Comparison between:
- Huawei P Smart Pro
- Huawei P40 Lite
- Xiaomi Redmi Note 9 Pro
- Samsung Galaxy A31
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| Huawei P Smart Pro | Huawei P40 Lite | Xiaomi Redmi Note 9 Pro | Samsung Galaxy A31 | |
 Prices |  Prices |  Prices |  Prices | |
| Model alias | - | - | Redmi Note9 Pro Red Rice Note 9 Pro Red Rice Note9 Pro | SM-A315F |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 77.2 mm 7.72 cm 0.253 ft 3.039 in | 76.3 mm 7.63 cm 0.25 ft 3.004 in | 76.68 mm 7.668 cm 0.252 ft 3.019 in | 73.1 mm 7.31 cm 0.24 ft 2.878 in |
| Height | 163.1 mm 16.31 cm 0.535 ft 6.421 in | 159.2 mm 15.92 cm 0.522 ft 6.268 in | 165.75 mm 16.575 cm 0.544 ft 6.526 in | 159.3 mm 15.93 cm 0.523 ft 6.272 in |
| Thickness | 8.8 mm 0.88 cm 0.029 ft 0.346 in | 8.7 mm 0.87 cm 0.029 ft 0.343 in | 8.8 mm 0.88 cm 0.029 ft 0.346 in | 8.6 mm 0.86 cm 0.028 ft 0.339 in |
| Weight | 206 g 0.45 lbs 7.27 oz | 183 g 0.4 lbs 6.46 oz | 209 g 0.46 lbs 7.37 oz | 185 g 0.41 lbs 6.53 oz |
| Volume | 110.8 cm³ 6.73 in³ | 105.68 cm³ 6.42 in³ | 111.85 cm³ 6.79 in³ | 100.15 cm³ 6.08 in³ |
| Colors | Midnight Black Breathing Crystal | Midnight Black Sakura Pink Crush Green | Glacier White Interstellar Black Tropical Green | Prism Crush Black Prism Crush Blue Prism Crush Red Prism Crush White |
| Body materials | Aluminium alloy Glass | Plastic | Glass Plastic | 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 |
| Number of SIM cards | 2 | 2 | 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 GSM 900 MHz GSM 1800 MHz GSM 1900 MHz | 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) | GSM 850 MHz (B5) GSM 900 MHz (B8) GSM 1800 MHz (B3) GSM 1900 MHz (B2) |
| CDMA | CDMA 800 MHz | CDMA 800 MHz (BC0) | CDMA 800 MHz (BC0) | - |
| W-CDMA | - | W-CDMA 850 MHz (B5) W-CDMA 850 MHz (B6) W-CDMA 900 MHz (B8) W-CDMA 1700 MHz (B4) W-CDMA 1700 MHz (B9) W-CDMA 2100 MHz (B1) | W-CDMA 850 MHz (B5) W-CDMA 900 MHz (B8) W-CDMA 1900 MHz (B2) W-CDMA 2100 MHz (B1) | - |
| TD-SCDMA | TD-SCDMA 1880-1920 MHz TD-SCDMA 2010-2025 MHz | TD-SCDMA 1880-1920 MHz TD-SCDMA 2010-2025 MHz | - | - |
| UMTS | UMTS 850 MHz UMTS 900 MHz UMTS 1900 MHz UMTS 2100 MHz | - | - | UMTS 850 MHz (B5) UMTS 900 MHz (B8) UMTS 1900 MHz (B2) UMTS 2100 MHz (B1) |
| LTE | 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 850 MHz LTE 900 MHz LTE 1700/2100 MHz LTE 1800 MHz LTE 2100 MHz LTE 800 MHz (B19) | LTE-FDD 850 MHz (B5) LTE-FDD 900 MHz (B8) LTE-FDD 1800 MHz (B3) LTE-FDD 2100 MHz (B1) LTE-TDD 1900 MHz (B39) LTE-TDD 2300 MHz (B40) LTE-TDD 2500 MHz (B41) LTE-TDD 2600 MHz (B38) | LTE-FDD 850 MHz (B5) LTE-FDD 900 MHz (B8) LTE-FDD 1800 MHz (B3) LTE-FDD 2100 MHz (B1) LTE-FDD 2600 MHz (B7) LTE-TDD 2300 MHz (B40) LTE-TDD 2500 MHz (B41) | LTE-FDD 850 MHz (B5) LTE-FDD 900 MHz (B8) LTE-FDD 1900 MHz (B25) 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 EV-DO Rev. A TD-SCDMA TD-HSDPA | UMTS EDGE GPRS HSPA+ LTE Cat 12 EV-DO Rev. A TD-SCDMA TD-HSDPA | UMTS EDGE GPRS HSPA+ LTE Cat 12 EV-DO Rev. A TD-SCDMA TD-HSDPA | UMTS EDGE GPRS HSPA+ LTE Cat 10 |
