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Optoma DS331

alaTest has collected and analyzed 25 reviews of Optoma DS331. The average rating for this product is 3.3/5, compared to an average rating of 4.2/5 for other Projectors for all reviews. Reviewers really like the reliability and noise. The usability and price are also mentioned favorably.

image quality, price, usability, noise, reliability

We analyzed user and expert ratings, product age and more factors. Compared to other Projectors the Optoma DS331 is awarded an overall alaScore™ of 83/100 = Very good quality.

Review analysis

(Based on 25 reviews)

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Consumer review ( review summary for Optoma DS331


alaTest has collected and analyzed 25 user reviews of Optoma DS331 from The average user rating for this product is 3.2/5, compared to an average user rating of 4.2/5 for other Projectors on Views about the reliability and noise are overall positive. The usability and price are also appreciated.

image quality, price, usability, noise, reliability

64% of the reviews on give this product a positive rating.

This summary is based on the products: Optoma DS331 Full 3D SVGA 3200 Lumen DLP Multimedia Projector with 2 HDMI PortsOptoma DS331 Full 3D SVGA 3200 Lumen DLP Multimedia Projector with 2 HDMI Ports

Jul, 2018

Product Specifications


Cable lock slot: Yes
Cable lock slot type:Kensington
Colour of product:Black
Form factor:Desktop
LED indicators: Yes
Product Type:Desktop projector


Bulb power:190
Lamp Type:P-VIP
Lamps quantity:1
Service life of lamp:5000
Service life of lamp (economic mode):10000

Lens System

Aperture range (F-F):2.5 - 2.7
Digital Zoom:2
Focal length range (f-f):22.1 - 24.3
Throw ratio:1.86 - 2.04:1


Built-in speaker(s): Yes
Number of built-in speakers:1
RMS rated power:2


Ethernet LAN: No

Operational conditions

Operating temperature (T-T):5 - 45

Packaging Content

Batteries included: Yes
Cables included:HDMI
Carrying case: Yes
Handheld remote control: Yes
Manual: Yes
Quick start guide: Yes
Remote control type:iR
Warranty card: Yes


Horizontal scan range:24 - 120
Noise Level:28
On Screen Display (OSD): Yes
Vertical scan range:15.375 - 91.4

Ports & interfaces

AC (power) in: Yes
CardBus PCMCIA slot type: No
DVI port: No
HDMI ports quantity:2
HDMI Version:1.4a
RS-232 ports:1
Serial interface type:RS-232
USB 2.0 ports quantity:2
USB connector type:Mini-USB B, USB Type-A


AC adapter frequency:50/60
AC adapter input voltage:100 - 240
AC input frequency:50 - 60
AC input voltage:100 - 240
Power consumption (economy mode):202
Power Consumption (Standby):0.5
Power consumption (typical):250
Power Source:AC


Keystone correction, vertical:-40 - 40
Matrix size:1.4
Matrix type:DMD
Native Aspect Ratio:4:3
Number of Colours:1.073 billion colours
Projection distance:1.2 - 10
Projection Technology:DLP
Projector brightness:3200
Projector native resolution:SVGA (800x600)
Screen size compatibility:762 - 7620
Supported aspect ratios:4:3, 16:9
Zoom capability:Manual
Zoom ratio:1.1:1


Card reader integrated: No
Optical disc player type:Not included

Technical Details

Contrast Ratio:20000:1


3D: Yes
Analog signal format system:NTSC, PAL, SECAM
Full HD: No
Supported 3D formats:Frame packing, Side by side, Top and bottom
Supported graphics resolutions:1024 x 768 (XGA), 1280 x 1024 (SXGA), 1280 x 768 (WXGA), 1400 x 1050 (SXGA+), 1440 x 900 (WXGA+), 1600 x 1200 (UXGA), 640 x 480 (VGA), 800 x 600 (SVGA)
Supported video modes:1080i, 1080p, 480i, 480p, 720p

Weight & Dimensions

Height :11.1