Comparison between:
- Xiaomi Redmi K70 Ultra
- Xiaomi MIX Flip
- Xiaomi MIX Fold 4
- Xiaomi Redmi A3x
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| Xiaomi Redmi K70 Ultra | Xiaomi MIX Flip | Xiaomi MIX Fold 4 | Xiaomi Redmi A3x | |
 |  |  |  | |
| Model alias | Redmi K70 Extreme Edition | - | MIX Fold4 | - |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 75.14 mm 7.514 cm 0.247 ft 2.958 in | 74.02 mm 7.402 cm 0.243 ft 2.914 in | 143.3 mm 14.33 cm 0.47 ft 5.642 in | 76.3 mm 7.63 cm 0.25 ft 3.004 in |
| Height | 160.38 mm 16.038 cm 0.526 ft 6.314 in | 167.5 mm 16.75 cm 0.55 ft 6.594 in | 159.37 mm 15.937 cm 0.523 ft 6.274 in | 168.4 mm 16.84 cm 0.552 ft 6.63 in |
| Thickness | 8.39 mm 0.839 cm 0.028 ft 0.33 in | 7.8 mm 0.78 cm 0.026 ft 0.307 in | 4.59 mm 0.459 cm 0.015 ft 0.181 in | 8.3 mm 0.83 cm 0.027 ft 0.327 in |
| Weight | 211 g 0.47 lbs 7.44 oz | 192 g 0.42 lbs 6.77 oz | 228 g 0.5 lbs 8.04 oz | 199 g 0.44 lbs 7.02 oz |
| Volume | 101.11 cm³ 6.14 in³ | 96.71 cm³ 5.87 in³ | 104.83 cm³ 6.37 in³ | 106.65 cm³ 6.48 in³ |
| Colors | Ink Black Clear Snow White Ice Blue Supreme Champion Edition Green Supreme Champion Edition Orange | Crafted Black White Silver Shadow Pink Navy | Xiaomi Dragon Scale Fiber Edition White Black Gentian Blue | Midnight Black Moonlight White Aurora Green |
| Body materials | Glass Aluminium alloy | 6M42 aluminum alloy Carbon fiber Nylon Fiber Glass Fiber | Carbon ceramic steel T800H carbon fiber 6M42 aluminum alloy S2 glass fiber | Plastic Glass |
| Certification | IP68 | - | IPX8 | - |
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 eSIM | 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 (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) | 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 800 MHz (BC0) | - |
| 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 2100 MHz (B1) | - | - | W-CDMA 850 MHz (B5) W-CDMA 900 MHz (B8) W-CDMA 2100 MHz (B1) |
| UMTS | - | UMTS 800 MHz (B6) UMTS 800 MHz (B19) UMTS 850 MHz (B5) UMTS 900 MHz (B8) UMTS 1700 MHz (B4) UMTS 1900 MHz (B2) UMTS 2100 MHz (B1) | UMTS 800 MHz (B6) UMTS 800 MHz (B19) 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 (B28) 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 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 (B17) 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 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-TDD 2600 MHz (B38) | LTE-FDD 700 MHz (B12) 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 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 (B28) LTE-FDD 800 MHz (B20) 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-TDD 2600 MHz (B38) |
