Some Optoma S321 reviewers who reviewed this projector concluded that it was compact. Four years ago A. V. Whitmore wrote “Having played with it I wish I'd bought a more compact, higher resolution projector even though the cost is higher” in their review but even so they only gave the Optoma S321 a rating of 60 out of 100. Bibi said on Amazon “It is compact and small 2”. Mr. Chris Jones said four years ago “Its a nice light compact machine plenty of light for a semi illuminated room” in his Optoma S321 review.
A few Optoma S321 owners concluded that it was a good depth. Dp mentioned on Amazon “At 3.5 inches depth it fits easily into my laptop bag for travel” in their Optoma S321 review and scored the product 5 stars. Leo mentioned “The luminosity is fine and color hue and depth is acceptable” however despite that he gave the product a rating of 60 out of 100.
A number of Optoma S321 owners who reviewed it said that it was a good height. Three years ago Bibi wrote “There is a height adjuster at the front (one reviewer said there wasn't) - you just turn the little third leg 4” in her review of this projector. Mr. R. V. Malin wrote in their review four years ago “I was tempted to deduct a star for the lack of 1] a Lens cover, 2] a Quick release height adjustment foot (as on previous models” and gave the product a rating of 5 stars.
One customer concluded that it was heavy and bulky. Victoria Jayne scored this projector very highly and she said five years ago “It isn't too heavy and, as it is well packed in a kind of bubble wrap when it arrives, I carry it around in it's box”.
One person who reviewed it concluded that it was a good weight. Magneto wrote in their review of the Optoma S321 on Amazon “*Light weight *Good picture quality (not the best”. One person said in their reviews that the Optoma S321 was easy to carry around. Pam Wright rated the product as very good and she mentioned on Amazon “It is easy to set up, easy to carry (although a carry-case is recommended”.