Comparison between:
- LG K10 LTE
- Xiaomi Mi A2
- Huawei P8Lite
- Samsung Galaxy J7 Metal
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| LG K10 LTE | Xiaomi Mi A2 | Huawei P8Lite | Samsung Galaxy J7 Metal | |
 |  Prices |  |  | |
| Model alias | LG-K420N K420N LG-F670K F670K LG-F670L F670L LG-F670S F670S | - | P8 Lite ALE-L01 ALE-L02 ALE-L21 ALE-L23 ALE-UL00 | SM-J710M J710M |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 74.8 mm 7.48 cm 0.245 ft 2.945 in | 75.4 mm 7.54 cm 0.247 ft 2.969 in | 70.6 mm 7.06 cm 0.232 ft 2.78 in | 76 mm 7.6 cm 0.249 ft 2.992 in |
| Height | 146.6 mm 14.66 cm 0.481 ft 5.772 in | 158.7 mm 15.87 cm 0.521 ft 6.248 in | 143 mm 14.3 cm 0.469 ft 5.63 in | 151.7 mm 15.17 cm 0.498 ft 5.972 in |
| Thickness | 8.8 mm 0.88 cm 0.029 ft 0.346 in | 7.3 mm 0.73 cm 0.024 ft 0.287 in | 7.7 mm 0.77 cm 0.025 ft 0.303 in | 7.8 mm 0.78 cm 0.026 ft 0.307 in |
| Weight | 140 g 0.31 lbs 4.94 oz | 168 g 0.37 lbs 5.93 oz | 131 g 0.29 lbs 4.62 oz | 169 g 0.37 lbs 5.96 oz |
| Volume | 96.5 cm³ 5.86 in³ | 87.35 cm³ 5.3 in³ | 77.74 cm³ 4.72 in³ | 89.93 cm³ 5.46 in³ |
| Colors | Blue White | Black Blue Gold | Black White | Gold White Black |
| Body materials | Plastic | Aluminium alloy | Plastic | Metal Plastic |
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 | Nano-SIM | Micro-SIM Nano-SIM / microSD | Micro-SIM |
| Number of SIM cards | 2 | 2 | 2 | 2 |
| Features | Dual SIM stand-by (Both cards are active. When one is busy, the other is not active) | Dual SIM stand-by (Both cards are active. When one is busy, the other is not active) | - | Dual SIM stand-by (Both cards are active. When one is busy, the other is not active) |
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 850 MHz GSM 900 MHz GSM 1800 MHz GSM 1900 MHz | GSM 850 MHz GSM 900 MHz GSM 1800 MHz GSM 1900 MHz | GSM 850 MHz GSM 900 MHz GSM 1800 MHz GSM 1900 MHz |
| UMTS | UMTS 850 MHz UMTS 900 MHz UMTS 1900 MHz UMTS 2100 MHz | UMTS 850 MHz UMTS 900 MHz UMTS 1700/2100 MHz UMTS 1900 MHz UMTS 2100 MHz | UMTS 850 MHz UMTS 900 MHz UMTS 1700/2100 MHz UMTS 1900 MHz | UMTS 850 MHz UMTS 900 MHz UMTS 1700/2100 MHz UMTS 1900 MHz UMTS 2100 MHz |
| LTE | LTE 800 MHz LTE 900 MHz LTE 1800 MHz LTE 2100 MHz LTE 2600 MHz | LTE 800 MHz LTE 850 MHz LTE 900 MHz LTE 1700/2100 MHz LTE 1800 MHz LTE 1900 MHz LTE 2100 MHz LTE 2600 MHz LTE-TDD 2300 MHz (B40) LTE-TDD 2600 MHz (B38) | LTE 800 MHz LTE 900 MHz LTE 1800 MHz LTE 2600 MHz | LTE 700 MHz Class 17 LTE 850 MHz LTE 900 MHz LTE 1700/2100 MHz LTE 1800 MHz LTE 1900 MHz LTE 2100 MHz LTE 2600 MHz LTE 700 MHz (B28) |
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 GPRS HSPA+ LTE Cat 4 | UMTS EDGE GPRS HSPA+ LTE Cat 12 | UMTS EDGE GPRS HSPA+ LTE Cat 4 | UMTS EDGE GPRS 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 6.0 Marshmallow Android 7.0 Nougat | Android 8.1 Oreo Android 9.0 Pie | Android 5.0.2 Lollipop Android 6.0 Marshmallow | Android 6.0.1 Marshmallow |