| 5G NR | 5G-FDD 700 MHz (n28) 5G-FDD 850 MHz (n5) 5G-FDD 900 MHz (n8) 5G-FDD 1700 MHz (n66) 5G-FDD 1800 MHz (n3) 5G-FDD 2100 MHz (n1) 5G-TDD 2300 MHz (n40) 5G-TDD 2500 MHz (n41) 5G-FDD 2600 MHz (n7) 5G-TDD 2600 MHz (n38) 5G-TDD 3500 MHz (n78) 5G-TDD 3700 MHz (n77) | 5G-FDD 700 MHz (n28) 5G-FDD 800 MHz (n20) 5G-FDD 850 MHz (n5) 5G-FDD 900 MHz (n8) 5G-FDD 1700 MHz (n66) 5G-FDD 1800 MHz (n3) 5G-FDD 1900 MHz (n2) 5G-FDD 2100 MHz (n1) 5G-TDD 2300 MHz (n40) 5G-TDD 2500 MHz (n41) 5G-FDD 2600 MHz (n7) 5G-TDD 2600 MHz (n38) 5G-TDD 3500 MHz (n78) 5G-TDD 3700 MHz (n77) | 5G-FDD 700 MHz (n12) 5G-FDD 700 MHz (n28) 5G-FDD 800 MHz (n20) 5G-FDD 850 MHz (n5) 5G-FDD 900 MHz (n8) 5G-FDD 1700 MHz (n66) 5G-FDD 1800 MHz (n3) 5G-FDD 1900 MHz (n2) 5G-FDD 2100 MHz (n1) 5G-TDD 2300 MHz (n40) 5G-TDD 2500 MHz (n41) 5G-FDD 2600 MHz (n7) 5G-TDD 2600 MHz (n38) 5G-TDD 3500 MHz (n78) 5G-TDD 3700 MHz (n77) 5G-TDD 4700 MHz (n79) | - |
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 | EDGE GPRS HSPA+ LTE TD-SCDMA 5G NSA 5G SA | UMTS EDGE GPRS HSPA+ LTE 5G NSA 5G SA | UMTS EDGE GPRS HSPA+ LTE 5G NSA 5G SA | UMTS EDGE GPRS HSPA+ LTE EV-DO Rev. A |
| 4x4 MIMO HDPU HORxD | - | 4x4 MIMO HPUE Ho RxD | - |
Operating system
Operating system is the system software, which manages and controls the functioning of the hardware components of the device.
| Operating system (OS) | Xiaomi HyperOS (Android 14) | Xiaomi HyperOS (Android 14) | Xiaomi HyperOS (Android 14) | Android 14 |
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 | MediaTek Dimensity 9300+ | Qualcomm Snapdragon 8 Gen 3 (SM8650-AB) | Qualcomm Snapdragon 8 Gen 3 (SM8650-AB) | Unisoc Tiger T603 |
| Process technology | 4 nm | 4 nm | 4 nm | 22 nm |
| CPU | 1x 3.4 GHz ARM Cortex-X4, 3x 2.85 GHz ARM Cortex-X4, 4x 2.0 GHz ARM Cortex-A720 | 1x 3.3 GHz ARM Cortex-X4, 5x 3.2 GHz ARM Cortex-A720, 2x 2.3 GHz ARM Cortex-A520 | 1x 3.3 GHz ARM Cortex-X4, 5x 3.2 GHz ARM Cortex-A720, 2x 2.3 GHz ARM Cortex-A520 | - |
| CPU bits | 64 bit | 64 bit | 64 bit | 64 bit |
| Instruction set | ARMv9.2-A | ARMv9-A | ARMv9-A | ARMv8.2-A |
| Level 3 cache memory (L3) | 18432 KB 18 MB | - | - | - |
| CPU cores | 8 | 8 | 8 | 8 |
| CPU frequency | 3400 MHz | 3300 MHz | 3300 MHz | 1800 MHz |
| GPU | Immortalis-G720 MC12 | Qualcomm Adreno 750 | Qualcomm Adreno 750 | - |
| GPU cores | 12 | - | - | - |
| GPU frequency | 1300 MHz | 903 MHz | 903 MHz | - |
| RAM capacity | 12 GB 16 GB 24 GB | 12 GB 16 GB | 12 GB 16 GB | 3 GB 4 GB |
| RAM type | LPDDR5X | LPDDR5X | LPDDR5X | LPDDR4X |
| RAM channels | Quad channel | Quad channel | Quad channel | Double channel |
| RAM frequency | 4266 MHz | 4266 MHz | 4266 MHz | 1600 MHz |
