Sensible, voice activated controls for a house cinema projector could sound just like the kitchen-sink strategy to function lists at first look, leaping on the buzz-word (or ought to that be ‘wake phrase’?) bandwagon of Amazon’s Alexa, Apple’s Siri or Google’s Assistant.However take into consideration the surroundings and situation that your common projector viewing session takes place in, and it begins to make plenty of sense – you’re in a darkish room the place seeing buttons isn’t at all times straightforward, probably along with your arms loaded up with popcorn and different treats. With the ability to shout “play the film!” at a voice activated projector, doubtlessly put in in a bracket excessive above your head, looks like a sound transfer. The Optoma UHD51A places this idea into observe, and whereas it’s but to excellent the Alexa expertise, it’s exhausting to argue towards its high quality as a normal projector.Value and availabilityThe Optoma UHD51A may be purchased for round £1,500 within the UK, and round $1,500 within the US, down from an RRP of $1,699. There’s a premium hooked up right here towards different members of the Optoma vary that supply related specs because of the Alexa inclusion – which you will discover pointless. The UHD50 as an example may be very shut in spec phrases, Alexa however, and retails for underneath $1,400. Regardless, for the sub £2k/$2k UHD projector market, what’s on provide right here is exemplary.Design and featuresThe UHD51A is a pretty projector – in as far as the world of projectors excite with their designs. Black with silver trim, it makes use of a combination of clean and textured supplies throughout its high aspect, with venting across the outdoors for warmth administration. A number of management buttons sit alongside the highest, whereas the again consists of two HDMI HDCP v2.2 ports, VGA and RS232 ports, Ethernet, digital audio out, and USB port for taking part in again content material from the projector’s inbuilt media participant.You could be annoyed to search out that there’s no type of keystone correction nonetheless. Whereas purists know that every one this does (when utilizing digital correction no less than) knocks pixels off the general picture with the intention to straighten out the ratio, it proved irritating attempting to make minute positioning tweaks with the intention to get the image measurement wanting because it ought to. Observe that the facility cable included is sort of quick too, which might exacerbate this subject. Vertical lens shift is featured nonetheless, letting you elevate the picture above the angle that the projector sits at.Each a USB Wi-Fi adapter for Alexa help and a distant are included within the field. The distant is small and wise laid out, although the dearth of a backlight frustrates when watching in a darkened room.PerformanceThe Optoma UHD51A hits its 4K goal utilizing pixel shifting, delivering eight.three million pixels from its DLP system. Able to delivering a HDR10 picture, its quick throw lens can get you a picture as giant as 100-inches from a distance as small as round 9 toes away from the projected floor.And that picture is an absolute corker, providing up an image richer and brighter than you’d count on at this price ticket, and giving the impression of brightness ranges past the 2400 lumens quoted on the field. Whilst you’re nonetheless going to get the very best efficiency out of the UHD51A in a darkish room, even the informal house cinema fanatic will have the ability to respect its scale and element if used in the course of the day.With its wealthy number of scenes and textures, the BBC’s Planet Earth 2 sequence on 4K Blu-Ray made the proper check case for the UHD51A. From wealthy jungles to azure blue seas, the projector captured the majesty of the character documentary, revealing pin-sharp particulars, glowing mild sources and inky blacks (when projecting in darkness, no less than).The Optoma UHD51A may even work its magic when lighting circumstances are suboptimal, as proven by this punchy 4K picture of Spider-Man on a PS4 Professional, performed with simply the curtains drawn.Body interpolation methods can typically be a bit of distracting, however the PureMotion arrange with the UHD51A impresses, including simply sufficient smoothing to motion to be immersive relatively than off placing. 1080p upscaling performs effectively too, with a variety of helpful image settings (together with HDR simulators, cinema and recreation modes) letting you get essentially the most out of the projector relying on use case and ambient mild circumstances. The projector can get a bit of noisy when its followers kick into gear to maintain the lamp cool, however not so obnoxiously as to make it unattainable to take pleasure in what you ought to be listening to, too.The projector additionally helps 3D video – you’ll want a pair of Lively DLP Hyperlink glasses to understand this function, however a viewing of Werner Herzog’s Cave of Forgotten Goals proved its price your time for those who’re nonetheless a 3D fan, with an ideal sense of depth and little annoying crosstalk to talk of.As for sound, the 5 watt stereo audio system on board do themselves proud – sufficient to look at a fast little bit of TV no less than. However let’s be actual right here – for those who’re projecting a 100-inch-plus image, they’re not going to chop it in your blockbuster marathons, so that you’ll want some type of further sound system to get essentially the most out of the expertise.Alexa featuresIf there’s a real USP to the UHD51A, it’s its Alexa help. Whereas the projector itself doesn’t have a microphone for listening, nor the voice assistant itself constructed into the unit, it may be made to speak with the Amazon AI, permitting for arms free management when you have an Echo or similarly-Alexa geared up gadget.Nonetheless, arrange isn’t straight ahead, because it proved troublesome to get the projector on-line and chatting with the Echo Dot we had been pairing it with.However, when the 2 are working collectively, there’s some good touches right here. As an illustration, establishing the projector as a part of a gaggle routine can have you ever each hearth up the projector and dim the lights from a single voice command, when you can change enter sources, elevate quantity and extra with different voice instructions.Is that this function definitely worth the premium over different similarly-spec’d Optoma projectors. That’s controversial, however there’s a small pleasure in altering the settings with out fumbling for a controller.VerdictThe Alexa options could also be enjoyable however a bit of perfunctory, however every little thing else about this the Optoma UHD51A performs exceptionally. At this worth you’re going to be exhausting pressed to discover a projector that may ship this degree of image high quality and this function set extra confidently.The Optoma UHD51A represents an ideal shift in 4K projecting high quality if you end up on a tighter funds. What’s on provide right here permits even these with smaller residing areas and extra modest financial institution balances a style of the house cinema excessive life.