Comparison between:
- Cubot R19
- Cubot R9
- Cubot Max 2
- Cubot A1
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| Cubot R19 | Cubot R9 | Cubot Max 2 | Cubot A1 | |
 |  Prices |  |  Prices | |
| Model alias | - | - | Max2 | E041 |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 70.7 mm 7.07 cm 0.232 ft 2.783 in | 72 mm 7.2 cm 0.236 ft 2.835 in | 81.55 mm 8.155 cm 0.268 ft 3.211 in | 75.5 mm 7.55 cm 0.248 ft 2.972 in |
| Height | 148.8 mm 14.88 cm 0.488 ft 5.858 in | 144 mm 14.4 cm 0.472 ft 5.669 in | 173.05 mm 17.305 cm 0.568 ft 6.813 in | 165.6 mm 16.56 cm 0.543 ft 6.52 in |
| Thickness | 8.9 mm 0.89 cm 0.029 ft 0.35 in | 7.85 mm 0.785 cm 0.026 ft 0.309 in | 8.95 mm 0.895 cm 0.029 ft 0.352 in | 10.4 mm 1.04 cm 0.034 ft 0.409 in |
| Weight | - | - | 214 g 0.47 lbs 7.55 oz | - |
| Volume | 93.63 cm³ 5.69 in³ | 81.39 cm³ 4.94 in³ | 126.3 cm³ 7.67 in³ | 130.03 cm³ 7.9 in³ |
| Colors | Black Green | Black Gold Blue | Black Blue | Black Green Blue |
| Body materials | Polycarbonate | Plastic | Polycarbonate | Polycarbonate |
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 | Micro-SIM Nano-SIM | Nano-SIM Nano-SIM / microSD | Nano-SIM Nano-SIM / microSD |
| 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) |
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 GSM 900 MHz GSM 1800 MHz GSM 1900 MHz | GSM 850 MHz GSM 900 MHz GSM 1800 MHz GSM 1900 MHz | GSM 850 MHz GSM 900 MHz GSM 1800 MHz GSM 1900 MHz | GSM 850 MHz (B5) GSM 900 MHz (B8) GSM 1800 MHz (B3) GSM 1900 MHz (B2) |
| W-CDMA | W-CDMA 900 MHz W-CDMA 2100 MHz | W-CDMA 900 MHz W-CDMA 2100 MHz | W-CDMA 900 MHz W-CDMA 2100 MHz | W-CDMA 850 MHz (B5) W-CDMA 900 MHz (B8) W-CDMA 1700 MHz (B4) W-CDMA 1900 MHz (B2) W-CDMA 2100 MHz (B1) |
| LTE | LTE 800 MHz LTE 900 MHz LTE 1800 MHz LTE 2100 MHz LTE 2600 MHz LTE 800 MHz (B19) | - | LTE 800 MHz LTE 900 MHz LTE 1800 MHz LTE 2100 MHz LTE 2600 MHz | 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 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 2500 MHz (B41) |
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 Cat 4 | UMTS EDGE GPRS HSPA+ | UMTS EDGE GPRS HSPA+ LTE Cat 6 | UMTS EDGE GPRS HSPA+ LTE |
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 9.0 Pie | Android 7.0 Nougat | Android 9.0 Pie | Android 13 |
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 Helio A22 (MT6761) | MediaTek MT6580 | MediaTek Helio P22 (MT6762) | Unisoc SC9863A |
| Process technology | 12 nm | 28 nm | 12 nm | 28 nm |
| CPU | 4x 2.0 GHz ARM Cortex-A53 | 4x 1.3 GHz ARM Cortex-A7 | 4x 2.0 GHz ARM Cortex-A53, 4x 1.5 GHz ARM Cortex-A53 | 4x 1.6 GHz ARM Cortex-A55, 4x 1.2 GHz ARM Cortex-A55 |
| CPU bits | 64 bit | 32 bit | 64 bit | 64 bit |
| Instruction set | ARMv8-A | ARMv7-A | ARMv8-A | ARMv8.2-A |
| Level 1 cache memory (L1) | - | 32 KB + 32 KB | - | - |
| Level 2 cache memory (L2) | - | 512 KB 0.5 MB | - | - |
| CPU cores | 4 | 4 | 8 | 8 |
| CPU frequency | 2200 MHz | 1300 MHz | 2000 MHz | 1600 MHz |
| GPU | IMG PowerVR GE8300 | ARM Mali-400 MP1 | IMG PowerVR GE8320 | PowerVR GE8322 / IMG8322 |
| GPU cores | - | 1 | - | 2 |
| GPU frequency | 660 MHz | 500 MHz | 650 MHz | 550 MHz |
| RAM capacity | 3 GB | 2 GB | 4 GB | 4 GB |
| RAM type | LPDDR3 | LPDDR2/LPDDR3 | LPDDR3 | LPDDR4/LPDDR4X |
| RAM channels | Single channel | Single channel | Single channel | Double channel |
| RAM frequency | 933 MHz | 533 MHz | 933 MHz | 1600 MHz |
| - | - | - | Virtual RAM expansion - 4 GB |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 32 GB | 16 GB | 64 GB | 128 GB |
| - | - | eMMC 5.1 | - |
Memory cards
Memory cards are used in mobile devices for expanding their external storage capacity.