| MediaTek APU 790 Dual-core Gaming Graphics D1 Chip Rage Engine 3.0 12 nm advanced process 144 FPS ultra-high frame rate 1.5K super-resolution New 5000 mm² 3D cooling system | 3500 mm² VC cooling | 11912 sq.mm 3D cooling system | Virtual RAM expansion - 8 GB |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 256 GB 512 GB 1024 GB | 256 GB 512 GB 1024 GB | 256 GB 512 GB 1024 GB | 64 GB 128 GB |
| UFS 4.0 | UFS 4.0 | UFS 4.0 | eMMC 5.1 |
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 | OLED | AMOLED | E7 AMOLED | IPS |
| Diagonal size | 6.67 in 169.42 mm 16.94 cm | 6.86 in 174.24 mm 17.42 cm | 7.98 in 202.69 mm 20.27 cm | 6.71 in 170.43 mm 17.04 cm |
| Width | 2.74 in 69.5 mm 6.95 cm | 2.66 in 67.52 mm 6.75 cm | 5.95 in 151.12 mm 15.11 cm | 2.68 in 68.16 mm 6.82 cm |
| Height | 6.08 in 154.5 mm 15.45 cm | 6.32 in 160.63 mm 16.06 cm | 5.32 in 135.08 mm 13.51 cm | 6.15 in 156.21 mm 15.62 cm |
| Aspect ratio | 2.223:1 | 2.379:1 | 1.119:1 | 2.292:1 |
| Resolution | 1220 x 2712 pixels | 1224 x 2912 pixels | 2488 x 2224 pixels | 720 x 1650 pixels |
| Pixel density | 446 ppi 175 ppcm | 460 ppi 180 ppcm | 418 ppi 164 ppcm | 268 ppi 105 ppcm |
| Color depth | 36 bit 68719476736 colors | 36 bit 68719476736 colors | 24 bit 16777216 colors | 24 bit 16777216 colors |
| Display area | 89.4 % | 87.76 % | 89.67 % | 83.14 % |
| Other features | Capacitive Multi-touch Scratch resistant | Capacitive Multi-touch Scratch resistant | Capacitive Multi-touch Scratch resistant | Capacitive Multi-touch Scratch resistant |
| 2.5D curved glass screen Xiaomi Longjing (Dragon Crystal) Glass 144 Hz refresh rate 480 Hz touch sampling rate 2160 Hz instantaneous touch sampling rate 3840 Hz PWM dimming 1600 cd/m² HBM 4000 cd/m² peak brightness 5000000:1 12-bit color bit depth 100% DCI-P3 Dolby Vision HDR10+ HDR Vivid ZReal Xiaomi Qingshan Eye Care | Ultra-Thin Glass (UTG) 1 Hz - 120 Hz adaptive refresh rate HDR10+ Dolby Vision HDR Vivid External display - AMOLED External display size - 4" External display resolution - 1392 x 1208 pixels External display refresh rate - 120 Hz External display peak brightness - 3000 cd/m² External display certifications - HDR10+ / Dolby Vision / HDR Vivid | Ultra-Thin Glass (UTG) Pol-less Plus LTPO backplane 1 Hz - 120 Hz adaptive refresh rate Contrast ratio - 8000000:1 3000 cd/m² peak brightness 100% DCI-P3 Dolby Vision HDR10+ HDR Vivid AI Master Picture Quality Engine 360° Photosensitive Cover display type - C8+ AMOLED Cover display size - 6.56" Cover display resolution - 1080 x 2520 pixels Cover display refresh rate - 120 Hz Cover display peak brightness - 3000 cd/m² Cover display contrast ratio - 8000000:1 DCI-P3 Dolby Vision HDR10+ HDR Vivid AI Master Picture Quality Engine 360° Photosensitive | 2.5D curved glass screen Corning Gorilla Glass 90 Hz refresh rate 500 cd/m² 1500:1 DC Dimming |
Sensors
Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.
