Comparison between:
- Kazam Trooper 450
- Kazam Trooper 451
- Kazam Thunder 450WL
- Kazam Trooper 445L
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| Kazam Trooper 450 | Kazam Trooper 451 | Kazam Thunder 450WL | Kazam Trooper 445L | |
 |  |  |  |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 71.2 mm 7.12 cm 0.23 ft 2.8 in | 72.2 mm 7.22 cm 0.24 ft 2.84 in | 72 mm 7.2 cm 0.24 ft 2.83 in | 66.5 mm 6.65 cm 0.22 ft 2.62 in |
| Height | 144.5 mm 14.45 cm 0.47 ft 5.69 in | 141.3 mm 14.13 cm 0.46 ft 5.56 in | 145 mm 14.5 cm 0.48 ft 5.71 in | 136.5 mm 13.65 cm 0.45 ft 5.37 in |
| Thickness | 9.2 mm 0.92 cm 0.03 ft 0.36 in | 9.75 mm 0.98 cm 0.03 ft 0.38 in | 8.2 mm 0.82 cm 0.03 ft 0.32 in | 9.9 mm 0.99 cm 0.03 ft 0.39 in |
| Weight | 148 g 0.33 lbs 5.22 oz | 164 g 0.36 lbs 5.78 oz | 140 g 0.31 lbs 4.94 oz | 148 g 0.33 lbs 5.22 oz |
| Volume | 94.65 cm³ 5.75 in³ | 99.47 cm³ 6.04 in³ | 85.61 cm³ 5.2 in³ | 89.86 cm³ 5.46 in³ |
| Colors | Black | Black White | Gray | Blue Red Black |
| 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 | Micro-SIM | Mini-SIM | - | Micro-SIM |
| Number of SIM cards | 2 | 2 | 2 | 1 |
| 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 GSM 900 MHz GSM 1800 MHz GSM 1900 MHz |
| UMTS | UMTS 900 MHz UMTS 2100 MHz | UMTS 900 MHz UMTS 2100 MHz | UMTS 850 MHz UMTS 900 MHz UMTS 1900 MHz UMTS 2100 MHz | UMTS 900 MHz UMTS 2100 MHz |
| LTE | - | - | LTE 800 MHz LTE 1800 MHz LTE 2600 MHz | LTE 850 MHz LTE 1800 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 Class 10 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 4.4.2 KitKat | Android 4.4.2 KitKat | Microsoft Windows Phone 8.1 | Android 4.4.2 KitKat |
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 MT6582M | Spreadtrum SC7731G | Qualcomm Snapdragon 410 MSM8916 | MediaTek MT6582 |
| Process technology | 28 nm | 28 nm | 28 nm | 28 nm |
| CPU | ARM Cortex-A7 | ARM Cortex-A7 | ARM Cortex-A53 | ARM Cortex-A7 |
| CPU bits | 32 bit | 32 bit | 64 bit | 32 bit |
| Instruction set | ARMv7 | ARMv7 | ARMv8 | ARMv7 |
| Level 0 cache memory (L0) | - | - | 4 KB + 4 KB | - |
| Level 1 cache memory (L1) | 32 KB + 32 KB | 32 KB + 32 KB | 16 KB + 16 KB | 32 KB + 32 KB |
| Level 2 cache memory (L2) | 512 KB 0.5 MB | 512 KB 0.5 MB | 2048 KB 2 MB | 512 KB 0.5 MB |
| CPU cores | 4 | 4 | 4 | 4 |
| CPU frequency | 1300 MHz | 1200 MHz | 1200 MHz | 1300 MHz |
| GPU | ARM Mali-400 MP2 | ARM Mali-400 MP2 | Qualcomm Adreno 306 | ARM Mali-400 MP2 |
| GPU cores | 2 | 2 | - | 2 |
| GPU frequency | 416 MHz | 400 MHz | 400 MHz | 500 MHz |
| RAM capacity | 512 MB | 512 MB | 1 GB | 1 GB |
| RAM type | - | - | LPDDR3 | - |
| RAM channels | Single channel | - | Single channel | Single channel |
| RAM frequency | 533 MHz | - | 533 MHz | 500 MHz |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 4 GB | 4 GB | 8 GB | 8 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 | IPS | IPS | IPS | TFT |
| Diagonal size | 5 in 127 mm 12.7 cm | 5 in 127 mm 12.7 cm | 5 in 127 mm 12.7 cm | 4.5 in 114.3 mm 11.43 cm |
| Width | 2.45 in 62.23 mm 6.22 cm | 2.45 in 62.23 mm 6.22 cm | 2.45 in 62.26 mm 6.23 cm | 2.32 in 58.81 mm 5.88 cm |
| Height | 4.36 in 110.71 mm 11.07 cm | 4.36 in 110.71 mm 11.07 cm | 4.36 in 110.69 mm 11.07 cm | 3.86 in 98.01 mm 9.8 cm |
