A secure phone is certainly a useful thing, especially if it involves the specifics of your work or hobby. Whether you're a hiker and kayak fusionist, builder or installer - you definitely need a secure smartphone, it will not only survive a fall from a stepladder, plenty of building dust, sand and falling into water, but it will also allow you to use all the achievements of modern technology, including NFC, which is available in almost all models. Also a common feature of all protected smartphones can be called increased batteries that give a decent battery life and good cameras that allow you to take decent pictures.
Budget model with quite good characteristics, level of protection IP68/IP69K and military certification MIL-STD-810G, these measures allow the phone to survive the dive to a depth of 1.5 meters for 30 minutes, dive into cement to a depth of 1 meter and hit over a hard surface when falling from a height of 120 cm, the operating temperature of the gadget is between -20 and +60 ° on the Celsius scale. The phone has a 5.5-inch display with HD+, 1440×720 dpi resolution and an aspect ratio of 18:9. The device's screen reacts to touching with gloves. The device is controled by seight-core processor Mediatek P25 MT6763, the amount of RAM - 3 GB, constant - 32, the memory can be expanded with the help of flash memory cards format microSD up to 256 GB. The camera of the device is double, with 13 + 2 MP, with double flash, the front camera resolution - 5MP. The phone has a full set of wireless modules: LTE, WiFi a/b/g/n/ac 2.4 and 5 MHz, Bluetooth 5.0, and NFC with support for Google Pay. The built-in battery has a capacity of 5000 mAh, which should be enough for 9 hours of video play or 440 hours of standby.
The lower cost version of the Ulefone Armor X5 has a similar level of protection to IP68/IP69K with MIL-STD-810G certification, which means protection from water, dust, falls and other factors that may negatively affect the device. The screen is also similar to the 5.5 inch matrix with a resolution of 1440×720 dpi. All the differences are hidden inside the device: the processor was replaced by a quad-core MTK6580, the amount of RAM is reduced by 1GB and equals 2 GB, the memory in this phone is 16 GB, the maximum amount of memory cards supported is 128 GB. The main camera is two-module - 8 and 2 MP, the front camera has not been changed, its resolution is 5 MP. Also, changes have affected the wireless part of the smartphone equipment: you can connect to mobile data networks using 3G standard, WiFi b/g/n runs at 2.4 GHz, Bluetooth 4.0. Battery capacity of 5000 mAh, and the manufacturer declares absolutely the same autonomy as the older version: 9 hours of video, 440 in standby mode or 25 hours of talk.
This smartphone is based on the Mediatek Helio P70 processor, which has eight processing cores, 6 GB of RAM and 128 GB of internal storage. The case of the device is rubberized with the characteristic "protected" design and, of course, meets the standards of protection IP68/69K and MIL-STD-810G, which promises protection from water, dust and shock. The device is equipped with a large 5.99" display, IPS matrix, resolution 1080×2280 pixels. The main camera is triple, Sony IMX230: a standard module 21 MP, 130 ° wide angle lens with a resolution of 8 MP and telephoto lens with a sensor resolution of 8 MP. Dual flash. The front camera has a 16 MP sensor with a shooting angle of 80°. The impressive 6300 mAh battery can live for 756 hours of standby time or 49 hours of video viewing. It can be charged over the wire with a power of up to 24W, it also supports 10W wireless fast charging and reverse wireless charging, allowing you to charge other 5W gadgets with a smartphone.
Smartphone has a rather ascetic design, compared to other devices of its class, it looks more like a normal "civilian" phone. But still, the device is protected from environmental influences at a decent level, according to standards IP68 and MIL-STD-810G, which guarantees full protection from dust, protection from water at a depth of 150 cm and shock resistance when dropped from a height of 150 cm. With a 5.99 inch display and a FullHD+ matrix with a resolution of 2160×1080 dots, the device's touchscreen can feel pressure even through gloves. There are four loudspeakers responsible for the sound in the device, which was set up by JBL audio engineering company, built-in FM antenna allows you to listen to the radio without connecting a headset. The gadget, the only one on the list, is built on a platform from Qualcomm, namely the Snapdragon 450, operating at frequencies up to 1800 MHz, RAM is 3 GB, constant memory - 32 GB. Battery capacity is 5400 mAh, which should be enough for 8 hours of video playback, or 8 hours of work in speaker mode, there is support for fast charging Qualcomm Quick Charge 3.0.
Blackview's top device is based on the Mediatek P90 chip, with 8GB of RAM and 256GB of ROM at height, which in turn can be expanded with microSD cards. Screen 5.84″ resolution is 2280×1080 pixels, front camera cutout in the form of a drop, the screen is protected by tempered glass Corning Gorilla Glass 5. The smartphone is equipped with a quad-camera, which includes the following modules: the main, 48 MP from Sony, wide 120 ° lens with a 16 MP sensor, a module for a macrocamera with a 2 MP sensor and a depth sensor with a 5 MP resolution. The front camera allows you to take pictures with a resolution of 16 megapixels. The unit is protected from water, dust and shock and of course it complies with IP68/69K and MIL-STD-810G standards. Moreover, it can be used at ambient temperatures down to -30°C, at temperatures below -15°C the phone activates a special mode, where only four functions are available: calls, SMS and contact applications and the camera. The built-in battery capacity is 4380 mAh, fast charging is supported both when connected by cable and in wireless mode - 18 and 10 watts of power respectively. The device can compete with many weather stations by the number of built-in sensors: barometer, hygrometer, air quality sensor, ultraviolet sensor and heart rate sensor. Wireless interfaces include dual-band WiFi a/b/g/n/ac, Bluetooth 5.0 and NFC with Google Pay support.