| Sensors | Accelerometer Compass Gyroscope Pedometer Geomagnetic Fingerprint Gravity Color temperature sensor Optical distance sensor 360° front and rear dual light sensor | Proximity Light Accelerometer Compass Gyroscope Barometer Pedometer Geomagnetic Fingerprint Hall Heart rate | Proximity Light Accelerometer Compass Gyroscope Barometer Geomagnetic Fingerprint Hall Gravity | Accelerometer Fingerprint Virtual Proximity Virtual Light |
| In-display fingerprint sensor with heart rate detection X-axis linear motor | Side-mounted fingerprint sensor | In-display fingerprint sensor 360° light sensor | 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 model | Sony IMX906 | Sony LYT-800 | Sony LYT-800 | - |
| Sensor type | CMOS BSI 2 | CMOS BSI 2 | CMOS BSI 2 | CMOS |
| Sensor format | 1/1.56" | 1/1.49" | 1/1.49" | - |
| Aperture | f/1.6 | f/1.7 | f/1.7 | f/2 |
| Focal length and 35 mm equivalent | - | 23 mm *(35 mm / full frame) | 23 mm *(35 mm / full frame) | - |
| Number of lenses | 6 | 7 | 7 | 4 |
| Flash type | Triple LED | Dual LED | Dual LED | LED |
| Image resolution | 8120 x 6180 pixels 50.18 MP | 8190 x 6144 pixels 50.32 MP | 8190 x 6120 pixels 50.12 MP | 3264 x 2448 pixels 7.99 MP |
| Video resolution | 7680 x 4320 pixels 33.18 MP | 7680 x 4320 pixels 33.18 MP | 7680 x 4320 pixels 33.18 MP | 1920 x 1080 pixels 2.07 MP |
| Video FPS | 30 fps | 24 fps | 24 fps | 30 fps |
| Features | Autofocus Continuous 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 Macro mode Phase detection autofocus (PDAF) Flicker sensor | 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) | Autofocus Continuous autofocus Digital zoom Optical zoom Digital image stabilization Optical image stabilization Geotagging Panorama HDR Touch focus Face detection Face unlock White balance settings ISO settings Exposure compensation Self-timer Scene mode Phase detection autofocus (PDAF) Dolby Vision Leica Native Dual Quality Super Night 2.0 | 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) |
| Pixel size - 2.0 μm (4-in-1 pixel binning) 4K @ 60 fps Secondary rear camera - 8 MP (ultra-wide angle) Third rear camera - 2 MP (macro) | Leica Professional Optical Lens Fully coated lens Pixel size - 2.0 μm (4-in-1 pixel binning) Secondary rear camera - 50 MP (telephoto) Aperture size - f/2.0 (#2) Focal length equivalent - 47 mm (#2) PDAF (#2) | Leica Professional Optical Lens Fully coated lens Pixel size - 2.0 μm (4-in-1 pixel binning) Secondary rear camera - 12 MP (ultra-wide-angle) Angle of view - 120° (#2) Aperture size - f/2.2 (#2) Focal length equivalent - 15 mm (#2) Third rear camera - 50 MP (telephoto) Aperture size - f/2.0 (#3) Focal length equivalent - 47 mm (#3) PDAF (#3) Third rear camera - 10 MP (telephoto) Aperture size - f/2.92 (#4) Focal length equivalent - 115 mm (#4) PDAF (#4) OIS (#4) | Secondary rear camera - QVGA |
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 OV32B40 | - | - |
| Sensor type | CMOS | PureCel | CMOS | CMOS BSI |
| Aperture | - | f/2 | - | f/2.2 |
| Focal length and 35 mm equivalent | - | 23 mm *(35 mm / full frame) | - | - |
| Image resolution | 20 MP | 6560 x 4928 pixels 32.33 MP | 20 MP | 2560 x 1944 pixels 4.98 MP |
| Video resolution | 1920 x 1080 pixels 2.07 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 | 60 fps | 60 fps | 30 fps |
| Features | Face unlock HDR Face detection | - | HDR Face unlock Dolby Vision | Face unlock |
| - | - | Secondary selfie camera on inner display - 20 MP | - |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Earpiece Stereo speakers | Loudspeaker Earpiece Stereo speakers | Loudspeaker Earpiece Stereo speakers | Loudspeaker Earpiece |
| Dolby Atmos Hi-Res Audio Hi-Res Audio Wireless | - | Dolby Atmos Hi-Res Audio Hi-Res Audio Wireless | - |
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 Galileo NavIC QZSS | A-GPS BeiDou GPS (L1+L5) GLONASS (G11) Galileo (E1+E5a) QZSS (L1+L5) | A-GPS BeiDou GPS (L1+L5) GLONASS (G11) Galileo (E1+E5a) QZSS (L1+L5) | 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 Wi-Fi 6 (802.11ax) Wi-Fi 7 (802.11be) 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 7 (802.11be) 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 7 (802.11be) Wi-Fi Hotspot Wi-Fi Direct Wi-Fi Display | 802.11b 802.11g 802.11n Wi-Fi Hotspot |
| 2x2 MIMO 8x8 Sounding for MU-MIMO | 8x8 MU-MiMO HE160 4096 QAM | 8x8 MU-MiMO HE160 4096 QAM | - |
Bluetooth
Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.
