Sony Xperia U (ST25a) vs Samsung Galaxy Ace 4 (SM-G310A)

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Side by side comparison between Sony Xperia U vs Samsung Galaxy Ace 4 phones, differences, pros, cons and full specifications. What's the better?

9/18/2014 8:19 PM, updated: 11/10/2021 4:36 PM

Compare Samsung Galaxy Ace 4 X Sony Xperia U (ST25a) 09Points

Specifications Compare Models Pictures

3.5"
LED

480x854

5
MP

0.3mp

512MB
RAM

Dual-core

1320
mAh

(Removable)

11Points Samsung Galaxy Ace 4 (SM-G310A) Compare Sony Xperia U X

Specifications Compare Models Pictures

4"
TFT

480x800

5
MP

0.3mp

1GB
RAM

Dual-core

1800
mAh

(Removable)

What's the better phone? Samsung Galaxy Ace 4 (SM-G310A)

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!

9 Advantages Sony Xperia U (ST25a)	vs	11 Advantages Samsung Galaxy Ace 4 (SM-G310A)
+8GB (4GB available)100% More internal storage for applications and files	vs	4GB (2GB available)
+110 grams (3.85 ounces)18% Lighter	vs	130 grams (4.55 ounces)
+TFT LED-Backlit LCDAdvantage TFT LED-Backlit LCD display is brighter and more vivid	vs	TFT LCD
+480x854 pixels7% Higher resolution screen	vs	480x800 pixels
+280 PPI20% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	233 PPI
+Ambient light sensorAdvantage Sensors help you use the device	vs	Not supported
+CompassAdvantage Sensors help you use the device	vs	Not supported
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
+Scratch-resistant glassAdvantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
512MB LPDDR2	vs	+1GB LPDDR2100% More RAM memory. Typically more responsive and better for multitasking.
Not supported	vs	+Until 64GB microSD, microSDXCAdvantage More external storage for files using memory cards
12 millimeters (0.47 inches)	vs	+10.8 millimeters (0.43 inches)11% Thinner
3.5"	vs	+4"14% Larger screen
Not supported	vs	+HDR photo only main cameraAdvantage The HDR technology produced photos with more detail in dark areas
Android 4.0.4 Ice Cream Sandwich ICS	vs	+Android 4.4.2 KitKatAdvantage Android 4.4.2 KitKat 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
1320 mAh	vs	+1800 mAh36% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
2.1 + A2DP	vs	+4.0 + A2DPAdvantage Bluetooth 4.0 + A2DP is newer and faster
HTML, XHTML, Flash player	vs	+HTML, XHTML, HTML5Advantage Better sites viewing on the internet

19 Common items in both devices

1GHz 32bit Dual-core (45nm)