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 | Android 10 | MIUI V11 (Android 10) | Android 10 |
| User interface (UI) | EMUI 9.1.1 | EMUI 10.0.1 | - | One UI 2.0 |
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 | Huawei HiSilicon KIRIN 710F | Huawei HiSilicon KIRIN 810 | Qualcomm Snapdragon 720G | MediaTek Helio G70 |
| Process technology | 12 nm | 7 nm | 8 nm | 12 nm |
| CPU | 4x 2.2 GHz ARM Cortex-A73, 4x 1.7 GHz ARM Cortex-A53 | 2x 2.27 GHz ARM Cortex-A76, 6x 1.88 GHz ARM Cortex-A55 | 2x 2.3 GHz Kryo 465, 6x 1.8 GHz Kryo 465 | 2x 2.0 GHz Cortex-A75, 6x 1.7 GHz Cortex-A55 |
| CPU bits | 64 bit | 64 bit | 64 bit | 64 bit |
| Instruction set | ARMv8-A | ARMv8-A | ARMv8.2-A | ARMv8.2-A |
| CPU cores | 8 | 8 | 8 | 8 |
| CPU frequency | 2200 MHz | 2270 MHz | 2300 MHz | 2000 MHz |
| GPU | ARM Mali-G51 MP4 | ARM Mali-G52 MP6 | Qualcomm Adreno 618 | ARM Mali-G52 2EEMC2 |
| GPU cores | 4 | 6 | - | - |
| GPU frequency | - | 820 MHz | 750 MHz | 820 MHz |
| RAM capacity | 6 GB | 6 GB 8 GB | 6 GB | 4 GB 6 GB |
| RAM type | LPDDR4X | LPDDR4X | LPDDR4X | LPDDR4X |
| RAM channels | - | Double channel | Double channel | Double channel |
| RAM frequency | - | 2133 MHz | 2133 MHz | - |
| - | GPU Turbo | - | - |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 128 GB | 128 GB | 64 GB 128 GB | 64 GB 128 GB |
| UFS 2.1 | - | UFS 2.1 | 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 | 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 | Super AMOLED |
| Diagonal size | 6.59 in 167.39 mm 16.74 cm | 6.4 in 162.56 mm 16.26 cm | 6.67 in 169.42 mm 16.94 cm | 6.4 in 162.56 mm 16.26 cm |
| Width | 2.76 in 70.14 mm 7.01 cm | 2.71 in 68.85 mm 6.88 cm | 2.74 in 69.52 mm 6.95 cm | 2.63 in 66.71 mm 6.67 cm |
| Height | 5.98 in 151.98 mm 15.2 cm | 5.8 in 147.26 mm 14.73 cm | 6.08 in 154.5 mm 15.45 cm | 5.84 in 148.24 mm 14.82 cm |
| Aspect ratio | 2.167:1 | 2.139:1 | 2.222:1 | 2.222:1 |
| Resolution | 1080 x 2340 pixels | 1080 x 2310 pixels | 1080 x 2400 pixels | 1080 x 2400 pixels |
| Pixel density | 391 ppi 153 ppcm | 398 ppi 156 ppcm | 395 ppi 155 ppcm | 411 ppi 161 ppcm |
| Color depth | 24 bit 16777216 colors | 24 bit 16777216 colors | 24 bit 16777216 colors | 24 bit 16777216 colors |
| Display area | 84.94 % | 83.74 % | 84.78 % | 85.2 % |
| Other features | Capacitive Multi-touch | Capacitive Multi-touch | Capacitive Scratch resistant | Capacitive Multi-touch Scratch resistant |
| 2.5D curved glass screen COF (Chip-On-Flex) | 2.5D curved glass screen DCI-P3 | 2.5D curved glass screen Corning Gorilla Glass 5 Oleophobic coating TÜV Rheinland Low Blue Light Certification 1500:1 contrast ratio 450 cd/m² typical brightness 84% NTSC | Infinity-U Display 2.5D curved glass screen |
Sensors
Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.
