Sony Xperia U (ST25a) vs Sony Xperia S (LT26i)

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

7/31/2012 9:11 AM, updated: 11/10/2021 4:36 PM

Compare Sony Xperia S X Sony Xperia U (ST25a) 02Points

Specifications Compare Models Pictures

3.5"
LED

480x854

5
MP

0.3mp

512MB
RAM

Dual-core

1320
mAh

(Removable)

19Points Sony Xperia S (LT26i) Compare Sony Xperia U X

Specifications Compare Models Pictures

4.3"
LED

720x1280

12
MP

1.3mp

1GB
RAM

Dual-core

1750
mAh

(Non removable)

What's the better phone? Sony Xperia S (LT26i)

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!

2 Advantages Sony Xperia U (ST25a)	vs	19 Advantages Sony Xperia S (LT26i)
+110 grams (3.85 ounces)31% Lighter	vs	144 grams (5.04 ounces)
+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	+1.5GHz 32bit Dual-core58% More powerful processor, you can open your applications faster
512MB LPDDR2	vs	+1GB LPDDR2100% More RAM memory. Typically more responsive and better for multitasking.
8GB (4GB available)	vs	+32GB (28GB available)6 times More internal storage for applications and files
12 millimeters (0.47 inches)	vs	+10.6 millimeters (0.42 inches)13% Thinner
480x854 pixels	vs	+720x1280 pixels125% Higher resolution screen
280 PPI	vs	+342 PPI22% Crisper display of text, images and videos because it has more pixels per inch (ppi)
3.5"	vs	+4.3"23% Larger screen
(back) 5MP	vs	+(back) 12MP138% Higher resolution main camera
(front) 0.3MP	vs	+(front) 1.3MP3 times Higher resolution secondary camera to take pictures and selfies
HD (1280x720)	vs	+Full HD (1920x1080)125% More image quality for recording videos with the primary camera
(front) VGA (640x480)	vs	+(front) HD (1280x720)2 times More image quality for recording videos with the secondary camera
Android 4.0.4 Ice Cream Sandwich ICS	vs	+Android 4.1.2 Jelly BeanAdvantage Android 4.1.2 Jelly Bean is newer and safer
3G HSUPA	vs	+3G+ HSPA+Advantage The 3G+ HSPA+ network is newer and faster
(3G HSUPA) 14.4 Mbps	vs	+(3G+ HSPA+) 21 Mbps46% Faster for surfing the internet and download files
Not supported	vs	+ANT+Advantage Sensors help you use the device
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
1320 mAh	vs	+1750 mAh33% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supported	vs	+Micro HDMI Type DAdvantage The TV-output lets you use your device on TV by cable
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely

21 Common items in both devices

TFT LED-Backlit LCD

16 million

LED flash

Only digital zoom

Autofocus

EIS: Digital stabilization

Capacitive

+14 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)	Sony Xperia S (LT26i)
Change model
Model	Xperia U (ST25a)	Xperia S (LT26i)
Other model names	Sony Xperia U ST25, Sony Kumquat	Sony Xperia S LT26, Sony Ericsson Arc HD, Sony Nozomi
Country or region available	(Latin America), Brazil, Canada, USA	(Global, International)
Brand	Sony	Sony
Release date	5/7/2012	2/1/2012
Depth	12 millimeters (0.47 inches)	10.6 millimeters (0.42 inches)
Size (width x height)	54 x 112 millimeters (2.13 x 4.41 in)	64 x 128 millimeters (2.52 x 5.04 in)
Weight	110 grams (3.85 ounces)	144 grams (5.04 ounces)
Build, materials	Plastic body, glass front	feature not registered
Protection against water and others	Not supported	Not supported
📲 Display
	Sony Xperia U (ST25a)	Sony Xperia S (LT26i)
Display type	TFT LED-Backlit LCD	TFT LED-Backlit LCD
Screen size	3.5" inches	4.3" inches
Screen-to-body ratio	~55.8% (screen-to-body ratio)	~62.2% (screen-to-body ratio)
Display resolution	480x854 pixels (16:9)	720x1280 pixels
Touchscreen	Capacitive Multitouch 4-points	Capacitive Multitouch 10-points
Pixel density (dot pitch)	280 PPI	342 PPI
Colors	16 million	16 million
Scratch-resistant glass	Scratch-resistant glass	Scratch-resistant glass
Refresh rate	60Hz	feature not registered
Display features	Not supported	feature not registered
🤖 Operating System
	Sony Xperia U (ST25a)	Sony Xperia S (LT26i)
System version	Android 2.3.7 Gingerbread	Android 2.3.7 Gingerbread
Firmware update	Android 4.0.4 Ice Cream Sandwich ICS	Android 4.1.2 Jelly Bean
User Interface	feature not registered	feature not registered
⚙️ Processor
	Sony Xperia U (ST25a)	Sony Xperia S (LT26i)
Chipset	32bit: ST-Ericsson NovaThor U8500 (45nm)	32bit: Qualcomm Snapdragon S3 MSM8260 (45nm)
CPU	Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core)	Dual-core, 1 processor: 2x 1.5GHz Scorpion (Dual-core)
GPU graphical controller	ARM Mali-400 MP1	Qualcomm Adreno 220
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Sony Xperia U (ST25a)	Sony Xperia S (LT26i)
RAM memory	512MB LPDDR2	1GB LPDDR2
Internal storage	8GB (4GB available)	32GB (28GB available)
External storage	Not supported	Not supported
📶 Mobile networks
	Sony Xperia U (ST25a)	Sony Xperia S (LT26i)
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	21/5.76 Mbps
Network technology	2G, 3G	2G, 3G
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 850/900/1900/2100
Primary 4G network	Not supported	Not supported
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
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)	Sony Xperia S (LT26i)
Back camera (main camera)	5 megapixels	12 megapixels
Main camera resolution	2592x1944 pixels	4000x3000 pixels
Video recording (primary)	HD (1280x720) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash
Focal aperture	feature not registered	f/2.4 (aperture)
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	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	Not supported	Not supported
Camera extras	feature not registered	feature not registered
📸 Front camera
	Sony Xperia U (ST25a)	Sony Xperia S (LT26i)
Front camera (secondary)	0.3 megapixels	1.3 megapixels
Front camera resolution	640x480 pixels	1280x1024 pixels
Video recording (secondary)	VGA (640x480)	HD (1280x720)
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)	Sony Xperia S (LT26i)
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, H.263, H.264, WMV
Audio formats	MP3, eAAC+, WMA, WAV	MP3, eAAC+, WMA, WAV
🔌 Connectivity
	Sony Xperia U (ST25a)	Sony Xperia S (LT26i)
USB	MicroUSB 2.0, USB OTG On-The-Go	MicroUSB 2.0, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Micro HDMI Type D
Bluetooth	2.1 + A2DP	2.1 + A2DP
WiFi	802.11 b/g/n [wifi4] (2.4GHz)	802.11 b/g/n [wifi4] (2.4GHz)
DLNA	Supported	Supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS
NFC	Not supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Sony Xperia U (ST25a)	Sony Xperia S (LT26i)
Sensors	Accelerometer Ambient light sensor Compass Proximity sensor	Accelerometer Ambient light sensor ANT+ Compass Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Sony Xperia U (ST25a)	Sony Xperia S (LT26i)
Battery type	Li-Ion: lithium-ion (Removable) BA600	LiPo: li-ion polymer (Non removable)
Battery capacity	1320 mAh	1750 mAh
Charger, watts	Wired charging	Wired charging
Inductive / wireless charging	Not supported	feature not registered
Talk time autonomy	5.6 hours	8.5 hours
Standby	472 hours (19.7 days)	420 hours (17.5 days)
➕ Other features
	Sony Xperia U (ST25a)	Sony Xperia S (LT26i)
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, Flash player
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: White, Black, Silver • Sony Mobile BRAVIA Engine • 3D surround sound • 3D sweep panorama • SE Timescape • WiFi hotspot • Use your phone as a remote control for Sony TV • Java framework
☢️ Radiation rate
	Sony Xperia U (ST25a)	Sony Xperia S (LT26i)
SAR 1.6W/kg (USA, Mexico, etc.)	1.09W/kg (head), 0.93W/kg (body)	1.31W/kg (head), 0.6W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	1.62W/kg (head)	1.3W/kg (head)