Comparison between:
- Xiaomi Mi 9 SE
- Xiaomi Mi 9
- Xiaomi Redmi Note 9
- Xiaomi Mi MIX 2
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| Xiaomi Mi 9 SE | Xiaomi Mi 9 | Xiaomi Redmi Note 9 | Xiaomi Mi MIX 2 | |
 Prices |  Prices |  Prices |  Prices | |
| Model alias | Mi9SE | Mi9 M1902F1G | Redmi Note9 M2003J15SC | Mi Mix Evo Mi Mix2 |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 70.5 mm 7.05 cm 0.231 ft 2.776 in | 74.67 mm 7.467 cm 0.245 ft 2.94 in | 77.2 mm 7.72 cm 0.253 ft 3.039 in | 75.5 mm 7.55 cm 0.248 ft 2.972 in |
| Height | 147.5 mm 14.75 cm 0.484 ft 5.807 in | 157.5 mm 15.75 cm 0.517 ft 6.201 in | 162.3 mm 16.23 cm 0.532 ft 6.39 in | 151.8 mm 15.18 cm 0.498 ft 5.976 in |
| Thickness | 7.45 mm 0.745 cm 0.024 ft 0.293 in | 7.61 mm 0.761 cm 0.025 ft 0.3 in | 8.9 mm 0.89 cm 0.029 ft 0.35 in | 7.7 mm 0.77 cm 0.025 ft 0.303 in |
| Weight | 155 g 0.34 lbs 5.47 oz | 173 g 0.38 lbs 6.1 oz | 199 g 0.44 lbs 7.02 oz | 185 g 0.41 lbs 6.53 oz |
| Volume | 77.47 cm³ 4.7 in³ | 89.5 cm³ 5.44 in³ | 111.51 cm³ 6.77 in³ | 88.25 cm³ 5.36 in³ |
| Colors | Blue Black Violet | Black Blue Violet | Blue Black White Pink Red Green | Black White |
| Body materials | Aluminium alloy Glass | Aluminium alloy Glass | Glass Plastic | Aluminium alloy Ceramic |
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 | 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) | 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 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 GSM 900 MHz GSM 1800 MHz GSM 1900 MHz |
| CDMA | CDMA 800 MHz | CDMA 800 MHz | CDMA 800 MHz (BC0) | CDMA 800 MHz CDMA 1900 MHz CDMA 800 MHz (B10) |
| W-CDMA | W-CDMA 850 MHz W-CDMA 900 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 (B5) W-CDMA 900 MHz (B8) W-CDMA 1900 MHz (B2) W-CDMA 2100 MHz (B1) | - |
| TD-SCDMA | TD-SCDMA 1900 MHz TD-SCDMA 2000 MHz | TD-SCDMA 1900 MHz TD-SCDMA 2000 MHz | - | TD-SCDMA 1880-1920 MHz TD-SCDMA 2010-2025 MHz |
| UMTS | - | - | - | UMTS 850 MHz UMTS 900 MHz UMTS 1700/2100 MHz UMTS 1900 MHz UMTS 2100 MHz |
| LTE | LTE-TDD 1900 MHz (B39) LTE-TDD 2300 MHz (B40) LTE-TDD 2500 MHz (B41) LTE-TDD 2600 MHz (B38) LTE 850 MHz LTE 900 MHz LTE 1800 MHz LTE 2100 MHz LTE 2600 MHz LTE 700 MHz (B12) | LTE-TDD 1900 MHz (B39) LTE-TDD 2300 MHz (B40) LTE-TDD 2500 MHz (B41) LTE-TDD 2600 MHz (B38) 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 700 MHz (B12) LTE 700 MHz (B28) | 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 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 850 MHz (B26) LTE 1900 MHz (B25) LTE 700 MHz (B12) LTE 700 MHz (B28) LTE 800 MHz (B18) LTE 800 MHz (B19) LTE 700 MHz (B29) LTE 2300 MHz (B30) |
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 15 EV-DO Rev. A TD-SCDMA TD-HSDPA | UMTS EDGE GPRS HSPA+ LTE Cat 18 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 |
Operating system
Operating system is the system software, which manages and controls the functioning of the hardware components of the device.
