Comparison between:
- UMIDIGI G9 Tab
- Samsung Galaxy Tab S9 FE Wi-Fi
- Samsung Galaxy Tab A9 Wi-Fi
- UMIDIGI A13 Tab
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| UMIDIGI G9 Tab | Samsung Galaxy Tab S9 FE Wi-Fi | Samsung Galaxy Tab A9 Wi-Fi | UMIDIGI A13 Tab | |
 |  |  |  | |
| Model alias | - | SM-X510 | SM-X110 | - |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 257.3 mm 25.73 cm 0.844 ft 10.13 in | 254.3 mm 25.43 cm 0.834 ft 10.012 in | 211 mm 21.1 cm 0.692 ft 8.307 in | - |
| Height | 168.6 mm 16.86 cm 0.553 ft 6.638 in | 165.8 mm 16.58 cm 0.544 ft 6.528 in | 124.7 mm 12.47 cm 0.409 ft 4.909 in | - |
| Thickness | 9.1 mm 0.91 cm 0.03 ft 0.358 in | 6.5 mm 0.65 cm 0.021 ft 0.256 in | 8 mm 0.8 cm 0.026 ft 0.315 in | 7.3 mm 0.73 cm 0.024 ft 0.287 in |
| Weight | 522 g 1.15 lbs 18.41 oz | 523 g 1.15 lbs 18.45 oz | 333 g 0.73 lbs 11.75 oz | 508 g 1.12 lbs 17.92 oz |
| Volume | 394.77 cm³ 23.97 in³ | 274.06 cm³ 16.64 in³ | 210.49 cm³ 12.78 in³ | - |
| Colors | Gray Blue | Mint Silver Gray Lavender | Gray Graphite Navy Blue | Gray |
| Body materials | Polycarbonate | Aluminium alloy | Aluminium alloy | Metal |
| 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 Nano-SIM / microSD | - | - | Nano-SIM Nano-SIM / microSD |
| 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 | GSM 850 MHz (B5) GSM 900 MHz (B8) GSM 1800 MHz (B3) GSM 1900 MHz (B2) | - | - | GSM 850 MHz (B5) GSM 900 MHz (B8) GSM 1800 MHz (B3) GSM 1900 MHz (B2) |
| 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) | - | - | W-CDMA 900 MHz (B8) W-CDMA 2100 MHz (B1) |
| LTE | LTE-FDD 700 MHz (B12) LTE-FDD 700 MHz (B13) LTE-FDD 700 MHz (B17) LTE-FDD 800 MHz (B20) LTE-FDD 850 MHz (B5) LTE-FDD 850 MHz (B18) LTE-FDD 850 MHz (B19) LTE-FDD 850 MHz (B26) LTE-FDD 900 MHz (B8) LTE-FDD 1700 MHz (B4) LTE-FDD 1700 MHz (B66) LTE-FDD 1800 MHz (B3) LTE-FDD 1900 MHz (B2) LTE-FDD 1900 MHz (B25) LTE-FDD 2100 MHz (B1) LTE-FDD 2600 MHz (B7) LTE-TDD 1900 MHz (B39) LTE-TDD 2000 MHz (B34) LTE-TDD 2300 MHz (B40) LTE-TDD 2500 MHz (B41) | - | - | LTE-FDD 800 MHz (B20) LTE-FDD 900 MHz (B8) LTE-FDD 1800 MHz (B3) LTE-FDD 2100 MHz (B1) LTE-FDD 2600 MHz (B7) |
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 | - | - | UMTS EDGE GPRS HSPA+ LTE |
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 14 | Android 13 | Android 13 | Android 13 |
| User interface (UI) | - | One UI 5.1.1 | One UI 5.1 | - |