| Sensors | Proximity Light Accelerometer Compass Gyroscope Fingerprint Gravity | Proximity Light Accelerometer Compass Fingerprint | Proximity Light Accelerometer Compass Gyroscope Fingerprint | Proximity Light Accelerometer Compass Gyroscope Fingerprint Hall |
| Side-mounted fingerprint sensor | Side-mounted fingerprint sensor | Side-mounted fingerprint sensor | In-display 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 model | Sony IMX582 Exmor RS | - | - | - |
| Sensor type | - | - | CMOS | - |
| Sensor format | 1/2" | - | - | - |
| Pixel size | 0.8 µm 0.000800 mm | 0.8 µm 0.000800 mm | 0.8 µm 0.000800 mm | 0.8 µm 0.000800 mm |
| Aperture | f/1.8 | f/1.8 | f/1.79 | f/2 |
| Number of lenses | - | - | 6 | - |
| Flash type | LED | LED | LED | LED |
| Image resolution | 8000 x 6000 pixels 48 MP | 8000 x 6000 pixels 48 MP | 64 MP | 8000 x 6000 pixels 48 MP |
| Video resolution | 3840 x 2160 pixels 8.29 MP | 1920 x 1080 pixels 2.07 MP | 3840 x 2160 pixels 8.29 MP | 1920 x 1080 pixels 2.07 MP |
| Video FPS | 30 fps | 30 fps | 30 fps | 30 fps |
| Features | Autofocus Continuous shooting Digital 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) Contrast detection autofocus (CDAF) | 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) Contrast detection autofocus (CDAF) | Autofocus 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) | Autofocus Continuous shooting Digital zoom Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode |
| Pixel size - 1.6 μm (4-in-1 pixel binning) 720p @ 480 fps Secondary rear camera - 8 MP (ultra-wide angle) Aperture size - f/2.4 (#2) Angle of view - 120° (#2) Third rear camera - 2 MP Aperture size - f/2.4 (#3) | Pixel size - 1.6 μm (4-in-1 pixel binning) Secondary rear camera - 8 MP (ultra-wide angle) Aperture size - f/2.4 (#2) Anlge of view - 120° (#2) Third rear camera - 2 MP (depth-sensing) Aperture size - f/2.4 (#3) Fourth rear camera - 2 MP (macro) Pixel size - 1.75 μm (#4) Aperture size - f/2.4 (#4) Macro distance - 4 cm (#4) | Sony IMX582 versions also available Pixel size - 1.6 μm (4-in-1 pixel binning) Secondary rear camera - 8 MP (ultra-wide) Sensor model - OmniVision OV8856 (#2) GalaxyCore GC8034 version also available(#2) Sensor size - 1/4" (#2) Pixel size - 1.12 μm (#2) Aperture size - f/2.2 (#2) Angle of view - 118° (#2) Focal length (35 mm equivalent) - 13 mm (#2) Third rear camera - 2MP (depth-sensing) Sensor model - GalaxyCore GC02M1 (#3) Sensor size - 1/5" (#3) Pixel size - 1.75 μm (#3) Aperture size - f/2.4 (#3) Fourth rear camera - 5MP (macro) Sensor model - Samsung S5K5E9 (#4) Pixel size - 1.12 μm (#4) 2 cm shooting distance (#4) | Secondary rear camera - 8 MP (ultra-wide) Aperture size - f/2.2 (#2) Third rear camera - 5 MP (depth-sensing) Aperture size - f/2.4 (#3) Fourth rear camera - 5 MP (macro) Aperture size - f/2.4 (#4) |
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 | - | - | OmniVision OV16A1Q | - |
| Sensor type | CMOS BSI | CMOS BSI | - | - |
| Pixel size | - | - | 1 µm 0.001000 mm | - |
| Aperture | f/2.2 | f/2 | f/2 | f/2.2 |
| Image resolution | 4608 x 3456 pixels 15.93 MP | 4608 x 3456 pixels 15.93 MP | 4608 x 3456 pixels 15.93 MP | 20 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 | Face unlock | Face unlock | Face unlock HDR Face detection | Face unlock HDR |
| Mechanical pop-up front camera | - | - | - |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Earpiece | Loudspeaker Earpiece | Loudspeaker Earpiece | Loudspeaker Earpiece |
| - | - | Smart PA Dual microphones with active noise cancellation 1216 linear speaker Z-axis linear motor | - |
Radio
The radio in a mobile device is a built-in FM radio receiver.
