Sony Xperia U (ST25a) vs Sony Xperia XA1 Ultra (Dual G3226)

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Side by side comparison between Sony Xperia U vs Sony Xperia XA1 Ultra phones, differences, pros, cons and full specifications. What's the better?

9/2/2017 8:51 PM, updated: 11/10/2021 4:36 PM

Compare Sony Xperia XA1 Ultra 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)

25Points Sony Xperia XA1 Ultra (Dual G3226) Compare Sony Xperia U X

Specifications Compare Models Pictures

6"
IPS

1080x1920

23
MP

16mp

4GB
RAM

Octa-core

2700
mAh

(Non removable)

What's the better phone? Sony Xperia XA1 Ultra (Dual G3226)

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	25 Advantages Sony Xperia XA1 Ultra (Dual G3226)
+110 grams (3.85 ounces)71% Lighter	vs	188 grams (6.58 ounces)
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	Li-Ion: lithium-ion (Non removable)
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
1GHz 32bit Dual-core (45nm)	vs	+2.3GHz 64bit Octa-core3 times More powerful processor, you can open your applications faster
512MB LPDDR2	vs	+4GB LPDDR37 times More RAM memory. Typically more responsive and better for multitasking.
8GB (4GB available)	vs	+64GB (55GB available)13 times More internal storage for applications and files
Not supported	vs	+Until 256GB 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 LCD	vs	+TFT IPS LCDAdvantage TFT IPS LCD display is brighter and more vivid
480x854 pixels	vs	+1080x1920 pixels4 times Higher resolution screen
280 PPI	vs	+367 PPI31% Crisper display of text, images and videos because it has more pixels per inch (ppi)
3.5"	vs	+6"71% Larger screen
(back) 5MP	vs	+(back) 23MP4 times Higher resolution main camera
LED flash	vs	+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light
EIS: Digital stabilization	vs	+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
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) 16MP51 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) 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 7.0 NougatAdvantage Android 7.0 Nougat is newer and safer
3G HSUPA	vs	+4G LTE-AAdvantage The 4G LTE-A network is newer and faster
(3G HSUPA) 14.4 Mbps	vs	+(4G LTE-A) 300 Mbps20 times Faster for surfing the internet and download files
1320 mAh	vs	+2700 mAh105% 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) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.
2.1 + A2DP	vs	+4.2 + A2DPAdvantage Bluetooth 4.2 + 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	+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

