Comparison between:
- LG G2
- Mobiistar Zumbo J2
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| LG G2 | Mobiistar Zumbo J2 | |
 |  | |
| Model alias | Optimus G2 LG-D802 D802 LG-D802TA D802TA LG-D803 D803 LG-VS980 VS980 LG-LS980 LGLS980 LS980 | - |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 70.9 mm 7.09 cm 0.233 ft 2.791 in | 74.37 mm 7.437 cm 0.244 ft 2.928 in |
| Height | 138.5 mm 13.85 cm 0.454 ft 5.453 in | 150.3 mm 15.03 cm 0.493 ft 5.917 in |
| Thickness | 8.9 mm 0.89 cm 0.029 ft 0.35 in | 9.6 mm 0.96 cm 0.031 ft 0.378 in |
| Weight | 143 g 0.32 lbs 5.04 oz | 160 g 0.35 lbs 5.64 oz |
| Volume | 87.39 cm³ 5.31 in³ | 107.31 cm³ 6.52 in³ |
| Colors | Black White Red Gold | Gold Black |
| Body materials | Polycarbonate | Metal |
SIM card
The Subscriber Identity Module (SIM) is used in mobile devices for storing data authenticating the subscribers of mobile services.
| SIM card type | Micro-SIM | Micro-SIM Micro-SIM / microSD |
| Number of SIM cards | 1 | 2 |
Networks
A mobile (cellular) network is a radio system, which allows a large number of mobile devices to communicate with each other.
| GSM | GSM 850 MHz GSM 900 MHz GSM 1800 MHz GSM 1900 MHz | GSM 900 MHz GSM 1800 MHz |
| CDMA | CDMA 800 MHz CDMA 1900 MHz | - |
| CDMA2000 | 1xEV-DO Rev. A | - |
| W-CDMA | - | W-CDMA 2100 MHz |
| UMTS | UMTS 850 MHz UMTS 900 MHz UMTS 1900 MHz UMTS 2100 MHz | - |
| LTE | LTE 850 MHz LTE 900 MHz LTE 1800 MHz LTE 2100 MHz LTE 2600 MHz LTE-TDD 2300 MHz (B40) | LTE 1800 MHz LTE 2600 MHz |
Mobile network technologies and bandwidth
Communication between devices within mobile networks is realized via various generations of network technologies, which provide different bandwidth.
| Mobile network technologies | UMTS EDGE Class 12 GPRS Class 12 HSPA+ LTE Cat 4 EV-DO Rev. A | UMTS EDGE Class 12 GPRS Class 12 HSPA+ LTE Cat 4 |
Operating system
Operating system is the system software, which manages and controls the functioning of the hardware components of the device.
| Operating system (OS) | Android 4.2.2 Jelly Bean Android 4.4 KitKat Android 5.0 Lollipop Android 5.1.1 Lollipop | Android 7.0 Nougat |
System on Chip (SoC)
A system on a chip (SoC) includes into a single chip some of the main hardware components of the mobile device.
| SoC | Qualcomm Snapdragon 800 MSM8974AA | MediaTek MT6737 |
| Process technology | 28 nm | 28 nm |
| CPU | Krait 400 | ARM Cortex-A53 |
| CPU bits | 32 bit | 64 bit |
| Instruction set | ARMv7 | ARMv8-A |
| Level 0 cache memory (L0) | 4 KB + 4 KB | - |
| Level 1 cache memory (L1) | 16 KB + 16 KB | 32 KB + 32 KB |
| Level 2 cache memory (L2) | 2048 KB 2 MB | 512 KB 0.5 MB |
| CPU cores | 4 | 4 |
| CPU frequency | 2260 MHz | 1250 MHz |
| GPU | Qualcomm Adreno 330 | ARM Mali-T720 MP1 |
| GPU cores | 4 | 1 |
| GPU frequency | 450 MHz | 600 MHz |
| RAM capacity | 2 GB | 2 GB |
| RAM type | LPDDR3 | LPDDR3 |
| RAM channels | Double channel | Single channel |
| RAM frequency | 800 MHz | 640 MHz |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 16 GB 32 GB | 16 GB |
Memory cards
Memory cards are used in mobile devices for expanding their external storage capacity.
| Types | - | microSD microSDHC microSDXC |
Display
The display of a mobile device is characterized by its technology, resolution, pixel density, diagonal length, color depth, etc.
| Type/technology | IPS | IPS |
| Diagonal size | 5.2 in 132.08 mm 13.21 cm | 5.2 in 132.08 mm 13.21 cm |
| Width | 2.55 in 64.75 mm 6.48 cm | 2.55 in 64.75 mm 6.48 cm |
| Height | 4.53 in 115.12 mm 11.51 cm | 4.53 in 115.12 mm 11.51 cm |
| Aspect ratio | 1.778:1 16:9 | 1.778:1 16:9 |
| Resolution | 1080 x 1920 pixels | 720 x 1280 pixels |
| Pixel density | 424 ppi 166 ppcm | 282 ppi 110 ppcm |
| Color depth | 24 bit 16777216 colors | 24 bit 16777216 colors |
| Display area | 76.16 % | 66.9 % |
| Other features | Capacitive Multi-touch Scratch resistant | Capacitive Multi-touch |
| Corning Gorilla Glass 2 | 2.5D curved glass screen |
Sensors
Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.
