Comparison between:
- Asus Google Nexus 7 2013
- Xiaomi Mi 2a
- Xiaomi Pad 6
- Xiaomi Pad 7 Pro
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| Asus Google Nexus 7 2013 | Xiaomi Mi 2a | Xiaomi Pad 6 | Xiaomi Pad 7 Pro | |
 |  |  |  | |
| Model alias | Nexus 7 II Google The new Nexus Google Nexus 7 2 Nexus 7 2 Google Nexus 7 II | Mi-Two A MI-2a | - | - |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 200 mm 20 cm 0.656 ft 7.874 in | 66.5 mm 6.65 cm 0.218 ft 2.618 in | 253.95 mm 25.395 cm 0.833 ft 9.998 in | 251.22 mm 25.122 cm 0.824 ft 9.891 in |
| Height | 114 mm 11.4 cm 0.374 ft 4.488 in | 133 mm 13.3 cm 0.436 ft 5.236 in | 165.18 mm 16.518 cm 0.542 ft 6.503 in | 173.42 mm 17.342 cm 0.569 ft 6.828 in |
| Thickness | 8.65 mm 0.865 cm 0.028 ft 0.341 in | 9.5 mm 0.95 cm 0.031 ft 0.374 in | 6.51 mm 0.651 cm 0.021 ft 0.256 in | 6.18 mm 0.618 cm 0.02 ft 0.243 in |
| Weight | 290 g 0.64 lbs 10.23 oz | 133 g 0.29 lbs 4.69 oz | 490 g 1.08 lbs 17.28 oz | 500 g 1.1 lbs 17.64 oz |
| Volume | 197.22 cm³ 11.98 in³ | 84.02 cm³ 5.1 in³ | 273.08 cm³ 16.58 in³ | 269.24 cm³ 16.35 in³ |
| Colors | Black | White Blue Green Yellow | Black Blue Gold | Gray Green Blue |
| Body materials | - | Plastic | Metal | Metal |
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 | - | - | - |
| Number of SIM cards | 1 | 1 | - | - |
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 GSМ 900 МНz GSМ 1900 МНz | GSМ 850 МНz GSМ 900 МНz GSМ 1900 МНz | - | - |
| UMTS | UМТS 900 МНz UМТS 1700/2100 МНz UМТS 1900 МНz UМТS 2100 МНz | UМТS 1900 МНz UМТS 2100 МНz | - | - |
| LTE | LТЕ 700 МНz Сlаss 13 LТЕ 700 МНz Сlаss 17 LТЕ 800 МНz LТЕ 850 МНz LТЕ 1700/2100 МНz LТЕ 1800 МНz LТЕ 1900 МНz LТЕ 2600 МНz | - | - | - |
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 Саt 3 | UМТS GРRS Сlаss 12 | - | - |
Operating system
Operating system is the system software, which manages and controls the functioning of the hardware components of the device.
| Operating system (OS) | Аndrоid 4.3 Jеlly Веаn Аndrоid 5.0 Lоlliрор Аndrоid 6.0.1 Маrshmаllоw | МΙUΙ V5 (Аndrоid 4.1.1 Jеlly Веаn) | МΙUΙ Раd 14 (Аndrоid 13) | Хiаоmi НyреrОS 2.0 |
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 | Quаlсоmm Snарdrаgоn S4 Рrо (АРQ8064) | Quаlсоmm Snарdrаgоn S4 Рrо (МSМ8260А Рrо) | Quаlсоmm Snарdrаgоn 870 (SМ8250-АС) | Quаlсоmm Snарdrаgоn 8s Gеn 3 (SМ8635) |
| Process technology | 28 nm | 28 nm | 7 nm | 4 nm |
| CPU | 4х 1.5 GНz Κrаit 200 | 2х 1.7 GНz Κrаit 300 | 1х 3.2 GНz АRМ Соrtех-А77, 3х 2.42 GНz АRМ Соrtех-А77, 4х 1.8 GНz АRМ Соrtех-А55 (Κryо 585) | 1х 3.0 GНz АRМ Соrtех-Х4, 4х 2.8 GНz АRМ Соrtех-А720, 3х 2.0 GНz АRМ Соrtех-А520 |
| CPU bits | 64 bit | 64 bit | 64 bit | 64 bit |
| Instruction set | ARMv8 | ARMv8 | ARMv8.2-A | ARMv9-A |
| Level 0 cache memory (L0) | 4 KB + 4 KB | 4 KB + 4 KB | - | - |
| Level 1 cache memory (L1) | 32 KB + 32 KB | 32 KB + 32 KB | 16 KB + 16 KB | 16 KB + 16 KB |
| Level 2 cache memory (L2) | 2048 KB 2 MB | 1024 KB 1 MB | 1024 KB 1 MB | - |
| Level 3 cache memory (L3) | - | - | 4096 KB 4 MB | - |
| CPU cores | 4 | 2 | 8 | 8 |
| CPU frequency | 1500 MHz | 1700 MHz | 3200 MHz | 3000 MHz |
| GPU | Qualcomm Adreno 320 | Qualcomm Adreno 320 | Qualcomm Adreno 650 | Qualcomm Adreno 735 |
| GPU cores | 4 | 4 | - | - |
| GPU frequency | 400 MHz | 400 MHz | 670 MHz | 1100 MHz |
| RAM capacity | 2 GB | 1 GB | 6 GB 8 GB | 8 GB 12 GB |
| RAM type | LPDDR2 | LPDDR2 | LPDDR5 | LPDDR5X |
| RAM channels | Double channel | Double channel | Quad channel | Quad channel |
| RAM frequency | 666 MHz | 400 MHz | 2883 MHz | 4166 MHz |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 16 GB 32 GB | 16 GB | 128 GB 256 GB | 128 GB 256 GB 512 GB |
| eMMC 5.1 | UFS 2.0 | UFS 2.1 | UFS 2.0 |
Display
The display of a mobile device is characterized by its technology, resolution, pixel density, diagonal length, color depth, etc.
