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Vivitek QUMI Q4

Vivitek QUMI Q4
alaScore 86

20 reviews

Mar, 2018

alaTest has collected and analyzed 20 reviews of Vivitek QUMI Q4. The average rating for this product is 3.4/5, compared to an average rating of 4.2/5 for other Projectors for all reviews. Opinions about the usability and design are on the whole positive, whereas many are critical about the image quality.

design, usability

image quality

We analyzed user and expert ratings, product age and more factors. Compared to other Projectors the Vivitek QUMI Q4 is awarded an overall alaScore™ of 86/100 = Very good quality.

Review analysis

(Based on 20 reviews)

Expert Reviews  

User Reviews  

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Expert Reviews User Reviews


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Showing 1 - 5 of 5 Show Reviews: in English | in other languages (15)

Consumer review ( review summary for Vivitek QUMI Q4


alaTest has collected and analyzed 2 user reviews of Vivitek QUMI Q4 from The average user rating for this product is 3.0/5, compared to an average user rating of 4.3/5 for other Projectors on Reviewers really like the design, but many are negative about the image quality.


image quality

50% of the reviews on give this product a positive rating.

This summary is based on the products: Vivitek Qumi Q4 (500 lumen DLP, LED, HD) White ProjectorVivitek Qumi Q4 (500 lumen DLP, LED, HD) White Projector

Mar, 2018

Expert review by : Anthony Arrigo (

Vivitek QUMI


Small and lightweight ? 1.4 lbs

Sep, 2011

Expert review by (

Vivitek Qumi Q6 DLP Projector overview



Consumer review (

Good Projector HORRIBLE Customer Service


I have the Qumi Q2 as well and decided to spring for the Q5 as it is incredibly portable and provides a good image in a shaded area. If I had known that customer service was going to be this bad, I would have opted for one of the other competing...

* Very compact * Good image * Easy Setup * Variety of connection options

* The item came with a broken power supply. I phoned them to get a replacement. They promptly forgot and I had to contact them again to get the replacement power supply sent to me. * After a year, the internal storage memory failed * I tried to contact...

Jan, 2015

Product Specifications


Cable lock slot: Yes
Cable lock slot type:Kensington
Color of product:White
Form Factor:Desktop
Product type:Desktop projector


Built-in display: No

Energy Management

AC adapter frequency:50/60
AC adapter input voltage:100 - 240
AC input frequency:50 - 60
AC input voltage:100 - 240
Consumption (economy mode):85
Power consumption (standby):0.5
Power consumption (typical):110 / 65
Power Source:AC


Lamp Type:LED
Service life of lamp:30000

Lens System

Throw ratio:1.3 - 1.43:1


Built-in speaker(s):N / Y
Built-in speakers:No / Yes
Image formats supported:JPG
Number of built-in speakers:2
RMS rated power:2
Video compression format:H.264, MPEG4
Video formats supported:H.264,MPEG4


Ethernet LAN:N
Ethernet LAN connection: No
Wi-Fi: No

Packaging Content

AC adapter bundled: Yes
AC adapter included:Y
Batteries included: Yes
Cables included:AC, HDMI, VGA
Handheld remote control: Yes
Manual: Yes
Warranty card: Yes


Noise Level:36 / 39
Noise level (economic mode):33

Ports & interfaces

AC (power) in: Yes
Audio (L,R) in:1
Audio (L,R) out:1
Composite video in:1
DVI port: No
HDMI ports quantity:1 / 2
Headphone outputs:1
USB 2.0 ports quantity:1
VGA (D-Sub) ports quantity:1


AC input frequency:50 - 60
AC input voltage:100 - 240
Power consumption (economy mode):85
Power consumption (standby):0.5
Power consumption (typical):110 / 65
Power Source:AC


Contrast ratio (dynamic):30000:1
Keystone correction, vertical:-35 - 32°
Matrix size:0.45
Matrix type:DMD
Native Aspect Ratio:16:10
Objective projection distance:31.5 - 118.1 / 39.4 - 118.1
Projection distance:31.5 - 118.1 / 39.4 - 118.1
Projection technology:DLP
Projector brightness:1000 / 500
Projector native resolution:UXGA (1600 x 1200) / WXGA (1280x800)
Screen size compatibility:26 - 107 / 30 - 90
Supported aspect ratios:16:10
Zoom ratio:1.1:1 / Fixed


Card reader integrated: No


3D:N / Y
3D compatibility:No / Yes
3D-ready: Yes
Analog signal format system:AAC, MIDI, MP3, MP4, WMA / NTSC, NTSC 4.43
Full HD: No
HD-Ready: Yes
Supported graphics resolutions:1280 x 800 (WXGA), 1600 x 1200 (UXGA)
Supported video modes:1080i, 1080p, 480i, 480p, 576i, 576p, 720p / 1080i, 1080p, 480i, 480p, 720p

Weight & Dimensions

Depth:4.02 / 7.09
Height:1.27 / 1.57
Weight:16.2 / 3.09
Width:6.3 / 9.37