Comparison between:
- UMIDIGI S3 Pro
- UMIDIGI S2 Pro
- UMIDIGI Power
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| UMIDIGI S3 Pro | UMIDIGI S2 Pro | UMIDIGI Power | |
 Prices |  |  | |
| Model alias | S3Pro | - | - |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 74.65 mm 7.465 cm 0.245 ft 2.939 in | 74.6 mm 7.46 cm 0.245 ft 2.937 in | 74.5 mm 7.45 cm 0.244 ft 2.933 in |
| Height | 157 mm 15.7 cm 0.515 ft 6.181 in | 158.1 mm 15.81 cm 0.519 ft 6.224 in | 157 mm 15.7 cm 0.515 ft 6.181 in |
| Thickness | 8.5 mm 0.85 cm 0.028 ft 0.335 in | 8.8 mm 0.88 cm 0.029 ft 0.346 in | 8.9 mm 0.89 cm 0.029 ft 0.35 in |
| Weight | 216 g 0.48 lbs 7.64 oz | 186 g 0.41 lbs 6.56 oz | 190 g 0.42 lbs 6.7 oz |
| Volume | 99.62 cm³ 6.05 in³ | 103.79 cm³ 6.3 in³ | 104.1 cm³ 6.32 in³ |
| Colors | Black | Black Red | Black Gold |
| Body materials | Ceramic Aluminium alloy | Aluminium alloy | 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 | Nano-SIM Nano-SIM / microSD | Nano-SIM Nano-SIM / microSD | Nano-SIM Nano-SIM / microSD |
| Number of SIM cards | 2 | 2 | 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 850 MHz GSM 900 MHz GSM 1800 MHz GSM 1900 MHz | GSM 850 MHz GSM 900 MHz GSM 1800 MHz GSM 1900 MHz |
| CDMA | CDMA 800 MHz CDMA 1900 MHz | CDMA 800 MHz | CDMA 800 MHz |
| W-CDMA | W-CDMA 850 MHz W-CDMA 900 MHz W-CDMA 1700 MHz W-CDMA 1900 MHz W-CDMA 2100 MHz | W-CDMA 850 MHz W-CDMA 900 MHz W-CDMA 1700 MHz W-CDMA 1900 MHz W-CDMA 2100 MHz | W-CDMA 850 MHz W-CDMA 900 MHz W-CDMA 1700 MHz W-CDMA 1900 MHz W-CDMA 2100 MHz |
| TD-SCDMA | TD-SCDMA 1880-1920 MHz TD-SCDMA 2010-2025 MHz | - | TD-SCDMA 1880-1920 MHz TD-SCDMA 2010-2025 MHz |
| LTE | LTE 700 MHz Class 13 LTE 700 MHz Class 17 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 1900 MHz (B39) LTE-TDD 2300 MHz (B40) LTE-TDD 2500 MHz (B41) LTE-TDD 2600 MHz (B38) LTE-TDD 2000 MHz (B34) LTE 700 MHz (B12) LTE 800 MHz (B18) LTE 800 MHz (B19) LTE 1900 MHz (B25) LTE 850 MHz (B26) LTE 700 MHz (B28) | LTE 700 MHz Class 17 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 1900 MHz (B39) LTE-TDD 2300 MHz (B40) LTE-TDD 2500 MHz (B41) LTE-TDD 2600 MHz (B38) LTE 700 MHz (B12) LTE 800 MHz (B19) | LTE 700 MHz Class 13 LTE 700 MHz Class 17 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 1900 MHz (B39) LTE-TDD 2300 MHz (B40) LTE-TDD 2500 MHz (B41) LTE-TDD 2600 MHz (B38) LTE 700 MHz (B12) LTE 850 MHz (B26) 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 7 EV-DO Rev. A TD-SCDMA TD-HSDPA | UMTS EDGE GPRS HSPA+ LTE Cat 6 EV-DO Rev. A | UMTS EDGE GPRS HSPA+ LTE Cat 7 EV-DO Rev. A TD-SCDMA TD-HSDPA |
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 9.0 Pie | UMI OS 2.0 (Android 7.0 Nougat) | Android 9.0 Pie |
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 | MediaTek Helio P70 | MediaTek Helio P25 (MT6757CD) | MediaTek Helio P35 (MT6765) |
| Process technology | 12 nm | 16 nm | 12 nm |
| CPU | 4x 2.1 GHz ARM Cortex-A73, 4x 1.95 GHz ARM Cortex-A53 | 4x 2.6 GHz ARM Cortex-A53, 4x 1.6 GHz ARM Cortex-A53 | 4x 2.3 GHz ARM Cortex-A53, 4x 1.8 GHz ARM Cortex-A53 |
| CPU bits | 64 bit | 64 bit | 64 bit |
| Instruction set | ARMv8-A | ARMv8-A | ARMv8-A |
| Level 1 cache memory (L1) | - | 256 KB + 256 KB | - |
| Level 2 cache memory (L2) | - | 2048 KB 2 MB | - |
