Comparison between:
- Polaroid Pigu
- Polaroid Cosmo K2
- Polaroid Snap 5.5
- Polaroid Power
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| Polaroid Pigu | Polaroid Cosmo K2 | Polaroid Snap 5.5 | Polaroid Power | |
 |  |  |  | |
| Model alias | - | PSPCK20A0 | S55L | P600SL |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 60 mm 6 cm 0.197 ft 2.362 in | 72 mm 7.2 cm 0.236 ft 2.835 in | 78 mm 7.8 cm 0.256 ft 3.071 in | 82.4 mm 8.24 cm 0.27 ft 3.244 in |
| Height | 116 mm 11.6 cm 0.381 ft 4.567 in | 150 mm 15 cm 0.492 ft 5.906 in | 155 mm 15.5 cm 0.509 ft 6.102 in | 158.8 mm 15.88 cm 0.521 ft 6.252 in |
| Thickness | 9.9 mm 0.99 cm 0.032 ft 0.39 in | 9 mm 0.9 cm 0.03 ft 0.354 in | 8 mm 0.8 cm 0.026 ft 0.315 in | 6.4 mm 0.64 cm 0.021 ft 0.252 in |
| Weight | 97 g 0.21 lbs 3.42 oz | 180 g 0.4 lbs 6.35 oz | - | - |
| Volume | 68.9 cm³ 4.18 in³ | 97.2 cm³ 5.9 in³ | 96.72 cm³ 5.87 in³ | 83.74 cm³ 5.09 in³ |
| Colors | Red Green Blue Gold Silver | Gray Black | Gray Rose-gold Blue White | Gray |
| Body materials | Plastic | Plastic | Plastic | 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 | Mini-SIM Micro-SIM | Micro-SIM | Micro-SIM | Micro-SIM |
| 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) | 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 GSM 900 MHz GSM 1800 MHz GSM 1900 MHz |
| UMTS | UMTS 800 MHz UMTS 2100 MHz | UMTS 850 MHz UMTS 1900 MHz | UMTS 850 MHz UMTS 1700/2100 MHz UMTS 1900 MHz | UMTS 850 MHz UMTS 1700/2100 MHz UMTS 1900 MHz |
| LTE | - | - | LTE 700 MHz Class 17 LTE 850 MHz LTE 1700/2100 MHz LTE 1900 MHz LTE 2600 MHz | LTE 700 MHz Class 17 LTE 850 MHz LTE 1700/2100 MHz LTE 1900 MHz LTE 2600 MHz |
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+ | UMTS EDGE GPRS HSPA+ LTE Cat 4 | UMTS EDGE GPRS HSPA+ LTE Cat 4 |
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 KitKat | Android 7.0 Nougat | Android 5.1.1 Lollipop | Android 5.1.1 Lollipop |
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 MT6571 | MediaTek MT6580 | MediaTek MT6735 | MediaTek MT6753 |
| Process technology | 28 nm | 28 nm | 28 nm | 28 nm |
| CPU | 2x 1.3 GHz ARM Cortex-A7 | 4x 1.3 GHz ARM Cortex-A7 | 4x 1.3 GHz ARM Cortex-A53 | 8x 1.3 GHz ARM Cortex-A53 |
| CPU bits | 32 bit | 32 bit | 64 bit | 64 bit |
| Instruction set | ARMv7-A | ARMv7-A | ARMv8-A | ARMv8-A |
| Level 1 cache memory (L1) | 32 KB + 32 KB | 32 KB + 32 KB | 32 KB + 32 KB | 32 KB + 32 KB |
| Level 2 cache memory (L2) | 256 KB 0.25 MB | 512 KB 0.5 MB | 512 KB 0.5 MB | 512 KB 0.5 MB |
| CPU cores | 2 | 4 | 4 | 8 |
| CPU frequency | 1300 MHz | 1300 MHz | 1300 MHz | 1300 MHz |
| GPU | ARM Mali-400 MP1 | ARM Mali-400 MP1 | ARM Mali-T720 MP2 | ARM Mali-T720 MP3 |
| GPU cores | 1 | 1 | 2 | 3 |
| GPU frequency | - | 500 MHz | 600 MHz | 450 MHz |
| RAM capacity | 512 MB | 1 GB | 1 GB 2 GB | 3 GB |
| RAM type | LPDDR2 | LPDDR2/LPDDR3 | LPDDR3 | LPDDR3 |
| RAM channels | Single channel | Single channel | Single channel | Single channel |
| RAM frequency | 266 MHz | 533 MHz | 640 MHz | 666 MHz |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 4 GB | 8 GB | 8 GB | 32 GB |
Memory cards
Memory cards are used in mobile devices for expanding their external storage capacity.
