Comparison between:
- Xiaomi Mi 9 Lite
- Xiaomi Redmi 9
- Xiaomi Mi 8
- Xiaomi Mi 9
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| Xiaomi Mi 9 Lite | Xiaomi Redmi 9 | Xiaomi Mi 8 | Xiaomi Mi 9 | |
 Prices |  Prices |  Prices |  Prices | |
| Model alias | Mi9 Lite | M2004J19G Redmi 9 Prime M2004J19AG M2004J19C | Mi8 | Mi9 M1902F1G |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 74.5 mm 7.45 cm 0.244 ft 2.933 in | 77.01 mm 7.701 cm 0.253 ft 3.032 in | 74.8 mm 7.48 cm 0.245 ft 2.945 in | 74.67 mm 7.467 cm 0.245 ft 2.94 in |
| Height | 156.8 mm 15.68 cm 0.514 ft 6.173 in | 163.32 mm 16.332 cm 0.536 ft 6.43 in | 154.9 mm 15.49 cm 0.508 ft 6.098 in | 157.5 mm 15.75 cm 0.517 ft 6.201 in |
| Thickness | 8.67 mm 0.867 cm 0.028 ft 0.341 in | 9.1 mm 0.91 cm 0.03 ft 0.358 in | 7.6 mm 0.76 cm 0.025 ft 0.299 in | 7.61 mm 0.761 cm 0.025 ft 0.3 in |
| Weight | 179 g 0.39 lbs 6.31 oz | 198 g 0.44 lbs 6.98 oz | 175 g 0.39 lbs 6.17 oz | 173 g 0.38 lbs 6.1 oz |
| Volume | 101.28 cm³ 6.15 in³ | 114.45 cm³ 6.95 in³ | 88.06 cm³ 5.35 in³ | 89.5 cm³ 5.44 in³ |
| Colors | Pearl White Onyx Grey Aurora Blue | Midnight Grey Forest Green Polar White | Black Blue White Gold | Black Blue Violet |
| Body materials | Aluminium alloy Glass | Plastic | Aluminium alloy Glass | Aluminium alloy Glass |
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 / microSD 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) |
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) | GSM 850 MHz GSM 900 MHz GSM 1800 MHz GSM 1900 MHz | GSM 850 MHz GSM 900 MHz GSM 1800 MHz GSM 1900 MHz |
| CDMA | - | CDMA 800 MHz (BC0) | CDMA 800 MHz | CDMA 800 MHz |
| 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 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 850 MHz W-CDMA 900 MHz W-CDMA 1700 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 |
| TD-SCDMA | - | - | TD-SCDMA 1900 MHz TD-SCDMA 2000 MHz | TD-SCDMA 1900 MHz TD-SCDMA 2000 MHz |
| LTE | LTE-FDD 700 MHz (B28) LTE-FDD 800 MHz (B20) LTE-FDD 850 MHz (B5) LTE-FDD 900 MHz (B8) LTE-FDD 1700 MHz (B4) LTE-FDD 1800 MHz (B3) LTE-FDD 1900 MHz (B2) LTE-FDD 2100 MHz (B1) LTE-FDD 2600 MHz (B7) LTE-TDD 2300 MHz (B40) LTE-TDD 2600 MHz (B38) | LTE-FDD 700 MHz (B28) LTE-FDD 800 MHz (B20) LTE-FDD 850 MHz (B5) LTE-FDD 900 MHz (B8) LTE-FDD 1700 MHz (B4) LTE-FDD 