Sony Ericsson Xperia Ray (ST18a) vs Asus Zenfone Selfie (ZD551KL 16GB)

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Side by side comparison between Sony Ericsson Xperia Ray vs Asus Zenfone Selfie phones, differences, pros, cons and full specifications. What's the better?

5/11/2020 5:12 PM, updated: 5/11/2020 5:12 PM

Compare Asus Zenfone Selfie X Sony Ericsson Xperia Ray (ST18a) 03Points

Specifications Compare Models Pictures

4"
LED

480x854

8
MP

0.3mp

512MB
RAM

Single-core

1500
mAh

(Removable)

23Points Asus Zenfone Selfie (ZD551KL 16GB) Compare Sony Ericsson Xperia Ray X

Specifications Compare Models Pictures

5.5"
IPS

1080x1920

13
MP

13mp

2GB
RAM

Octa-core

3000
mAh

(Removable)

What's the better phone? Asus Zenfone Selfie (ZD551KL 16GB)

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 Ericsson Xperia Ray (ST18a)	vs	23 Advantages Asus Zenfone Selfie (ZD551KL 16GB)
+100 grams (3.5 ounces)70% Lighter	vs	170 grams (5.95 ounces)
+9.4 millimeters (0.37 inches)15% Thinner	vs	10.8 millimeters (0.43 inches)
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
1GHz 32bit Single-core	vs	+1.7GHz 64bit Octa-core2 times 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.
1GB (300MB available)	vs	+16GB (12GB available)40 times More internal storage for applications and files
Until 32GB microSD, microSDHC	vs	+Until 64GB microSD, microSDXC100% More external storage for files using memory cards
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
245 PPI	vs	+401 PPI64% Crisper display of text, images and videos because it has more pixels per inch (ppi)
4"	vs	+5.5"38% Larger screen
(back) 8MP	vs	+(back) 13MP60% Higher resolution main camera
LED flash	vs	+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light
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 only main cameraAdvantage The HDR technology produced photos with more detail in dark areas
(front) 0.3MP	vs	+(front) 13MP41 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
Android 4.0.4 Ice Cream Sandwich ICS	vs	+Android 6.0 MarshmallowAdvantage Android 6.0 Marshmallow is newer and safer
3G HSUPA	vs	+4G LTEAdvantage The 4G LTE network is newer and faster
(3G HSUPA) 7.2 Mbps	vs	+(4G LTE) 150 Mbps20 times Faster for surfing the internet and download files
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
1500 mAh	vs	+3000 mAh100% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
1 slot (Single-SIM) (dedicated slot)	vs	+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.
802.11 b/g/n [wifi4]	vs	+802.11 b/g/n/ac [wifi5]Advantage WiFi 802.11 b/g/n/ac [wifi5] is newer and faster
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