19 Common items in both devices

16 million

Only digital zoom

Autofocus / PDAF: phase detection autofocus

Capacitive

Multitouch

Accelerometer

Ambient light sensor

+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)	Sony Xperia XA1 Ultra (Dual G3226)
Change model		Choose the model
Model	Xperia U (ST25a)	Xperia XA1 Ultra (Dual G3226)
Other model names	Sony Xperia U ST25, Sony Kumquat	Sony Xperia XA1 Ultra 64GB G3226 Dual-Sim, Sony Redwood DS
Country or region available	(Latin America), Brazil, Canada, USA	(Global, International), Brazil, China, Hong Kong, Taiwan
Brand	Sony	Sony
Release date	5/7/2012	5/1/2017
Depth	12 millimeters (0.47 inches)	8.1 millimeters (0.32 inches)
Size (width x height)	54 x 112 millimeters (2.13 x 4.41 in)	79 x 165 millimeters (3.11 x 6.5 in)
Weight	110 grams (3.85 ounces)	188 grams (6.58 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 XA1 Ultra (Dual G3226)
Display type	TFT LED-Backlit LCD	TFT IPS LCD
Screen size	3.5" inches	6" inches
Screen-to-body ratio	~55.8% (screen-to-body ratio)	~76.1% (screen-to-body ratio)
Display resolution	480x854 pixels (16:9)	1080x1920 pixels
Touchscreen	Capacitive Multitouch 4-points	Capacitive Multitouch 4-points
Pixel density (dot pitch)	280 PPI	367 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 XA1 Ultra (Dual G3226)
System version	Android 2.3.7 Gingerbread	Android 7.0 Nougat
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)	Sony Xperia XA1 Ultra (Dual G3226)
Chipset	32bit: ST-Ericsson NovaThor U8500 (45nm)	64bit: MediaTek MT6757 Helio P20 (16nm)
CPU	Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core)	Octa-core, 2 processors: 4x 2.3GHz ARM Cortex-A53 (Quad-core) 4x 1.6GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	ARM Mali-400 MP1	ARM Mali-T880 MP2 900Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Sony Xperia U (ST25a)	Sony Xperia XA1 Ultra (Dual G3226)
RAM memory	512MB LPDDR2	4GB LPDDR3
Internal storage	8GB (4GB available)	64GB (55GB available)
External storage	Not supported	Until 256GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Sony Xperia U (ST25a)	Sony Xperia XA1 Ultra (Dual G3226)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	1 slot (Single-SIM) Standard mini-SIM (2FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	14.4/5.76 Mbps	300/50 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 850/900/1900/2100
Primary 4G network	Not supported	LTE Cat6 700/850/900/1800/2100/2600 (Bands 1,3,5,7,8,28) TD-LTE 1900/2300/2500/2600 (Bands 38,39,40,41)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	GPRS, EDGE
📷 Camera
	Sony Xperia U (ST25a)	Sony Xperia XA1 Ultra (Dual G3226)
Back camera (main camera)	5 megapixels	23 megapixels
Main camera resolution	2592x1944 pixels	5520x4144 pixels
Video recording (primary)	HD (1280x720) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash on both cameras
Focal aperture	feature not registered	f/2.0 (aperture)
Focal length	feature not registered	24mm (lens)
Sensor size	feature not registered	1/2.3" inches
Pixel size	feature not registered	feature not registered
Autofocus	Autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	OIS: Optical stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Not supported
HDR	Not supported	HDR photo/video on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Sony Xperia U (ST25a)	Sony Xperia XA1 Ultra (Dual G3226)
Front camera (secondary)	0.3 megapixels	16 megapixels
Front camera resolution	640x480 pixels	4616x3464 pixels
Video recording (secondary)	VGA (640x480)	Full HD (1920x1080)
Front flash	Not supported	LED
Focal aperture	feature not registered	f/2.0 (aperture)
Focal length	feature not registered	23mm (lens)
Sensor size	feature not registered	1/2.6" inches
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	Sony Xperia U (ST25a)	Sony Xperia XA1 Ultra (Dual G3226)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM (RDS)	FM
TV	Not supported	Not supported
Video formats	MP4, H.263, H.264, WMV	MP4, H.265, H.264, H.263, XviD
Audio formats	MP3, eAAC+, WMA, WAV	MP3, WAV, OGG, eAAC+, FLAC
🔌 Connectivity
	Sony Xperia U (ST25a)	Sony Xperia XA1 Ultra (Dual G3226)
USB	MicroUSB 2.0, USB OTG On-The-Go	USB 2.0 Type-C reversible connector
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	2.1 + A2DP	4.2 + A2DP
WiFi	802.11 b/g/n [wifi4] (2.4GHz)	802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Supported	Not 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 XA1 Ultra (Dual G3226)
Sensors	Accelerometer Ambient light sensor Compass Proximity sensor	Accelerometer Ambient light sensor Compass Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Sony Xperia U (ST25a)	Sony Xperia XA1 Ultra (Dual G3226)
Battery type	Li-Ion: lithium-ion (Removable) BA600	Li-Ion: lithium-ion (Non removable)
Battery capacity	1320 mAh	2700 mAh
Charger, watts	Wired charging	Wired charging
Inductive / wireless charging	Not supported	feature not registered
Talk time autonomy	5.6 hours	16.3 hours
Standby	472 hours (19.7 days)	708 hours (29.5 days)
➕ Other features
	Sony Xperia U (ST25a)	Sony Xperia XA1 Ultra (Dual G3226)
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, 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: Black, White, Gold, Pink • USB OTG On-The-Go • Fast battery charging • Pump Express+ 2.0 • Exmor RS IMX-300 main camera • Exmor RS IMX-234 front camera
☢️ Radiation rate
	Sony Xperia U (ST25a)	Sony Xperia XA1 Ultra (Dual G3226)
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