| CPU cores | 8 | 8 | 8 |
| CPU frequency | 2100 MHz | 2600 MHz | 2300 MHz |
| GPU | ARM Mali-G72 MP3 | ARM Mali-T880 MP2 | PowerVR GE8320 |
| GPU cores | 3 | 2 | - |
| GPU frequency | 900 MHz | 900 MHz | 680 MHz |
| RAM capacity | 6 GB | 6 GB | 4 GB |
| RAM type | LPDDR4X | LPDDR4X | LPDDR3 |
| RAM channels | Double channel | Double channel | Single channel |
| RAM frequency | 1800 MHz | 1600 MHz | 933 MHz |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 128 GB | 128 GB | 64 GB |
| eMMC 5.1 | eMMC 5.1 | 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 |
| Diagonal size | 6.3 in 160.02 mm 16 cm | 6 in 152.4 mm 15.24 cm | 6.3 in 160.02 mm 16 cm |
| Width | 2.64 in 67.06 mm 6.71 cm | 2.68 in 68.16 mm 6.82 cm | 2.64 in 67.06 mm 6.71 cm |
| Height | 5.72 in 145.29 mm 14.53 cm | 5.37 in 136.31 mm 13.63 cm | 5.72 in 145.29 mm 14.53 cm |
| Aspect ratio | 2.167:1 | 2:1 2:1 (18:9) | 2.167:1 |
| Resolution | 1080 x 2340 pixels | 1080 x 2160 pixels | 1080 x 2340 pixels |
| Pixel density | 409 ppi 160 ppcm | 402 ppi 158 ppcm | 409 ppi 160 ppcm |
| Color depth | 24 bit 16777216 colors | 24 bit 16777216 colors | 24 bit 16777216 colors |
| Display area | 83.4 % | 79.02 % | 83.57 % |
| Other features | Capacitive Multi-touch Scratch resistant | Capacitive Multi-touch Scratch resistant | Capacitive Multi-touch Scratch resistant |
| 2.5D curved glass screen LTPS (Low Temperature PolySilicon) 1500:1 contrast ratio 400 cd/m² | Display manufacturer - Sharp Corning Gorilla Glass 4 2.5D curved glass screen 1500:1 contrast ratio 650 cd/m² | 2.5D curved glass screen LTPS (Low Temperature PolySilicon) |
Sensors
Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.
| Sensors | Proximity Light Accelerometer Compass Gyroscope Fingerprint | Proximity Light Accelerometer Compass Fingerprint Hall | Proximity Light Accelerometer Compass 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 IMX586 Exmor RS | Sony IMX258 Exmor RS | Samsung S5K2P7 |
| Sensor type | CMOS BSI | CMOS | ISOCELL |
| Sensor size | - | 4.71 x 3.49 mm 0.23 in | - |
| Sensor format | 1/2" | - | 1/2.8" |
| Pixel size | 0.8 µm 0.000800 mm | 1.133 µm 0.001133 mm | 1.12 µm 0.001120 mm |
| Crop factor | - | 7.37 | - |
| ISO | 100 - 800 | - | 100 - 1600 |
| Aperture | f/1.7 | f/2 | f/1.8 |
| Focal length and 35 mm equivalent | 2.37 mm | 3.5 mm 25.81 mm *(35 mm / full frame) | - |
| Number of lenses | 6 | 5 | 6 |
| Flash type | Dual LED | - | Dual LED |
| Image resolution | 8000 x 6000 pixels 48 MP | 4160 x 3120 pixels 12.98 MP | 4608 x 3456 pixels 15.93 MP |
| Video resolution | 1920 x 1080 pixels 2.07 MP | 3840 x 2144 pixels 8.23 MP | 1920 x 1080 pixels 2.07 MP |
| Video FPS | 30 fps | 23 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 Phase detection autofocus (PDAF) | 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 Phase detection autofocus (PDAF) |
| Pixel size - 1.6 μm (4-in-1 pixel binning) Secondary rear camera - 12 MP (telephoto) Sensor model - Samsung S5K3M5 (#2) Sensor type - ISOCELL (#2) Sensor size - 1/3.4" (#2) Pixel size - 1.0 μm (#2) Aperture size - f/2.2 (#2) | Flash type - Quad LED Secondary rear camera - 5 MP (interpolated from 0.3 MP) Sensor model - GalaxyCore GC0310 (#2) Pixel size - 2.25 μm (#2) | Secondary rear camera - 5 MP Aperture size - f/2.2 (#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 | Samsung S5K3P3 | Samsung S5K3P3 |
