Sony Xperia U (ST25a) vs Alcatel Idol X (6040D)

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

1/30/2014 8:18 AM, updated: 11/10/2021 4:36 PM

Compare Alcatel Idol X 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)

20Points Alcatel Idol X (6040D) Compare Sony Xperia U X

Specifications Compare Models Pictures

5"
IPS

1080x1920

13.1
MP

2.1mp

2GB
RAM

Quad-core

2000
mAh

(Non removable)

What's the better phone? Alcatel Idol X (6040D)

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	20 Advantages Alcatel Idol X (6040D)
+110 grams (3.85 ounces)18% Lighter	vs	130 grams (4.55 ounces)
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	Li-Ion: lithium-ion (Non removable)
1GHz 32bit Dual-core (45nm)	vs	+1.5GHz 32bit Quad-core75% More powerful processor, you can open your applications faster
512MB LPDDR2	vs	+2GB LPDDR23 times More RAM memory. Typically more responsive and better for multitasking.
8GB (4GB available)	vs	+16GB (12.68GB available)2 times More internal storage for applications and files
12 millimeters (0.47 inches)	vs	+6.9 millimeters (0.27 inches)74% 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	+441 PPI58% Crisper display of text, images and videos because it has more pixels per inch (ppi)
3.5"	vs	+5"43% Larger screen
(back) 5MP	vs	+(back) 13.1MP161% Higher resolution main camera
Not supported	vs	+HDR photo 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	+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 4.2.2 Jelly BeanAdvantage Android 4.2.2 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+) 42 Mbps192% Faster for surfing the internet and download files
1320 mAh	vs	+2000 mAh52% 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)Advantage You can have more mobile carriers/operators on the same device.
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

22 Common items in both devices

60Hz

16 million

LED flash

Only digital zoom

Autofocus

Capacitive

Multitouch

+15 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)	Alcatel Idol X (6040D)
Change model		Choose the model
Model	Xperia U (ST25a)	Idol X (6040D)
Other model names	Sony Xperia U ST25, Sony Kumquat	Alcatel One Touch Idol X Dual-sim 6040D, OT-6040E
Country or region available	(Latin America), Brazil, Canada, USA	feature not registered
Brand	Sony	Alcatel
Release date	5/7/2012	6/18/2013
Depth	12 millimeters (0.47 inches)	6.9 millimeters (0.27 inches)
Size (width x height)	54 x 112 millimeters (2.13 x 4.41 in)	67.5 x 140.4 millimeters (2.66 x 5.53 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)	Alcatel Idol X (6040D)
Display type	TFT LED-Backlit LCD	TFT IPS LCD
Screen size	3.5" inches	5" inches
Screen-to-body ratio	~55.8% (screen-to-body ratio)	~72.7% (screen-to-body ratio)
Display resolution	480x854 pixels (16:9)	1080x1920 pixels
Touchscreen	Capacitive Multitouch 4-points	Capacitive Multitouch 5-points
Pixel density (dot pitch)	280 PPI	441 PPI
Colors	16 million	16 million
Scratch-resistant glass	Scratch-resistant glass	Dragontrail Glass
Refresh rate	60Hz	60Hz
Display features	Not supported	Not supported
🤖 Operating System
	Sony Xperia U (ST25a)	Alcatel Idol X (6040D)
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)	Alcatel Idol X (6040D)
Chipset	32bit: ST-Ericsson NovaThor U8500 (45nm)	32bit: MediaTek MT6589T Turbo
CPU	Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core)	Quad-core, 1 processor: 4x 1.5GHz ARM Cortex-A7 (Quad-core)
GPU graphical controller	ARM Mali-400 MP1	PowerVR SGX544
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Sony Xperia U (ST25a)	Alcatel Idol X (6040D)
RAM memory	512MB LPDDR2	2GB LPDDR2
Internal storage	8GB (4GB available)	16GB (12.68GB available)
External storage	Not supported	Not supported
📶 Mobile networks
	Sony Xperia U (ST25a)	Alcatel Idol X (6040D)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card
SIM card	1 slot (Single-SIM) Standard mini-SIM (2FF)	2 slots (Dual-SIM) micro-SIM (3FF)
Maximum Download / Upload	14.4/5.76 Mbps	42/11 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 6040D: 900/2100 - 6040E: 850/1900/2100
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	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)	Alcatel Idol X (6040D)
Back camera (main camera)	5 megapixels	13.1 megapixels
Main camera resolution	2592x1944 pixels	4208x3120 pixels
Video recording (primary)	HD (1280x720) 30 fps	Full HD (1920x1080) 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
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)	Alcatel Idol X (6040D)
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)	Alcatel Idol X (6040D)
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.264, H.263, WMV
Audio formats	MP3, eAAC+, WMA, WAV	MP3, WAV, WMA, eAAC+, AC3, FLAC
🔌 Connectivity
	Sony Xperia U (ST25a)	Alcatel Idol X (6040D)
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 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot
DLNA	Supported	Supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging
NFC	Not supported	Not supported
Infrared port	Not supported	feature not registered
🧭 Sensors
	Sony Xperia U (ST25a)	Alcatel Idol X (6040D)
Sensors	Accelerometer Ambient light sensor Compass Proximity sensor	Accelerometer Ambient light sensor Compass Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Sony Xperia U (ST25a)	Alcatel Idol X (6040D)
Battery type	Li-Ion: lithium-ion (Removable) BA600	Li-Ion: lithium-ion (Non removable)
Battery capacity	1320 mAh	2000 mAh
Charger, watts	Wired charging	Wired charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	5.6 hours	7 hours
Standby	472 hours (19.7 days)	340 hours (14.2 days)
➕ Other features
	Sony Xperia U (ST25a)	Alcatel Idol X (6040D)
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: Blue, Black, Red, Yellow • HD Voice • WiFi display • EAP SIM Java framework
☢️ Radiation rate
	Sony Xperia U (ST25a)	Alcatel Idol X (6040D)
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)	0.264W/kg (head), 0.584W/kg (body)