Lenovo K900 vs Sony Ericsson Xperia Ray (ST18a)
Side by side comparison between Lenovo K900 vs Sony Ericsson Xperia Ray phones, differences, pros, cons and full specifications. What's the better?
,
5.5"
IPS
IPS
1080x1920
13
MP
MP
2.1mp
2GB
RAM
RAM
Dual-core
2500
mAh
mAh
(Non removable)
vs
4"
LED
LED
480x854
8
MP
MP
0.3mp
512MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
What's the better phone? Lenovo K900
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!
18 Advantages 
2 Advantages | 20 Common items in both devices |
| Until 32GB microSD, microSDXC / Until 32GB microSD, microSDHC |
| 16 million |
| LED flash |
| Only digital zoom |
| Autofocus |
| Capacitive |
| Multitouch |
| +13 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 | ||
| Lenovo K900 | Sony Ericsson Xperia Ray (ST18a) | |
| Change model | ||
| Model | Lenovo K900 | Xperia Ray (ST18a) |
| Other model names | Lenovo IdeaPhone K900, Lenovo K900 Idea Phone | Sony Ericsson Xperia Ray ST18, SE Urushi |
| Country or region available | feature not registered |    (Latin America), Canada, USA |
| Brand | Lenovo | Sony Ericsson |
| Release date | 4/1/2013 | 9/1/2011 |
| Depth | 6.9 millimeters (0.27 inches) | 9.4 millimeters (0.37 inches) |
| Size (width x height) | 78 x 157 millimeters (3.07 x 6.18 in) | 53 x 111 millimeters (2.09 x 4.37 in) |
| Weight | 162 grams (5.67 ounces) | 100 grams (3.5 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Lenovo K900 | Sony Ericsson Xperia Ray (ST18a) | |
| Display type | TFT IPS LCD | TFT LED-Backlit LCD |
| Screen size | 5.5" inches | 4" inches |
| Screen-to-body ratio | ~68.1% (screen-to-body ratio) | ~74.9% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 480x854 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 401 PPI | 245 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 2 | Scratch-resistant glass |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Lenovo K900 | Sony Ericsson Xperia Ray (ST18a) | |
| System version | Android 4.2.1 Jelly Bean | Android 2.3.3 Gingerbread |
| Firmware update | feature not registered | Android 4.0.4 Ice Cream Sandwich ICS |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Lenovo K900 | Sony Ericsson Xperia Ray (ST18a) | |
| Chipset | 32bit: Intel Atom Z2580 | 32bit: Qualcomm Snapdragon S2 MSM8255 (45nm) |
| CPU | Dual-core, 1 processor: 2x 2GHz Atom (Dual-core) | Single-core, 1 processor: 1x 1GHz Scorpion (Single-core) |
| GPU graphical controller | PowerVR SGX544 MP2 | Qualcomm Adreno 205 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Lenovo K900 | Sony Ericsson Xperia Ray (ST18a) | |
| RAM memory | 2GB | 512MB LPDDR2 |
| Internal storage | 16GB | 1GB (300MB available) |
| External storage | Until 32GB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Lenovo K900 | Sony Ericsson Xperia Ray (ST18a) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 21/5.76 Mbps | 7.2/5.76 Mbps |
| Network technology | 2G, 3G | 2G, 3G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Tri-Band 900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 2100 | UMTS 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, HSPA+ | GPRS, EDGE, UMTS, HSDPA, HSUPA |
| Secondary 2G network | GSM 900/1800/1900 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| Lenovo K900 | Sony Ericsson Xperia Ray (ST18a) | |
| Back camera (main camera) | 13 megapixels | 8 megapixels |
| Main camera resolution | 4128x3096 pixels | 3264x2448 pixels |
| Video recording (primary) | Full HD (1920x1080) 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 | feature not registered | Supported |
| Image stabilization | feature not registered | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection | Face detection |
| BSI sensor | feature not registered | Not supported |
| HDR | feature not registered | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Lenovo K900 | Sony Ericsson Xperia Ray (ST18a) | |
| Front camera (secondary) | 2.1 megapixels | 0.3 megapixels |
| Front camera resolution | 1920x1080 pixels | 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 | ||
| Lenovo K900 | Sony Ericsson Xperia Ray (ST18a) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | Not supported |
| Radio | FM | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV |
🔌 Connectivity | ||
| Lenovo K900 | Sony Ericsson Xperia Ray (ST18a) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.0 + A2DP | 2.1 + A2DP |
| WiFi | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | feature not registered | Supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Lenovo K900 | Sony Ericsson Xperia Ray (ST18a) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Lenovo K900 | Sony Ericsson Xperia Ray (ST18a) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) BA700 |
| Battery capacity | 2500 mAh | 1500 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | feature not registered | 7 hours |
| Standby | feature not registered | 440 hours (18.3 days) |
➕ Other features | ||
| Lenovo K900 | Sony Ericsson Xperia Ray (ST18a) | |
| Call control | Voice dialing, Voice recorder | 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, HTML5, Flash player | HTML, XHTML, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Gray, Black • BSI sensor • Touch focus • WiFi dual band • WiFi hotspot • Active noise cancellation with dedicated mic 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 | ||
| Lenovo K900 | Sony Ericsson Xperia Ray (ST18a) | |
| 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 |