1800 MHz (B3) LTE-FDD 1900 MHz (B2) LTE-FDD 2100 MHz (B1) LTE-FDD 2600 MHz (B7) LTE-TDD 2300 MHz (B40) LTE-TDD 2500 MHz (B41) LTE-TDD 2600 MHz (B38) | LTE-TDD 1900 MHz (B39) LTE-TDD 2300 MHz (B40) LTE-TDD 2500 MHz (B41) LTE-TDD 2600 MHz (B38) LTE 700 MHz Class 13 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-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) |
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 12 | UMTS EDGE GPRS HSPA+ LTE Cat 12 EV-DO Rev. A | UMTS EDGE GPRS HSPA+ LTE Cat 18 EV-DO Rev. A TD-SCDMA TD-HSDPA | UMTS EDGE GPRS HSPA+ LTE Cat 18 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 V12 (Android 10) | MIUI V9.5 (Android 8.1 Oreo) MIUI V10 (Android 8.1 Oreo) MIUI V10.2 (Android 9.0 Pie) MIUI V10.3.2 (Android 9.0 Pie) MIUI 11.0.5 (Android 10) MIUI 12.0.2 (Android 10) | MIUI V10.2 (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 710 | MediaTek Helio G80 | Qualcomm Snapdragon 845 | Qualcomm Snapdragon 855 |
| Process technology | 10 nm | 12 nm | 10 nm | 7 nm |
| CPU | 2x 2.2 GHz Kryo 360, 6x 1.7 GHz Kryo 360 | 2x 2.0 GHz Cortex-A75, 6x 1.8 GHz Cortex-A55 | 4x 2.8 GHz Kryo 385, 4x 1.8 GHz Kryo 385 | 1x 2.84 GHz Kryo 485, 3x 2.42 GHz Kryo 485, 4x 1.8 GHz Kryo 485 |
| CPU bits | 64 bit | 64 bit | 64 bit | 64 bit |
| Instruction set | ARMv8 | ARMv8.2-A | ARMv8-A | ARMv8-A |
| Level 1 cache memory (L1) | - | - | 32 KB + 32 KB | - |
| Level 2 cache memory (L2) | - | - | 1536 KB 1.5 MB | - |
| Level 3 cache memory (L3) | - | - | 2048 KB 2 MB | - |
| CPU cores | 8 | 8 | 8 | 8 |
| CPU frequency | 2200 MHz | 2000 MHz | 2800 MHz | 2840 MHz |
| GPU | Qualcomm Adreno 616 | ARM Mali-G52 2EEMC2 | Qualcomm Adreno 630 | Qualcomm Adreno 640 |
| GPU frequency | 500 MHz | 950 MHz | 710 MHz | - |
| RAM capacity | 6 GB | 3 GB 4 GB | 6 GB 8 GB | 6 GB 8 GB |
| RAM type | LPDDR4X | LPDDR4X | LPDDR4X | LPDDR4X |
| RAM channels | Double channel | Double channel | Double channel | Double channel |
| RAM frequency | 1866 MHz | 2133 MHz | 1866 MHz | 2133 MHz |
| Mi Turbo Game Turbo 2.0 | - | - | - |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 128 GB | 32 GB 64 GB | 64 GB 128 GB 256 GB | 64 GB 128 GB |
| UFS 2.1 | eMMC 5.1 | UFS 2.1 | UFS 2.1 |
Memory cards
Memory cards are used in mobile devices for expanding their external storage capacity.
