SIM)
(hybrid slot/shares the same microSD slot)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 [wifi5]Advantage
WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
2.1 + A2DPvs+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster
Not supportedvs+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
MicroUSB 2.0, USB OTG On-The-Govs+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
HTML, XHTML, Flash playervs+HTML, XHTML, HTML5Advantage
Better sites viewing on the internet

20 Common items in both devices
Plastic body, glass front
16 million
LED flash
Only digital zoom
Autofocus / PDAF: phase detection autofocus
EIS: Digital stabilization
Capacitive
+13 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 Clear highlight

๐Ÿ“ฑ Model features

Sony Xperia U (ST25i)Redmi Note 12 Pro 4G (Global 256GB)
ModelXperia U (ST25i)Redmi Note 12 Pro 4G (Global 256GB)
Other model namesSony Xperia U ST25, Sony KumquatRedmi Note 12 Pro 4G 2209116AG
Country or region available(Global, International)
(Global, International)
(Global, International)
(Global, International)
BrandSonyXiaomi
Release date5/7/2012, Announced: 2/1/20124/11/2023, Announced: 3/3/2023
Depth12 millimeters (0.47 inches)8.1 millimeters (0.32 inches)
Size (width x height)54 x 112 millimeters (2.13 x 4.41 in)76.1 x 164.2 millimeters (3 x 6.46 in)
Weight110 grams (3.85 ounces)202 grams (7.07 ounces)
Build, materialsPlastic body, glass frontPlastic body, glass front
Protection against water and othersNot supportedNot supported

๐Ÿ“ฒ Display

Sony Xperia U (ST25i)Redmi Note 12 Pro 4G (Global 256GB)
Display typeTFT LED-Backlit LCDAMOLED
Screen size3.5" inches6.67" inches
Screen-to-body ratio~55.8% (screen-to-body ratio)~86% (screen-to-body ratio)
Display resolution480x854 pixels (16:9)1080x2400 pixels (20:9)
TouchscreenCapacitive Multitouch 4-pointsCapacitive Multitouch 10-points
Pixel density (dot pitch)280 PPI395 PPI
Colors16 million16 million
Scratch-resistant glassScratch-resistant glassNot supported
Refresh rate60Hz120Hz
Display featuresNot supported700nits[typ], 1100nits[peak]
Dolby Vision

๐Ÿค– Operating System

Sony Xperia U (ST25i)Redmi Note 12 Pro 4G (Global 256GB)
System versionAndroid 2.3.7 GingerbreadAndroid 11
Firmware updateAndroid 4.0.4 Ice Cream Sandwich ICSAndroid 12
User Interfacefeature not registeredMIUI 13 / 14

โš™๏ธ Processor

Sony Xperia U (ST25i)Redmi Note 12 Pro 4G (Global 256GB)
Chipset32bit: ST-Ericsson NovaThor U8500 (45nm)64bit: Qualcomm Snapdragon 732G (SM7150-AC) (8nm)
CPUDual-core, 1 processor:
2x 1GHz ARM Cortex-A9 (Dual-core)
Octa-core, 2 processors:
2x 2.3GHz Kryo 470 Gold (Dual-core)
6x 1.8GHz Kryo 470 Silver (Hexa-core)
GPU graphical controllerARM Mali-400 MP1Qualcomm Adreno 618
Performance (benchmark)feature not registeredAnTuTu: 354872 (v9)

๐Ÿ’ฝ Memory and storage

Sony Xperia U (ST25i)Redmi Note 12 Pro 4G (Global 256GB)
RAM memory512MB LPDDR28GB LPDDR4X
Internal storage8GB (4GB available)256GB (218GB available)
UFS 2.2
External storageNot supportedUntil 1TB microSD, microSDXC
(hybrid slot/shares the same SIM-2 slot)

๐Ÿ“ถ Mobile networks

Sony Xperia U (ST25i)Redmi Note 12 Pro 4G (Global 256GB)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
(hybrid slot/shares the same microSD slot)
SIM card1 slot (Single-SIM)
Standard mini-SIM (2FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload14.4/5.76 Mbps800/150 Mbps
Network technology2G, 3G2G, 3G, 4G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkNot supportedLTE Cat15 (1, 2, 3, 4, 5, 7, 8, 20, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPAGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedUMTS 850/900/1700/1900/2100
Secondary 4G networkNot supportedLTE Cat15 (1, 2, 3, 4, 5, 7, 8, 20, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
Secondary data networkNot supportedGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A

