LG K9 (X210NMW) vs Sony Ericsson Xperia Arc S (LT18i)
Side by side comparison between LG K9 vs Sony Ericsson Xperia Arc S phones, differences, pros, cons and full specifications. What's the better?
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What's the better phone? LG K9 (X210NMW)
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 
4 Advantages | 18 Common items in both devices |
| Until 32GB microSD, microSDXC / Until 32GB microSD, microSDHC |
| 16 million |
| (back) 8MP |
| LED flash |
| Only digital zoom |
| Autofocus |
| HD (1280x720) |
| +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 Clear highlight📱 Model features | ||
| LG K9 (X210NMW) | Sony Ericsson Xperia Arc S (LT18i) | |
| Model | LG K9 (X210NMW) | Xperia Arc S (LT18i) |
| Other model names | LG K9 dual-sim LMX210NMW, LM-X210NMW | Sony Xperia Arc S LT18, Sony Ericsson Ayame |
| Country or region available |     Kazakhstan, United Arab Emirates, Russia, Ukraine |  (Global, International) |
| Brand | LG | Sony Ericsson |
| Release date | 3/1/2018 | 9/1/2011 |
| Depth | 8.2 millimeters (0.32 inches) | 8.7 millimeters (0.34 inches) |
| Size (width x height) | 73.2 x 146.3 millimeters (2.88 x 5.76 in) | 63 x 125 millimeters (2.48 x 4.92 in) |
| Weight | 152 grams (5.32 ounces) | 117 grams (4.1 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| LG K9 (X210NMW) | Sony Ericsson Xperia Arc S (LT18i) | |
| Display type | TFT IPS LCD | TFT LED-Backlit LCD |
| Screen size | 5" inches | 4.2" inches |
| Screen-to-body ratio | ~64.4% (screen-to-body ratio) | ~61.7% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 480x854 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 294 PPI | 233 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Scratch-resistant glass |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| LG K9 (X210NMW) | Sony Ericsson Xperia Arc S (LT18i) | |
| System version | Android 7.1.2 Nougat | Android 2.3.4 Gingerbread |
| Firmware update | feature not registered | Android 4.0.4 Ice Cream Sandwich ICS |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG K9 (X210NMW) | Sony Ericsson Xperia Arc S (LT18i) | |
| Chipset | 32bit: Qualcomm Snapdragon 210 MSM8909 (28nm) | 32bit: Qualcomm Snapdragon MSM8255T |
| CPU | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core) | Single-core, 1 processor: 1x 1.4GHz Scorpion (Single-core) |
| GPU graphical controller | Qualcomm Adreno 304 | Qualcomm Adreno 205 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG K9 (X210NMW) | Sony Ericsson Xperia Arc S (LT18i) | |
| RAM memory | 2GB LPDDR3 | 512MB LPDDR2 |
| Internal storage | 16GB (9GB available) eMMC 4.5 | 1GB (320MB available) |
| External storage | Until 32GB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| LG K9 (X210NMW) | Sony Ericsson Xperia Arc S (LT18i) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 150/50 Mbps | 14.4/5.76 Mbps |
| Network technology | 2G, 3G, 4G | 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 850/900/1900/2100 | UMTS 900/2100 |
| Primary 4G network | LTE Cat4 (Bands 1,3,7,20) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| LG K9 (X210NMW) | Sony Ericsson Xperia Arc S (LT18i) | |
| 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 | f/2.0 (aperture) | f/2.4 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/4" inches | feature not registered |
| Pixel size | 1.12µm pixel | 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, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo only main camera | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG K9 (X210NMW) | Sony Ericsson Xperia Arc S (LT18i) | |
| Front camera (secondary) | 5 megapixels | Not supported |
| Front camera resolution | 2560x1920 pixels | Not supported |
| Video recording (secondary) | HD (1280x720) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/5" inches | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| LG K9 (X210NMW) | Sony Ericsson Xperia Arc S (LT18i) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM (RDS) | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, MKV, XviD | MP4, H.263, H.264, WMV |
| Audio formats | MP3, OGG, eAAC+, FLAC | MP3, eAAC+, WMA, WAV |
🔌 Connectivity | ||
| LG K9 (X210NMW) | Sony Ericsson Xperia Arc S (LT18i) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Micro HDMI Type D |
| Bluetooth | 4.2 + A2DP | 2.1 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG K9 (X210NMW) | Sony Ericsson Xperia Arc S (LT18i) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG K9 (X210NMW) | Sony Ericsson Xperia Arc S (LT18i) | |
| Battery type | Li-Ion: lithium-ion (Removable) BL-45F1F | LiPo: li-ion polymer (Removable) BA750 |
| Battery capacity | 2500 mAh | 1500 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 7 hours | 7.6 hours |
| Standby | 250 hours (10.4 days) | 460 hours (19.2 days) |
➕ Other features | ||
| LG K9 (X210NMW) | Sony Ericsson Xperia Arc S (LT18i) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Aurora Black, Moroccan Blue, Terra Gold • Plastic body | • Colors: Pure White, Midnight Blue, Misty Silver, Gloss Black, Sakura Pink • 8GB microSD included • Open ES 1.1 • Sony Mobile BRAVIA Engine • SE Timescape • 3D sweep panorama • WiFi hotspot • Java framework |
☢️ Radiation rate | ||
| LG K9 (X210NMW) | Sony Ericsson Xperia Arc S (LT18i) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.763W/kg (head), 1.43W/kg (body) | 0.66W/kg (head) |