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 | Unisoc Tiger T606 | Samsung Exynos 1380 (S5E8835) | MediaTek Helio G99 (MT6789) | Unisoc Tiger T616 |
| Process technology | 12 nm | 5 nm | 6 nm | 12 nm |
| CPU | 2x 1.6 GHz ARM Cortex-A75, 6x 1.6 GHz ARM Cortex-A55 | 4x 2.4 GHz ARM Cortex-A78, 4x 2.0 GHz ARM Cortex-A55 | 2x 2.2 GHz ARM Cortex-A76, 6x 2.0 GHz ARM Cortex-A55 | 2x 2.0 GHz ARM Cortex-A75, 6x 1.8 GHz ARM Cortex-A55 |
| CPU bits | 64 bit | 64 bit | 64 bit | 64 bit |
| Instruction set | ARMv8.2-A | ARMv8.2-A | ARMv8.2-A | ARMv8.2-A |
| CPU cores | 8 | 8 | 8 | 8 |
| CPU frequency | 1600 MHz | 2400 MHz | 2200 MHz | 2000 MHz |
| GPU | ARM Mali-G57 MP1 | ARM Mali-G68 MP5 | ARM Mali-G57 MC2 | ARM Mali-G52 MC1 |
| GPU cores | 1 | 5 | 2 | - |
| GPU frequency | 650 MHz | 950 MHz | 1000 MHz | 750 MHz |
| RAM capacity | 4 GB | 6 GB 8 GB | 4 GB 8 GB | 8 GB |
| RAM type | LPDDR4X | LPDDR4X | LPDDR4X | LPDDR4X |
| RAM channels | Double channel | Double channel | Double channel | Double channel |
| RAM frequency | 1600 MHz | 2133 MHz | 2133 MHz | 1866 MHz |
| Virtual RAM expansion - 4 GB | - | - | Virtual RAM expansion - 8 GB |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 256 GB | 128 GB 256 GB | 64 GB 128 GB | 128 GB |
| - | UFS 3.1 | UFS 2.2 | - |
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 | 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 | IPS |
| Diagonal size | 11 in 279.4 mm 27.94 cm | 10.9 in 276.86 mm 27.69 cm | 8.7 in 220.98 mm 22.1 cm | 10.51 in 266.95 mm 26.7 cm |
| Width | 9.33 in 236.93 mm 23.69 cm | 9.24 in 234.78 mm 23.48 cm | 7.47 in 189.74 mm 18.97 cm | 8.91 in 226.38 mm 22.64 cm |
| Height | 5.83 in 148.08 mm 14.81 cm | 5.78 in 146.74 mm 14.67 cm | 4.46 in 113.28 mm 11.33 cm | 5.57 in 141.49 mm 14.15 cm |
| Aspect ratio | 1.6:1 16:10 | 1.6:1 16:10 | 1.675:1 | 1.6:1 16:10 |
| Resolution | 1280 x 800 pixels | 2304 x 1440 pixels | 1340 x 800 pixels | 1920 x 1200 pixels |
| Pixel density | 137 ppi 53 ppcm | 249 ppi 97 ppcm | 179 ppi 70 ppcm | 215 ppi 84 ppcm |
| Color depth | 24 bit 16777216 colors | 24 bit 16777216 colors | 24 bit 16777216 colors | 24 bit 16777216 colors |
| Display area | 81.14 % | 81.97 % | 81.95 % | - |
| Other features | Capacitive Multi-touch | Capacitive Multi-touch | Capacitive Multi-touch | Capacitive Multi-touch |
| - | Corning Gorilla Glass 5 90 Hz refresh rate Vision Booster SGS Low Blue Light Certified | 2.5D curved glass screen | - |
Sensors
Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.
