Comparison between:
- nubia Air
- Xiaomi 12T
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| nubia Air | Xiaomi 12T | |
 |  | |
| Model alias | - | 22071212AG |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | - | 75.9 mm 7.59 cm 0.249 ft 2.988 in |
| Height | - | 163.1 mm 16.31 cm 0.535 ft 6.421 in |
| Thickness | 5.9 mm 0.59 cm 0.019 ft 0.232 in | 8.6 mm 0.86 cm 0.028 ft 0.339 in |
| Weight | 172 g 0.38 lbs 6.07 oz | 202 g 0.45 lbs 7.13 oz |
| Volume | - | 106.46 cm³ 6.47 in³ |
| Colors | Titanium Black Streamer Black Titanium Desert | Black Silver Blue |
| Body materials | Aluminium alloy | Glass Plastic |
| Certification | IP68 IP69 | - |
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 |
| 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 | - | GSМ 850 МНz (В5) GSМ 900 МНz (В8) GSМ 1900 МНz (В2) |
| UMTS | - | UМТS 800 МНz (В19) UМТS 850 МНz (В5) UМТS 900 МНz (В8) UМТS 1700 МНz (В4) UМТS 1900 МНz (В2) UМТS 2100 МНz (В1) |
| LTE | - | LТЕ-FDD 700 МНz (В12) LТЕ-FDD 700 МНz (В13) LТЕ-FDD 700 МНz (В17) LТЕ-FDD 700 МНz (В28) LТЕ-FDD 800 МНz (В20) LТЕ-FDD 850 МНz (В5) LТЕ-FDD 850 МНz (В18) LТЕ-FDD 850 МНz (В19) LТЕ-FDD 850 МНz (В26) LТЕ-FDD 900 МНz (В8) LТЕ-FDD 1500 МНz (В32) LТЕ-FDD 1700 МНz (В4) LТЕ-FDD 1700 МНz (В66) LТЕ-FDD 1800 МНz (В3) LТЕ-FDD 1900 МНz (В2) LТЕ-FDD 2100 МНz (В1) LТЕ-FDD 2600 МНz (В7) LТЕ-ТDD 1900 МНz (В39) LТЕ-ТDD 2000 МНz (В34) LТЕ-ТDD 2300 МНz (В40) LТЕ-ТDD 2600 МНz (В38) |
| 5G NR | - | 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 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) |
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 | - | UМТS GРRS LТЕ |
| - | 4x4 MIMO |
Operating system
Operating system is the system software, which manages and controls the functioning of the hardware components of the device.
| Operating system (OS) | - | МΙUΙ 13 (Аndrоid 12) |
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 | Unisос Т8300 | МеdiаТеk Dimеnsity 8100-Ultrа (МТ6895ΖВ) |
| Process technology | 6 nm | 5 nm |
| CPU | 2х 2.2 GНz АRМ Соrtех-А78, 6х 2.0 GНz АRМ Соrtех-А55 | 4х 2.85 GНz АRМ Соrtех-А78, 4х 2.0 GНz АRМ Соrtех-А55 |
| CPU bits | 64 bit | 64 bit |
| Instruction set | ARMv8.2-A | ARMv8.2-A |
| Level 1 cache memory (L1) | 16 KB + 16 KB | 16 KB + 16 KB |
| CPU cores | 8 | 8 |
| CPU frequency | 2200 MHz | 2850 MHz |
| GPU | ARM Mali-G57 MP2 | ARM Mali-G610 |
| GPU cores | 2 | 6 |
| GPU frequency | - | 860 MHz |
| RAM capacity | 8 GB | 8 GB |
| RAM type | LPDDR4X | LPDDR5 |
| RAM channels | Double channel | Quad channel |
| RAM frequency | 2266 MHz | 3100 MHz |
| Virtual RAM expansion - 12 GB | 3725 mm² vapor chamber Multilayer graphite sheets Boron Nitride film |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 256 GB | 128 GB 256 GB |
| UFS 2.1 | UFS 3.1 |
Display
The display of a mobile device is characterized by its technology, resolution, pixel density, diagonal length, color depth, etc.