| User interface (UI) | LG UX 4.0 | - | Emotion 3.1 | - |
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 410 MSM8916 | Qualcomm Snapdragon 660 MSM8976 Plus | Huawei HiSilicon KIRIN 620 | Samsung Exynos 7 Octa 7870 |
| Process technology | 28 nm | 14 nm | 28 nm | 14 nm |
| CPU | ARM Cortex-A53 | 4x 2.2 GHz Kryo 260, 4x 1.84 GHz Kryo 260 | ARM Cortex-A53 | ARM Cortex-A53 |
| CPU bits | 64 bit | 64 bit | 64 bit | 64 bit |
| Instruction set | ARMv8 | ARMv8 | ARMv8-A | ARMv8-A |
| Level 0 cache memory (L0) | 4 KB + 4 KB | - | - | - |
| Level 1 cache memory (L1) | 16 KB + 16 KB | - | - | - |
| Level 2 cache memory (L2) | 2048 KB 2 MB | - | - | - |
| CPU cores | 4 | 8 | 8 | 8 |
| CPU frequency | 1200 MHz | 2200 MHz | 1200 MHz | 1600 MHz |
| GPU | Qualcomm Adreno 306 | Qualcomm Adreno 512 | ARM Mali-450 MP4 | ARM Mali-T830 MP2 |
| GPU cores | - | - | 4 | 2 |
| GPU frequency | 400 MHz | 650 MHz | 500 MHz | - |
| RAM capacity | 1.5 GB | 4 GB 6 GB | 2 GB | 2 GB |
| RAM type | LPDDR3 | LPDDR4X | LPDDR3 | LPDDR3 |
| RAM channels | Single channel | Double channel | - | Single channel |
| RAM frequency | 533 MHz | 1866 MHz | - | 933 MHz |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 16 GB | 32 GB 64 GB 128 GB | 16 GB | 16 GB |
| - | eMMC 5.1 | - | - |
Memory cards
Memory cards are used in mobile devices for expanding their external storage capacity.
| Types | microSD microSDHC microSDXC | - | microSD microSDHC microSDXC | 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 | IPS | Super AMOLED |
| Diagonal size | 5.3 in 134.62 mm 13.46 cm | 5.99 in 152.15 mm 15.21 cm | 5 in 127 mm 12.7 cm | 5.5 in 139.7 mm 13.97 cm |
| Width | 2.6 in 66 mm 6.6 cm | 2.68 in 68.04 mm 6.8 cm | 2.45 in 62.26 mm 6.23 cm | 2.7 in 68.49 mm 6.85 cm |
| Height | 4.62 in 117.33 mm 11.73 cm | 5.36 in 136.08 mm 13.61 cm | 4.36 in 110.69 mm 11.07 cm | 4.79 in 121.76 mm 12.18 cm |
| Aspect ratio | 1.778:1 16:9 | 2:1 2:1 (18:9) | 1.778:1 16:9 | 1.778:1 16:9 |
| Resolution | 720 x 1280 pixels | 1080 x 2160 pixels | 720 x 1280 pixels | 720 x 1280 pixels |
| Pixel density | 277 ppi 108 ppcm | 403 ppi 158 ppcm | 294 ppi 115 ppcm | 267 ppi 104 ppcm |
| Color depth | 24 bit 16777216 colors | 24 bit 16777216 colors | 24 bit 16777216 colors | 24 bit 16777216 colors |
| Display area | 70.85 % | 77.63 % | 68.49 % | 72.56 % |
| Other features | Capacitive Multi-touch Scratch resistant | Capacitive Multi-touch Scratch resistant | Capacitive Multi-touch Scratch resistant | Capacitive Multi-touch |
| Corning Gorilla Glass 3 2.5D curved glass screen | Corning Gorilla Glass 5 2.5D curved glass screen LTPS (Low Temperature PolySilicon) 1500:1 contrast ratio 500 cd/m² 85% NTSC | - | - |
Sensors
Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.
