Both LG Optimus Black and LG Optimus L7 are ultra thin smartphone with below 1cm thickness. LG Optimus L7 measures 125.5 x 67 x 8.7mm, while LG Optimus Black measures 122 x 64 x 9.2mm.
But LG Optimus L7 and LG Optimus Black use different versions of Android OS. LG Optimus L7 uses Android OS 4.0 Ice Cream Sandwich, while LG Optimus Black uses Android Gingerbread OS. But for performance, LG Optimus Black is better because it comes with 1GHz Cortex-A8 processor, PowerVR SGX530 GPU, and 512MB RAM. While LG Optimus L7 is powered by 1GHz Cortex-A5 processor, Adreno 200 GPU, and 512MB RAM.
LG Optimus L7 has larger internal memory capacity that is 2.4GB, while Optimus Black only has 1GB internal memory capacity. Both are equipped with microSD slot up to 32GB.
LG Optimus L7 also has 4.3 inches touch screen with 480 x 800 pixels resolution (217ppi), while Optimus Black has 4-inch touch screen with 480 x 800 pixels resolution(233ppi). Both are well coated with Corning Gorilla Glass for extra protection.
Both smartphones are equipped with powerful 5 MP camera. But the LG Optimus Black camera is better because it has the ability to record 720p HD video. Both are equipped with front camera, LG Optimus Black comes with 2 MP camera.
For connectivity features, they are equipped with features such as 3G network with HSDPA and HSUPA, Wi-Fi 802.11 b / g / n with Wi-Fi Direct and Wi-Fi hotspot, Bluetooth, GPS, and microUSB port. As for power Capacity, LG Optimus L7 comes with 1700mAh battery capacity, and LG Optimus Black comes with 1500mAh battery capacity.
We prefer LG Optimus Black as it has cheaper price and has features that are not much different from Optimus L7. But if you want to try Android 4.0 ICS you can choose LG Optimus L7.
LG Optimus L7 and LG Optimus Black Specifications Comparison
| Specifications | LG Optimus L7 | LG Optimus Black |
|---|---|---|
| *PICTURE* | ||
 |
 |
|
| *BASIC INFORMATION* | ||
| Released | February 29, 2012 (1st Quarter) | January 05, 2011 (1st Quarter) |
| Network Technology | GSM 850 / 900 / 1800 / 1900 HSDPA 900 / 1900 / 2100 | GSM 850 / 900 / 1800 / 1900 HSDPA |
| *BODY* | ||
| Dimensions (mm) | 125.5 x 67 x 8.7 | 121 x 63.5 x 9.2 |
| Weight (g) | 122 | 109 |
| Colours choice | Black, White | - |
| QWERTY Keypad | No | No |
| *PROCESSOR/ MEMORY* | ||
| CPU | 1 GHz Cortex-A5 | - |
| Internal Storage | 4 GB storage (2.4 GB user available) | 2GB Storage |
| RAM | 512MB | 512 MB RAM |
| External Memory | microSD, up to 32 GB | microSD, up to 32GB |
| GPU | Adreno 200 | - |
| Chipset | Qualcomm MSM7225A Snapdragon | - |
| *SOFTWARE* | ||
| Platform / OS | Android OS, v4.0.3 (Ice Cream Sandwich) | Android OS, v2.2 (Froyo) |
| Messaging | SMS, MMS, Email, Push Email, IM | SMS, MMS, Email, Push Email, IM |
| Java (J2ME) | via Java MIDP emulator | - |
| Others Software | SNS integration, HDMI port,Google Search, Maps, Gmail, YouTube, Google Talk,Document editor | A-GPS support, Digital compass, YouTube, Google Talk, Document Viewers |
| *DISPLAY* | ||
| Design | Candybar | Blok |
| Screen Size & Resolution | 4.3 inches, 480 x 800 pixels | 4.0 inch, 480x800, Touchscreen (Multi-Touch), NOVA display |
| Screen Color | IPS LCD, capacitive touchscreen, 16M colors | TFT 16M colors |
| Multi Touch | Yes | No |
| Screen Protection | Corning Gorilla Glass | - |
| *SOUND* | ||
| Alert | MP3, Vibration | - |
| 3.5mm Jack | Yes | No |
| Extra Feature | MP3/WAV/WMA/eAAC+ player | MP3/WAV/WMA/eAAC+ player 3.5 mm audio jack |
| *CAMERA* | ||
| Type/Capacity | 5 Megapixel | 5 Megapixel |
| Max. Resolution | 2592 x 1944 | 2592 x 1944 (Secondary 2MP Camera) |
| Secondary Camera | Yes | No |
| Video Recording | - | - |
| Flash | Yes | Yes |
| Extra Features | autofocus, LED flash,Geo-tagging, touch focus | autofocus, Geo-tagging, world's first 2MP front camera |
| *CONNECTIVITY* | ||
| HSDPA | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | Yes, HSDPA, 7.2 Mbps, HSUPA, 5.76 Mbps |
| WLAN | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Yes, Wi-Fi 802.11 b/g/n (world's first Wi-Fi Direct) |
| GPRS | Class 12 | Yes |
| EDGE | Class 12 | Yes |
| WiFi Hotspot | Yes | No |
| NFC Support | Yes | No |
| Bluetooth | Yes, v3.0 with A2DP | Yes, v2.1 with A2DP |
| USB Port | Yes | Yes |
| GPS | Yes | Yes |
| *ENTERTAINMENT* | ||
| TV Receiver | No | No |
| FM Radio | Yes | Yes |
| Entertainment Others | - | - |
| *BATTERY* | ||
| Battery Type/ Capacity | Li-Ion 1700 mAh | Li-Ion 1500 mAh |
| TalkTime | Up to 6 h | - |
| Stand-by | Up to 550 h | - |
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