| Operating system (OS) | MIUI V10.2 (Android 9.0 Pie) | MIUI V10.2 (Android 9.0 Pie) | MIUI V11 (Android 10) | MIUI V8.5.4 (Android 7.1.1 Nougat) MIUI V9.1.1 (Android 7.1 Nougat) MIUI (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 | Qualcomm Snapdragon 712 | Qualcomm Snapdragon 855 | MediaTek Helio G85 | Qualcomm Snapdragon 835 MSM8998 |
| Process technology | 10 nm | 7 nm | 12 nm | 10 nm |
| CPU | 2x 2.3 GHz Kryo 360, 6x 1.7 GHz Kryo 360 | 1x 2.84 GHz Kryo 485, 3x 2.42 GHz Kryo 485, 4x 1.8 GHz Kryo 485 | 2x 2.0 GHz ARM Cortex-A75, 6x 1.8 GHz ARM Cortex-A55 | 4x 2.45 GHz Kryo 280, 4x 1.9 GHz Kryo 280 |
| CPU bits | 64 bit | 64 bit | 64 bit | 64 bit |
| Instruction set | ARMv8 | ARMv8-A | ARMv8.2-A | ARMv8-A |
| Level 1 cache memory (L1) | - | - | - | 32 KB + 32 KB |
| Level 2 cache memory (L2) | - | - | - | 3072 KB 3 MB |
| CPU cores | 8 | 8 | 8 | 8 |
| CPU frequency | 2300 MHz | 2840 MHz | 2000 MHz | 2450 MHz |
| GPU | Qualcomm Adreno 616 | Qualcomm Adreno 640 | ARM Mali-G52 2EEMC2 | Qualcomm Adreno 540 |
| GPU cores | - | - | 2 | - |
| GPU frequency | - | - | 1000 MHz | 710 MHz |
| RAM capacity | 6 GB | 6 GB 8 GB | 3 GB 4 GB | 6 GB |
| RAM type | LPDDR4X | LPDDR4X | LPDDR4X | LPDDR4X |
| RAM channels | Double channel | Double channel | Double channel | Double channel |
| RAM frequency | 1866 MHz | 2133 MHz | 1800 MHz | 1866 MHz |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 64 GB 128 GB | 64 GB 128 GB | 64 GB 128 GB | 64 GB 128 GB 256 GB |
| UFS 2.1 | UFS 2.1 | 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 | Super AMOLED | Super AMOLED | IPS | JDI IPS |
| Diagonal size | 5.97 in 151.64 mm 15.16 cm | 6.39 in 162.31 mm 16.23 cm | 6.53 in 165.86 mm 16.59 cm | 5.99 in 152.15 mm 15.21 cm |
| Width | 2.5 in 63.55 mm 6.35 cm | 2.68 in 68.02 mm 6.8 cm | 2.74 in 69.51 mm 6.95 cm | 2.68 in 68.04 mm 6.8 cm |
| Height | 5.42 in 137.68 mm 13.77 cm | 5.8 in 147.37 mm 14.74 cm | 5.93 in 150.6 mm 15.06 cm | 5.36 in 136.08 mm 13.61 cm |
| Aspect ratio | 2.167:1 | 2.167:1 | 2.167:1 | 2:1 2:1 (18:9) |
| Resolution | 1080 x 2340 pixels | 1080 x 2340 pixels | 1080 x 2340 pixels | 1080 x 2160 pixels |
| Pixel density | 432 ppi 169 ppcm | 403 ppi 158 ppcm | 395 ppi 155 ppcm | 403 ppi 158 ppcm |
| Color depth | 24 bit 16777216 colors | 24 bit 16777216 colors | 24 bit 16777216 colors | 24 bit 16777216 colors |
| Display area | 84.41 % | 85.5 % | 83.81 % | 81.05 % |
| Other features | Capacitive Multi-touch Scratch resistant | Capacitive Multi-touch Scratch resistant | Capacitive Scratch resistant | Capacitive Multi-touch Scratch resistant |
| Display manufacturer - Samsung Corning Gorilla Glass 5 2.5D curved glass screen Always-On Display 60000:1 contrast ratio 430 cd/m² Peak brightness - 600 cd/m² HDR10 | Display manufacturer - Samsung Corning Gorilla Glass 6 2.5D curved glass screen Always-On Display 60000:1 contrast ratio 430 cd/m² Peak brightness - 600 cd/m² 103.8% NTSC DC dimming HDR10 | 2.5D curved glass screen Corning Gorilla Glass 5 DotDisplay Oleophobic coating TÜV Rheinland Low Blue Light Certification 84% NTSC 1500:1 | Corning Gorilla Glass 4 1500:1 contrast ratio 450 cd/m² |
Sensors
Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.
