Sony Ericsson Xperia Arc (LT15i) vs Sony Ericsson Xperia Ray (ST18a)
Side by side comparison between Sony Ericsson Xperia Arc vs Sony Ericsson Xperia Ray phones, differences, pros, cons and full specifications. What's the better?
,
vs
4"
LED
LED
480x854
8
MP
MP
0.3mp
512MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
What's the better phone? Sony Ericsson Xperia Arc (LT15i)
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!
![]() | vs | ![]() |
+8.7 millimeters (0.34 inches)8% Thinner | vs | 9.4 millimeters (0.37 inches) |
+4.2"5% Larger screen | vs | 4" |
+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness | vs | Not supported |
+ANT+Advantage Sensors help you use the device | vs | Not supported |
+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos | vs | Not supported |
+Micro HDMI Type DAdvantage The TV-output lets you use your device on TV by cable | vs | Not supported |
117 grams (4.1 ounces) | vs | +100 grams (3.5 ounces)17% Lighter |
233 PPI | vs | +245 PPI5% Crisper display of text, images and videos because it has more pixels per inch (ppi) |
Not supported | vs | +(front) 0.3MPAdvantage A front-camera is best for taking selfies |
Not supported | vs | +Video callingAdvantage The video calling allows to make calls with voice and video |
36 Common items in both devices |
1GHz 32bit Single-core (45nm) |
512MB LPDDR2 |
1GB (287MB available) / 1GB (300MB available) |
Until 32GB microSD, microSDHC |
Plastic body, glass front |
TFT LED-Backlit LCD |
16 million |
+29 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 Clear highlight📱 Model features | ||
Sony Ericsson Xperia Arc (LT15i) | Sony Ericsson Xperia Ray (ST18a) | |
Model | Xperia Arc (LT15i) | Xperia Ray (ST18a) |
Other model names | Sony Xperia Arc LT15, Sony Ericsson X12, Sony Ericsson Anzu | Sony Ericsson Xperia Ray ST18, SE Urushi |
Country or region available | ![]() (Global, International) | ![]() ![]() ![]() (Latin America), Canada, USA |
Brand | Sony Ericsson | Sony Ericsson |
Release date | 3/1/2011 | 9/1/2011 |
Depth | 8.7 millimeters (0.34 inches) | 9.4 millimeters (0.37 inches) |
Size (width x height) | 63 x 125 millimeters (2.48 x 4.92 in) | 53 x 111 millimeters (2.09 x 4.37 in) |
Weight | 117 grams (4.1 ounces) | 100 grams (3.5 ounces) |
Build, materials | Plastic body, glass front | Plastic body, glass front |
Protection against water and others | Not supported | Not supported |
📲 Display | ||
Sony Ericsson Xperia Arc (LT15i) | Sony Ericsson Xperia Ray (ST18a) | |
Display type | TFT LED-Backlit LCD | TFT LED-Backlit LCD |
Screen size | 4.2" inches | 4" inches |
Screen-to-body ratio | ~61.7% (screen-to-body ratio) | ~74.9% (screen-to-body ratio) |
Display resolution | 480x854 pixels | 480x854 pixels |
Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
Pixel density (dot pitch) | 233 PPI | 245 PPI |
Colors | 16 million | 16 million |
Scratch-resistant glass | Scratch-resistant glass | Scratch-resistant glass |
Refresh rate | 60Hz | feature not registered |
Display features | Sony Mobile BRAVIA Engine | feature not registered |
🤖 Operating System | ||
Sony Ericsson Xperia Arc (LT15i) | Sony Ericsson Xperia Ray (ST18a) | |
System version | Android 2.3 Gingerbread | Android 2.3.3 Gingerbread |
Firmware update | Android 4.0.4 Ice Cream Sandwich ICS | Android 4.0.4 Ice Cream Sandwich ICS |
User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
Sony Ericsson Xperia Arc (LT15i) | Sony Ericsson Xperia Ray (ST18a) | |
Chipset | 32bit: Qualcomm Snapdragon S2 (MSM8255) (45nm) | 32bit: Qualcomm Snapdragon S2 MSM8255 (45nm) |
CPU | Single-core, 1 processor: 1x 1GHz Scorpion (Single-core) | Single-core, 1 processor: 1x 1GHz Scorpion (Single-core) |
GPU graphical controller | Qualcomm Adreno 205 (266MHz) | Qualcomm Adreno 205 |
Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
Sony Ericsson Xperia Arc (LT15i) | Sony Ericsson Xperia Ray (ST18a) | |
RAM memory | 512MB LPDDR2 | 512MB LPDDR2 |
Internal storage | 1GB (287MB available) | 1GB (300MB available) |
External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
Sony Ericsson Xperia Arc (LT15i) | Sony Ericsson Xperia Ray (ST18a) | |
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 | 7.2/5.76 Mbps | 7.2/5.76 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 900/2100 | UMTS 850/1900/2100 |
Primary 4G network | Not supported | Not supported |
Primary 5G network | Not supported | Not supported |
Primary data network | CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA | GPRS, EDGE, UMTS, HSDPA, HSUPA |
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 Ericsson Xperia Arc (LT15i) | Sony Ericsson Xperia Ray (ST18a) | |
Back camera (main camera) | 8 megapixels | 8 megapixels |
Main camera resolution | 3264x2448 pixels | 3264x2448 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 | EIS: Digital stabilization |
Zoom | Only digital zoom | Only digital zoom |
Face/smile detection | Face detection, Smile detection | Face detection |
BSI sensor | Supported | Not supported |
HDR | Not supported | Not supported |
Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
Sony Ericsson Xperia Arc (LT15i) | Sony Ericsson Xperia Ray (ST18a) | |
Front camera (secondary) | Not supported | 0.3 megapixels |
Front camera resolution | Not supported | 640x480 pixels |
Video recording (secondary) | Not supported | Not supported |
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 Arc (LT15i) | Sony Ericsson Xperia Ray (ST18a) | |
Loudspeaker | Mono sound (not stereo) | Supported |
Active noise cancellation | 2 microphones | 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 |
🔌 Connectivity | ||
Sony Ericsson Xperia Arc (LT15i) | Sony Ericsson Xperia Ray (ST18a) | |
USB | MicroUSB 2.0 | MicroUSB 2.0 |
Audio output | 3.5mm jack | 3.5mm jack |
TV output | Micro HDMI Type D | Not supported |
Bluetooth | 2.1 + A2DP | 2.1 + A2DP |
WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi hotspot | 802.11 b/g/n [wifi4] (2.4GHz) |
DLNA | Supported | Supported |
GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
NFC | Not supported | Not supported |
Infrared port | Not supported | Not supported |
🧭 Sensors | ||
Sony Ericsson Xperia Arc (LT15i) | Sony Ericsson Xperia Ray (ST18a) | |
Sensors | Accelerometer Ambient light sensor ANT+ Compass Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
Vibrating alert | Supported | Supported |
🔋 Battery | ||
Sony Ericsson Xperia Arc (LT15i) | Sony Ericsson Xperia Ray (ST18a) | |
Battery type | LiPo: li-ion polymer (Removable) BA750 | Li-Ion: lithium-ion (Removable) BA700 |
Battery capacity | 1500 mAh | 1500 mAh |
Charger, watts | Wired charging | Wired charging |
Inductive / wireless charging | Not supported | feature not registered |
Talk time autonomy | 7 hours | 7 hours |
Standby | 430 hours (17.9 days) | 440 hours (18.3 days) |
➕ Other features | ||
Sony Ericsson Xperia Arc (LT15i) | Sony Ericsson Xperia Ray (ST18a) | |
Call control | Voice dialing, Voice recorder, Voice commands | Voice recorder |
Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
Hands-free calling | Supported | Supported |
Video calling | Not 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: Midnight Blue, Misty Silver • 8GB microSD included • Open ES 1.1 • SE Timescape • Java framework | • 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 |
☢️ Radiation rate | ||
Sony Ericsson Xperia Arc (LT15i) | Sony Ericsson Xperia Ray (ST18a) | |
SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
SAR 2W/kg (Europe, UK, etc.) | 0.66W/kg (head) | feature not registered |