Comparison between:
- UMIDIGI A13 Pro
- Google Pixel 4a
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| UMIDIGI A13 Pro | Google Pixel 4a | |
 Prices |  Prices |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 75.68 mm 7.568 cm 0.248 ft 2.98 in | 69.4 mm 6.94 cm 0.228 ft 2.732 in |
| Height | 168 mm 16.8 cm 0.551 ft 6.614 in | 144 mm 14.4 cm 0.472 ft 5.669 in |
| Thickness | 8.7 mm 0.87 cm 0.029 ft 0.343 in | 8.2 mm 0.82 cm 0.027 ft 0.323 in |
| Weight | 207 g 0.46 lbs 7.3 oz | 143 g 0.32 lbs 5.04 oz |
| Volume | 110.61 cm³ 6.72 in³ | 81.95 cm³ 4.98 in³ |
| Colors | Sunglow Gold Starry Black Galaxy Blue | Just Black |
| Body materials | Metal AG Glass | Glass Polycarbonate |
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 | 1 |
| Features | 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) |
| CDMA | CDMA 800 MHz (BC0) | CDMA 800 MHz (BC0) CDMA 1900 MHz (BC1) CDMA 800 MHz (BC10) |
| W-CDMA | W-CDMA 850 MHz (B5) W-CDMA 850 MHz (B6) W-CDMA 900 MHz (B8) W-CDMA 900 MHz (B19) W-CDMA 1700 MHz (B4) W-CDMA 1900 MHz (B2) W-CDMA 2100 MHz (B1) | - |
| UMTS | - | UMTS 850 MHz (B5) UMTS 900 MHz (B8) UMTS 1700 MHz (B4) UMTS 1900 MHz (B2) UMTS 2100 MHz (B1) |
| LTE | LTE-FDD 700 MHz (B12) LTE-FDD 700 MHz (B13) LTE-FDD 700 MHz (B17) LTE-FDD 700 MHz (B28) 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 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-TDD 2600 MHz (B38) | LTE-FDD 700 MHz (B12) LTE-FDD 700 MHz (B13) LTE-FDD 700 MHz (B14) LTE-FDD 700 MHz (B17) LTE-FDD 700 MHz (B28) LTE-FDD 700 MHz (B29) 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 2300 MHz (B40) LTE-TDD 2500 MHz (B41) LTE-TDD 2600 MHz (B38) LTE-FDD 2300 MHz (B30) LTE-TDD 5200 MHz (B46) LTE-TDD 3500 MHz (B46) LTE-FDD 600 MHz (B71) |
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 6 | UMTS EDGE GPRS HSPA+ LTE EV-DO Rev. A |
| - | 2x2 MiMO |
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 11 | Android 10 |
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 T610 (UMS512) | Qualcomm Snapdragon 730G (SM7150-AB) |
| Process technology | 12 nm | 8 nm |
| CPU | 2x 1.8 GHz ARM Cortex-A75, 6x 1.8 GHz ARM Cortex-A55 | 2x 2.2 GHz ARM Cortex-A76, 6x 1.8 GHz ARM Cortex-A55 (Kryo 470) |
| CPU bits | 64 bit | 64 bit |
| Instruction set | ARMv8.2-A | ARMv8.2-A |
| CPU cores | 8 | 8 |
| CPU frequency | 1800 MHz | 2200 MHz |
| GPU | ARM Mali-G52 MC2 | Qualcomm Adreno 618 |
| GPU cores | 2 | - |
| GPU frequency | 614 MHz | 700 MHz |
| RAM capacity | 4 GB 6 GB | 6 GB |
| RAM type | LPDDR4/LPDDR4X | LPDDR4X |
| RAM channels | Double channel | Double channel |
| RAM frequency | 1600 MHz | 1866 MHz |
| - | Titan M Security Module |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 128 GB | 128 GB |
| eMMC 5.1 | UFS 2.1 |
Memory cards
Memory cards are used in mobile devices for expanding their external storage capacity.