| Sensors | Proximity Light Accelerometer Compass Gyroscope Barometer Fingerprint Hall | Proximity Light Accelerometer Compass Gyroscope Barometer Fingerprint Hall | Proximity Light Accelerometer Compass Gyroscope Fingerprint | Light Accelerometer Compass Gyroscope Barometer Fingerprint Hall Ultrasonic |
| In-display fingerprint sensor Step detector Step counter | In-display fingerprint sensor Step detector Step counter | - | Fingerprint sensor model - Fingerprint Cards / Goodix |
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 IMX586 Exmor RS | Samsung S5KGM2 | Sony IMX386 Exmor RS |
| Sensor type | CMOS BSI | CMOS BSI | CMOS | CMOS |
| Sensor size | - | - | - | 4.96 x 3.72 mm 0.24 in |
| Sensor format | 1/2" | 1/2" | 1/2.25" | - |
| Pixel size | 0.8 µm 0.000800 mm | 0.8 µm 0.000800 mm | 0.8 µm 0.000800 mm | 1.24 µm 0.001240 mm |
| Crop factor | - | - | - | 6.98 |
| ISO | 100 - 3200 | 100 - 3200 | - | 100 - 3200 |
| Aperture | f/1.75 | f/1.75 | f/1.79 | f/2 |
| Focal length and 35 mm equivalent | 4.77 mm 26 mm *(35 mm / full frame) | 4.75 mm 27 mm *(35 mm / full frame) | - | 4.5 mm 31.4 mm *(35 mm / full frame) |
| Number of lenses | 6 | 6 | 6 | 5 |
| Flash type | Dual LED | Dual LED | LED | Dual LED |
| Image resolution | 8000 x 6000 pixels 48 MP | 8000 x 6000 pixels 48 MP | 8000 x 6000 pixels 48 MP | 4000 x 3000 pixels 12 MP |
| Video resolution | 3840 x 2160 pixels 8.29 MP | 3840 x 2160 pixels 8.29 MP | 3840 x 2160 pixels 8.29 MP | 3840 x 2160 pixels 8.29 MP |
| Video FPS | 30 fps | 60 fps | 30 fps | 30 fps |
| Features | Autofocus Continuous shooting Digital zoom Optical 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) RAW | Autofocus Continuous shooting Digital zoom Optical zoom Digital image stabilization Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode Macro mode RAW Phase detection autofocus (PDAF) Laser autofocus (LAF) 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 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) Sapphire crystal glass lens cover 1080p @ 120 fps 720p @ 960 fps Secondary rear camera - 8 MP (telephoto) Pixel size - 1.12 μm (#2) Aperture size - f/2.4 (#2) Focal length (35 mm equivalent) - 52 mm (#2) 2x Optical zoom (#2) Third rear camera - 13 MP (ultra-wide angle) Pixel size - 1.12 μm (#3) Aperture size - f/2.4 (#3) Focal length (35 mm equivalent) - 15 mm (#3) Angle of view - 123° (#3) | Pixel size - 1.6 μm (4-in-1 pixel binning) Sapphire crystal glass lens cover 1080p @ 960 fps 720p @ 960 fps 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) 6-element lens (#2) Focal length (35 mm equivalent) - 51 mm (#2) Third rear camera - 16 MP (ultra-wide angle) Sensor model - Sony IMX481 Exmor RS (#3) Sensor size - 1/3" (#3) Pixel size - 1.0 μm (#3) Aperture size - f/2.2 (#3) 6-element lens (#3) Focal length (35 mm equivalent) - 17 mm (#3) Angle of view - 117° (#3) | 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 - 2MP (macro) Pixel size - 1.12 μm (#4) 2 cm shooting distance (#4) | 4-axis OIS 720p @ 120 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 | - | - | - | OmniVision OV5675 |
| Sensor type | - | - | - | PureCel |
| Sensor size | - | - | - | 2.98 x 2.21 mm 0.15 in |
| Pixel size | 0.9 µm 0.000900 mm | 0.9 µm 0.000900 mm | - | 1.151 µm 0.001151 mm |
| Crop factor | - | - | - | 11.66 |
| Aperture | f/2 | f/2 | f/2 | f/2 |
| Focal length and 35 mm equivalent | 3.45 mm 26 mm *(35 mm / full frame) | 3.52 mm 18 mm *(35 mm / full frame) | - | 3.5 mm 40.82 mm *(35 mm / full frame) |
| Image resolution | 5184 x 3880 pixels 20.11 MP | 5184 x 3880 pixels 20.11 MP | 4160 x 3120 pixels 12.98 MP | 2592 x 1944 pixels 5.04 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 HDR Face detection | - |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Earpiece | Loudspeaker Earpiece | Loudspeaker Earpiece | Loudspeaker Earpiece |
| Headphone adapter | Headphone adapter | Smart PA Dual microphones with active noise cancellation 1216 linear speaker Vibration motor | 192 kHz / 24-bit Dual ADC HD recording Headphone adapter |
Radio
The radio in a mobile device is a built-in FM radio receiver.
