Comparison between:
- Teclast X98 Air II
- Teclast X98 Air III
- Teclast X98 Pro
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| Teclast X98 Air II | Teclast X98 Air III | Teclast X98 Pro | |
 Prices |  Prices |  Prices |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 240 mm 24 cm 0.787 ft 9.449 in | 240 mm 24 cm 0.787 ft 9.449 in | 240 mm 24 cm 0.787 ft 9.449 in |
| Height | 169 mm 16.9 cm 0.554 ft 6.654 in | 175 mm 17.5 cm 0.574 ft 6.89 in | 169 mm 16.9 cm 0.554 ft 6.654 in |
| Thickness | 7.4 mm 0.74 cm 0.024 ft 0.291 in | 7.8 mm 0.78 cm 0.026 ft 0.307 in | 7.8 mm 0.78 cm 0.026 ft 0.307 in |
| Weight | 498 g 1.1 lbs 17.57 oz | 521 g 1.15 lbs 18.38 oz | 526 g 1.16 lbs 18.55 oz |
| Volume | 300.14 cm³ 18.23 in³ | 327.6 cm³ 19.89 in³ | 316.37 cm³ 19.21 in³ |
| Colors | Gray | Silver | Gray |
| Body materials | Metal Plastic | - | Metal Plastic |
Operating system
Operating system is the system software, which manages and controls the functioning of the hardware components of the device.
| Operating system (OS) | Android 4.4.2 KitKat Microsoft Windows 8.1 | Android 5.0 Lollipop | Microsoft Windows 10 |
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 | Intel Atom Z3736F | Intel Atom Z3735F | Intel Atom x5-Z8500 |
| Process technology | 22 nm | 22 nm | 14 nm |
| CPU | Intel Bay Trail | Intel Bay Trail | Intel Cherry Trail |
| CPU bits | 64 bit | 64 bit | 64 bit |
| Instruction set | IA-32 (x86), IA-64 (x64) | IA-32 (x86), IA-64 (x64) | IA-32 (x86), IA-64 (x64) |
| Level 1 cache memory (L1) | 24 KB + 32 KB | 24 KB + 32 KB | 24 KB + 32 KB |
| Level 2 cache memory (L2) | 2048 KB 2 MB | 2048 KB 2 MB | 2048 KB 2 MB |
| CPU cores | 4 | 4 | 4 |
| CPU frequency | 2160 MHz | 1830 MHz | 2240 MHz |
| GPU | Intel Gen 7 | Intel HD Graphics | Intel HD Graphics |
| GPU frequency | 646 MHz | 646 MHz | 600 MHz |
| RAM capacity | 2 GB | 2 GB | 4 GB |
| RAM type | LPDDR3L-RS-1333 | LPDDR3L-RS | LPDDR3 |
| RAM channels | - | Single channel | - |
| RAM frequency | - | 1333 MHz | 1600 MHz |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 32 GB 64 GB | 32 GB | 64 GB |
| eMMC 4.5 | eMMC | eMMC |
Memory cards
Memory cards are used in mobile devices for expanding their external storage capacity.
| Types | microSD microSDHC microSDXC | microSD microSDHC | 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 | IPS | IPS | IPS |
| Diagonal size | 9.7 in 246.38 mm 24.64 cm | 9.7 in 246.38 mm 24.64 cm | 9.7 in 246.38 mm 24.64 cm |
| Width | 7.76 in 197.1 mm 19.71 cm | 7.76 in 197.1 mm 19.71 cm | 7.76 in 197.1 mm 19.71 cm |
| Height | 5.82 in 147.83 mm 14.78 cm | 5.82 in 147.83 mm 14.78 cm | 5.82 in 147.83 mm 14.78 cm |
| Aspect ratio | 1.333:1 4:3 | 1.333:1 4:3 | 1.333:1 4:3 |
| Resolution | 2048 x 1536 pixels | 2048 x 1536 pixels | 2048 x 1536 pixels |
| Pixel density | 264 ppi 103 ppcm | 264 ppi 103 ppcm | 264 ppi 103 ppcm |
| Color depth | 24 bit 16777216 colors | 24 bit 16777216 colors | 24 bit 16777216 colors |
| Display area | 72.07 % | 69.6 % | 72.07 % |
| Other features | Capacitive Multi-touch | Capacitive Multi-touch | Capacitive Multi-touch |
Sensors
Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.