| Types | microSD microSDHC microSDXC | microSD microSDHC microSDXC | microSD microSDHC microSDXC | 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 | IPS |
| Diagonal size | 5.71 in 145.03 mm 14.5 cm | 5 in 127 mm 12.7 cm | 6.8 in 172.72 mm 17.27 cm | 6.56 in 166.62 mm 16.66 cm |
| Width | 2.44 in 62.09 mm 6.21 cm | 2.45 in 62.26 mm 6.23 cm | 2.91 in 73.9 mm 7.39 cm | 2.68 in 67.95 mm 6.8 cm |
| Height | 5.16 in 131.07 mm 13.11 cm | 4.36 in 110.69 mm 11.07 cm | 6.15 in 156.11 mm 15.61 cm | 5.99 in 152.14 mm 15.21 cm |
| Aspect ratio | 2.111:1 | 1.778:1 16:9 | 2.113:1 | 2.239:1 |
| Resolution | 720 x 1520 pixels | 720 x 1280 pixels | 640 x 1352 pixels | 720 x 1612 pixels |
| Pixel density | 295 ppi 115 ppcm | 294 ppi 115 ppcm | 220 ppi 86 ppcm | 269 ppi 105 ppcm |
| Color depth | 24 bit 16777216 colors | 24 bit 16777216 colors | 24 bit 16777216 colors | 24 bit 16777216 colors |
| Display area | 77.61 % | 66.69 % | 82.01 % | 82.95 % |
| Other features | Capacitive Multi-touch | Capacitive Multi-touch | Capacitive Multi-touch | Capacitive Multi-touch |
| 2.5D curved glass screen GFF full lamination 1300:1 contrast ratio 450 cd/m² 90% NTSC | 2.5D curved glass screen GFF full lamination 1300:1 contrast ratio 450 cd/m² 90% NTSC | 2.5D curved glass screen GFF full lamination 1600:1 contrast ratio Peak brightness - 800 cd/m² | 2.5D curved glass screen |
Sensors
Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.