| Sensors | Light Compass Gyroscope Hall | Proximity Light Accelerometer Compass Gyroscope Fingerprint Hall | Light Accelerometer Compass Gyroscope Hall | Accelerometer Compass Hall |
| - | Side-mounted fingerprint sensor | - | - |
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 type | CMOS | CMOS | CMOS | CMOS |
| Sensor size | - | 3.66 x 2.74 mm 0.18 in | - | - |
| Pixel size | - | 1.12 µm 0.001120 mm | - | - |
| Crop factor | - | 9.46 | - | - |
| ISO | - | 25 - 3200 | - | - |
| Aperture | f/2.2 | - | - | f/2.2 |
| Focal length and 35 mm equivalent | - | 27.6 mm *(35 mm / full frame) | - | - |
| Flash type | LED | - | - | LED |
| Image resolution | 4130 x 3120 pixels 12.89 MP | 3260 x 2144 pixels 6.99 MP | 3260 x 2144 pixels 6.99 MP | 4130 x 3120 pixels 12.89 MP |
| Video resolution | 1920 x 1080 pixels 2.07 MP | 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 | 30 fps |
| Features | Autofocus Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode | Autofocus 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 Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode | Autofocus Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode |
| - | - | - | Secondary rear camera - 2 MP (depth-sensing) Aperture size - f/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 type | CMOS | - | CMOS | CMOS |
| Sensor size | - | 2.37 x 1.78 mm 0.12 in | - | - |
| Pixel size | - | 1 µm 0.001000 mm | - | - |
| Crop factor | - | 14.6 | - | - |
| ISO | - | 40 - 2500 | - | - |
| Aperture | f/2.2 | f/2.4 | - | f/2.2 |
| Focal length and 35 mm equivalent | - | 25.3 mm *(35 mm / full frame) | - | - |
| Field of view | - | 120 ° | - | - |
| Image resolution | 3264 x 2448 pixels 7.99 MP | 4032 x 3024 pixels 12.19 MP | 1920 x 1080 pixels 2.07 MP | 3264 x 2448 pixels 7.99 MP |
| Video resolution | 1280 x 720 pixels 0.92 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 | - | Face unlock HDR Face detection | - | Face unlock |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Stereo speakers | Loudspeaker Earpiece Stereo speakers | Loudspeaker Stereo speakers | Loudspeaker Earpiece Stereo speakers |
| - | AKG audio Dolby Atmos | - | Four stereo speakers |
Radio
The radio in a mobile device is a built-in FM radio receiver.
| Radio | Yes | No | No | No |
Tracking/Positioning
Information about the positioning and navigation technologies supported by the device.
| Tracking/Positioning | GPS A-GPS GLONASS Galileo | GPS A-GPS GLONASS BeiDou Galileo QZSS | - | GPS A-GPS GLONASS Galileo |
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 Wi-Fi Display | 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz 802.11ac Wi-Fi 6 (802.11ax) Wi-Fi 6E (802.11ax) 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 | 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz 802.11ac 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 | 5.2 | 5.3 | 5.3 | 5.0 |
| Features | A2DP EDR LE | A2DP AVRCP DIP HFP HID HSP LE MAP OPP PAN PBAP HOGP | A2DP AVRCP HFP HID HSP MAP OPP PAN PBAP | A2DP EDR LE |
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 | USB Type-C |
| Version | 2.0 | 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 | 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 | Computer sync OTA sync Tethering | Computer sync OTA sync Tethering | 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 | 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 eAAC+ FLAC MIDI MP3 OGG WMA WAV | AAC AMR AMR-WB eAAC+ FLAC M4A MIDI MP3 OGG WMA WAV | AAC AMR FLAC M4A MIDI MP3 OGG WMA WAV 3GA OGA AWB MID XMF MXMF IMY RTTTL RTX OTA | AAC 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 | 3GPP AVI DivX H.263 H.264 MKV MP4 WebM Xvid | 3GPP 3GPP2 AVI Flash Video H.263 H.264 H.265 MKV MP4 VC-1 VP8 VP9 WebM WMV WMV7 WMV8 Xvid | AVI MKV MP4 WMV M4V 3GP 3G2 ASF FLV WEBM | 3GPP AVI DivX H.263 H.264 MKV MP4 WebM 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 | 7200 mAh | 8000 mAh | 5100 mAh | 7500 mAh |
| Type | Li-Ion | Li-Polymer | Li-Polymer | Li-Ion |
| Charger output power | 9 V / 2 A | 9 V / 5 A | 5 V / 3 A | 9 V / 2 A |
| Features | Fast charging Non-removable | Fast charging Non-removable | Fast charging Non-removable | Fast charging Non-removable |
| - | 45W power adapter is sold separately | - | - |
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.
| Body SAR (EU) | - | 0.587 W/kg | 0.51 W/kg | - |
Additional features
Some devices have additional features, different from the standard ones above, but equally important and worth mentioning.
| Additional features | - | S Pen stylus with IP68 rating Magnetic connector | - | - |
| UMIDIGI G9 Tab | Samsung Galaxy Tab S9 FE Wi-Fi | Samsung Galaxy Tab A9 Wi-Fi | UMIDIGI A13 Tab |