
Optoma
Optoma H183X 720p 3D DLP Home Theater Projector
★★★★★
Bright 3200-lumen 720p DLP projector with Full 3D support and a 20,000:1 contrast ratio for home theater.
Check availability
Affiliate Disclosure: Studio Supplies may earn a commission from qualifying purchases made through links on this page, at no additional cost to you. This helps support our editorial team.
Notice a mistake? Let Us Know
Overview
Key Features
Screen Size Range: 70-inches from 8 feet; 105-inches from 12 feet
Brightness: 3200 Lumens
Contrast Ratio: 25,000:1; Keystone Correction: Yes, Lens Shift: No
Warranty: 1-Year Limited Parts and Labor, 90-Days on Lamp
I/O: 2x HDMI, VGA-In, VGA-Out, Composite, Audio In, Audio-Out, USB
Specifications
Brand
Optoma
Model
H183X
Native Resolution
720p
Brightness
3200 Lumens
Contrast Ratio
20,000:1
3D Support
Full 3D
Keystone Correction
Yes
Inputs/Outputs
2x HDMI, VGA-In, VGA-Out, Composite, Audio In, Audio Out, USB
Screen Size Range
70" from 8 ft; 105" from 12 ft
Pros & Cons
👍 Pros
- 3200 lumens of brightness allows usable projection even in rooms that are not fully darkened.
- 20,000:1 contrast ratio produces deep blacks and solid shadow detail for movies and games.
- Dual HDMI inputs make it easy to keep multiple sources connected without swapping cables.
- Lightweight and portable design simplifies setup for backyard screenings or room-to-room moves.
- Wall color adjustment feature compensates for projecting onto non-white surfaces.
👎 Cons
- 720p native resolution looks noticeably less sharp than 1080p, especially on screen sizes above 100 inches.
- Fan noise can be audible during quiet movie scenes, particularly in a small room.
- No built-in streaming apps or smart features — an external device is required for streaming content.
- The built-in speaker is underpowered and tinny, making external audio essentially mandatory for movie watching.
Frequently Asked Questions
Can this projector be used in a room with ambient light?
Yes, the H183X outputs 3200 lumens, which is bright enough for daytime viewing in rooms with moderate ambient light, though a darker environment will still produce the best image quality.
What 3D formats does the Optoma H183X support?
It supports Full 3D from Blu-ray players, 3D broadcasting, and gaming consoles via HDMI. You will need compatible DLP-Link 3D glasses, which are sold separately.
How large of a screen can this projector produce?
The H183X can project a 70-inch image from about 8 feet and a 105-inch image from approximately 12 feet, with the ability to go larger at greater throw distances.
Does it have built-in speakers?
Yes, the H183X includes a built-in speaker for basic audio. For a fuller home theater experience, connecting external speakers via the audio-out port is recommended.
What video inputs are available?
The projector includes 2x HDMI, VGA-In, VGA-Out, Composite, Audio In, Audio Out, and USB, giving you flexibility to connect a wide range of devices.