| Radio | Yes | Yes | Yes | Yes |
Tracking/Positioning
Information about the positioning and navigation technologies supported by the device.
| Tracking/Positioning | GPS A-GPS GLONASS BeiDou | GPS A-GPS GLONASS BeiDou | GPS A-GPS GLONASS Galileo Beidou NavIC | 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 | 802.11b 802.11g 802.11n Wi-Fi Hotspot 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 | 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz 802.11ac Dual band Wi-Fi Hotspot Wi-Fi Direct |
| - | - | 2x2 MU-MIMO | - |
Bluetooth
Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.
| Version | 4.2 | 5.0 | 5.0 | 5.0 |
| Features | LE | A2DP EDR LE | A2DP EDR HID LE | A2DP AVRCP DIP HFP HID HSP MAP OPP PAN PBAP HOGP |
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 | Yes | Yes | Yes |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | Computer sync OTA sync Infrared Tethering VoLTE | Computer sync OTA sync Tethering NFC VoLTE | Computer sync OTA sync Infrared Tethering NFC VoLTE ViLTE VoWiFi | Computer sync OTA sync Tethering NFC VoLTE |
| - | - | - | Availability of Samsung Pay Service (NFC or MST) may vary by country |
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 AAC+ AMR AMR-WB aptX aptX HD eAAC+ FLAC MIDI MP3 OGG WMA WAV HWA | AAC AAC+ AMR AMR-WB aptX eAAC+ FLAC MIDI MP3 OGG WMA WAV HWA | AAC AAC+ AMR AMR-WB aptX aptX HD eAAC+ FLAC MIDI MP3 OGG WMA WAV LDAC | AAC AMR AMR-WB eAAC+ FLAC M4A 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 H.265 MP4 VP8 VP9 WebM WMV Xvid | 3GPP AVI DivX H.263 H.264 H.265 MP4 VP8 VP9 WebM WMV Xvid | 3GPP AVI DivX H.263 H.264 H.265 MKV MP4 VC-1 Xvid | 3GPP 3GPP2 AVI Flash Video H.263 H.264 H.265 MKV MP4 VC-1 VP8 VP9 WebM WMV WMV7 WMV8 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 | 4000 mAh | 4200 mAh | 5020 mAh | 5000 mAh |
| Type | Li-Polymer | Li-Polymer | Li-Ion | Li-Ion |
| 3G talk time | 40 h 2400 min 1.7 days | - | - | - |
| Charger output power | 5 V / 2 A | 10 V / 4 A | 5 V / 6 A | 5 V / 2 A 9 V / 1.67 A |
| Quick charge technology | - | Huawei Super Charge 2.0 | - | - |
| Features | Fast charging Non-removable | Fast charging Non-removable | Fast charging Non-removable | Fast charging Non-removable |
| - | - | 33W in-box charger | - |
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) | - | - | - | 0.488 W/kg |
| Body SAR (EU) | - | - | - | 1.68 W/kg |
Additional features
Some devices have additional features, different from the standard ones above, but equally important and worth mentioning.
| Additional features | - | - | P2i splash-proof nano-coating | - |
| Huawei P Smart Pro | Huawei P40 Lite | Xiaomi Redmi Note 9 Pro | Samsung Galaxy A31 |