LG Optimus 7 (E900) vs LG K20 (X120EMW)
Side by side comparison between LG Optimus 7 vs LG K20 phones, differences, pros, cons and full specifications. What's the better?
,
vs
5.45"
IPS
IPS
480x960
8
MP
MP
5mp
1GB
RAM
RAM
Quad-core
3000
mAh
mAh
(Non removable)
What's the better phone? LG K20 (X120EMW)
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!
5 Advantages 
20 Advantages | 15 Common items in both devices |
| 16 million |
| Only digital zoom |
| Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| +8 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 Optimus 7 (E900) | LG K20 (X120EMW) | |
| Change model | ||
| Model | Optimus 7 (E900) | K20 (X120EMW) |
| Other model names | LG E900 Optimus 7, LG Optimus 7 E900 | LG K20 2019 LMX120EMW, LM-X120EMW |
| Country or region available | feature not registered |     (Europe), (Global, International), Iran, Tunisia |
| Brand | LG | LG |
| Release date | 11/9/2010 | 8/7/2019 |
| Depth | 11.5 millimeters (0.45 inches) | 8.3 millimeters (0.33 inches) |
| Size (width x height) | 59.8 x 125 millimeters (2.35 x 4.92 in) | 71.9 x 148.6 millimeters (2.83 x 5.85 in) |
| Weight | 157 grams (5.5 ounces) | 152 grams (5.32 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. |
📲 Display | ||
| LG Optimus 7 (E900) | LG K20 (X120EMW) | |
| Display type | TFT LCD | TFT IPS LCD |
| Screen size | 3.8" inches | 5.45" inches |
| Screen-to-body ratio | ~55% (screen-to-body ratio) | ~71.7% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 480x960 pixels (18:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 246 PPI | 197 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass | Not supported |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| LG Optimus 7 (E900) | LG K20 (X120EMW) | |
| System version | Windows Phone 7.0 | Android 9.0 Pie |
| Firmware update | Windows Phone 7.5 Refresh Tango | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG Optimus 7 (E900) | LG K20 (X120EMW) | |
| Chipset | 32bit: Qualcomm Snapdragon S1 QSD8650 | 64bit: MediaTek MT6739 (28nm) |
| CPU | Single-core, 1 processor: 1x 1GHz Scorpion (Single-core) | Quad-core, 1 processor: 4x 1.5GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 200 | PowerVR GE8100 MP1 (570MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG Optimus 7 (E900) | LG K20 (X120EMW) | |
| RAM memory | 512MB | 1GB LPDDR3 |
| Internal storage | 16GB | 16GB (11GB available) eMMC 5.1 |
| External storage | Not supported | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| LG Optimus 7 (E900) | LG K20 (X120EMW) | |
| 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) nano-SIM (4FF) |
| Maximum Download / Upload | 7.2/5.76 Mbps | 150/50 Mbps |
| Network technology | 2G | 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 | Not supported | UMTS 850/900/1900/2100 |
| Primary 4G network | Not supported | LTE Cat4 (1, 3, 7, 8, 20) TD-LTE (38) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, 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 | ||
| LG Optimus 7 (E900) | LG K20 (X120EMW) | |
| Back camera (main camera) | 5 megapixels | 8 megapixels |
| Main camera resolution | 2560x1920 pixels | 3264x2448 pixels |
| Video recording (primary) | HD (1280x720) 24 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash on both cameras |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | 27mm (lens) |
| Sensor size | feature not registered | 1/4" inches |
| Pixel size | feature not registered | 1.12µm pixel |
| 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 | feature not registered | Face detection, Smile detection |
| BSI sensor | feature not registered | Not supported |
| HDR | feature not registered | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG Optimus 7 (E900) | LG K20 (X120EMW) | |
| Front camera (secondary) | Not supported | 5 megapixels |
| Front camera resolution | Not supported | 2560x1920 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | LED |
| Focal aperture | feature not registered | f/2.2 (aperture) |
| Focal length | feature not registered | 24mm (lens) |
| Sensor size | feature not registered | 1/5" inches |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| LG Optimus 7 (E900) | LG K20 (X120EMW) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | 2 microphones or more |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, WMV | MP4, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| LG Optimus 7 (E900) | LG K20 (X120EMW) | |
| 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 | 4.2 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | feature not registered | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| LG Optimus 7 (E900) | LG K20 (X120EMW) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG Optimus 7 (E900) | LG K20 (X120EMW) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Non removable) BL-01 |
| Battery capacity | 1500 mAh | 3000 mAh |
| Charger, watts | Wired charging | 6W (5V/1.2A) Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 5 hours | 17 hours |
| Standby | 330 hours (13.8 days) | 600 hours (25 days) |
➕ Other features | ||
| LG Optimus 7 (E900) | LG K20 (X120EMW) | |
| 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 | Not supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | feature not registered | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • LG S-Class UI • DLNA • Bing Maps | • Colors: Black, Blue, Platinum • Android Go edition • Google assistant • WiFi hotspot |
☢️ Radiation rate | ||
| LG Optimus 7 (E900) | LG K20 (X120EMW) | |
| 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 |