Official UMiDIGI S2 and S2 Pro Full Specifications Features and Prices

UMIDIGI finally published all the information about the family of smartphones with a screen 18: 9 S2 and S2 PRO, and now we can see the whole picture. Common for the two models are the following parameters: 6 “new format display, dual 13 + 5-mega pixel camera Sony IMX258, 5100 mAh battery with fast charge Pump Express + 2.0 by USB Type-C, 64 GB internal memory with expandable microSD cards up to 256 GB, fingerprint scanner on the rear panel, all-metal case red or black with the dimensions of a typical 5.5 “device (158.1 x 74.6 x 8.8 mm). 


At the same time, UMIDIGI S2 offers a 2.3 GHz MediaTek Helio P20 chipset and 4 GB of RAM at $ 229.99, while the older model with the PRO prefix can boast a Helio P25 chip with a frequency of 2.6 GHz in conjunction with 6 GB ultrafast LPDDR4X memory with a price tag of $ 299.99. Difference between S2 and S2 Pro? The only difference here is the Battery capacity and RAM.
Pre-sales of new products will begin on September 18. The buyers who registered pre-registration on the official site of UMIDIGI will get a chance to save $50. Completion of orders is scheduled for October.

The bezel-less UMIDIGI Crystal will go on pre-sale on August 15 at 12:00 PM CET with the price starting at just $99. You can check here for more details about the Crystal or visit the official site for info on their other products.


Information about the brand, model and model alias (if any) of a specific device.

Brand: UMiDIGI
Model: S2 Pro

Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.

Width: 74.6 mm (millimeters), 7.46 cm (centimeters), 0.24 ft (feet), 2.94 in (inches)
Height:158.1 mm (millimeters), 15.81 cm (centimeters), 0.52 ft (feet), 6.22 in (inches)
Thickness: 8.8 mm (millimeters), 0.88 cm (centimeters), 0.03 ft (feet), 0.35 in (inches)
Weight: 186 g (grams), 0.41 lbs (pounds), 6.56 oz (ounces)
Volume:103.79 cm³ (cubic centimeters), 6.3 in³ (cubic inches)
Colors: Black, Silver, Red.
Body materials: Aluminium alloy
SIM card type: Nano-SIM (4FF – fourth form factor, since 2012, 12.30 x 8.80 x 0.67 mm), Nano-SIM / microSD
Number of SIM cards:2


GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
W-CDMA 900 MHz
W-CDMA 1900 MHz
W-CDMA 2100 MHz
LTE 800 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz

Mobile network technologies
UMTS (384 kbit/s )
LTE Cat 6 (51.0 Mbit/s , 301.5 Mbit/s )


UMI OS (Android 7.0 Nougat)

A system on a chip (SoC) includes into a single chip some of the main hardware components of the s2 and S2 pro.

SoC: MediaTek Helio P25 (MT6757T)
Process technology:16 nm (nanometers)
CPU: 4x 2.6 GHz ARM Cortex-A53, 4x 1.6 GHz ARM Cortex-A53, CPU bits64 bit
Level 1 cache memory (L1): 256 KB + 256 KB (kilobytes)
Level 2 cache memory (L2): 2048 KB (kilobytes)
CPU cores: 8, frequency of 2600 MHz (megahertz)
GPU:RM Mali-T880 MP2,Cores 2, frequency of 900 MHz (megahertz)

RAMcapacity: 6 GB (gigabytes)
RAM channels: Double channel
RAM frequency: 1600 MHz (megahertz)


Storagecapacity:  64 GB (gigabytes), eMMC 5.1
Memory card Surpport: Yes
Memory card Types: microSD, microSDHC, microSDXC


The display of a mobile device is characterized by its technology, resolution, pixel density, diagonal length, color depth, etc.
One of the main characteristics of the display is its type/technology, on which s2 and s2 pro depends its performance. IPS

Diagonal size: 5.99 in (inches), 152.15 mm (millimeters), 15.21 cm (centimeters)
Display Width: 2.68 in (inches), 68.04 mm (millimeters), 6.8 cm (centimeters)
Display Height: 5.36 in (inches), 136.08 mm (millimeters), 13.61 cm (centimeters)
Aspect ratio: 2:1 (18:9)
Resolution: 720 x 1440 pixels
Pixel density: 269 ppi (pixels per inch), 105 ppcm (pixels per centimeter)
Color depth: 24 bit, 16777216 colors
Display area: 78.76 % (percent)

Other display features
Capacitive, Multi-touch, Scratch resistant, Corning Gorilla Glass 4, 2.5D curved glass screen

✔ Sensors

Sensors integrated: Proximity, Light, Accelerometer, Compass, Gyroscope, Fingerprint, Hall.



Primary camera
Camera: Sony IMX258 Exmor RS
Sensor type: CMOS (complementary metal-oxide semiconductor)
Sensor size: 4.71 x 3.49 mm (millimeters) 0.23 in (inches)
Pixel size: 1.133 µm (micrometers), 0.001133 mm (millimeters)
Flash type: LED
Image resolution: 4160 x 3120 pixels, 12.98 MP (megapixels)
Video resolution: 3840 x 2160 pixels, 8.29 MP (megapixels)
Video FPS: 30 fps (frames per second)
Features: Autofocus, Continuous shooting, Digital zoom, Geotagging, Panorama, HDR, Touch focus, Face detection, White balance settings, ISO settings, Exposure compensation, Self-timer

Rear camera – 5 MP
Sensor type: CMOS (complementary metal-oxide semiconductor)
Image resolution: 2592 x 1944 pixels, 5.04 MP (megapixels)
Video resolution: 640 x 480 pixels, 0.31 MP (megapixels)
Video FPS: 30 fps (frames per second)


Information about the type of speakers and the audio technologies supported by the S2 and S2 pro.

Loudspeaker, Headphone adapter

FM radio receiver or not: Yes
FM Radio

✔ Connectivity

Information about some of the most widely used connectivity technologies supported by the device.

802.11a (IEEE 802.11a-1999)
802.11b (IEEE 802.11b-1999)
802.11g (IEEE 802.11g-2003)
802.11n (IEEE 802.11n-2009)
802.11n 5GHz

Dual band
Wi-Fi Hotspot
Wi-Fi Direct
Wi-Fi Display*

Bluetooth Version: 4.1
Bluetooth Features: A2DP (Advanced Audio Distribution Profile)

USB Type-C, Version 2.0

Computer sync
OTA sync


Audio file formats/codecs
List of some of the most common audio file formats and codecs supported standardly by the device: 

AAC (Advanced Audio Coding)-
AMR / AMR-NB / GSM-AMR (Adaptive Multi-Rate, .amr, .3ga)
AMR-WB (Adaptive Multi-Rate Wideband, .awb)
eAAC+ / aacPlus v2 / HE-AAC v2
FLAC (Free Lossless Audio Codec, .flac)
MP3 (MPEG-2 Audio Layer II, .mp3)
OGG (.ogg, .ogv, .oga, .ogx, .spx, .opus)
WMA (Windows Media Audio, .wma)
WAV (Waveform Audio File Format, .wav, .wave)
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
List of some of the most common video file formats and codecs supported standardly by s2 pro : 

3GPP (3rd Generation Partnership Project, .3gp)
AVI (Audio Video Interleaved, .avi)
MKV (Matroska Multimedia Container, .mkv .mk3d .mka .mks)
MP4 (MPEG-4 Part 14, .mp4, .m4a, .m4p, .m4b, .m4r, .m4v)
WMV (Windows Media Video, .wmv)


The batteries of mobile devices differ in capacity and technology. They provide the electrical charge needed for the functioning of the devices.

Capacity: The battery capacity 100 mAh (milliampere-hours)
Type: Li-Polymer
Charger output power: 12 V (volts) / 1.25 A (amps)
Quick charge technology: MediaTek Pump Express Plus 2.0

Other battery Features
Fast charging

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