Comparison between:
- Samsung Galaxy A8 (2018)
- iOcean X7S-T
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| Samsung Galaxy A8 (2018) | iOcean X7S-T | |
 |  | |
| Model alias | Galaxy A5 (2018) SM-A530F A530F | - |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 70.6 mm 7.06 cm 0.232 ft 2.78 in | 69 mm 6.9 cm 0.226 ft 2.717 in |
| Height | 149.2 mm 14.92 cm 0.49 ft 5.874 in | 141 mm 14.1 cm 0.463 ft 5.551 in |
| Thickness | 8.4 mm 0.84 cm 0.028 ft 0.331 in | 8.95 mm 0.895 cm 0.029 ft 0.352 in |
| Weight | 172 g 0.38 lbs 6.07 oz | 150 g 0.33 lbs 5.29 oz |
| Volume | 88.48 cm³ 5.37 in³ | 87.07 cm³ 5.29 in³ |
| Colors | Black Blue Gold Gray | Black White |
| Body materials | Aluminium alloy Glass | - |
| Certification | IP68 | - |
SIM card
The Subscriber Identity Module (SIM) is used in mobile devices for storing data authenticating the subscribers of mobile services.
| SIM card type | Nano-SIM | Mini-SIM Micro-SIM |
| Number of SIM cards | 1 | 2 |
| Features | Dual SIM optional (A variant of the model with two SIM card slots is available) | 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 |
| W-CDMA | - | W-CDMA 900 MHz W-CDMA 2100 MHz |
| UMTS | UMTS 850 MHz UMTS 900 MHz UMTS 1700/2100 MHz UMTS 1900 MHz UMTS 2100 MHz | - |
| LTE | LTE-TDD 2300 MHz (B40) LTE-TDD 2500 MHz (B41) LTE-TDD 2600 MHz (B38) LTE 700 MHz Class 17 LTE 800 MHz LTE 850 MHz LTE 900 MHz LTE 1700/2100 MHz LTE 1800 MHz LTE 2100 MHz LTE 2600 MHz LTE 800 MHz (B18) LTE 800 MHz (B19) LTE 700 MHz (B28) LTE 1700/2100 MHz (B66) | - |
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 11 | UMTS EDGE GPRS HSPA+ |
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 7.1.1 Nougat Android 8.0 Oreo Android 9.0 Pie | Android 4.4 KitKat |
| User interface (UI) | Experience 8.5 | - |
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 | Samsung Exynos 7885 | MediaTek MT6592W |
| Process technology | 14 nm | 28 nm |
| CPU | 2x 2.2 GHz ARM Cortex-A73, 6x 1.6 GHz ARM Cortex-A53 | 8x 1.7 GHz ARM Cortex-A7 |
| CPU bits | 64 bit | 32 bit |
| Instruction set | ARMv8-A | ARMv7-A |
| Level 1 cache memory (L1) | - | 32 KB + 32 KB |
| Level 2 cache memory (L2) | - | 1024 KB 1 MB |
| CPU cores | 8 | 8 |
| CPU frequency | 2200 MHz | 1700 MHz |
| GPU | ARM Mali-G71 MP2 | ARM Mali-450 MP4 |
| GPU cores | 2 | 4 |
| GPU frequency | 1100 MHz | 700 MHz |
| RAM capacity | 4 GB | 2 GB |
| RAM type | LPDDR4 | LPDDR3 |
| RAM channels | Double channel | Single channel |
| RAM frequency | 1866 MHz | 666 MHz |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 32 GB 64 GB | 16 GB |
Memory cards
Memory cards are used in mobile devices for expanding their external storage capacity.
