Comparison between:
- Polaroid Cosmo K2
- POCO M2 Pro
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| Polaroid Cosmo K2 | POCO M2 Pro | |
 |  | |
| Model alias | PSPCK20A0 | - |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 72 mm 7.2 cm 0.236 ft 2.835 in | 76.68 mm 7.668 cm 0.252 ft 3.019 in |
| Height | 150 mm 15 cm 0.492 ft 5.906 in | 165.75 mm 16.575 cm 0.544 ft 6.526 in |
| Thickness | 9 mm 0.9 cm 0.03 ft 0.354 in | 8.8 mm 0.88 cm 0.029 ft 0.346 in |
| Weight | 180 g 0.4 lbs 6.35 oz | 209 g 0.46 lbs 7.37 oz |
| Volume | 97.2 cm³ 5.9 in³ | 111.85 cm³ 6.79 in³ |
| Colors | Gray Black | Green and Greener Out of the Blue Two Shades of Black |
| Body materials | Plastic | Glass Plastic |
SIM card
The Subscriber Identity Module (SIM) is used in mobile devices for storing data authenticating the subscribers of mobile services.
| SIM card type | Micro-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 | 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) |
| CDMA | - | CDMA 800 MHz (BC0) |
| W-CDMA | - | W-CDMA 850 MHz (B5) W-CDMA 900 MHz (B8) W-CDMA 1900 MHz (B2) W-CDMA 2100 MHz (B1) |
| UMTS | UMTS 850 MHz UMTS 1900 MHz | - |
| LTE | - | LTE-FDD 850 MHz (B5) LTE-FDD 900 MHz (B8) LTE-FDD 1800 MHz (B3) LTE-FDD 2100 MHz (B1) LTE-FDD 2600 MHz (B7) LTE-TDD 2300 MHz (B40) 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+ | UMTS EDGE GPRS HSPA+ LTE Cat 12 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) | Android 7.0 Nougat | MIUI for POCO (Android 10) MIUI for POCO (Android 11) |
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 MT6580 | Qualcomm Snapdragon 720G (SM7125) |
| Process technology | 28 nm | 8 nm |
| CPU | 4x 1.3 GHz ARM Cortex-A7 | 2x 2.3 GHz ARM Cortex-A76, 6x 1.8 GHz ARM Cortex-A55 (Kryo 465) |
| CPU bits | 32 bit | 64 bit |
| Instruction set | ARMv7-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 | 8 |
| CPU frequency | 1300 MHz | 2300 MHz |
| GPU | ARM Mali-400 MP1 | Qualcomm Adreno 618 |
| GPU cores | 1 | - |
| GPU frequency | 500 MHz | 750 MHz |
| RAM capacity | 1 GB | 4 GB 6 GB |
| RAM type | LPDDR2/LPDDR3 | LPDDR4X |
| RAM channels | Single channel | Double channel |
| RAM frequency | 533 MHz | 1866 MHz |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 8 GB | 64 GB 128 GB |
| - | UFS 2.1 |
Memory cards
Memory cards are used in mobile devices for expanding their external storage capacity.
| Types | 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 |
| Diagonal size | 5 in 127 mm 12.7 cm | 6.67 in 169.42 mm 16.94 cm |
| Width | 2.45 in 62.23 mm 6.22 cm | 2.74 in 69.52 mm 6.95 cm |
| Height | 4.36 in 110.71 mm 11.07 cm | 6.08 in 154.5 mm 15.45 cm |
| Aspect ratio | 1.779:1 | 2.222:1 |
| Resolution | 480 x 854 pixels | 1080 x 2400 pixels |
| Pixel density | 196 ppi 77 ppcm | 395 ppi 155 ppcm |
| Color depth | 24 bit 16777216 colors | 24 bit 16777216 colors |
| Display area | 63.99 % | 84.78 % |
| Other features | Capacitive Multi-touch | Capacitive Scratch resistant |
| - | 2.5D curved glass screen Corning Gorilla Glass 5 Oleophobic coating TÜV Rheinland Low Blue Light Certification 1500:1 contrast ratio 450 cd/m² typical brightness 84% NTSC HDR10 |
Sensors
Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.
