Sony Xperia U (ST25a) vs LG G Flex (D956)

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Side by side comparison between Sony Xperia U vs LG G Flex phones, differences, pros, cons and full specifications. What's the better?

10/21/2014 9:13 AM, updated: 11/10/2021 4:36 PM

Compare LG G Flex X Sony Xperia U (ST25a) 03Points

Specifications Compare Models Pictures

3.5"
LED

480x854

5
MP

0.3mp

512MB
RAM

Dual-core

1320
mAh

(Removable)

24Points LG G Flex (D956) Compare Sony Xperia U X

Specifications Compare Models Pictures

6"
POLED

720x1280

13
MP

2.1mp

2GB
RAM

Quad-core

3500
mAh

(Non removable)

What's the better phone? LG G Flex (D956)

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!

3 Advantages Sony Xperia U (ST25a)	vs	24 Advantages LG G Flex (D956)
+110 grams (3.85 ounces)61% Lighter	vs	177 grams (6.2 ounces)
+280 PPI14% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	245 PPI
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	LiPo: li-ion polymer (Non removable)
1GHz 32bit Dual-core (45nm)	vs	+2.26GHz 32bit Quad-core177% More powerful processor, you can open your applications faster
512MB LPDDR2	vs	+2GB LPDDR33 times More RAM memory. Typically more responsive and better for multitasking.
8GB (4GB available)	vs	+32GB (25GB available)5 times More internal storage for applications and files
12 millimeters (0.47 inches)	vs	+8.7 millimeters (0.34 inches)38% Thinner
TFT LED-Backlit LCD	vs	+P-OLEDAdvantage P-OLED display is brighter and more vivid
480x854 pixels	vs	+720x1280 pixels125% Higher resolution screen
3.5"	vs	+6"71% Larger screen
(back) 5MP	vs	+(back) 13MP154% 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
Not supported	vs	+HDR photo/video only main cameraAdvantage The HDR technology produced photos with more detail in dark areas
(front) 0.3MP	vs	+(front) 2.1MP6 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 ICS	vs	+Android 4.2.2 Jelly BeanAdvantage Android 4.2.2 Jelly Bean is newer and safer
3G HSUPA	vs	+4G LTEAdvantage The 4G LTE network is newer and faster
(3G HSUPA) 14.4 Mbps	vs	+(4G LTE) 150 Mbps9 times Faster for surfing the internet and download files
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
1320 mAh	vs	+3500 mAh165% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supported	vs	+Micro-B USB SlimPortAdvantage The TV-output lets you use your device on TV by cable
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 + A2DP	vs	+4.0 + A2DPAdvantage Bluetooth 4.0 + A2DP is newer and faster
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely
MicroUSB 2.0, USB OTG On-The-Go	vs	+MicroUSB 3.0Advantage Newer and faster USB version for transferring photos, mp3 or data.
HTML, XHTML, Flash player	vs	+HTML, XHTML, HTML5Advantage Better sites viewing on the internet

