Detailed characteristics of the models from the review are provided for visual comparison in the table of smart projectors with a built-in battery. You can independently select a projector in the corresponding section of the catalog. "How to choose a projector" - read in a separate material.

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Aptoide TV smart shell based on Android OS, automatic translation to portrait orientation, built-in stand, compact size and light weight.
Low real resolution.

The portable projector AOpen Fire Legend PV12a can work both from the network and away from electrical civilization. Its autonomy is provided by a built-in 5200 mAh battery.

In full brightness mode, the battery charge lasts for about 2 hours of watching movies, in eco mode of LED light source glow - up to 5 hours. The model uses DLP technology with a real resolution of 854x480 pixels, but in fact, the projector is capable of processing and displaying video on the screen in a maximum resolution of 1600x1200 pixels.

AOpen Fire Legend PV12a belongs to the segment of smart projectors - the model comes with a pre-installed Aptoide TV smart shell based on Android OS. "Out of the box" it has clients for YouTube, Netflix and other popular streaming platforms. Connection to the Internet is carried out via Wi-Fi, and via Bluetooth on the projector you can broadcast wireless audio - for this, the model is equipped with a 2-watt mono speaker.

The projector displays images with diagonal dimensions of up to 100 inches. And when you change the orientation of the case, the image automatically flips to portrait mode, which will come in handy for watching videos from social networks. A stand is built into the case of the model for easy adjustment of the projection angle. From the image settings, the user has access to automatic correction of trapezoid distortions. Finally, the model will please you with compact dimensions (36x115x115 mm) and light weight - about 460 g.

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Tizen smart platform, automatic image alignment and trapezoid correction, panoramic viewing function, surround sound, night light mode, mains and external battery power, adjustable stand, solar remote control.
There is no USB port for connecting external storage devices, and there is no external battery included.

The second edition of the portable Samsung The Freestyle projector has remained virtually unchanged in appearance, but has acquired new functions. Which ones exactly? Let's find out.

The model is made in the form factor of a compact barrel on a practical adjustable stand - it allows you to choose the angle of the projector body within 180 °. This ensures the ability to display the image either on the wall or on the ceiling. Samsung The Freestyle 2 has an LED light source with a maximum brightness of 550 lm and a service life of over 30 thousand hours. The size of the broadcast Full HD image can be up to 100 inches diagonally, while the projector has declared support for HDR10 +.

One of the innovations in the model was the function of panoramic viewing of the image from two paired projectors (up to 160 inches in horizontal orientation and up to 120 inches in vertical orientation). In this version of the broadcast, the image source is limited to a smartphone, which is connected via the SmartThings mobile application. The “smart” functionality of the projector is revealed by the home-grown Tizen operating system - it was borrowed from Samsung smart TVs. The only thing missing from the device is a USB port for connecting data storage devices. But the projector has a microHDMI connector on board.

The model includes an automatic image adjustment and trapezoid distortion correction system, surround sound from a built-in 5 W audio system, and a night lamp mode(provided using a lens cover). The projector is supposed to be controlled using a SolarCell remote control with a built-in solar battery. Samsung The Freestyle 2 can be powered from the mains or from an external 32,000 mAh battery, which must be purchased separately. A full battery charge is enough for a 5-hour media viewing marathon.

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Vivid and realistic colors, autofocus and automatic keystone correction, Harman Kardon audio, power bank function, fabric bag for storage and transportation.
The smart set-top box is designed as a separate plug-in module.

The one and a half kilogram Asus ZenBeam L2 projector is positioned as a portable solution for viewing video content.

The model can be easily deployed in any conditions, whether it is "tied" to a power outlet or works autonomously. In the latter version , power is supplied by a built-in 17700 mAh battery with energy reserves for approximately 3.5 hours of video playback. In the field, the projector battery can be used to recharge mobile gadgets thanks to the power bank function.

Asus ZenBeam L2 is an LED projector with DLP technology. It produces a real Full HD resolution (1920x1080 pixels) and can decode video content in up to 4K (3840x2160 pixels). The model also supports HDR display. It projects images onto screens with diagonal sizes from 40 to 120 inches. Image adjustment is provided by autofocus and automatic trapezoid correction systems at four corners. And the guarantee of realistic color rendering is 120 percent coverage of the sRGB color model.

To match the rich image, the projector reproduces high-quality sound - it is not for nothing that the experts of the reputable brand Harman Kardon had a hand in the built-in audio. A miniature smart set-top box based on Google TV is connected separately to the model. It is included in the standard package and hides directly in the projector body. But the remote control with a microphone for communicating with the Google Assistant voice assistant will need to be stored somewhere nearby. As a nice bonus, the model comes with a fabric carrying case.

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Android TV 11 OS, automatic keystone correction, 2.1 speaker system, swivel stand.
There are no significant disadvantages.

BenQ projectors are traditionally famous for their high performance. Take, for example, the portable GV31 model - it runs on the Android TV 11 smart system and is powered by a built-in battery.

The device is made in a round case, which can be rotated on a support stand. With one easy movement of the hand, the image from the projector is displayed on the ceiling of the room. The image transmission is carried out by a combination of a 0.23” DLP matrix and a long-lasting LED light source. The model produces an image with a diagonal size of up to 120 inches in a maximum frame resolution of Full HD (1920x1080 pixels). Trapezoidal distortions of the image are corrected automatically.

The full-fledged Android TV platform provides the opportunity to enjoy the benefits of viewing video content online, for which you will need an Internet connection via Wi-Fi. Moreover, the projector supports search and voice control commands via Google Assistant, has a built-in Chromecast for wireless media streaming from connected mobile devices. As for the physical connectors, on board the BenQ GV31 there are USB 2.0 and USB type C ports, two HDMI v 1.4, a 3.5 mm audio jack.

The projector can be used as a Bluetooth speaker - the music playback time on a fully charged built-in battery reaches 6 hours. In video viewing mode, the model's autonomy is about 3 hours. By the way, about the sound subsystem of the projector - it has stereo speakers and a subwoofer with a total power of 16 W. The sound spreads within 270 ° and is characterized by an extended range of bass processing.

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Android TV OS, vivid and rich colors, autofocus and automatic keystone correction, Harman Kardon stereo speakers, 1/4" tripod mount.
There are no significant disadvantages.

The hip XGIMI Halo Plus projector boasts optimally balanced characteristics: the model is suitable for watching movies, spending time playing games and listening to music. And all this - without being strictly tied to a socket.

Externally, the projector looks like a large Bluetooth speaker. However, if you turn off the image display, it can act as a portable speaker. For this purpose , the model is equipped with stereo speakers from Harman Kardon with a total power of 10 W. The emitters on board the projector sound loud, clear and dense. That is, they cope well with the reproduction of audio content.

The projector has a DLP matrix that provides a resolution of 1920x1080 pixels. At the same time, the model supports video in resolutions up to 4K, and even in HDR. In mains power mode, the projector's LED lamp produces a luminous flux of up to 900 ANSI lumens, and when powered by a built-in battery, it produces a brightness of up to 700 ANSI lumens. With such data, the projected image is clearly visible even in not completely darkened conditions.

In terms of image size , you can squeeze a diagonal of up to 200 inches out of the XGIMI Halo Plus. The picture is adjusted automatically - for these purposes, the model provides autofocus, lens shift to avoid obstacles and automatic correction of geometric distortions. The popular Android TV served as a smart system for the projector, and other features of the model include a 2-hour operating time on a built-in battery charge and a 1/4" threaded socket in the case for mounting the projector on a tripod.