| Aspect ratio | 1.779:1 | 1.779:1 | 1.778:1 16:9 | 1.667:1 5:3 |
| Resolution | 480 x 854 pixels | 480 x 854 pixels | 720 x 1280 pixels | 480 x 800 pixels |
| Pixel density | 196 ppi 77 ppcm | 196 ppi 77 ppcm | 294 ppi 115 ppcm | 207 ppi 81 ppcm |
| Color depth | 24 bit 16777216 colors | 24 bit 16777216 colors | 24 bit 16777216 colors | 24 bit 16777216 colors |
| Display area | 67.18 % | 67.75 % | 66.23 % | 63.7 % |
| 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 | Proximity Light Accelerometer | Proximity Light Accelerometer | Proximity Light Accelerometer | Proximity Light Accelerometer |
Primary camera
The primary camera of the mobile device is usually placed at its back and is used for taking photos and recording videos.
| Sensor type | CMOS | CMOS | CMOS | CMOS |
| Flash type | LED | LED | LED | - |
| Image resolution | 2560 x 1920 pixels 4.92 MP | 2560 x 1920 pixels 4.92 MP | 3264 x 2448 pixels 7.99 MP | 2560 x 1920 pixels 4.92 MP |
| Video resolution | 1920 x 1080 pixels 2.07 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 | 30 fps |
| Features | Autofocus Digital zoom Geotagging Panorama HDR Touch focus Face detection Scene mode | Autofocus Digital zoom Digital image stabilization Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation 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 | Autofocus Continuous shooting Digital zoom Digital image stabilization Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Scene mode |
Secondary camera
Secondary cameras are placed above the screen of the device and are usually used for video calls, gesture recognition, etc.
| Image resolution | 640 x 480 pixels 0.31 MP | 640 x 480 pixels 0.31 MP | 1600 x 1200 pixels 1.92 MP | 640 x 480 pixels 0.31 MP |
| Video resolution | 640 x 480 pixels 0.31 MP | 640 x 480 pixels 0.31 MP | 1280 x 720 pixels 0.92 MP | 640 x 480 pixels 0.31 MP |
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 |
| - | - | - | RDS |
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 Wi-Fi Direct | 802.11b 802.11g 802.11n Wi-Fi Hotspot Wi-Fi Direct | 802.11b 802.11g 802.11n Wi-Fi Hotspot | 802.11b 802.11g 802.11n Wi-Fi Hotspot |
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 eAAC+ MIDI MP3 WMA | AAC AMR eAAC+ MIDI MP3 WMA WAV | AAC AMR eAAC+ FLAC MIDI MP3 WMA WAV | AAC eAAC+ MIDI MP3 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 H.263 H.264 MP4 WMV | 3GPP AVI H.263 H.264 MP4 | 3GPP AVI H.263 H.264 MKV MP4 WMV | 3GPP AVI H.263 H.264 MP4 WMV |
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 | 1800 mAh | 2500 mAh | 1980 mAh |
| Type | Li-Ion | Li-Ion | Li-Ion | Li-Ion |
| 2G talk time | 4 h 30 min 4.5 h 270 min 0.2 days | 4 h 240 min 0.2 days | - | 7 h 420 min 0.3 days |
| 2G stand-by time | 180 h 10800 min 7.5 days | 170 h 10200 min 7.1 days | - | 160 h 9600 min 6.7 days |
| 3G talk time | 4 h 240 min 0.2 days | 4 h 240 min 0.2 days | - | 6 h 360 min 0.3 days |
| 3G stand-by time | 180 h 10800 min 7.5 days | 170 h 10200 min 7.1 days | - | 160 h 9600 min 6.7 days |
| 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 (EU) | 0.294 W/kg | 0.29 W/kg | - | - |
| Body SAR (EU) | 0.581 W/kg | - | - | - |
| Kazam Trooper 450 | Kazam Trooper 451 | Kazam Thunder 450WL | Kazam Trooper 445L |