| Types | 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 | AMOLED | IPS | Super AMOLED | Super AMOLED |
| Diagonal size | 6.39 in 162.31 mm 16.23 cm | 6.53 in 165.86 mm 16.59 cm | 6.21 in 157.73 mm 15.77 cm | 6.39 in 162.31 mm 16.23 cm |
| Width | 2.68 in 68.02 mm 6.8 cm | 2.74 in 69.51 mm 6.95 cm | 2.69 in 68.31 mm 6.83 cm | 2.68 in 68.02 mm 6.8 cm |
| Height | 5.8 in 147.37 mm 14.74 cm | 5.93 in 150.6 mm 15.06 cm | 5.6 in 142.18 mm 14.22 cm | 5.8 in 147.37 mm 14.74 cm |
| Aspect ratio | 2.167:1 | 2.167:1 | 2.081:1 | 2.167:1 |
| Resolution | 1080 x 2340 pixels | 1080 x 2340 pixels | 1080 x 2248 pixels | 1080 x 2340 pixels |
| Pixel density | 403 ppi 158 ppcm | 395 ppi 155 ppcm | 402 ppi 158 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 | 86.08 % | 83.49 % | 84.09 % | 85.5 % |
| Other features | Capacitive Multi-touch Scratch resistant | Capacitive Scratch resistant | Capacitive Multi-touch Scratch resistant | Capacitive Multi-touch Scratch resistant |
| Corning Gorilla Glass 5 60000:1 contrast ratio 430 cd/m² Peak brightness - 600 cd/m² 103.8% NTSC DC dimming HDR Multi-color AOD Oleophobic coating | 2.5D curved glass screen Corning Gorilla Glass 3 400 cd/m² 70% NTSC 1500:1 TÜV Rheinland Certified Reading Mode | Display manufacturer - Samsung Corning Gorilla Glass 5 2.5D curved glass screen Always-On Display 60000:1 contrast ratio 600 cd/m² 430 cd/m² typical brightness 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 |
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 Fingerprint | Proximity Light Accelerometer Compass Gyroscope Barometer Fingerprint Hall Infrared face recognition sensor | Proximity Light Accelerometer Compass Gyroscope Barometer Fingerprint Hall |
| In-display fingerprint sensor | - | Fingerprint sensor model - Fingerprint Cards FPC1291 Infrared camera - OmniVision OV7251 (1/7.5-inch sensor; 3.0 μm) Step detector Step counter | In-display fingerprint sensor Step detector Step counter |
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 IMX363 Exmor RS | Sony IMX586 Exmor RS |
| Sensor type | CMOS | CMOS | CMOS | CMOS BSI |
| Sensor format | 1/2" | - | 1/2.55" | 1/2" |
| Pixel size | 0.8 µm 0.000800 mm | - | 1.4 µm 0.001400 mm | 0.8 µm 0.000800 mm |
| ISO | - | - | 100 - 3200 | 100 - 3200 |
| Aperture | f/1.79 | f/2.2 | f/1.8 | f/1.75 |
| Focal length and 35 mm equivalent | - | - | 4.22 mm 21 mm *(35 mm / full frame) | 4.75 mm 27 mm *(35 mm / full frame) |
| Field of view | - | 75.2 ° | - | - |
| Number of lenses | 6 | - | - | 6 |
| Flash type | Dual LED | LED | Dual LED | Dual LED |
| Image resolution | 8000 x 6000 pixels 48 MP | 4160 x 3120 pixels 12.98 MP | 4032 x 3024 pixels 12.19 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 | 3840 x 2160 pixels 8.29 MP |
| Video FPS | 30 fps | 30 fps | 30 fps | 60 fps |
| Features | Autofocus Continuous shooting Digital zoom Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode Phase detection autofocus (PDAF) | 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 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) 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) |
| Pixel size - 1.6 μm (4-in-1 pixel binning) 1080p @ 120 fps 720p @ 960 fps Secondary rear camera - 8 MP (ultra-wide angle) Pixel size - 1.12 μm (#2) Aperture size - f/2.2 (#2) Angle of view - 118° (#2) Third rear camera - 2 MP (depth sensing) Pixel size - 1.75 μm (#3) Aperture size - f/2.4 (#3) | 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) Pixel size - 1.12 μm (#4) Aperture size - f/2.4 (#4) | Phase detection with Dual Pixel 4-axis OIS 1080p @ 240 fps 720p @ 960 fps Secondary rear camera - 12 MP (telephoto) Sensor model - Samsung S5K3M3 (#2) Sensor size - 1/3.4" (#2) Sensor type - ISOCELL (#2) Pixel size - 1.0 μm (#2) Aperture size - f/2.4 (#2) | 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) |