| Sensors | Proximity Light Accelerometer | Proximity Light Accelerometer Compass Gyroscope Barometer Fingerprint Hall | Proximity Light Accelerometer Compass Gyroscope | Proximity Light Accelerometer Hall |
| - | Fingerprint sensor model - Fingerprint Cards FPC1028 | - | - |
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 IMX486 Exmor RS | OmniVision OV13850 | - |
| Sensor type | CMOS | CMOS | PureCel | CMOS |
| Sensor size | - | - | 4.82 x 3.68 mm 0.24 in | - |
| Sensor format | - | 1/2.9" | - | - |
| Pixel size | - | 1.25 µm 0.001250 mm | 1.157 µm 0.001157 mm | - |
| Crop factor | - | - | 7.14 | - |
| Aperture | f/2.2 | f/1.75 | f/2 | f/1.9 |
| Focal length and 35 mm equivalent | - | 4.07 mm | 3.8 mm 27.13 mm *(35 mm / full frame) | - |
| Flash type | LED | Dual LED | Dual LED | Dual LED |
| Image resolution | 4160 x 3120 pixels 12.98 MP | 4000 x 3000 pixels 12 MP | 4160 x 3120 pixels 12.98 MP | 4160 x 3120 pixels 12.98 MP |
| Video resolution | 1920 x 1080 pixels 2.07 MP | 3840 x 2160 pixels 8.29 MP | 1920 x 1080 pixels 2.07 MP | 1920 x 1080 pixels 2.07 MP |
| Video FPS | 30 fps | 30 fps | 30 fps | 30 fps |
| Features | Autofocus Continuous shooting Digital zoom Digital 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 Self-timer Scene mode Phase detection autofocus (PDAF) | Autofocus Continuous shooting Digital zoom Digital 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 Digital image stabilization Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode |
| - | 720p @ 120 fps Secondary rear camera - 20 MP Sensor model - Sony IMX376 Exmor RS (#2) Sensor type - CMOS BSI (#2) Sensor size - 1/2.78" (#2) Pixel size - 2.0 μm (4-in-1 pixel binning) (#2) Aperture size - f/1.75 (#2) | - | - |
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 model | - | Sony IMX376 Exmor RS | OmniVision OV5648 | - |
| Sensor type | - | CMOS BSI | CMOS BSI+ | - |
| Sensor size | - | - | 3.67 x 2.74 mm 0.18 in | - |
| Sensor format | - | 1/2.78" | - | - |
| Pixel size | - | 1 µm 0.001000 mm | 1.435 µm 0.001435 mm | - |
| Crop factor | - | - | 9.44 | - |
| Aperture | f/2.4 | f/2.2 | f/2.4 | f/1.9 |
| Focal length and 35 mm equivalent | - | 3.82 mm | 2.3 mm 21.72 mm *(35 mm / full frame) | - |
| Auxiliary light | - | LED | - | - |
| Image resolution | 2560 x 1920 pixels 4.92 MP | 5184 x 3880 pixels 20.11 MP | 2560 x 1920 pixels 4.92 MP | 2592 x 1944 pixels 5.04 MP |
| Video resolution | 1920 x 1080 pixels 2.07 MP | 1920 x 1080 pixels 2.07 MP | 1280 x 720 pixels 0.92 MP | - |
| Video FPS | 30 fps | 30 fps | 30 fps | - |
| - | Pixel size - 2.0 μm (4-in-1 pixel binning) HDR | Interpolated resolution - 8 MP | - |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Earpiece | Loudspeaker Earpiece | Loudspeaker Earpiece | Loudspeaker Earpiece |
| RDS | Headphone adapter | - | - |
Radio
The radio in a mobile device is a built-in FM radio receiver.
| Radio | Yes | No | Yes | Yes |
| - | - | - | RDS |
Tracking/Positioning
Information about the positioning and navigation technologies supported by the device.
| Tracking/Positioning | GPS A-GPS GLONASS | GPS A-GPS GLONASS BeiDou | GPS A-GPS GLONASS | GPS A-GPS GLONASS BeiDou |
Wi-Fi
Wi-Fi is a technology that provides wireless data connections between various devices within a short range.
| Wi-Fi | 802.11b 802.11g 802.11n Wi-Fi Hotspot Wi-Fi Direct | 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz 802.11ac Dual band Wi-Fi Hotspot Wi-Fi Direct Wi-Fi Display | 802.11b 802.11g 802.11n Wi-Fi Hotspot Wi-Fi Direct | 802.11b 802.11g 802.11n Wi-Fi Hotspot Wi-Fi Direct |
| - | 2x2 MiMO | - | - |
Bluetooth
Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.