| Sensors | Accelerometer | Accelerometer | Accelerometer |
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 | OmniVision OV5648 | OmniVision OV5648 | OmniVision OV5648 |
| Sensor type | CMOS BSI+ | CMOS BSI+ | CMOS BSI+ |
| Sensor size | 3.67 x 2.74 mm 0.18 in | 3.67 x 2.74 mm 0.18 in | 3.67 x 2.74 mm 0.18 in |
| Pixel size | 1.417 µm 0.001417 mm | 1.417 µm 0.001417 mm | 1.417 µm 0.001417 mm |
| Crop factor | 9.44 | 9.44 | 9.44 |
| Image resolution | 2592 x 1944 pixels 5.04 MP | 2592 x 1944 pixels 5.04 MP | 2592 x 1944 pixels 5.04 MP |
| Video resolution | - | 1280 x 720 pixels 0.92 MP | 1280 x 720 pixels 0.92 MP |
| Video FPS | - | 30 fps | 30 fps |
| Features | Autofocus Touch focus Face detection | Digital zoom Self-timer | Autofocus Digital zoom Touch focus Face detection |
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.
| Image resolution | 1600 x 1200 pixels 1.92 MP | 1600 x 1200 pixels 1.92 MP | 1600 x 1200 pixels 1.92 MP |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Stereo speakers | Loudspeaker | Loudspeaker |
Radio
The radio in a mobile device is a built-in FM radio receiver.
| Radio | No | No | No |
Wi-Fi
Wi-Fi is a technology that provides wireless data connections between various devices within a short range.
| Wi-Fi | 802.11b 802.11g 802.11n Wi-Fi Display | 802.11b 802.11g 802.11n Wi-Fi Display | 802.11b 802.11g 802.11n Wi-Fi Display |
Bluetooth
Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.
| Version | 4.0 | 4.0 | 4.0 |
| Features | A2DP | A2DP | A2DP |
USB
The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data.
| Connector type | Micro USB | Micro USB | Micro USB |
| Version | 2.0 | 2.0 | 2.0 |
| Features | Charging Mass storage On-The-Go | Charging Mass storage On-The-Go | Charging Mass storage On-The-Go |
HDMI
The High-Definition Multimedia Interface (HDMI) is considered to be the digital alternative of the analog audio/video interface standards.
| HDMI | Micro HDMI (Type D) | Micro HDMI (Type D) | Micro HDMI (Type D) |
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 | Yes |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | Computer sync OTA sync | Computer sync OTA sync Tethering | Computer sync OTA sync |
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 |
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 FLAC MIDI MP3 OGG WMA WAV | AAC eAAC+ MIDI MP3 OGG WMA WAV | AAC 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 Flash Video H.263 H.264 MKV QuickTime | 3GPP AVI H.263 H.264 H.265 QuickTime MP4 WMV Xvid | 3GPP AVI Flash Video H.263 H.264 MKV QuickTime |
Battery
The batteries of mobile devices differ in capacity and technology. They provide the electrical charge needed for the functioning of the devices.
| Capacity | 8500 mAh | 8000 mAh | 8000 mAh |
| Type | Li-Polymer | Li-Polymer | Li-Polymer |
| Features | Non-removable | Non-removable | Non-removable |
| Battery life - up to 8 h | - | Battery life - up to 8 h |
| Teclast X98 Air II | Teclast X98 Air III | Teclast X98 Pro |