| Version | 5.4 | 5.4 | 5.4 | 4.2 |
| Features | A2DP LE | A2DP AVRCP DIP HFP HID HSP LE MAP OPP PAN PBAP | A2DP AVRCP DIP HFP HID HSP LE MAP OPP PAN PBAP | A2DP EDR HID 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 | 3.2 | 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 |
| - | - | Gen 1 - 5 Gbps DisplayPort Allt Mode | - |
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 | No | Yes |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | Computer sync Infrared Tethering NFC VoLTE | Computer sync OTA sync Tethering NFC Ultra-wideband (UWB) | Computer sync OTA sync Infrared Tethering NFC | Computer sync OTA sync Infrared Tethering VoLTE VoWiFi |
| - | - | Two-way satellite communication | - |
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 AMR-WB aptX aptX HD FLAC MP3 OGG WMA WAV APE AMR-NB LDAC LHDC | AAC AMR FLAC M4A MIDI MP3 OGG WAV 3GA OGA AWB MID XMF MXMF IMY RTTTL RTX OTA APE DSF DFF | AAC AAC+ AMR AMR-WB aptX aptX HD eAAC+ FLAC MP3 WAV LDAC LHDC aptX-Adaptive PCM AMR-NB | 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 MKV MP4 WebM WMV WEBM 3GP ASF | AVI MKV MP4 WMV M4V 3GP 3G2 ASF FLV WEBM | MKV MP4 WMV M4V WEBM 3GP 3G2 ASF | 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 | 5500 mAh | 4780 mAh | 5100 mAh | 5000 mAh |
| Type | Li-Polymer | Li-Polymer | Li-Polymer | Li-Ion |
| Charger output power | 10 V / 12 A | 10 V / 6.7 A | 10 V / 6.7 A | 5 V / 2 A |
| Quick charge technology | - | - | Power Delivery 3.0, Quick Charge 3+, Quick Charge 4+ | - |
| Features | Fast charging Non-removable | Fast charging Non-removable | Wireless charging Fast charging Non-removable | Fast charging Non-removable |
| Xiaomi Surging P2 fast charging chip Xiaomi Surging G1 battery management chip | Xiaomi Surge | Xiaomi Surge 50W wireless 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) | - | - | - | 0.897 W/kg |
| Body SAR (EU) | - | - | - | 0.997 W/kg |
Additional features
Some devices have additional features, different from the standard ones above, but equally important and worth mentioning.
| Additional features | - | Dimensions when folded: Width - 74.02 mm Height - 167.5 mm Depth - 16.19 mm | Dimensions folded Width - 73.1 mm Height - 159.37 Depth - 9.47 mm | - |
| Xiaomi Redmi K70 Ultra | Xiaomi MIX Flip | Xiaomi MIX Fold 4 | Xiaomi Redmi A3x |