| Version | 4.1 | 5.0 | 4.0 | 4.1 |
| Features | A2DP AVRCP HDP HFP HID HSP LE MAP OPP PAN PBAP SAP | A2DP HID | A2DP LE | A2DP AVRCP DIP HFP HID HSP MAP OPP PAN PBAP |
USB
The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data.
| Connector type | Micro USB | USB Type-C | Micro USB | Micro USB |
| Version | 2.0 | 2.0 | 2.0 | 2.0 |
| Features | Charging Mass storage | Charging Host Mass storage On-The-Go | Charging Mass storage | Charging Mass storage |
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 | No | Yes | Yes |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | Computer sync OTA sync Tethering NFC VoLTE | Computer sync OTA sync Infrared Tethering VoLTE | Computer sync OTA sync Tethering NFC | Computer sync OTA sync Tethering NFC ANT+ |
Browser
A web browser is a software application for accessing, fetching, displaying and navigating through information on the World Wide Web.
| Browser | HTML HTML5 CSS 3 | HTML HTML5 CSS 3 | HTML HTML5 CSS 3 | 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 | AAC AAC+ AMR AMR-WB eAAC+ FLAC MIDI MP3 OGG WMA WAV PCM ADPCM | AAC AAC+ AC3 AMR eAAC+ FLAC MIDI MP3 OGG WMA WAV | AAC AAC+ AMR eAAC+ MIDI MP3 WMA WAV | AAC AMR AMR-WB FLAC M4A 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 | 3GPP AVI H.263 H.264 MPEG-4 VP8 VP9 Xvid | 3GPP AVI H.263 H.264 H.265 MKV MP4 VC-1 VP8 Xvid | 3GPP AVI H.263 H.264 MPEG-4 WMV | 3GPP 3GPP2 AVI Flash Video 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 | 2300 mAh | 3010 mAh | 2200 mAh | 3300 mAh |
| Type | Li-Ion | Li-Polymer | Li-Polymer | Li-Ion |
| 2G talk time | 10 h 600 min 0.4 days | - | 20 h 1200 min 0.8 days | 23 h 1380 min 1 days |
| 2G stand-by time | 440 h 26400 min 18.3 days | - | 600 h 36000 min 25 days | 354 h 21240 min 14.8 days |
| 3G talk time | 10 h 600 min 0.4 days | - | 13 h 780 min 0.5 days | 23 h 1380 min 1 days |
| 3G stand-by time | 440 h 26400 min 18.3 days | - | 500 h 30000 min 20.8 days | 354 h 21240 min 14.8 days |
| 4G talk time | 10 h 600 min 0.4 days | - | - | - |
| 4G stand-by time | 440 h 26400 min 18.3 days | - | 450 h 27000 min 18.8 days | - |
| Charger output power | - | 5 V / 2 A | - | - |
| Quick charge technology | - | Qualcomm Quick Charge 3.0 | - | - |
| Features | Removable | Fast charging Non-removable | Non-removable | Removable |
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) | 0.462 W/kg | 0.963 W/kg | 0.39 W/kg | - |
| Body SAR (EU) | 1.48 W/kg | 0.639 W/kg | 1.02 W/kg | - |
| Head SAR (USA) | 0.63 W/kg | 1.16 W/kg | 0.78 W/kg | - |
| Body SAR (USA) | 0.71 W/kg | 0.66 W/kg | 0.65 W/kg | - |
Additional features
Some devices have additional features, different from the standard ones above, but equally important and worth mentioning.
| Additional features | LG-F670K - SAR (Specific Absorption Rate) US: head - 1.211 W/kg; body - 0.569 W/kg LG-F670L - SAR (Specific Absorption Rate) US: head - 0.964 W/kg; body - 0.468 W/kg LG-F670S - SAR (Specific Absorption Rate) US: head - 0.912 W/kg; body - 0.550 W/kg | M1804D2SI - SAR (Specific Absorption Rate) India: head - 1.092 W/kg; body - 0.259 W/kg | - | - |
| LG K10 LTE | Xiaomi Mi A2 | Huawei P8Lite | Samsung Galaxy J7 Metal |