Comparison between:
- Xiaomi Redmi Note 15
- Xiaomi Mi Mix 3
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| Xiaomi Redmi Note 15 | Xiaomi Mi Mix 3 | |
 |  | |
| Model alias | - | Mi Mix3 |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 75.42 mm 7.542 cm 0.247 ft 2.969 in | 74.69 mm 7.469 cm 0.245 ft 2.941 in |
| Height | 164 mm 16.4 cm 0.538 ft 6.457 in | 157.89 mm 15.789 cm 0.518 ft 6.216 in |
| Thickness | 7.35 mm 0.735 cm 0.024 ft 0.289 in | 8.46 mm 0.846 cm 0.028 ft 0.333 in |
| Weight | 178 g 0.39 lbs 6.28 oz | 218 g 0.48 lbs 7.69 oz |
| Volume | 90.91 cm³ 5.52 in³ | 99.77 cm³ 6.06 in³ |
| Colors | Blue White Black | Black Blue Green |
| Body materials | Plastic Glass | Ceramic Aluminium alloy |
| Certification | IP66 | - |
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 | 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 (B5) GSM 900 MHz (B8) GSM 1800 MHz (B3) | GSM 850 MHz GSM 900 MHz GSM 1800 MHz GSM 1900 MHz |
| CDMA | - | CDMA 800 MHz CDMA 1900 MHz |
| W-CDMA | W-CDMA 850 MHz (B5) W-CDMA 850 MHz (B6) W-CDMA 900 MHz (B8) W-CDMA 900 MHz (B19) 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 |
| TD-SCDMA | - | TD-SCDMA 1900 MHz TD-SCDMA 2000 MHz |
| LTE | LTE-FDD 700 MHz (B28) LTE-FDD 850 MHz (B5) LTE-FDD 850 MHz (B19) LTE-FDD 900 MHz (B8) LTE-FDD 1700 MHz (B66) LTE-FDD 1800 MHz (B3) LTE-FDD 1900 MHz (B25) LTE-FDD 2100 MHz (B1) 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 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 700 MHz (B12) LTE 700 MHz Class 13 (256GB) LTE 800 MHz (B18) (256GB) LTE 800 MHz (B19) (256GB) LTE 1900 MHz (B25) (256GB) LTE 850 MHz (B26) (256GB) LTE 800 MHz (B27) (256GB) LTE 700 MHz (B28) (256GB) LTE 700 MHz (B29) (256GB) LTE 2300 MHz (B30) (256GB) LTE 1700/2100 MHz (B66) (256GB) |
| 5G NR | 5G-FDD 700 MHz (n28) 5G-FDD 850 MHz (n5) 5G-FDD 900 MHz (n8) 5G-FDD 1800 MHz (n3) 5G-FDD 1900 MHz (n25) 5G-FDD 2100 MHz (n1) 5G-TDD 2300 MHz (n40) 5G-TDD 2500 MHz (n41) 5G-TDD 2600 MHz (n38) 5G-TDD 3500 MHz (n78) 5G-TDD 3700 MHz (n77) | - |
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 5G SA 5G NSA | 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) | Xiaomi HyperOS 2.0 (Android 15) | MIUI V10 (Android 8.1 Oreo) MIUI V10.0.11 (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 6 Gen 3 (SM6475-AB) | Qualcomm Snapdragon 845 (SDM845) |
| Process technology | 4 nm | 10 nm |
| CPU | 4x 2.4 GHz ARM Cortex-A78, 4x 1.8 GHz ARM Cortex-A55 | 4x 2.8 GHz ARM Cortex-A75, 4x 1.8 GHz ARM Cortex-A55 (Kryo 385) |
| CPU bits | 64 bit | 64 bit |
| Instruction set | ARMv8.2-A | ARMv8.2-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 |
| CPU frequency | 2400 MHz | 2800 MHz |
| GPU | Qualcomm Adreno 710 | Qualcomm Adreno 630 |
| GPU frequency | - | 710 MHz |
| RAM capacity | 6 GB 8 GB 12 GB | 6 GB 8 GB 10 GB |
| RAM type | LPDDR4X | LPDDR4X |
| RAM channels | Double channel | Double channel |
| RAM frequency | 2133 MHz | 1866 MHz |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 128 GB 256 GB | 128 GB 256 GB |
| UFS 2.2 | 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 | OLED | AMOLED |
| Diagonal size | 6.77 in 171.96 mm 17.2 cm | 6.39 in 162.31 mm 16.23 cm |
| Width | 2.79 in 70.76 mm 7.08 cm | 2.68 in 68.02 mm 6.8 cm |
| Height | 6.17 in 156.72 mm 15.67 cm | 5.8 in 147.37 mm 14.74 cm |
| Aspect ratio | 2.215:1 | 2.167:1 |
| Resolution | 1080 x 2392 pixels | 1080 x 2340 pixels |
| Pixel density | 388 ppi 152 ppcm | 403 ppi 158 ppcm |
| Color depth | 36 bit 68719476736 colors | 24 bit 16777216 colors |
| Display area | 89.95 % | 85.27 % |
| Other features | Capacitive Multi-touch Scratch resistant | Capacitive Multi-touch Scratch resistant |
| 3D curved glass screen 120 Hz refresh rate 240 Hz touch sampling rate 3200 cd/m² peak brightness 2560 Hz PWM dimming | Display manufacturer - Samsung Corning Gorilla Glass 2.5D curved glass screen Always-On Display 60000:1 contrast ratio 430 cd/m² Peak brightness - 600 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 Magnetometer Fingerprint | Light Accelerometer Compass Gyroscope Fingerprint Hall Ultrasonic |
| In-display fingerprint sensor | Fingerprint sensor model - Fingerprint Cards FPC1291 |
Main rear camera
The main camera of the mobile device is usually placed on its back and can be combined with one or more additional cameras.