Budget model without outstanding performance, but with NFC. The hardware is good enough for everyday tasks, this is a Mediatek MT6739V processor with four Cortex A53 cores, PowerVR GE8100 graphics card, 3 GB of RAM and 16 GB of constant memory. The screen is made on IPS technology, its diagonal is 5.5" and resolution is 1440×720 pixels, the screen is protected with Gorilla Glass 3 glass. The main camera module - Sony IMX134 which resolution is 8 MP, an additional module has a resolution of 0.3 MP. The resolution of the front camera is 5 MP. The autonomy at the level of 15 hours of video or 31 hours of calls, battery capacity - 4400 mAh. Despite the low price the smartphone can work in 4G networks, and, as mentioned above, is equipped with NFC module, which will allow using Google Pay. WiFi only works in the 2.4 GHz spectrum, while the Bluetooth version is 4.0. As for the protection of the case - everything is standard: IP68 and MIL-STD-810G, the same waterproof to a depth of 1.5 m, dustproof and shockproof.
The flagship of the manufacturer DOOGEE, the main distinguishing feature of which is modular accessories, which are generally not so many, only two. The accessories are magnetically attached and connected to the contact pad on the back of the case, one of them is a speaker, inside which there are two speakers with a total power of 6 W and an additional battery designed for 10 hours of music playback. The second accessory is an additional external battery with a capacity of 3500 mAh. Mediatek Helio P90 is the processor, with an 8 GB of RAM and 128 GB of storage capacity. As for the case and protection, we see the same references to the standards IP68 and MIL-STD-810G, but it's not so simple: water protection works at a depth of 3 meters for up to 4 hours, shock resistance is also upgraded to two meters, full protection against dust is also available. 6.3 inch IPS screen has a resolution of 1080 × 2160, which gives a density of pixels at 384 ppi, the front camera cutout is in the shape of a drop, protective glass Corning Gorilla Glass 5. The camera is triple, the main module is 48 megapixels, manufactured by Sony, model IMX586, two additional modules of 8 megapixels, each is responsible for wide-angle shooting and telephoto lens. Built-in battery capacity of 5150 mAh, supports fast charging 24 W or wireless charging 10 Watts.
Medium budget version on the Mediatek Helio P90 platform, with 4 gigabytes of RAM and 64 gigabytes of permanent storage. Screen resolution 2446×1080 pixels, density at 402 PPI, there is a "monobrow" at the top of the screen, where the front camera and the speaker are located. The camera is double, one module at 16 MP, the second at 2, autofocus operates on PDAF technology. Battery capacity - 5000 mAh, the manufacturer promises 9 hours of autonomous video playback or 25 hours of talk, there is support for fast wireless charging. The smartphone can work in 4G networks, has dual-band WiFi a/b/g/n/ac 2.4/5 GHz, Bluetooth 4.2 and NFC.
An inexpensive protected phone with an impressive 6580 mAh battery, which, according to the manufacturer's assurances, should be enough for 30 days of standby time, 50 hours of talk time or 11 hours of video viewing. With the 24 watt RAM included, the phone can be charged from 0 to 100% in 2.5 hours, wireless 10W charging is also supported. Powered by a 1.5 GHz quad-core Mediatek MT6750T processor, the gadget comes with 4 gigabytes of RAM and 64 ROM. The screen in the smartphone is IPS, with a resolution of 2160 × 1080, which together with a diagonal of 5.7 "gives a pixel density of 423 PPI, the glass on the screen is hardened - Gorilla Glass 3. The camera with double module Sony IMX298 allows you to take pictures with a resolution of 16 megapixels, there is a mode underwater shooting, the front camera has an 8 megapixel sensor. The smartphone can work in mobile networks of the fourth generation, but WiFi operates at only 2.4 GHz, Bluetooth 4.2 and NFC too.
Finally, another model from Blackview, the main distinguishing feature of which is its screen. it is an AMOLED matrix with a diagonal of 6.21" and FullHD+ resolution of 2248×1080 points, Gorilla Glass 3, and the sensor recognizes the touch of hands in gloves. Dual main camera produced by Samsung 16+0.3 megapixel, LED flash, double. The front camera has a matrix resolution of 8 megapixels, a module produced by Sony. The core of the hardware is the Mediatek Helio P70 processor, which has eight cores with the architecture of Cortex A73/A53, video accelerator Mali G72, the amount of RAM is 4 GB and 64 GB of storage. Its battery capacity is 5580 mAh, which is enough for watching video for 12 hours or 40 hours of talk. You can charge your phone very quickly thanks to support for 24 Watt charging protocol, full charge in 1 hour and 40 minutes. The NFC in the smartphone is also present, and of course WiFi and Bluetooth 4.2 modules, all the necessary bands for 4G device are supported.
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