| Type/technology | IPS | IPS | IPS | IPS |
| Diagonal size | 7 in 177.8 mm 17.78 cm | 4.5 in 114.3 mm 11.43 cm | 11 in 279.4 mm 27.94 cm | 11.2 in 284.48 mm 28.45 cm |
| Width | 2.87 in 72.96 mm 7.3 cm | 1.93 in 48.93 mm 4.89 cm | 5.26 in 133.6 mm 13.36 cm | 4.6 in 116.74 mm 11.67 cm |
| Height | 6.38 in 162.14 mm 16.21 cm | 4.07 in 103.3 mm 10.33 cm | 9.66 in 245.39 mm 24.54 cm | 10.21 in 259.42 mm 25.94 cm |
| Aspect ratio | 2.222:1 | 2.111:1 | 1.837:1 | 2.222:1 |
| Resolution | 1080 x 2400 pixels | 720 x 1520 pixels | 1176 x 2160 pixels | 1080 x 2400 pixels |
| Pixel density | 376 ppi 147 ppcm | 374 ppi 147 ppcm | 224 ppi 88 ppcm | 235 ppi 92 ppcm |
| Color depth | 24 bit 16777216 colors | 24 bit 16777216 colors | 30 bit 1073741824 colors | 36 bit 68719476736 colors |
| Display area | 52.05 % | 57.33 % | 78.41 % | 69.74 % |
| Other features | Capacitive Multi-touch Scratch resistant | Capacitive Multi-touch | Capacitive Multi-touch | Capacitive Multi-touch Scratch resistant |
| LED-backlit Corning Gorilla Glass | - | 2.5D curved glass screen Corning Gorilla Glass 3 DCI-P3 Dolby Vision HDR10 144 Hz refresh rate MEMC 550 cd/m² brightness 1400:1 contrast ratio DC Dimming TÜV Rheinland Low Blue Light Certified (Hardware Solution) | 2.5D curved glass screen AG+AR coating 144 Hz refresh rate 360 Hz touch sampling rate 800 cd/m² peak brightness DCI-P3 HDR10 Dolby Vision TÜV Rheinland Flicker-free Certified TÜV Rheinland Low Blue Light Certified TÜV Rheinland Circadian Friendly Certified |
Sensors
Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.
