Sony Ericsson Xperia Ray (ST18a) vs LG Optimus F3 (LS720)
Side by side comparison between Sony Ericsson Xperia Ray vs LG Optimus F3 phones, differences, pros, cons and full specifications. What's the better?
,
4"
LED
LED
480x854
8
MP
MP
0.3mp
512MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
vs
What's the better phone? LG Optimus F3 (LS720)
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!
7 Advantages 
13 Advantages | 23 Common items in both devices |
| Until 32GB microSD, microSDHC |
| 16 million |
| 4" |
| LED flash |
| Only digital zoom |
| Autofocus |
| EIS: Digital stabilization |
| +16 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 Ray (ST18a) | LG Optimus F3 (LS720) | |
| Model | Xperia Ray (ST18a) | Optimus F3 (LS720) |
| Other model names | Sony Ericsson Xperia Ray ST18, SE Urushi | Sprint LG Optimus F3 4G LTE, LG Optimus F3 CDMA, LG LS720 |
| Country or region available |    (Latin America), Canada, USA | USA |
| Brand | Sony Ericsson | LG |
| Release date | 9/1/2011 | 6/14/2013 |
| Depth | 9.4 millimeters (0.37 inches) | 11.2 millimeters (0.44 inches) |
| Size (width x height) | 53 x 111 millimeters (2.09 x 4.37 in) | 62 x 116.1 millimeters (2.44 x 4.57 in) |
| Weight | 100 grams (3.5 ounces) | 140 grams (4.9 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) | LG Optimus F3 (LS720) | |
| Display type | TFT LED-Backlit LCD | TFT IPS LCD |
| Screen size | 4" inches | 4" inches |
| Screen-to-body ratio | ~74.9% (screen-to-body ratio) | ~63.3% (screen-to-body ratio) |
| Display resolution | 480x854 pixels | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 245 PPI | 233 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Scratch-resistant glass | Gorilla Glass 2 |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Sony Ericsson Xperia Ray (ST18a) | LG Optimus F3 (LS720) | |
| System version | Android 2.3.3 Gingerbread | Android 4.1.2 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 Ericsson Xperia Ray (ST18a) | LG Optimus F3 (LS720) | |
| Chipset | 32bit: Qualcomm Snapdragon S2 MSM8255 (45nm) | 32bit: Qualcomm Snapdragon 400 MSM8930 |
| CPU | Single-core, 1 processor: 1x 1GHz Scorpion (Single-core) | Dual-core, 1 processor: 2x 1.2GHz Krait 200 (Dual-core) |
| GPU graphical controller | Qualcomm Adreno 205 | Qualcomm Adreno 225 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Sony Ericsson Xperia Ray (ST18a) | LG Optimus F3 (LS720) | |
| RAM memory | 512MB LPDDR2 | 1GB LPDDR2 |
| Internal storage | 1GB (300MB available) | 4GB (1.29GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Sony Ericsson Xperia Ray (ST18a) | LG Optimus F3 (LS720) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 7.2/5.76 Mbps | 100/50 Mbps |
| Network technology | 2G, 3G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Not supported |
| Primary 2G network | GSM 850/900/1800/1900 | CDMA 800/1900 |
| Primary 3G network | UMTS 850/1900/2100 | CDMA2000 1xEV-DO |
| Primary 4G network | Not supported | LTE 1900 |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA | CDMA2000 EV-DO Rev A, 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 Ericsson Xperia Ray (ST18a) | LG Optimus F3 (LS720) | |
| Back camera (main camera) | 8 megapixels | 5 megapixels |
| Main camera resolution | 3264x2448 pixels | 2560x1920 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 | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face 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 Ericsson Xperia Ray (ST18a) | LG Optimus F3 (LS720) | |
| Front camera (secondary) | 0.3 megapixels | 0.3 megapixels |
| Front camera resolution | 640x480 pixels | 640x480 pixels |
| Video recording (secondary) | Not supported | 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 Ericsson Xperia Ray (ST18a) | LG Optimus F3 (LS720) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | FM (RDS) | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.264, H.263, WMV |
| Audio formats | MP3, WAV | MP3, WAV, WMA, eAAC+, AC3, FLAC |
🔌 Connectivity | ||
| Sony Ericsson Xperia Ray (ST18a) | LG Optimus F3 (LS720) | |
| USB | MicroUSB 2.0 | 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 | Supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Not supported | Supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| Sony Ericsson Xperia Ray (ST18a) | LG Optimus F3 (LS720) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Sony Ericsson Xperia Ray (ST18a) | LG Optimus F3 (LS720) | |
| Battery type | Li-Ion: lithium-ion (Removable) BA700 | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1500 mAh | 2460 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 7 hours | 15 hours |
| Standby | 440 hours (18.3 days) | 456 hours (19 days) |
➕ Other features | ||
| Sony Ericsson Xperia Ray (ST18a) | LG Optimus F3 (LS720) | |
| 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: Purple, Titanium • Java framework |
☢️ Radiation rate | ||
| Sony Ericsson Xperia Ray (ST18a) | LG Optimus F3 (LS720) | |
| 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 |