| Types | microSD microSDHC | microSD microSDHC | 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 | TFT | IPS | IPS | IPS |
| Diagonal size | 3.5 in 88.9 mm 8.89 cm | 5 in 127 mm 12.7 cm | 5 in 127 mm 12.7 cm | 6 in 152.4 mm 15.24 cm |
| Width | 1.94 in 49.31 mm 4.93 cm | 2.45 in 62.23 mm 6.22 cm | 2.45 in 62.26 mm 6.23 cm | 2.94 in 74.72 mm 7.47 cm |
| Height | 2.91 in 73.97 mm 7.4 cm | 4.36 in 110.71 mm 11.07 cm | 4.36 in 110.69 mm 11.07 cm | 5.23 in 132.83 mm 13.28 cm |
| Aspect ratio | 1.5:1 3:2 | 1.779:1 | 1.778:1 16:9 | 1.778:1 16:9 |
| Resolution | 320 x 480 pixels | 480 x 854 pixels | 720 x 1280 pixels | 1080 x 1920 pixels |
| Pixel density | 165 ppi 64 ppcm | 196 ppi 77 ppcm | 294 ppi 115 ppcm | 367 ppi 144 ppcm |
| Color depth | - | 24 bit 16777216 colors | 24 bit 16777216 colors | 24 bit 16777216 colors |
| Display area | 52.58 % | 63.99 % | 57.19 % | 76.09 % |
| Other features | Capacitive Multi-touch | 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 | Proximity Light Accelerometer | Proximity Light Accelerometer | 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 type | CMOS | - | CMOS | CMOS |
| Flash type | - | LED | Dual LED | Dual LED |
| Image resolution | 1600 x 1200 pixels 1.92 MP | 4160 x 3120 pixels 12.98 MP | 4160 x 3120 pixels 12.98 MP | 4160 x 3120 pixels 12.98 MP |
| Video resolution | - | 1280 x 720 pixels 0.92 MP | 1280 x 720 pixels 0.92 MP | 1920 x 1080 pixels 2.07 MP |
| Video 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 | Autofocus Continuous shooting Digital zoom Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer 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 |
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.
| Auxiliary light | - | LED | LED | - |
| Image resolution | 640 x 480 pixels 0.31 MP | 2560 x 1920 pixels 4.92 MP | 2560 x 1920 pixels 4.92 MP | 3264 x 2448 pixels 7.99 MP |
| Video resolution | 640 x 480 pixels 0.31 MP | 640 x 480 pixels 0.31 MP | 640 x 480 pixels 0.31 MP | 1280 x 720 pixels 0.92 MP |
| Video FPS | - | 30 fps | 30 fps | 30 fps |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Earpiece | Loudspeaker Earpiece | Loudspeaker | Loudspeaker |
Radio
The radio in a mobile device is a built-in FM radio receiver.
| Radio | - | 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 | GPS A-GPS |
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 | 802.11b 802.11g 802.11n Wi-Fi Hotspot | 802.11b 802.11g 802.11n Wi-Fi Hotspot Wi-Fi Direct | 802.11b 802.11g 802.11n Wi-Fi Hotspot Wi-Fi Direct |
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 | 4.0 |
| 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 | Micro USB | Micro USB |
| Version | 2.0 | 2.0 | 2.0 | 2.0 |
| Features | Charging Mass storage | Charging Mass storage | Charging Mass storage | Charging Mass storage |
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 | Yes |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | Computer sync OTA sync Tethering | Computer sync OTA sync Tethering | Computer sync OTA sync Tethering | Computer sync OTA sync 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 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+ MIDI MP3 WMA WAV | AAC AMR eAAC+ MIDI MP3 WMA WAV | AAC AMR eAAC+ FLAC MIDI MP3 OGG WMA WAV | AAC AMR eAAC+ 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 MP4 WMV | 3GPP AVI MP4 WMV | 3GPP AVI H.263 H.264 MP4 WMV Xvid | 3GPP AVI H.263 H.264 MP4 WMV 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 | 1400 mAh | 2000 mAh | 2400 mAh | 2950 mAh |
| Type | Li-Ion | Li-Ion | Li-Ion | Li-Ion |
| 2G stand-by time | 450 h 27000 min 18.8 days | - | - | - |
| 3G stand-by time | 450 h 27000 min 18.8 days | - | - | - |
| Charger output power | - | - | 5 V / 1 A | 5 V / 1 A |
| Features | Removable | Removable | Removable | 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 (USA) | - | - | 0.361 W/kg | 0.193 W/kg |
| Body SAR (USA) | - | - | 0.582 W/kg | 1.125 W/kg |
| Polaroid Pigu | Polaroid Cosmo K2 | Polaroid Snap 5.5 | Polaroid Power |