| Sensor type | CMOS BSI | ISOCELL | ISOCELL |
| Sensor size | - | 4.74 x 3.56 mm 0.23 in | 4.74 x 3.56 mm 0.23 in |
| Sensor format | 1/2.78" | - | - |
| Pixel size | 1 µm 0.001000 mm | 1.029 µm 0.001029 mm | 1.029 µm 0.001029 mm |
| Crop factor | - | 7.29 | 7.29 |
| Aperture | f/2 | f/2 | f/2 |
| Focal length and 35 mm equivalent | 3.88 mm | 3.5 mm 25.53 mm *(35 mm / full frame) | - |
| Number of lenses | 5 | - | 5 |
| Image resolution | 5120 x 3840 pixels 19.66 MP | 4608 x 3456 pixels 15.93 MP | 4608 x 3456 pixels 15.93 MP |
| Video resolution | 1920 x 1080 pixels 2.07 MP | 1920 x 1080 pixels 2.07 MP | 1920 x 1080 pixels 2.07 MP |
| Video FPS | 30 fps | 30 fps | 30 fps |
| Features | Face unlock | - | Face unlock |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Earpiece | Loudspeaker | Loudspeaker Earpiece |
| - | Headphone adapter | - |
Radio
The radio in a mobile device is a built-in FM radio receiver.
| Radio | Yes | Yes | Yes |
| - | - | RDS |
Tracking/Positioning
Information about the positioning and navigation technologies supported by the device.
| Tracking/Positioning | 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 | 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz Dual band Wi-Fi Hotspot Wi-Fi Direct Wi-Fi Display | 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz Dual band Wi-Fi Hotspot Wi-Fi Direct Wi-Fi Display | 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz Dual band Wi-Fi Hotspot Wi-Fi Direct Wi-Fi Display |
Bluetooth
Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.
| Version | 4.1 | 4.1 | 4.2 |
| Features | A2DP HID | A2DP | A2DP HID |
USB
The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data.
| Connector type | USB Type-C | USB Type-C | USB Type-C |
| Version | 2.0 | 2.0 | 2.0 |
| Features | Charging Mass storage On-The-Go | Charging Mass storage On-The-Go | Charging 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 | Yes | No | Yes |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | Computer sync OTA sync Tethering NFC VoLTE | Computer sync OTA sync Tethering VoLTE | Computer sync OTA sync Tethering NFC 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 | 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 MIDI MP3 OGG WMA WAV | AAC AMR AMR-WB eAAC+ FLAC MIDI MP3 OGG WMA WAV | AAC AMR AMR-WB 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 | 3GPP AVI H.263 H.264 H.265 MKV MP4 WebM WMV Xvid | 3GPP AVI MKV MP4 WebM WMV Xvid | 3GPP AVI H.263 H.264 H.265 MKV 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 | 5150 mAh | 5100 mAh | 5150 mAh |
| Type | Li-Polymer | Li-Polymer | Li-Polymer |
| 2G stand-by time | - | 480 h 28800 min 20 days | - |
| 3G stand-by time | - | 480 h 28800 min 20 days | - |
| Charger output power | 5 V / 2 A 9 V / 2 A 12 V / 1.5 A | 5 V / 1.67 A 7 V / 1.67 A 9 V / 1.67 A 12 V / 1.25 A | 5 V / 2 A 9 V / 2 A 12 V / 1.5 A |
| Quick charge technology | MediaTek Pump Express Plus | MediaTek Pump Express Plus 2.0 | MediaTek Pump Express Plus |
| Features | Fast charging Non-removable | Fast charging Non-removable | Fast charging Non-removable |
| UMIDIGI S3 Pro | UMIDIGI S2 Pro | UMIDIGI Power |