| Type/technology | AMOLED | AMOLED |
| Diagonal size | 6.78 in 172.21 mm 17.22 cm | 6.67 in 169.42 mm 16.94 cm |
| Width | 2.94 in 74.63 mm 7.46 cm | 2.98 in 75.77 mm 7.58 cm |
| Height | 6.11 in 155.2 mm 15.52 cm | 5.97 in 151.53 mm 15.15 cm |
| Aspect ratio | 2.08:1 | 2:1 2:1 (18:9) |
| Resolution | 1080 x 2246 pixels | 1080 x 2160 pixels |
| Pixel density | 368 ppi 144 ppcm | 362 ppi 142 ppcm |
| Color depth | 30 bit 1073741824 colors | 30 bit 1073741824 colors |
| Display area | - | 93.04 % |
| Other features | Capacitive Multi-touch Scratch resistant | Capacitive Multi-touch Scratch resistant |
| 2.5D curved glass screen Corning Gorilla Glass 7i 120 Hz 4500 local peak brightness 100% DCI-P3 | 2.5D curved glass screen CrystalRes Display Corning Gorilla Glass 5 AdaptiveSync 120 Hz refresh rate 480 Hz touch sampling rate 500 cd/m² typical brightness 900 cd/m² peak brightness 1920 Hz PWM dimming 4096 level brightness adjustment 5000000:1 JNCD ≈ 0.37 Delta E ≈ 0.66 HDR10+ Dolby Vision True Display Sunlight Mode 3.0 Reading Mode DCI-P3 |
Sensors
Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.
| Sensors | Proximity Light Accelerometer Compass Gyroscope | Proximity Light Accelerometer Compass Gyroscope Geomagnetic Fingerprint Hall Gravity Flicker sensor Color temperature sensor |
| In-display fingerprint sensor | In-display fingerprint sensor X-axis liner vibration motor |
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 | - | Samsung S5KHM6S |
| Sensor type | CMOS | ISOCELL |
| Sensor format | - | 1/1.67" |
| Pixel size | - | 0.64 µm 0.000640 mm |
| Aperture | - | f/1.7 |
| Flash type | - | Dual LED |
| Image resolution | 8120 x 6180 pixels 50.18 MP | 108 MP |
| Video resolution | 2560 x 1440 pixels 3.69 MP | 3840 x 2160 pixels 8.29 MP |
| Video FPS | 30 fps | 30 fps |
| Features | Autofocus Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Phase detection autofocus (PDAF) | Autofocus Continuous autofocus Continuous shooting 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 Macro mode Phase detection autofocus (PDAF) Night Mode Ultra Night Video |
| Auxiliary lens - 0.08 MP | Pixel size - 1.92 μm (9-in-1 pixel binning) |
Ultra-wide camera
Specifications of the ultra-wide camera of the device. This type of camera captures a wider field of view compared to the main camera.
| Aperture | - | f/2.2 |
| Field of view | - | 120 ° |
| Image resolution | - | 8 MP |
Macro camera
Specifications of the macro camera of the device. This type of camera in smartphones is used to snap close-up photos of tiny objects.
| Aperture | - | f/2.4 |
| Image resolution | - | 2 MP |
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 type | CMOS | CMOS BSI |
| Aperture | - | f/2.24 |
| Image resolution | 20 MP | 20 MP |
| Video resolution | - | 1920 x 1080 pixels 2.07 MP |
| Video FPS | - | 60 fps |
| Features | Face detection Face unlock | HDR Face unlock Face detection Video HDR |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Earpiece | Loudspeaker Earpiece Stereo speakers |
| HiFi 4 DSP | harman / kardon Hi-Res Audio Hi-Res Audio Wireless Dolby Atmos |
Radio
The radio in a mobile device is a built-in FM radio receiver.
| Radio | - | No |
Tracking/Positioning
Information about the positioning and navigation technologies supported by the device.
| Tracking/Positioning | GРS А-GРS GLОΝАSS | GРS А-GРS |
Wi-Fi
Wi-Fi is a technology that provides wireless data connections between various devices within a short range.
| Wi-Fi | - | 802.11а 802.11b 802.11g Wi-Fi 6 (802.11ах) Wi-Fi Disрlаy 802.11а |
| - | 2x2 MIMO |
Bluetooth
Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.
| Version | - | 5.3 |
| Features | - | A2DP AVRCP DIP HFP HID HSP LE MAP OPP PAN PBAP |
USB
The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data.
| Connector type | - | Micro USB |
| Version | - | 2.0 |
| Features | - | 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 | - | No |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | - | Computer sync OTA sync Infrared Tethering NFC |
| - | NFC is 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 |
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 MP3 WAV LDAC LHDC aptX-Adaptive PCM AMR-NB |
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 | - | MKV MP4 WMV M4V WEBM 3GP 3G2 ASF |
Battery
The batteries of mobile devices differ in capacity and technology. They provide the electrical charge needed for the functioning of the devices.
| Capacity | 5000 mAh | 5000 mAh |
| Type | Li-Polymer | Li-Polymer |
| Charger output power | 11 V / 3 A | 10 V / 12 A |
| Features | Fast charging Non-removable | Wireless charging Fast charging Non-removable |
| - | Xiaomi AdaptiveCharge 42 safety features 9 thermal sensors |
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) | - | 0.739 W/kg |
| Body SAR (EU) | - | 0.722 W/kg |
| Head SAR (India) | - | 1.09 W/kg |
| Body SAR (India) | - | 1.09 W/kg |
| nubia Air | Xiaomi 12T |