๐Ÿ“ท Camera

Sony Xperia U (ST25i)Redmi Note 12 Pro 4G (Global 256GB)
Back camera (main camera)5 megapixels(quad camera)
108 megapixels
8MP ultrawide 120ยฐ
2MP macro f/2.4
2MP depth f/2.4
Main camera resolution2592x1944 pixels12000x9000 pixels
Video recording (primary)HD (1280x720) 30 fps4K UHD (3840x2160) 30 fps
FlashLED flashLED flash
Focal aperturefeature not registeredf/1.9 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registered1/1.52" inches
Pixel sizefeature not registered0.7ยตm pixel
AutofocusAutofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedSupported
HDRNot supportedHDR photo on both cameras
Camera extrasfeature not registered4K@30fps
1080p@30/60fps
720p@30fps

๐Ÿ“ธ Front camera

Sony Xperia U (ST25i)Redmi Note 12 Pro 4G (Global 256GB)
Front camera (secondary)0.3 megapixels16 megapixels
Front camera resolution640x480 pixels4608x3456 pixels
Video recording (secondary)VGA (640x480)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturefeature not registeredf/2.4 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered

๐Ÿ”‰ Sound and multimedia

Sony Xperia U (ST25i)Redmi Note 12 Pro 4G (Global 256GB)
LoudspeakerSupportedStereo sound with dual speakers
Dolby Atmos
Active noise cancellation2 microphones or more2 microphones or more
RadioFM (RDS)FM
TVNot supportedNot supported
Video formatsMP4, H.263, H.264, WMVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, eAAC+, WMA, WAVMP3, WAV, WMA, eAAC+, FLAC

๐Ÿ”Œ Connectivity

Sony Xperia U (ST25i)Redmi Note 12 Pro 4G (Global 256GB)
USBMicroUSB 2.0, USB OTG On-The-GoUSB 2.0 Type-C, USB OTG On-The-Go
Audio output3.5mm jack3.5mm jack
TV outputNot supportedUSB Type-C (reversible)
Bluetooth2.1 + A2DP5.0 + A2DP/LE
WiFi802.11 b/g/n [wifi4] (2.4GHz)802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNASupportedNot supported
GPSA-GPS, GeoTaggingA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCNot supportedSupported
Infrared portNot supportedSupported

๐Ÿงญ Sensors

Sony Xperia U (ST25i)Redmi Note 12 Pro 4G (Global 256GB)
SensorsAccelerometer
Ambient light sensor
Compass
Proximity sensor
Accelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (side-mounted)
Gyroscope
Proximity sensor
Vibrating alertSupportedSupported

๐Ÿ”‹ Battery

Sony Xperia U (ST25i)Redmi Note 12 Pro 4G (Global 256GB)
Battery typeLi-Ion: lithium-ion (Removable)
BA600
LiPo: li-ion polymer (Non removable)
Battery capacity1320 mAh5000 mAh
Charger, wattsWired charging67W Wired fast charging
Inductive / wireless chargingNot supportedNot supported
Talk time autonomy5.6 hoursfeature not registered
Standby472 hours (19.7 days)feature not registered

โž• Other features

Sony Xperia U (ST25i)Redmi Note 12 Pro 4G (Global 256GB)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, Flash playerHTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneousโ€ข Colors: Black, White
โ€ข Exchangeable bottom caps: White, Black, Pink, Yellow
โ€ข Sony Reality Display
โ€ข Sony Mobile BRAVIA Engine
โ€ข xLoud
โ€ข 3D surround sound
โ€ข WiFi hotspot
โ€ข Java framework
โ€ข Colors: Graphite Gray, Polar White, Star Blue, Ice blue

โ˜ข๏ธ Radiation rate

Sony Xperia U (ST25i)Redmi Note 12 Pro 4G (Global 256GB)
SAR 1.6W/kg (USA, Mexico, etc.)1.09W/kg (head), 0.93W/kg (body)feature not registered
SAR 2W/kg (Europe, UK, etc.)1.62W/kg (head)feature not registered
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