| Sensors | Proximity Light Accelerometer Compass Gyroscope | Proximity Light Accelerometer Gyroscope Fingerprint |
Rear camera
The primary camera of the mobile device is usually placed on its back and can be combined with one or more additional cameras.
| Sensor model | Sony IMX135 Exmor RS | - |
| Sensor type | CMOS | CMOS |
| Sensor size | 4.69 x 3.52 mm 0.23 in | - |
| Pixel size | 1.127 µm 0.001127 mm | - |
| Crop factor | 7.38 | - |
| ISO | 100 - 800 | - |
| Aperture | f/2.4 | f/2 |
| Focal length and 35 mm equivalent | 4 mm 29.51 mm *(35 mm / full frame) | - |
| Number of lenses | - | 5 |
| Flash type | LED | Dual LED |
| Image resolution | 4160 x 3120 pixels 12.98 MP | 4160 x 3120 pixels 12.98 MP |
| Video resolution | 1920 x 1080 pixels 2.07 MP | 1280 x 720 pixels 0.92 MP |
| Video FPS | 60 fps | 30 fps |
| Features | Autofocus Continuous shooting Digital zoom Optical image stabilization Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode | Autofocus Continuous shooting Digital zoom Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Scene mode |
| 1920x1080 @ 60 fps Sapphire Crystal Glass | - |
Front camera
Modern smartphones have one or more front cameras and their positioning has led to various design concepts – pop-up camera, rotating camera, notch, punch hole, under-display camera, etc.
| Sensor type | - | CMOS |
| Aperture | - | f/2 |
| Auxiliary light | - | Dual LED |
| Image resolution | 1920 x 1080 pixels 2.07 MP | 4160 x 3120 pixels 12.98 MP |
| Video resolution | 1920 x 1080 pixels 2.07 MP | 1280 x 720 pixels 0.92 MP |
| Video FPS | 30 fps | 30 fps |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Earpiece | Loudspeaker Earpiece |
| 192 kHz / 24-bit | - |
Radio
The radio in a mobile device is a built-in FM radio receiver.
| Radio | Yes | Yes |
| RDS Not available in VS980 | - |
Tracking/Positioning
Information about the positioning and navigation technologies supported by the device.
| Tracking/Positioning | GPS A-GPS GLONASS | GPS A-GPS |
Wi-Fi
Wi-Fi is a technology that provides wireless data connections between various devices within a short range.
| Wi-Fi | 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz 802.11ac Dual band Wi-Fi Hotspot Wi-Fi Direct | 802.11b 802.11g 802.11n Wi-Fi Hotspot |
Bluetooth
Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.
| Version | 4.0 | 4.0 |
| Features | A2DP AVRCP FTP HFP HID LE OPP PBAP | A2DP |
USB
The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data.
| Connector type | Micro USB | Micro USB |
| Version | 2.0 | 2.0 |
| Features | Charging Mass storage On-The-Go | Charging Mass storage |
HDMI
The High-Definition Multimedia Interface (HDMI) is considered to be the digital alternative of the analog audio/video interface standards.
| HDMI | Micro USB to HDMI MHL adapter | - |
Headphone jack
The headphone jack is an audio phone connector, a.k.a. an audio jack. The most widely used one in mobile devices is the 3.5 mm headphone jack.
| Headphone jack | Yes | Yes |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | Computer sync OTA sync Infrared Tethering DLNA NFC | Computer sync OTA sync Tethering |
Browser
A web browser is a software application for accessing, fetching, displaying and navigating through information on the World Wide Web.
| Browser | HTML HTML5 | HTML HTML5 CSS 3 |
Audio file formats/codecs
Mobile devices support various audio file formats and codecs, which respectively store and code/decode digital audio data.
| Audio file formats/codecs | AC3 eAAC+ FLAC MP3 WMA WAV | AAC AMR eAAC+ FLAC MIDI MP3 OGG WMA WAV |
Video file formats/codecs
Mobile devices support various video file formats and codecs, which respectively store and code/decode digital video data.
| Video file formats/codecs | DivX H.263 H.264 MP4 MPEG-4 WMV Xvid | 3GPP AVI H.263 H.264 MP4 WebM WMV Xvid |
Battery
The batteries of mobile devices differ in capacity and technology. They provide the electrical charge needed for the functioning of the devices.
| Capacity | 3000 mAh | 3000 mAh |
| Type | Li-Polymer | Li-Polymer |
| 2G talk time | 16 h 30 min 16.5 h 990 min 0.7 days | 20 h 1200 min 0.8 days |
| 2G stand-by time | 790 h 47400 min 32.9 days | 480 h 28800 min 20 days |
| 3G talk time | 17 h 30 min 17.5 h 1050 min 0.7 days | 12 h 720 min 0.5 days |
| 3G stand-by time | 900 h 54000 min 37.5 days | 480 h 28800 min 20 days |
| Features | Non-removable | Non-removable |
| SiO+ | - |
Specific Absorption Rate (SAR)
The SAR rating shows the amount of electromagnetic radiation absorbed by the human body when using a mobile device, expressed in W/kg.
| Head SAR (EU) | 0.41 W/kg | - |
| Body SAR (EU) | 0.47 W/kg | - |
| Head SAR (USA) | 0.5 W/kg | - |
| Body SAR (USA) | 0.69 W/kg | - |
| LG G2 | Mobiistar Zumbo J2 |