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 | Samsung S5KGD1 | - | Samsung S5K3T1 | - |
| Sensor type | ISOCELL | - | ISOCELL | - |
| Pixel size | 0.8 µm 0.000800 mm | - | 1.8 µm 0.001800 mm | 0.9 µm 0.000900 mm |
| Aperture | f/2 | f/2 | f/2 | f/2 |
| Focal length and 35 mm equivalent | - | - | 3.58 mm 18 mm *(35 mm / full frame) | 3.52 mm 18 mm *(35 mm / full frame) |
| Field of view | - | 77.8 ° | - | - |
| Image resolution | 6528 x 4896 pixels 31.96 MP | 3264 x 2448 pixels 7.99 MP | 5120 x 3840 pixels 19.66 MP | 5184 x 3880 pixels 20.11 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 HDR Face detection | - | - |
| Sensor type - ISOCELL PLUS Pixel size - 1.6 μm (4-in-1 pixel binning) | - | - | - |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Earpiece | Loudspeaker Earpiece | Loudspeaker Earpiece | Loudspeaker Earpiece |
| Hi-Res Audio Smart PA | Smart PA Dual microphones with active noise cancellation 1216 linear speaker Vibration motor | Headphone adapter | Headphone adapter |
Radio
The radio in a mobile device is a built-in FM radio receiver.
| Radio | Yes | Yes | 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 Galileo Beidou | A-GPS GPS (L1+L5) GLONASS (L1) BeiDou (B1) Galileo (E1+E5a) | A-GPS GPS (L1+L5) GLONASS (L1) BeiDou (B1) Galileo (E1+E5a) |
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 |
| - | - | 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 EDR HID LE | A2DP EDR HID LE | A2DP LE | 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 | USB Type-C | USB Type-C |
| Version | 2.0 | 2.0 | 2.0 | 2.0 |
| Features | Charging Host Mass storage On-The-Go | Charging Mass storage On-The-Go | Charging Host 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 | Yes | Yes | No | No |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | Computer sync OTA sync Infrared NFC VoLTE | Computer sync OTA sync Infrared Tethering NFC VoLTE ViLTE VoWiFi | Computer sync OTA sync Tethering DLNA NFC VoLTE | Computer sync OTA sync Infrared Tethering DLNA NFC VoLTE |
| - | NFC market dependent | - | - |
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 eAAC+ FLAC MIDI MP3 OGG WMA WAV | 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 |
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 VC-1 WebM WMV 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 | 4030 mAh | 5020 mAh | 3400 mAh | 3300 mAh |
| Type | Li-Polymer | Li-Ion | Li-Polymer | Li-Polymer |
| Charger output power | 9 V / 2 A | 5 V / 2 A 9 V / 2 A | 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 |
| Quick charge technology | Qualcomm Quick Charge 4+ | Qualcomm Quick Charge 3.0 | Qualcomm Quick Charge 4+ | Qualcomm Quick Charge 4+ |
| Features | Fast charging Non-removable | Fast charging Non-removable | Fast charging Non-removable | Wireless charging Fast charging Non-removable |
| - | - | Battery model: BM3E | Wireless charging - 20 W |
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) | 1.42 W/kg | 0.789 W/kg | 0.701 W/kg | 1.389 W/kg |
| Body SAR (EU) | 1.4 W/kg | 1.065 W/kg | 1.662 W/kg | 1.301 W/kg |
| Head SAR (USA) | 1.19 W/kg | 1.084 W/kg | 1.01 W/kg | 0.99 W/kg |
| Body SAR (USA) | 1.15 W/kg | 1.049 W/kg | 1.32 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 Redmi 9 Prime - Matte Black Mint Green Space Blue Sunrise Flare | - | - |
| Xiaomi Mi 9 Lite | Xiaomi Redmi 9 | Xiaomi Mi 8 | Xiaomi Mi 9 |