| Sensor model | OmniVision OV50D | Sony IMX363 Exmor RS |
| Sensor type | PureCel | CMOS |
| Sensor format | 1/2.88" | 1/2.55" |
| Pixel size | 0.612 µm 0.000612 mm | 1.4 µm 0.001400 mm |
| Aperture | f/1.8 | f/1.8 |
| Focal length and 35 mm equivalent | - | 4.23 mm 21 mm *(35 mm / full frame) |
| Flash type | Dual LED | Dual LED |
| Image resolution | 8192 x 6144 pixels 50.33 MP | 4032 x 3024 pixels 12.19 MP |
| Video resolution | 3840 x 2160 pixels 8.29 MP | 3840 x 2160 pixels 8.29 MP |
| Video FPS | 30 fps | 60 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 Macro mode Quad PDAF | 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) |
| OmniVision OV50D = Light Hunter 400 | Phase detection with Dual Pixel 4-axis OIS 1080p @ 960 fps 720p @ 960 fps |
Telephoto camera
Specifications of the telephoto camera. These cameras are used to capture distant objects by using optical zoom to make them look closer without losing resolution and detail.
| Sensor model | - | Samsung S5K3M3 |
| Sensor format | - | 1/3.4" |
| Pixel size | - | 1 µm 0.001000 mm |
| Aperture | - | f/2.4 |
| Focal length equivalent (35 mm) | - | 26 mm *(35 mm / full frame) |
| Image resolution | - | 12 MP |
| - | Sensor type - ISOCELL |
Depth-sensing camera
Specifications of the depth sensor of the device. Depth sensors measure the distance between the subject and the camera, enabling features such as bokeh in portraits.
| Image resolution | 2 MP | - |
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 IMX576 Exmor RS |
| Sensor type | CMOS BSI | - |
| Sensor format | - | 1/2.8" |
| Pixel size | - | 0.9 µm 0.000900 mm |
| Aperture | - | f/2.2 |
| Focal length and 35 mm equivalent | - | 3.86 mm 19 mm *(35 mm / full frame) |
| Image resolution | 3264 x 2448 pixels 7.99 MP | 5760 x 4312 pixels 24.84 MP |
| Video resolution | 1920 x 1080 pixels 2.07 MP | 1920 x 1080 pixels 2.07 MP |
| Video FPS | 60 fps | 30 fps |
| Features | Face unlock Face detection | Face unlock |
| - | Mechanical pop-up dual front camera with neodymium magnets Pixel size - 1.8 μm (4-in-1 pixel binning) Sensor model - OmniVision OV02A10 (#2) Pixel size - 1.75 μm (#2) Secondary front camera - 2 MP |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Earpiece | Loudspeaker Earpiece |
| - | Headphone adapter |
Radio
The radio in a mobile device is a built-in FM radio receiver.
| Radio | - | Yes |
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) |
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 | 5.1 | 5.0 |
| Features | A2DP LE | 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 |
| Version | 2.0 | 2.0 |
| Features | 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 |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | Computer sync OTA sync Infrared Tethering NFC VoLTE | Computer sync OTA sync 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 AMR aptX eAAC+ FLAC MIDI MP3 OGG WMA WAV | 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 H.263 H.264 MKV QuickTime MP4 WebM WMV Xvid | 3GPP AVI DivX H.263 H.264 H.265 MKV QuickTime MP4 VC-1 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 | 5800 mAh | 3200 mAh |
| Type | Li-Polymer | Li-Polymer |
| Charger output power | 9 V / 5 A | 5 V / 3 A 9 V / 2 A 12 V / 1.5 A |
| Quick charge technology | - | Qualcomm Quick Charge 4+ |
| Features | Fast charging Non-removable | Wireless charging Fast charging Non-removable |
| 18W reverse wired charging | Qi wireless charging - 5V/2A; 9V/2A |
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) | - | 1.448 W/kg |
| Body SAR (EU) | - | 1.568 W/kg |
| Xiaomi Redmi Note 15 | Xiaomi Mi Mix 3 |