3D printing refers to a manufacturing process in which three dimensional objects are created from digital files through additive process.
In order to achieve this, there are various 3D printers in the market that make it possible.
Below is a brief review of 4 of such 3D printers in no particular order.

LulzBot Mini Desktop 3D Printer

 
This is one of the best and cheap 3D printers available in its category. It is a versatile, easy to use and a long-lasting printer.
It has a self-cleaning and self-levelling system to ensure a perfectly calibrated and clean first layer.
It also comes with a free 3D printing software.
It is easy to carry and transport.
It is compatible with the majority of the 3D printing software available.
It can also withstand a temperature of up to 300°C on the hot end. This enables a lot of possibilities in what can be printed.

Current price: £1,306.48 –> http://amzn.to/2GlBPGu
 

Ex-Demo MakerBot Replicator+ Desktop 3D Printer

It is one of the easiest and most convenient way of getting a product from a 3D model in a software to a 3D print.
It is a 5th generation printer and it has enhanced filament sensors and jam detection.

It contains 100-micron layer resolution that ensures that the prototypes or complex models we are printing are of professional quality and high resolution.

It also has easy connectivity and the user can connect via Wi-Fi, USB cable, Ethernet cable and also it is cloud connected. It has mobile control features through a mobile app which enables remote monitoring through an on board camera.

For all the available features, it is a great deal at its price.

Current price: £2,580.60 –> http://amzn.to/2DFvoMZ

XYZprinting 3FM1WXEU01F 3D Printer, da Vinci Mini w

 
This is one of the most sleek, compact and efficient 3D printer.
It is small and lightweight making it easy for transportation, assembly and use.
It is environmental friendly as it prints on bio-compostable and non-toxic PLA element.
Also the printer comes with a free 3D design software.
 
It connects wirelessly and can print over a network.
It is one of the cheapest 3D printers available and is recommended for light users.

Current price: £234.89 –> http://amzn.to/2DP09lO

Flashforge® 3D Printer Finder Single Extruder Printer

 
This is one of the most user friendly 3D printers. It is easy to operate and use.
This type of printer has a full colour 3.5 inch touchscreen with icons for easy operation.
 
It contains a slide-in built plate that allows printed objects to be removed from it easily.
 
It is constructed from a sturdy plastic alloy that ensures stable prints.

The printer also has intelligent assisted levelling. This ensures perfect, easy and precise calibration.

Current price: £399.00 –> http://amzn.to/2DQtBru
 
The above are some of the best 3D printers available in the UK market at the moment. They are efficient and effective though not costly as others. You have just to consider which one to buy according to the specific purpose it must accomplish.