19 Common items in both devices

16 million

LED flash

Only digital zoom

Autofocus

Capacitive

Multitouch

Accelerometer

+12 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
	Sony Xperia U (ST25a)	LG G Flex (D956)
Change model		Choose the model
Model	Xperia U (ST25a)	LG G Flex (D956)
Other model names	Sony Xperia U ST25, Sony Kumquat	LG G Flex D956 LTE, LG Flex, LG D956 for Brazil
Country or region available	(Latin America), Brazil, Canada, USA	(Latin America), Brazil
Brand	Sony	LG
Release date	5/7/2012	2/1/2014
Depth	12 millimeters (0.47 inches)	8.7 millimeters (0.34 inches)
Size (width x height)	54 x 112 millimeters (2.13 x 4.41 in)	81.6 x 160.5 millimeters (3.21 x 6.32 in)
Weight	110 grams (3.85 ounces)	177 grams (6.2 ounces)
Build, materials	Plastic body, glass front	feature not registered
Protection against water and others	Not supported	Not supported
📲 Display
	Sony Xperia U (ST25a)	LG G Flex (D956)
Display type	TFT LED-Backlit LCD	P-OLED
Screen size	3.5" inches	6" inches
Screen-to-body ratio	~55.8% (screen-to-body ratio)	~75.8% (screen-to-body ratio)
Display resolution	480x854 pixels (16:9)	720x1280 pixels
Touchscreen	Capacitive Multitouch 4-points	Capacitive Multitouch
Pixel density (dot pitch)	280 PPI	245 PPI
Colors	16 million	16 million
Scratch-resistant glass	Scratch-resistant glass	Gorilla Glass 2
Refresh rate	60Hz	feature not registered
Display features	Not supported	feature not registered
🤖 Operating System
	Sony Xperia U (ST25a)	LG G Flex (D956)
System version	Android 2.3.7 Gingerbread	Android 4.2.2 Jelly Bean
Firmware update	Android 4.0.4 Ice Cream Sandwich ICS	feature not registered
User Interface	feature not registered	feature not registered
⚙️ Processor
	Sony Xperia U (ST25a)	LG G Flex (D956)
Chipset	32bit: ST-Ericsson NovaThor U8500 (45nm)	32bit: Qualcomm Snapdragon 800 MSM8974A
CPU	Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core)	Quad-core, 1 processor: 4x 2.26GHz Krait 400 (Quad-core)
GPU graphical controller	ARM Mali-400 MP1	Qualcomm Adreno 330
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Sony Xperia U (ST25a)	LG G Flex (D956)
RAM memory	512MB LPDDR2	2GB LPDDR3
Internal storage	8GB (4GB available)	32GB (25GB available)
External storage	Not supported	Not supported
📶 Mobile networks
	Sony Xperia U (ST25a)	LG G Flex (D956)
Dual-SIM	Not supported	Not supported
SIM card	1 slot (Single-SIM) Standard mini-SIM (2FF)	1 slot (Single-SIM) micro-SIM (3FF)
Maximum Download / Upload	14.4/5.76 Mbps	150/50 Mbps
Network technology	2G, 3G	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 850/1900/2100	UMTS 850/2100
Primary 4G network	Not supported	LTE Cat4 2600
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA	GPRS, EDGE, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, LTE
Secondary 2G network	Not supported	Not supported
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	Not supported
📷 Camera
	Sony Xperia U (ST25a)	LG G Flex (D956)
Back camera (main camera)	5 megapixels	13 megapixels
Main camera resolution	2592x1944 pixels	4128x3096 pixels
Video recording (primary)	HD (1280x720) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	LED flash
Focal aperture	feature not registered	feature not registered
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
Autofocus	Autofocus	Autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	feature not registered
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Supported
HDR	Not supported	HDR photo/video only main camera
Camera extras	feature not registered	feature not registered
📸 Front camera
	Sony Xperia U (ST25a)	LG G Flex (D956)
Front camera (secondary)	0.3 megapixels	2.1 megapixels
Front camera resolution	640x480 pixels	1920x1080 pixels
Video recording (secondary)	VGA (640x480)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	feature not registered
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	Sony Xperia U (ST25a)	LG G Flex (D956)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM (RDS)	FM (RDS)
TV	Not supported	Not supported
Video formats	MP4, H.263, H.264, WMV	MP4, DivX, XviD, H.264, H.263, WMV
Audio formats	MP3, eAAC+, WMA, WAV	MP3, WAV, WMA, eAAC+, AC3, FLAC
🔌 Connectivity
	Sony Xperia U (ST25a)	LG G Flex (D956)
USB	MicroUSB 2.0, USB OTG On-The-Go	MicroUSB 3.0
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Micro-B USB SlimPort
Bluetooth	2.1 + A2DP	4.0 + A2DP
WiFi	802.11 b/g/n [wifi4] (2.4GHz)	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot
DLNA	Supported	Supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS
NFC	Not supported	Supported
Infrared port	Not supported	Supported
🧭 Sensors
	Sony Xperia U (ST25a)	LG G Flex (D956)
Sensors	Accelerometer Ambient light sensor Compass Proximity sensor	Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Sony Xperia U (ST25a)	LG G Flex (D956)
Battery type	Li-Ion: lithium-ion (Removable) BA600	LiPo: li-ion polymer (Non removable)
Battery capacity	1320 mAh	3500 mAh
Charger, watts	Wired charging	Wired charging
Inductive / wireless charging	Not supported	feature not registered
Talk time autonomy	5.6 hours	15 hours
Standby	472 hours (19.7 days)	700 hours (29.2 days)
➕ Other features
	Sony Xperia U (ST25a)	LG G Flex (D956)
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, White • Exchangeable bottom caps: White, Black, Pink, Yellow • Sony Reality Display • Sony Mobile BRAVIA Engine • xLoud • 3D surround sound • WiFi hotspot • Java framework	• Colors: Titan silver • Curved body and display • Self-healing back panel coating • USB On-The-Go 1.3 • Dolby mobile sound enhancement • Java framework
☢️ Radiation rate
	Sony Xperia U (ST25a)	LG G Flex (D956)
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)	0.36W/kg (head), 0.16W/kg (body)