The most widely viewed movie formats in theatres are Dolby cinema and Imax. As it has a higher contrast ratio, images projected by Dolby cinema are better than Imax. Imax uses bigger screens and has a high aspect ratio. Both these formats use projectors with 4K resolution and high end surround sound systems. Get more details on Dolby Cinema Wiki
Dolby Cinema vs IMAX Comparison
Image quality – Dolby cinema offers more resolution than Imax.
Image format – Dolby cinema aspect ratio is 2.40:1, Imax aspect ratio is 1.90:1
Audio – Dolby cinema has 64 audio channels. Imax has 12 audio channels.
Comfort – Dolby cinema offers more space with recliners and transducers than Imax.
Film process – Dolby cinema projects only 2D films. Imax can project both 2D and 3D films.
Dolby Cinema vs IMAX detail Comparison
Here Explained brief on each details.
Image Quality Comparison
The image quality offered by Dolby cinema is superior to Imax. The resolution of images projected by Dolby cinema is 4 times the standard screens. Its contrast ratio is 500 times the digital screens. Imax comes with dual laser projection technology. Its image quality is slightly less as it uses 2k resolution.
Image Format Comparison
Imax has a better image format than Dolby cinema. The aspect ratio of Dolby cinema is 2.40:1. Standard, digital, AMC Prime and ETX also project images using the same aspect ratio. Imax has a taller aspect ratio at 1.90:1. It offers higher screen real estate than other formats. The attention to detail is better experienced on an Imax screen.
As Dolby cinema is equipped with Dolby Atmos technology, its audio quality is better. Installation of transducers further enhances the audio of Dolby cinema. It enables viewers to feel low-frequency sounds in its seats. Though IMax comes with many speakers, it cannot match Dolby cinema in terms of audio quality.
Compare on 2D vs 3D
The option to view 3D films is in Imax theatres. Dolby cinema supports only 2D films. A 2D movie in Dolby cinema offers a better viewing experience than Imax. Real Imax and fake Imax are two levels of Imax theatres. Fake Imax is also known as ‘ lie-max’ as it costs the price of Imax tickets with lesser image quality.
What is Dolby cinema?
Dolby cinema provides the best movie-watching experience. It is world-renowned for its unmatched sound systems. It is mainly an audio company. Dolby cinema is created by Dolby laboratories by integrating Dolby Vision and Dolby Atmos. It is a competitor to Imax, Cinemark’s XD and Regal’s RPX.
What are Dolby laboratories?
Dolby Laboratories is a famous business entity known for its excellent sound quality. Its high-end sound systems range from Dolby stereo to Dolby Atmos. By introducing Dolby Vision, Dolby laboratories have ventured into the field of theatre projection. Dolby Laboratories is credited with redefining 2D movie theatres. check more on wiki
What is Dolby Atmos?
An advanced sound format released by Dolby laboratories is Dolby Atmos. It is object-oriented. It provides 3D surround audio format. Dolby Atmos is equipped with surround sound systems.
Dolby Atmos has 5 in screen speakers, 48 surround speakers and four subwoofers. These systems provide sophisticated sound quality. It also enables hearing of 128 different audio tracks. Dolby Atmos contains 64 channels in all.
What is Dolby Vision?
A revolutionary visual technology is Dolby Vision which enhances the image quality. It uses dual 4K resolution and laser projectors. Dolby Vision provides viewers with Dolby’s dynamic range of movie experience.
Dolby Vision has replaced lamps with lasers. This enables visualisation of a wider colour spectrum. It provides increased brightness and contrast than traditional projectors. Black images are projected as real blacks and not as dark grey. It allows custom design to enable a unique light path. The combinations of resolution and frame rate displayed by Dolby Vision are 2k-2D, 2k-3D, 4k-2D, 4k-3D, 8k-2D and 8k-3D. Contrast ratio of projectors is 5000:1.
What is AMC Prime?
High-end theatres managed by AMC are known as AMC Prime. Dolby cinema is one of the formats used by AMC Prime. It created a theatre powerhouse by combining Dolby Atmos and Dolby Vision. The comfort level offered by AMC Prime is enhanced by recliners. Transducers on each chair increase the effects of low-frequency sounds. This makes the chairs vibrate.
What is Imax?
The most popular movie format worldwide is IMAX. IMAX upgrading formats IMAX GT,IMAX SR,IMAX MPX by latest technologies It is preferred by moviegoers because of its premium offerings.
About Imax camera
Imax cameras create 18000 horizontal resolution lines. It uses a film stock of 70mm which offers better viewing experience than 35mm standard film stock. It causes 15 perforations at a time. Imax camera clicks 24 frames per second. As Imax cameras are heavier, theatres do not prefer them. Imax cameras are also expensive to replace if they get damaged while shooting movies. Imax cameras enhance image resolution by using large film frames.
About Imax screen?
The average screen at Imax is 75 feet. This is huge compared to normal screens of 15 to 50 feet. The biggest Imax screen stands at 117 feet. The seats in Imax theatres are closer to the screen. They are also placed higher. These features make it easier to focus on the movie. The Imax screen is curved at its middle. This enhances the viewing experience.
About Imax projectors
Imax theatres use powerful projectors and screens. They are placed at perfect locations. The use of proprietary laser technology increases the range of colour spectrum. Dual laser projectors have a 4k resolution. As they are placed closer to the screen, Imax projectors provide crisp and clear images. Imax projectors use vacuum for contacting the film with the lens. It creates a field flattener effect which flattens the image field. The lens is connected to a pneumatic piston. It enables the screen to be moved when the projector is running. The lens wipes dust by using wiper bars. Shutter of the Imax projector is longer which increases image brightness.
The speakers in Imax theatres are placed behind an acoustically transparent screen. They can be remotely controlled. Every seat in Imax theatres has optimised audio. It also uses an additional ‘ top centre’ speaker which enables sound mixing.