18 Common items in both devices

16 million

Only digital zoom

Autofocus

Capacitive

Multitouch

Accelerometer

Ambient light sensor

+11 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 Ericsson Xperia Ray (ST18a)	Asus Zenfone Selfie (ZD551KL 16GB)
Change model		Choose the model
Model	Xperia Ray (ST18a)	Zenfone Selfie (ZD551KL 16GB)
Other model names	Sony Ericsson Xperia Ray ST18, SE Urushi	Asus Zenfone Selfie Dual Sim ZD551KL
Country or region available	(Latin America), Canada, USA	(Global, International)
Brand	Sony Ericsson	Asus
Release date	9/1/2011	7/1/2015
Depth	9.4 millimeters (0.37 inches)	10.8 millimeters (0.43 inches)
Size (width x height)	53 x 111 millimeters (2.09 x 4.37 in)	77.2 x 156.5 millimeters (3.04 x 6.16 in)
Weight	100 grams (3.5 ounces)	170 grams (5.95 ounces)
Build, materials	Plastic body, glass front	feature not registered
Protection against water and others	Not supported	Not supported
📲 Display
	Sony Ericsson Xperia Ray (ST18a)	Asus Zenfone Selfie (ZD551KL 16GB)
Display type	TFT LED-Backlit LCD	TFT IPS LCD
Screen size	4" inches	5.5" inches
Screen-to-body ratio	~74.9% (screen-to-body ratio)	~69% (screen-to-body ratio)
Display resolution	480x854 pixels	1080x1920 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	245 PPI	401 PPI
Colors	16 million	16 million
Scratch-resistant glass	Scratch-resistant glass	Gorilla Glass 4
Refresh rate	feature not registered	feature not registered
Display features	feature not registered	feature not registered
🤖 Operating System
	Sony Ericsson Xperia Ray (ST18a)	Asus Zenfone Selfie (ZD551KL 16GB)
System version	Android 2.3.3 Gingerbread	Android 5.0.2 Lollipop
Firmware update	Android 4.0.4 Ice Cream Sandwich ICS	Android 6.0 Marshmallow
User Interface	feature not registered	feature not registered
⚙️ Processor
	Sony Ericsson Xperia Ray (ST18a)	Asus Zenfone Selfie (ZD551KL 16GB)
Chipset	32bit: Qualcomm Snapdragon S2 MSM8255 (45nm)	64bit: Qualcomm Snapdragon 615 MSM8939 (28nm)
CPU	Single-core, 1 processor: 1x 1GHz Scorpion (Single-core)	Octa-core, 2 processors: 4x 1.7GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	Qualcomm Adreno 205	Qualcomm Adreno 405
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Sony Ericsson Xperia Ray (ST18a)	Asus Zenfone Selfie (ZD551KL 16GB)
RAM memory	512MB LPDDR2	2GB LPDDR3
Internal storage	1GB (300MB available)	16GB (12GB available)
External storage	Until 32GB microSD, microSDHC (dedicated slot)	Until 64GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Sony Ericsson Xperia Ray (ST18a)	Asus Zenfone Selfie (ZD551KL 16GB)
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) micro-SIM (3FF)
Maximum Download / Upload	7.2/5.76 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 850/900/1900/2100
Primary 4G network	Not supported	LTE Cat4 800/850/900/1800/1900/2100/2600 (Bands 1,2,3,5,7,8,20)
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	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 Ericsson Xperia Ray (ST18a)	Asus Zenfone Selfie (ZD551KL 16GB)
Back camera (main camera)	8 megapixels	13 megapixels
Main camera resolution	3264x2448 pixels	4128x3096 pixels
Video recording (primary)	HD (1280x720) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	Dual-LED flash
Focal aperture	feature not registered	f/2.0 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	1/3.2" inches
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	Face detection, Smile detection
BSI sensor	Not supported	Supported
HDR	Not supported	HDR photo only main camera
Camera extras	feature not registered	feature not registered
📸 Front camera
	Sony Ericsson Xperia Ray (ST18a)	Asus Zenfone Selfie (ZD551KL 16GB)
Front camera (secondary)	0.3 megapixels	13 megapixels
Front camera resolution	640x480 pixels	4128x3096 pixels
Video recording (secondary)	Not supported	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 Ericsson Xperia Ray (ST18a)	Asus Zenfone Selfie (ZD551KL 16GB)
Loudspeaker	Supported	Supported
Active noise cancellation	Not supported	Not supported
Radio	FM (RDS)	FM (RDS)
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263	MP4, H.264, H.263
Audio formats	MP3, WAV	MP3, WAV, eAAC+
🔌 Connectivity
	Sony Ericsson Xperia Ray (ST18a)	Asus Zenfone Selfie (ZD551KL 16GB)
USB	MicroUSB 2.0	MicroUSB 2.0
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Micro-B USB MHL
Bluetooth	2.1 + A2DP	4.0 + A2DP
WiFi	802.11 b/g/n [wifi4] (2.4GHz)	802.11 b/g/n/ac [wifi5] (2.4GHz, 5GHz) 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 Ericsson Xperia Ray (ST18a)	Asus Zenfone Selfie (ZD551KL 16GB)
Sensors	Accelerometer Ambient light sensor Compass Proximity sensor	Accelerometer Ambient light sensor Compass Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Sony Ericsson Xperia Ray (ST18a)	Asus Zenfone Selfie (ZD551KL 16GB)
Battery type	Li-Ion: lithium-ion (Removable) BA700	LiPo: li-ion polymer (Removable)
Battery capacity	1500 mAh	3000 mAh
Charger, watts	Wired charging	Wired charging
Inductive / wireless charging	feature not registered	feature not registered
Talk time autonomy	7 hours	23 hours
Standby	440 hours (18.3 days)	255 hours (10.6 days)
➕ Other features
	Sony Ericsson Xperia Ray (ST18a)	Asus Zenfone Selfie (ZD551KL 16GB)
Call control	Voice recorder	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, Gold, White, Pink • 4GB microSD included • Open ES 1.1 • Video stabilizer • PlayNow • Sony Mobile BRAVIA Engine • SE Timescape • Wi-Fi Mobile Hotspot • Java framework	• Colors: Pure White, Chic Pink, Aqua Blue • ASUS ZenUI • ASUS TruVivid • Oleophobic coating on screen • Laser autofocus camera • Toshiba sensor camera • 5GB ASUS WebStorage • Beidou GPS
☢️ Radiation rate
	Sony Ericsson Xperia Ray (ST18a)	Asus Zenfone Selfie (ZD551KL 16GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered