Comparison between:
- FOSSiBOT F106 Pro
- Xiaomi Redmi S2
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| FOSSiBOT F106 Pro | Xiaomi Redmi S2 | |
 |  |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 82.4 mm 8.24 cm 0.27 ft 3.244 in | 77.26 mm 7.726 cm 0.253 ft 3.042 in |
| Height | 174.2 mm 17.42 cm 0.572 ft 6.858 in | 160.73 mm 16.073 cm 0.527 ft 6.328 in |
| Thickness | 22.3 mm 2.23 cm 0.073 ft 0.878 in | 8.1 mm 0.81 cm 0.027 ft 0.319 in |
| Weight | 470 g 1.04 lbs 16.58 oz | 170 g 0.37 lbs 6 oz |
| Volume | 320.1 cm³ 19.44 in³ | 100.59 cm³ 6.11 in³ |
| Colors | Gray | Gold Silver Rose-gold |
| Body materials | Zinc alloy Polycarbonate TPU Metal | Plastic |
| Certification | IP68 IP69K MIL-STD-810H | - |
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 Nano-SIM / microSD | Nano-SIM |
| Number of SIM cards | 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) |
Networks
A mobile (cellular) network is a radio system, which allows a large number of mobile devices to communicate with each other.
| GSM | GSМ 850 МНz (В5) GSМ 900 МНz (В8) GSМ 1900 МНz (В2) | GSМ 850 МНz GSМ 900 МНz GSМ 1900 МНz |
| CDMA | - | CDMA 800 MHz |
| W-CDMA | W-CDMA 850 MHz (B5) W-CDMA 900 MHz (B8) W-CDMA 1700 MHz (B4) W-CDMA 1900 MHz (B2) W-CDMA 2100 MHz (B1) | - |
| TD-SCDMA | - | TD-SCDMA 1880-1920 MHz TD-SCDMA 2010-2025 MHz |
| UMTS | - | UМТS 900 МНz UМТS 1900 МНz UМТS 2100 МНz |
| LTE | LТЕ-FDD 700 МНz (В12) LТЕ-FDD 700 МНz (В17) LТЕ-FDD 700 МНz (В28) LТЕ-FDD 800 МНz (В20) LТЕ-FDD 850 МНz (В5) LТЕ-FDD 850 МНz (В18) LТЕ-FDD 850 МНz (В19) LТЕ-FDD 850 МНz (В26) LТЕ-FDD 900 МНz (В8) LТЕ-FDD 1700 МНz (В4) LТЕ-FDD 1700 МНz (В66) LТЕ-FDD 1800 МНz (В3) LТЕ-FDD 1900 МНz (В2) LТЕ-FDD 1900 МНz (В25) LТЕ-FDD 2100 МНz (В1) LТЕ-FDD 2600 МНz (В7) LТЕ-ТDD 1900 МНz (В39) LТЕ-ТDD 2300 МНz (В40) LТЕ-ТDD 2600 МНz (В38) | LТЕ 850 МНz LТЕ 900 МНz LТЕ 1800 МНz LТЕ 2100 МНz LТЕ 2600 МНz LТЕ-ТDD 1900 МНz (В39) LТЕ-ТDD 2300 МНz (В40) LТЕ-ТDD 2600 МНz (В38) |
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 | UМТS GРRS LТЕ | UМТS GРRS LТЕ Саt 6 |
Operating system
Operating system is the system software, which manages and controls the functioning of the hardware components of the device.
| Operating system (OS) | Аndrоid 14 | МΙUΙ V9.5 (Аndrоid 8.1 Оrео) МΙUΙ (Аndrоid 9.0 Рiе) |
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 | МеdiаТеk Неliо G85 (МТ6769Ζ) | Quаlсоmm Snарdrаgоn 625 (МSМ8953) |
| Process technology | 12 nm | 14 nm |
| CPU | 2х 2.0 GНz АRМ Соrtех-А75, 6х 1.8 GНz АRМ Соrtех-А55 | 8х 2.0 GНz АRМ Соrtех-А53 |
| CPU bits | 64 bit | 64 bit |
| Instruction set | ARMv8.2-A | ARMv8-A |
| Level 1 cache memory (L1) | 16 KB + 16 KB | 16 KB + 16 KB |
| CPU cores | 8 | 8 |
| CPU frequency | 2000 MHz | 2000 MHz |
| GPU | ARM Mali-G52 2EEMC2 | Qualcomm Adreno 506 |
| GPU cores | 2 | - |
| GPU frequency | 1000 MHz | 650 MHz |
| RAM capacity | 8 GB | 3 GB 4 GB |
| RAM type | LPDDR4X | LPDDR4 |
| RAM channels | Double channel | Single channel |
| RAM frequency | 1700 MHz | 1066 MHz |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 256 GB | 32 GB 64 GB |
| UFS 2.0 | 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 |
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 | 6.58 in 167.13 mm 16.71 cm | 5.99 in 152.15 mm 15.21 cm |
| Width | 3.23 in 81.94 mm 8.19 cm | 2.6 in 65.93 mm 6.59 cm |
| Height | 5.73 in 145.67 mm 14.57 cm | 5.4 in 137.12 mm 13.71 cm |
| Aspect ratio | 1.778:1 16:9 | 2.08:1 |
| Resolution | 1080 x 1920 pixels | 1080 x 2246 pixels |
| Pixel density | 335 ppi 131 ppcm | 416 ppi 163 ppcm |
| Color depth | 24 bit 16777216 colors | 24 bit 16777216 colors |
| Display area | 83.42 % | 73.04 % |
| Other features | Capacitive Multi-touch | Capacitive Multi-touch |
| Dragontrail Glass In-cell | 1000:1 contrast ratio 450 cd/m² 70.8 % NTSC |
Sensors
Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.
| Sensors | Proximity Light Accelerometer Compass Gyroscope Pedometer Geomagnetic Magnetometer Fingerprint | Proximity Light Accelerometer Compass Gyroscope |
| Side-mounted fingerprint sensor | Fingerprint sensor model - Fingerprint Cards FPC1028 |
Main rear camera
The main camera of the mobile device is usually placed on its back and can be combined with one or more additional cameras.
| Sensor model | OmniVision OV48B | Sony IMX486 Exmor RS |
| Sensor type | PureCel | CMOS |
| Sensor format | 1/2" | 1/2.9" |
| Pixel size | 0.8 µm 0.000800 mm | 1.25 µm 0.001250 mm |
| ISO | - | 100 - 3200 |
| Aperture | f/1.8 | f/2.2 |
| Focal length and 35 mm equivalent | - | 3.84 mm |
| Number of lenses | 6 | 5 |
| Flash type | Dual LED | LED |
| Image resolution | 8000 x 6000 pixels 48 MP | 4000 x 3000 pixels 12 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 Macro 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 Phase detection autofocus (PDAF) |
| 4-in-1 pixel binning Final photo resolution - 3968 x 2976 (12 MP) | Secondary rear camera - 5 MP Sensor model - Samsung S5K5E8 (#2) Sensor type - CMOS BSI (#2) Sensor size - 2.9 x 2.15 mm (#2) Pixel size - 1.12 μm (#2) |
Night Vision camera
Specifications of the Night Vision camera of the device. This type of camera takes photos in the dark by emitting infrared light and capturing its reflection from the objects.
| Sensor model | Sony IMX350 | - |
| Sensor format | 1/2.78" | - |
| Aperture | f/1.8 | - |
| Field of view | 77.04 ° | - |
| Number of lenses | 5 | - |
| Image resolution | 20 MP | - |
| Dual infrared lights | - |
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 IMX471 Exmor RS | Samsung S5K3P8SP |
| Sensor type | CMOS | ISOCELL |
| Sensor format | 1/3.1" | 1/3.1" |
| Pixel size | - | 1 µm 0.001000 mm |
| Aperture | f/1.8 | f/2 |
| Focal length and 35 mm equivalent | - | 3.52 mm |
| Field of view | 73.7 ° | - |
| Auxiliary light | - | LED |
| Image resolution | 4928 x 3386 pixels 16.69 MP | 4992 x 3190 pixels 15.92 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 Face detection | Face unlock |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Earpiece | Loudspeaker Earpiece |
| 103 dB | - |
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 | GРS А-GРS | GРS А-GРS GLОΝАSS |
Wi-Fi
Wi-Fi is a technology that provides wireless data connections between various devices within a short range.
| Wi-Fi | 802.11а 802.11b 802.11g Wi-Fi Disрlаy 802.11а 802.11аd | 802.11b 802.11g Wi-Fi Disрlаy 802.11а 802.11ас 5GНz |
Bluetooth
Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.
| Version | 5.0 | 4.2 |
| Features | A2DP LE | A2DP HID |
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 |
| Version | 2.0 | 2.0 |
| Features | Charging Mass storage On-The-Go | Charging Host Mass storage On-The-Go |
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 | No | Yes |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | Computer sync OTA sync Tethering NFC | Computer sync OTA sync Infrared Tethering VoLTE |
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 AAC+ AMR AMR-WB FLAC MIDI MP3 OGG WMA WAV | AAC AAC+ AC3 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 | AVI MKV MP4 WMV RMVB MOV ASFRM FLV | 3GPP AVI H.263 H.264 MKV MP4 VC-1 VP8 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 | 12000 mAh | 3080 mAh |
| Type | Li-Polymer | Li-Polymer |
| 4G talk time | 41 h 2460 min 1.7 days | - |
| 4G stand-by time | 842 h 50520 min 35.1 days | - |
| Charger output power | 20 V / 1.5 A 15 V / 2 A 12 V / 2.5 A 9 V / 3 A 5 V / 3 A | 5 V / 2 A |
| Features | Fast charging Non-removable | Non-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) | - | 0.679 W/kg |
| Body SAR (EU) | - | 1.727 W/kg |
| Head SAR (USA) | - | 1.005 W/kg |
| Body SAR (USA) | - | 1.62 W/kg |
Additional features
Some devices have additional features, different from the standard ones above, but equally important and worth mentioning.
| Additional features | Camping light - 512 Lumens; 3W Customizable button | - |
| FOSSiBOT F106 Pro | Xiaomi Redmi S2 |
