Optoma KHD38+ 4K home entertainment projector

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Sale priceHK$9,980 Regular priceHK$11,800


<<2023 Limited Time Offer>>

Optoma KHD 38+ 4K Projector

Optoma KHD 38plus 4K Home Entertainment Projector Spec
  • Optoma’s full range of Home Cinema Projectors are now on display
  • HiVIHK Digital Video is the distributor of Optoma HK Premium
  • This product enjoys 3-year warranty and free shipping (only in Hong Kong)
  • Welcome to call 3902 3606 for enquiries


Home Cinema / Home Theater Home Theater 

display technology 


display chip 

0.47 inch DMD 

Resolution _ 

4K-UHD (3840 × 2160) @60Hz 

Luminosity _ 

4,500 ANSI _ 

Contrast comparison 

Up to 1,500,000:1 ( with Dynamic Black ) 

Throw RatioThrow Ratio 

1.50 - 1.66 (100" @ 3.32 meters ) 

Zoom RatioZoom 




Lens Shift lens shift 


HDR Compatible 

Yes (HDR 10 & HLG) 

3D Compatible 


Keystone keystone correction 

± 40° 

input / output interface 

HDMI 2.0b (HDCP2.2) × 1
HDMI 1.4a (HDCP2.2) × 1
VGA In (D-Sub) × 1
USB Type A × 1 (5V/1.5A power)
DC 12V Trigger Out × 1 (3.5mm)
Optical fiber output × 1
Audio in × 1 (3.5mm)
Audio out × 1 (3.5mm) 

Special Feature 

Video game display mode, video game enhancement mode
The first projector to support 1080p @ 240Hz
ISF Night / Day / 3D 

Speaker speaker 

Chamber Speaker 10W 

Color Wheel color wheel 

RGBWRGBW ( 8 segments) 

Light LifetimeLight source life 

4,000 hours ( bright ) / 10,000 hours ( economical ) / 15,000Hours ( dynamic ) 

Dimension size 

W315 × H118 × D270‎ mm 

Weight _ 


WarrantyMaintenance _ 

3 Years
* The above specifications are based on the Hong Kong licensed version. 

  • True 4K ultra-high image quality: 4K ultra-high image quality, 8.3 million different screen pixels, experience a high-quality home theater experience
  • Slip-free gaming: Ultra-fast 240Hz gaming for blur-free visuals and unparalleled smoothness – combined with Enhanced Game Mode to produce 4.2ms response time at 1080p, 16ms response time at 4K UHD, 4K projection Lowest input lag on board
  • HDR and HLG Compatible: Enjoy brighter whites and deeper black levels with HDR10 and HLG technology for an enhanced image and video viewing experience.
  • Super Bright: Enjoy 4,000 lumens of brightness in your home theater room, family room, game room – even for outdoor movie night
  • Clear, colorful pictures: UltraDetail technology ensures greater image sharpness, delivering clear pictures at higher frame rates; RGBWRGBW 8-segment color wheel increases color ratios for richer, more vivid and cinematic images
  • Dynamic Black: Dynamic Black technology smoothes light output and creates a high contrast ratio (1,000,000:1); bright scenes appear sharp while dark scenes maintain detail.
  • Easily set pictures: Whether installed on the ceiling or placed on the table, the picture is just right with 1.1x zoom and ±40° keystone correction
  • Multiple Inputs: Connects to game consoles, PCs, Macs and mobile devices, Blu-ray players, ChromeCast, Roku, Amazon Fire Stick and other streaming devices; input options include HDMI 2.0 input with HDCP 2.2 support, HDMI 4K, USB, VGA etc.
  • Long Lamp Life: Enjoy up to 15,000 hours of lamp life and play an average of two movies per day for over 10 years
  • Standard projection: projects a 100-inch (approximately 304.8 cm) image from approximately 10 feet (approximately 4.0 meters); UHD38 projects an image up to 302 inches (approximately 762.0 cm).

The Optoma video game master is extremely smooth and shocking!