| Types | 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 | Super AMOLED | IPS |
| Diagonal size | 5.6 in 142.24 mm 14.22 cm | 5 in 127 mm 12.7 cm |
| Width | 2.45 in 62.23 mm 6.22 cm | 2.45 in 62.26 mm 6.23 cm |
| Height | 5.04 in 127.91 mm 12.79 cm | 4.36 in 110.69 mm 11.07 cm |
| Aspect ratio | 2.056:1 | 1.778:1 16:9 |
| Resolution | 1080 x 2220 pixels | 720 x 1280 pixels |
| Pixel density | 441 ppi 173 ppcm | 294 ppi 115 ppcm |
| Color depth | 24 bit 16777216 colors | 24 bit 16777216 colors |
| Display area | 75.8 % | 71.07 % |
| Other features | Capacitive Multi-touch Scratch resistant | Capacitive Multi-touch |
| Corning Gorilla Glass 4 Always-On Display | LTPS (Low Temperature PolySilicon) OGS (One Glass Solution) Full Lamination Technology |
Sensors
Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.
| Sensors | Proximity Light Accelerometer Compass Gyroscope Barometer Fingerprint Hall | Proximity Light Accelerometer Compass Gyroscope |
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 | Samsung S5K2P6SX | - |
| Sensor type | ISOCELL | CMOS BSI |
| Sensor format | 1/2.8" | - |
| Pixel size | 1.12 µm 0.001120 mm | - |
| Aperture | f/1.7 | f/2.4 |
| Field of view | 78 ° | - |
| Flash type | LED | LED |
| Image resolution | 4608 x 3456 pixels 15.93 MP | 4128 x 3096 pixels 12.78 MP |
| Video resolution | 1920 x 1080 pixels 2.07 MP | 1920 x 1080 pixels 2.07 MP |
| Video FPS | 30 fps | 30 fps |
| Features | Autofocus Continuous shooting Digital zoom Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode | Autofocus Continuous shooting Geotagging HDR Touch focus Face detection ISO settings Macro mode |
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 | Samsung S5K3P8SP | - |
| Sensor type | ISOCELL | - |
| Sensor format | 1/3.1" | - |
| Pixel size | 1 µm 0.001000 mm | - |
| Aperture | f/1.9 | - |
| Focal length and 35 mm equivalent | 3.6 mm 27 mm *(35 mm / full frame) | - |
| Image resolution | 4608 x 3456 pixels 15.93 MP | 2592 x 1944 pixels 5.04 MP |
| Video resolution | 1920 x 1080 pixels 2.07 MP | 1920 x 1080 pixels 2.07 MP |
| Video FPS | 30 fps | 30 fps |
| Features | Face unlock | - |
| Aperture size - f/1.9 (#2) Secondary front camera - 8 MP | - |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Earpiece | Loudspeaker Earpiece |
Radio
The radio in a mobile device is a built-in FM radio receiver.
| Radio | Yes | Yes |
Tracking/Positioning
Information about the positioning and navigation technologies supported by the device.
| Tracking/Positioning | GPS A-GPS GLONASS BeiDou | 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 Wi-Fi Direct |
Bluetooth
Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.
| Version | 5.0 | 4.0 |
| Features | A2DP AVRCP DIP HFP HID HSP MAP OPP PAN PBAP HOGP | A2DP |
USB
The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data.
| Connector type | USB Type-C | Micro USB |
| Version | 2.0 | 2.0 |
| Features | Charging Mass storage On-The-Go | 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 | Yes |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | Computer sync OTA sync Tethering NFC ANT+ | 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 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 AMR AMR-WB eAAC+ FLAC M4A MIDI MP3 OGG WMA WAV | AMR AMR-WB FLAC MIDI MP3 OGG RealAudio 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 3GPP2 AVI Flash Video H.263 H.264 H.265 MKV MP4 VC-1 VP8 VP9 WebM WMV WMV7 WMV8 Xvid | 3GPP AVI Flash Video MKV QuickTime MPEG-4 WMV ASF RMVB |
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 | 2000 mAh |
| Type | Li-Ion | Li-Polymer |
| 2G talk time | 19 h 1140 min 0.8 days | - |
| 3G talk time | 19 h 1140 min 0.8 days | - |
| Features | Fast charging 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) | 0.241 W/kg | - |
| Body SAR (EU) | 1.25 W/kg | - |
| Head SAR (USA) | 0.51 W/kg | - |
| Body SAR (USA) | 0.76 W/kg | - |
| Samsung Galaxy A8 (2018) | iOcean X7S-T |