| Sensors | Proximity Light Accelerometer Compass | Proximity Light Accelerometer Compass | Proximity Light Accelerometer Compass Gyroscope | Proximity Accelerometer Gyroscope Geomagnetic Hall Front and Rear Light Sensors |
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 OV5693 | - | OmniVision OV13855 | - |
| Sensor type | CMOS BSI 2 | - | PureCel | CMOS BSI |
| Sensor size | 3.67 x 2.74 mm 0.18 in | - | 4.75 x 3.54 mm 0.23 in | - |
| Sensor format | - | - | - | 1/2.76" |
| Pixel size | 1.417 µm 0.001417 mm | - | 1.142 µm 0.001142 mm | 1.28 µm 0.001280 mm |
| Crop factor | 9.44 | - | 7.31 | - |
| Aperture | f/2.4 | f/2 | f/2.2 | f/1.8 |
| Focal length and 35 mm equivalent | - | 27 mm *(35 mm / full frame) | - | - |
| Flash type | - | LED | - | - |
| Image resolution | 2592 x 1944 pixels 5.04 MP | 3264 x 2448 pixels 7.99 MP | 4160 x 3120 pixels 12.98 MP | 8120 x 6180 pixels 50.18 MP |
| Video resolution | 1920 x 1080 pixels 2.07 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 Geotagging Touch focus Face detection | Autofocus Continuous shooting Digital zoom Digital image stabilization Geotagging Panorama HDR Face detection White balance settings ISO settings Exposure compensation Scene mode | 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 | Autofocus Digital zoom Digital image stabilization Geotagging HDR Touch focus Phase detection autofocus (PDAF) |
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 OV32D |
| Sensor type | - | - | CMOS BSI | PureCel |
| Sensor format | - | - | - | 1/3.6" |
| Pixel size | - | - | 1.12 µm 0.001120 mm | 1.22 µm 0.001220 mm |
| Aperture | - | - | f/2.2 | f/2.2 |
| Image resolution | - | 1920 x 1080 pixels 2.07 MP | 3648 x 2190 pixels 7.99 MP | 6784 x 4742 pixels 32.17 MP |
| Video resolution | 1280 x 720 pixels 0.92 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 |
| Features | - | - | Face unlock HDR | Face detection Face unlock HDR |
| 1.2 MP | - | - | - |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Stereo speakers | Loudspeaker Earpiece | Stereo speakers | Loudspeaker Stereo speakers |
| - | - | 4 speakers 4 microphones Hi-Res Audio Hi-Res Audio Wireless Dolby Atmos | Four stereo speakers Four microphones Dolby Atmos Hi-Res Audio Hi-Res Audio Wireless |
Radio
The radio in a mobile device is a built-in FM radio receiver.
| Radio | No | Yes | No | No |
Tracking/Positioning
Information about the positioning and navigation technologies supported by the device.
| Tracking/Positioning | GРS А-GРS GLОΝАSS | GРS А-GРS | 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 802.11а 802.11ас 5GНz | 802.11b 802.11g Wi-Fi Disрlаy 802.11а 802.11аd | 802.11а 802.11b 802.11g Wi-Fi 6 (802.11ах) Wi-Fi Disрlаy 802.11а 802.11ас 5GНz 802.11аd | 802.11а 802.11b 802.11g Wi-Fi 6 (802.11ах) Wi-Fi 7 (802.11bе) 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 | 4.1 | 4.1 | 5.2 | 5.4 |
| Features | A2DP LE | A2DP | A2DP HID | 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 | Micro USB | USB Type-C | Micro USB |
| Version | 2.0 | 2.0 | 3.2 | 3.2 |
| Features | Charging Mass storage | Charging Host Mass storage | Charging Host Mass storage On-The-Go | Charging Mass storage On-The-Go |
| - | - | Gen 1 (5 Gbps) DisplayPort Alt Mode | Gen 1 - 5 Gbps |
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 Tethering NFC | Computer sync OTA sync Tethering NFC | Computer sync OTA sync Infrared Tethering | Computer sync OTA sync Infrared Tethering |
Browser
A web browser is a software application for accessing, fetching, displaying and navigating through information on the World Wide Web.
| Browser | HTML HTML5 | HTML HTML5 | 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 | eAAC+ MP3 WMA WAV | AC3 eAAC+ FLAC MP3 WAV | AAC AAC+ AC3 AMR eAAC+ FLAC MIDI MP3 OGG WMA WAV APE AWB | AAC AMR FLAC MP3 OGG WAV APE AWB |
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 | H.263 H.264 MP4 MPEG-4 | DivX H.263 H.264 MP4 MPEG-4 WMV Xvid | 3GPP AVI H.263 H.264 H.265 MKV MP4 VC-1 VP8 WebM Xvid ASF | 3GPP MKV MP4 WebM |
Battery
The batteries of mobile devices differ in capacity and technology. They provide the electrical charge needed for the functioning of the devices.
| Capacity | 3950 mAh | 2030 mAh | 8840 mAh | 8850 mAh |
| Type | Li-Polymer | Li-Ion | Li-Polymer | Li-Polymer |
| 2G talk time | 9 h 540 min 0.4 days | - | - | - |
| 3G talk time | 9 h 540 min 0.4 days | - | - | - |
| Charger output power | - | - | 11 V / 3 A | 10 V / 6.7 A |
| Features | Wireless charging Non-removable | Removable | Fast charging Non-removable | Fast charging Non-removable |
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) | - | - | 0.662 W/kg | - |
Additional features
Some devices have additional features, different from the standard ones above, but equally important and worth mentioning.
| Additional features | Optional Qualcomm MDM9215M modem | - | Pen magnetizing strip | - |
| Asus Google Nexus 7 2013 | Xiaomi Mi 2a | Xiaomi Pad 6 | Xiaomi Pad 7 Pro |