Ultra-high brightness design

4,500 ANSI lumen performance


Immersive real 4K video gaming experience


What is true 4K UHD resolution?

At least 8 million effective pixels can be called a true 4K display.

Consumer Technology Association (CTA) ® Defining 4K UHD resolution must have at least 8 million effective pixels.

Consumer Technology Association (CTA) ®

4k ultra HD

Optoma true 4K UHD resolution

Optoma KHD38+ is built with TI's revolutionary 4K UHD DLP chip assembly, a high-performance DMD using XPR video processing technology, which can quickly reflect the display to 8.3 million pixels (4 times 1080p pixels) in accordance with the Consumer Technology Association's 4K UHD 2160p specification. number).

True 4K UHD resolution
8.3 million pixels

-Native resolution-

1920x1080 4k shifting

DLP True 4K XPR Technology

DMD native resolution 1920 x 1080, using XPR technology (rapid reflection 4 times within milliseconds) to achieve 4K UHD resolution

4K professional UHD resolution
4.1 million pixels

-Native resolution-

1920x1080 shifting

Other UHD pixel reflection technologies

Native 1080p resolution, 4.1 million pixels resolution achieved by 2 rapid reflections within milliseconds, which is only half of 4K UHD resolution

Screen comparison

Benefiting from DLP 4K UHD chips and XPR technology, Optoma true 4K UHD projectors create accurate, sharp, and high-quality projection images.

- Sharpness & Picture Calibration Comparison-

Optoma true 4K UHD resolution

DLP UHD XPR technology

Perfectly calibrated

2716x1528 4k shifting
  • DLP single-chip chip system enables perfect calibration of images

4K professional UHD resolution

Other UHD pixel reflection technologies

Unable to calibrate

2716x1528 4k shifting
  • Miscalibration is prone to occur in 3-panel systems, which can result in color or image artifacts and loss of resolution.

  • 4K enhanced pixels are typically smaller than 1080p pixels, making calibration in a 3-panel system more challenging.

amazing color

Accurate colors depict lifelike scenes.

KHD38+ uses RGBWRGBW 8 color wheel technology, which can produce stunning colors and brightness performance of up to 4,500 lumens. Optoma's professional color calibration easily exceeds the HDTV Rec. 709 standard, presenting the most realistic and accurate colors and live-like picture scenes. This is the 4K HDR high-resolution theater-level experience you’ve been waiting for!

  • rec709

    Accurate HDTV Rec.709 standard color gamut

  • RGBWRGBW Color Wheel

    RGBWRGBW color wheel

  • 1.07 Billion Displayable Colors

    1,073 million color display


DLP®️ BrilliantColor™ color optimization technology

For ultra-high-pressure mercury (UHP) bulbs, DLP®️ BrilliantColor™ color optimization technology can improve brightness performance by up to 50%, while providing up to a 6-node color wheel processing program to create an ultra-wide color gamut of 1 billion colors.

Optoma HDR

HDR10/HLG high dynamic range

KHD38+ supports HDR10 and HLG signal content. When HDR and HLG signals are input, the projector will automatically switch to HDR / HLG display mode. Through Optoma HDR tone mapping technology, the colors of movies or games that support HDR / HLG can be made more accurate and the contrast more vivid.

Optoma HLG / HDR effect

Other brands SDR effects


HDR / HLG picture mode

HDR (High Dynamic Range) allows the picture to have a wider and more saturated color range, richer black tones, and brighter white tones, which can highlight the color depth, detail, and layering of the picture.

HDR bright


HDR detail


  • HDR Bright


  • HDR Standard


  • HDR Film


  • HDR Detail


Enjoy from
Youtube, BBC, and NHK’s HLG TV channels!

Hybrid Log-Gamma (HLG) is an HDR system jointly initiated by the British BBC and Japan's NHK TV station. Online streaming platforms including Youtube/Freeview Play or DirecTV all support the HLG format, allowing you to easily enjoy the HDR high-definition viewing experience brought by your TV at home.

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