| Sensors | Proximity Light Accelerometer | Proximity Light Accelerometer Compass Gyroscope Fingerprint |
| - | Side-mounted fingerprint sensor |
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 type | - | CMOS |
| Sensor format | - | 1/2" |
| Pixel size | - | 0.8 µm 0.000800 mm |
| Aperture | - | f/1.79 |
| Number of lenses | - | 6 |
| Flash type | LED | LED |
| Image resolution | 4160 x 3120 pixels 12.98 MP | 8000 x 6000 pixels 48 MP |
| Video resolution | 1280 x 720 pixels 0.92 MP | 3840 x 2160 pixels 8.29 MP |
| Video 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 | Autofocus Digital zoom Digital image stabilization Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode Macro mode Phase detection autofocus (PDAF) |
| - | Pixel size - 1.6 μm (4-in-1 pixel binning) Secondary rear camera - 8 MP (ultra-wide) Sensor model - OmniVision OV8856 (#2) GalaxyCore GC8034 version also available(#2) Sensor size - 1/4" (#2) Pixel size - 1.12 μm (#2) Aperture size - f/2.2 (#2) Angle of view - 119° (#2) Focal length (35 mm equivalent) - 13 mm (#2) Third rear camera - 2MP (depth-sensing) Sensor model - GalaxyCore GC02M1 (#3) Sensor size - 1/5" (#3) Pixel size - 1.75 μm (#3) Aperture size - f/2.4 (#3) Fourth rear camera - 5MP (macro) Sensor model - Samsung S5K5E9 (#4) Pixel size - 1.12 μm (#4) 2 cm shooting distance (#4) |
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 OV16A1Q |
| Pixel size | - | 1 µm 0.001000 mm |
| Aperture | - | f/2 |
| Auxiliary light | LED | - |
| Image resolution | 2560 x 1920 pixels 4.92 MP | 4608 x 3456 pixels 15.93 MP |
| Video resolution | 640 x 480 pixels 0.31 MP | 1920 x 1080 pixels 2.07 MP |
| Video FPS | 30 fps | 30 fps |
| Features | - | Face unlock HDR Face detection |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Earpiece | Loudspeaker Earpiece |
| - | Smart PA Dual microphones with active noise cancellation 1216 linear speaker Z-axis linear motor |
Radio
The radio in a mobile device is a built-in FM radio receiver.
| Radio | Yes | Yes |
Tracking/Positioning
Information about the positioning and navigation technologies supported by the device.
| Tracking/Positioning | GPS A-GPS | GPS A-GPS GLONASS Galileo NavIC Beidou |
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 Hotspot | 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 MU-MIMO |
Bluetooth
Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.
| Version | 4.0 | 5.0 |
| Features | A2DP | A2DP EDR HID LE |
USB
The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data.
| Connector type | Micro USB | USB Type-C |
| Version | 2.0 | 2.0 |
| Features | Charging Mass storage | 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 |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | Computer sync OTA sync Tethering | Computer sync OTA sync Infrared Tethering VoLTE ViLTE VoWiFi |
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 eAAC+ MIDI MP3 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 MP4 WMV | 3GPP AVI DivX H.263 H.264 H.265 MKV MP4 VC-1 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 | 2000 mAh | 5000 mAh |
| Type | Li-Ion | Li-Ion |
| Charger output power | - | 5 V / 6 A |
| Features | Removable | Fast charging Non-removable |
| - | 33W in-box charger |
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) | - | 0.91 W/kg |
| Body SAR (EU) | - | 0.56 W/kg |
| Head SAR (India) | - | 0.914 W/kg |
| Body SAR (India) | - | 0.669 W/kg |
Additional features
Some devices have additional features, different from the standard ones above, but equally important and worth mentioning.
| Additional features | - | P2i splash-proof nano-coating |
| Polaroid Cosmo K2 | POCO M2 Pro |