| Types | 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 | OLED |
| Diagonal size | 6.8 in 172.72 mm 17.27 cm | 5.81 in 147.57 mm 14.76 cm |
| Width | 2.72 in 69.08 mm 6.91 cm | 2.43 in 61.84 mm 6.18 cm |
| Height | 6.23 in 158.3 mm 15.83 cm | 5.28 in 133.99 mm 13.4 cm |
| Aspect ratio | 2.292:1 | 2.167:1 |
| Resolution | 720 x 1650 pixels | 1080 x 2340 pixels |
| Pixel density | 265 ppi 104 ppcm | 444 ppi 174 ppcm |
| Color depth | 24 bit 16777216 colors | 24 bit 16777216 colors |
| Display area | 86.29 % | 83.18 % |
| Other features | Capacitive Multi-touch Scratch resistant | Capacitive Multi-touch Scratch resistant |
| 2.5D curved glass screen | Ambient EQ Corning Gorilla Glass 3 Always-on Display HDR (UHDA certification) |
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 Gyroscope Barometer Magnetometer Gravity |
| Side-mounted fingerprint sensor | Active Edge Motion Sense (Soli radar) |
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 IMX582 Exmor RS | Sony IMX363 Exmor RS |
| Sensor type | CMOS BSI | CMOS |
| Sensor format | 1/2" | 1/2.55" |
| Pixel size | 0.8 µm 0.000800 mm | 1.4 µm 0.001400 mm |
| Aperture | f/1.8 | f/1.7 |
| Focal length and 35 mm equivalent | - | 27 mm *(35 mm / full frame) |
| Field of view | - | 77 ° |
| Number of lenses | 6 | - |
| Flash type | Dual LED | Dual LED |
| Image resolution | 8000 x 6000 pixels 48 MP | 4032 x 3024 pixels 12.19 MP |
| Video resolution | 1920 x 1080 pixels 2.07 MP | 3840 x 2160 pixels 8.29 MP |
| Video FPS | 30 fps | 30 fps |
| Features | 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 Macro mode Phase detection autofocus (PDAF) Super Night Mode | Autofocus Continuous shooting Digital zoom Optical zoom Digital image stabilization Optical image stabilization Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode Phase detection autofocus (PDAF) |
| Secondary rear camera - 8 MP (ultra-wide angle) Angle of view - 120° (#2) Aperture size - f/2.2 (#2) Third rear camera - 5 MP (macro) Aperture size - f/2.4 (#3) 4 cm distance shooting (#3) | Phase detection with Dual Pixel 1080p @ 120 fps 720p @ 240 fps |
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 IMX355 |
| Sensor type | CMOS BSI | CMOS |
| Sensor format | - | 1/3.92" |
| Pixel size | - | 1.12 µm 0.001120 mm |
| Aperture | f/2.2 | f/2 |
| Focal length and 35 mm equivalent | - | 22 mm *(35 mm / full frame) |
| Field of view | - | 84 ° |
| Image resolution | 4608 x 3456 pixels 15.93 MP | 3264 x 2448 pixels 7.99 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 | HDR Face detection Face unlock |
| - | 2 NIR cameras NIR flood emitter NIR dot projector |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Earpiece | Loudspeaker Earpiece Stereo speakers |
| Dual-mic noise cancelation | Active noise cancellation HAC (M3/T3) - Hearing Aid Compatibility |
Radio
The radio in a mobile device is a built-in FM radio receiver.
| Radio | Yes | No |
Tracking/Positioning
Information about the positioning and navigation technologies supported by the device.
| Tracking/Positioning | GPS A-GPS GLONASS BeiDou Galileo | 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 Dual band Wi-Fi Hotspot Wi-Fi Direct Wi-Fi Display |
| - | 2x2 MiMO |
Bluetooth
Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.
| Version | 5.0 | 5.0 |
| Features | A2DP HID | A2DP 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 |
| Version | 2.0 | 3.1 |
| Features | 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 | Yes |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | Computer sync OTA sync 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 |
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 eAAC+ FLAC MIDI MP3 OGG WMA WAV | AAC AAC+ AMR AMR-WB aptX aptX HD eAAC+ FLAC M4A MIDI MP3 OGG WMA WAV LDAC |
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 H.265 MKV QuickTime MP4 WebM WMV Xvid | 3GPP AVI DivX Flash Video H.263 H.264 H.265 MKV QuickTime MP4 VC-1 VP8 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 | 3140 mAh |
| Type | Li-Polymer | Li-Polymer |
| Charger output power | 5 V / 2 A | 9 V / 2 A |
| Quick charge technology | - | USB Power Delivery 2.0 |
| Features | Fast charging Non-removable | Fast charging 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) | - | 1.37 W/kg |
| Body SAR (EU) | - | 1.39 W/kg |
| Head SAR (USA) | - | 1.18 W/kg |
| Body SAR (USA) | - | 1.19 W/kg |
Additional features
Some devices have additional features, different from the standard ones above, but equally important and worth mentioning.
| Additional features | Customizable side key | - |
| UMIDIGI A13 Pro | Google Pixel 4a |