| Radio | No | No | Yes | No |
Tracking/Positioning
Information about the positioning and navigation technologies supported by the device.
| Tracking/Positioning | GPS A-GPS GLONASS BeiDou Galileo | A-GPS GPS (L1+L5) GLONASS (L1) BeiDou (B1) Galileo (E1+E5a) | 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 | 802.11a 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 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 |
| MU-MiMO | 2x2 MiMO | - | 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 | 5.0 | 5.0 |
| Features | A2DP LE | A2DP LE | A2DP EDR HID LE | A2DP |
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 Host Mass storage On-The-Go | Charging Host Mass storage On-The-Go | Charging Mass storage On-The-Go | Charging Host 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 | No | No | Yes | No |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | Computer sync OTA sync Infrared Tethering DLNA NFC VoLTE | Computer sync OTA sync Infrared Tethering DLNA NFC VoLTE | Computer sync OTA sync Infrared Tethering NFC VoLTE ViLTE VoWiFi | 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 | 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 LDAC | AAC AAC+ AMR AMR-WB aptX aptX HD eAAC+ FLAC MIDI MP3 OGG WMA WAV LDAC | AAC AAC+ AMR AMR-WB aptX aptX HD eAAC+ FLAC MIDI MP3 OGG WMA WAV LDAC | AAC 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 DivX H.263 H.264 H.265 MKV MP4 VC-1 Xvid | 3GPP AVI DivX H.263 H.264 H.265 MKV MP4 VC-1 Xvid | 3GPP AVI DivX H.263 H.264 H.265 MKV MP4 VC-1 Xvid | 3GPP AVI DivX H.263 H.264 H.265 MKV MP4 VC-1 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 | 3070 mAh | 3300 mAh | 5020 mAh | 3400 mAh |
| Type | Li-Polymer | Li-Polymer | Li-Ion | Li-Polymer |
| Charger output power | 5 V / 3 A 9 V / 2 A 12 V / 1.5 A | 5 V / 3 A 9 V / 3 A 12 V / 2.25 A 20 V / 1.35 A | 5 V / 3 A 9 V / 2.23 A 12 V / 1.67 A 10 V / 2.25 A | 5 V / 3 A 9 V / 2 A 12 V / 1.5 A |
| Quick charge technology | Qualcomm Quick Charge | Qualcomm Quick Charge 4+ | - | Qualcomm Quick Charge 3.0 |
| Features | Fast charging Non-removable | Wireless charging Fast charging Non-removable | Fast charging Non-removable | Fast charging Non-removable |
| - | Wireless charging - 20 W | 9W wired reverse charging | - |
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) | 1.385 W/kg | 1.389 W/kg | - | 0.39 W/kg |
| Body SAR (EU) | 1.385 W/kg | 1.301 W/kg | - | 1.77 W/kg |
| Head SAR (USA) | 1.19 W/kg | 0.99 W/kg | - | - |
| Body SAR (USA) | 1.17 W/kg | 1.04 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 | - |
| Xiaomi Mi 9 SE | Xiaomi Mi 9 | Xiaomi Redmi Note 9 | Xiaomi Mi MIX 2 |