| Sensors | Proximity Light Accelerometer Fingerprint | Proximity Light Accelerometer Fingerprint | Proximity Light Accelerometer Gyroscope Magnetometer Fingerprint | Proximity Light 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 | - | - | Sony IMX486 Exmor RS | - |
| Sensor type | CMOS | CMOS | CMOS | CMOS |
| Sensor format | - | - | 1/2.9" | - |
| Pixel size | - | - | 1.25 µm 0.001250 mm | - |
| ISO | 100 - 1600 | - | 100 - 1600 | - |
| Aperture | f/2 | f/2.4 | f/1.8 | - |
| Focal length and 35 mm equivalent | - | - | 3.43 mm | - |
| Number of lenses | 5 | 4 | 6 | - |
| Flash type | Dual LED | LED | Dual LED | Dual LED |
| Image resolution | 4160 x 3120 pixels 12.98 MP | 4160 x 3120 pixels 12.98 MP | 3968 x 2976 pixels 11.81 MP | 4130 x 3120 pixels 12.89 MP |
| Video resolution | 1920 x 1080 pixels 2.07 MP | 1280 x 720 pixels 0.92 MP | 1920 x 1080 pixels 2.07 MP | 1920 x 1080 pixels 2.07 MP |
| Video FPS | 30 fps | 30 fps | 30 fps | 30 fps |
| Features | Autofocus Continuous shooting Digital zoom Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode Phase detection autofocus (PDAF) | Autofocus Continuous shooting Digital zoom Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Scene mode | Autofocus Continuous shooting Digital zoom Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode Phase detection autofocus (PDAF) | Autofocus Continuous shooting Digital zoom Geotagging HDR Touch focus Face detection Self-timer Scene mode Phase detection autofocus (PDAF) |
| Secondary rear camera - 2 MP | Flash - 0.5A | Secondary rear camera - 2 MP | 0.5A LED flashlight Secondary rear camera - 0.3 MP (depth-sensing) |
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 BSI | CMOS | CMOS BSI | CMOS |
| Aperture | f/2.2 | f/2.8 | f/2.2 | - |
| Number of lenses | 4 | - | 4 | - |
| Auxiliary light | - | LED | - | - |
| Image resolution | 3264 x 2448 pixels 7.99 MP | 2560 x 1920 pixels 4.92 MP | 3264 x 2448 pixels 7.99 MP | 3264 x 2448 pixels 7.99 MP |
| Video resolution | 1920 x 1080 pixels 2.07 MP | 640 x 480 pixels 0.31 MP | 1920 x 1080 pixels 2.07 MP | 1280 x 720 pixels 0.92 MP |
| Video FPS | 30 fps | 30 fps | 11 fps | 30 fps |
| Features | - | - | - | Face unlock Face detection |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Earpiece | Loudspeaker Earpiece | Loudspeaker Earpiece | Loudspeaker Earpiece |
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 | GPS A-GPS | GPS A-GPS GLONASS | GPS A-GPS GLONASS BeiDou 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 Wi-Fi Hotspot Wi-Fi Direct Wi-Fi Display | 802.11b 802.11g 802.11n Wi-Fi Hotspot Wi-Fi Direct | 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz 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 |
Bluetooth
Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.
| Version | 4.2 | 4.0 | 4.2 | 4.2 |
| Features | A2DP | 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 | USB Type-C | USB Type-C |
| Version | 2.0 | 2.0 | 2.0 | 2.0 |
| Features | Charging Mass storage On-The-Go | Charging Mass storage | Charging Mass storage On-The-Go | 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 | Yes | Yes | Yes | - |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | Computer sync OTA sync Tethering VoLTE | Computer sync OTA sync Tethering | Computer sync OTA sync Tethering VoLTE | Computer sync OTA sync Tethering 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 | 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 eAAC+ FLAC M4A MIDI MP3 OGG WMA WAV | AAC AMR eAAC+ FLAC MIDI MP3 OGG WMA WAV | AAC AMR eAAC+ FLAC M4A MIDI MP3 OGG WMA WAV | AAC AMR eAAC+ FLAC M4A 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 MP4 WebM WMV WMV9 Xvid | 3GPP AVI H.263 H.264 MKV QuickTime MP4 WebM WMV Xvid | 3GPP AVI Flash Video H.263 H.264 MKV QuickTime MP4 WebM WMV WMV9 Xvid | 3GPP AVI Flash Video H.263 H.264 MKV QuickTime MP4 WebM WMV WMV9 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 | 2800 mAh | 2600 mAh | 5000 mAh | 5100 mAh |
| Type | Li-Ion | Li-Polymer | Li-Polymer | Li-Ion |
| 2G stand-by time | - | - | 400 h 24000 min 16.7 days | - |
| 3G stand-by time | - | - | 400 h 24000 min 16.7 days | - |
| Charger output power | - | - | 5 V / 2 A | 5 V / 2 A |
| Features | Removable | Removable | Fast charging Non-removable | Fast charging 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) | - | 0.654 W/kg | - | - |
| Body SAR (EU) | - | 0.911 W/kg | - | - |
| Cubot R19 | Cubot R9 | Cubot Max 2 | Cubot A1 |