16 million

(back) 5MP

LED flash

Only digital zoom

Autofocus

(front) 0.3MP

+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)	Galaxy Ace 4 (SM-G310A)
Change model		Choose the model
Model	Xperia U (ST25a)	Galaxy Ace 4 (SM-G310A)
Other model names	Sony Xperia U ST25, Sony Kumquat	Samsung Galaxy Ace 4 (4G LTE) SM-G310A
Country or region available	(Latin America), Brazil, Canada, USA	feature not registered
Brand	Sony	Samsung
Release date	5/7/2012	8/1/2014
Depth	12 millimeters (0.47 inches)	10.8 millimeters (0.43 inches)
Size (width x height)	54 x 112 millimeters (2.13 x 4.41 in)	62.9 x 121.4 millimeters (2.48 x 4.78 in)
Weight	110 grams (3.85 ounces)	130 grams (4.55 ounces)
Build, materials	Plastic body, glass front	feature not registered
Protection against water and others	Not supported	Not supported
📲 Display
	Sony Xperia U (ST25a)	Galaxy Ace 4 (SM-G310A)
Display type	TFT LED-Backlit LCD	TFT LCD
Screen size	3.5" inches	4" inches
Screen-to-body ratio	~55.8% (screen-to-body ratio)	~59.6% (screen-to-body ratio)
Display resolution	480x854 pixels (16:9)	480x800 pixels
Touchscreen	Capacitive Multitouch 4-points	Capacitive Multitouch
Pixel density (dot pitch)	280 PPI	233 PPI
Colors	16 million	16 million
Scratch-resistant glass	Scratch-resistant glass	Not supported
Refresh rate	60Hz	feature not registered
Display features	Not supported	feature not registered
🤖 Operating System
	Sony Xperia U (ST25a)	Galaxy Ace 4 (SM-G310A)
System version	Android 2.3.7 Gingerbread	Android 4.4.2 KitKat
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)	Galaxy Ace 4 (SM-G310A)
Chipset	32bit: ST-Ericsson NovaThor U8500 (45nm)	32bit
CPU	Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core)	Dual-core, 1 processor: 2x 1GHz
GPU graphical controller	ARM Mali-400 MP1	feature not registered
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Sony Xperia U (ST25a)	Galaxy Ace 4 (SM-G310A)
RAM memory	512MB LPDDR2	1GB LPDDR2
Internal storage	8GB (4GB available)	4GB (2GB available)
External storage	Not supported	Until 64GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Sony Xperia U (ST25a)	Galaxy Ace 4 (SM-G310A)
Dual-SIM	Not supported	Not supported
SIM card	1 slot (Single-SIM) Standard mini-SIM (2FF)	1 slot (Single-SIM) Standard mini-SIM (2FF)
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 850/900/2100
Primary 4G network	Not supported	LTE Cat4 700/850/1700/2100/2600
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA	GPRS, EDGE, 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)	Galaxy Ace 4 (SM-G310A)
Back camera (main camera)	5 megapixels	5 megapixels
Main camera resolution	2592x1944 pixels	2592x1944 pixels
Video recording (primary)	HD (1280x720) 30 fps	HD (1280x720) 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	Not supported
HDR	Not supported	HDR photo only main camera
Camera extras	feature not registered	feature not registered
📸 Front camera
	Sony Xperia U (ST25a)	Galaxy Ace 4 (SM-G310A)
Front camera (secondary)	0.3 megapixels	0.3 megapixels
Front camera resolution	640x480 pixels	640x480 pixels
Video recording (secondary)	VGA (640x480)	VGA (640x480)
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)	Galaxy Ace 4 (SM-G310A)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	Not supported
Radio	FM (RDS)	FM (RDS)
TV	Not supported	Not supported
Video formats	MP4, H.263, H.264, WMV	MP4, H.264, H.263
Audio formats	MP3, eAAC+, WMA, WAV	MP3, WAV, eAAC+, FLAC
🔌 Connectivity
	Sony Xperia U (ST25a)	Galaxy Ace 4 (SM-G310A)
USB	MicroUSB 2.0, USB OTG On-The-Go	MicroUSB 2.0
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	2.1 + A2DP	4.0 + A2DP
WiFi	802.11 b/g/n [wifi4] (2.4GHz)	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot
DLNA	Supported	Not supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS
NFC	Not supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Sony Xperia U (ST25a)	Galaxy Ace 4 (SM-G310A)
Sensors	Accelerometer Ambient light sensor Compass Proximity sensor	Accelerometer Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Sony Xperia U (ST25a)	Galaxy Ace 4 (SM-G310A)
Battery type	Li-Ion: lithium-ion (Removable) BA600	Li-Ion: lithium-ion (Removable)
Battery capacity	1320 mAh	1800 mAh
Charger, watts	Wired charging	Wired charging
Inductive / wireless charging	Not supported	feature not registered
Talk time autonomy	5.6 hours	feature not registered
Standby	472 hours (19.7 days)	feature not registered
➕ Other features
	Sony Xperia U (ST25a)	Galaxy Ace 4 (SM-G310A)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (Swype), 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: Gray, White • Samsung TouchWiz Essence UI • Panorama photo • Java framework
☢️ Radiation rate
	Sony Xperia U (ST25a)	Galaxy Ace 4 (SM-G310A)
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