Optoma HD28HDR vs HD39HDR: Which 1080p HDR Projector is the Right Choice for Your Home Theater?

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Introduce​

Parameter	Optoma HD28HDR​	Optoma HD39HDR​	Optoma HD28HDR​
Picture​	​	​	​
Price​	$754​	$989​	$754​
Recommended Uses​	Gaming​	Home Cinema, Gaming​	Gaming​
Highlight​	Image Depth: Dynamic Black technology for high contrast Media Connectivity: Compatible with 4K UHD HDMI dongles (Amazon Fire TV, Google Chromecast, Apple TV) Lamp Life: Up to 15,000 hours Response Time: 16ms with 120Hz refresh rate Gaming Mode: Enhanced visibility in dark scenes HDR Compatibility: Supports HDR10 technology Brightness: 3,600 lumens Color Accuracy: 6-segment color wheel with sRGB & REC.709 profile Remote Control: Backlit home remote​	Lamp Life: Up to 15,000 hours Connectivity: Dual HDMI (1.4a 3D support), compatible with gaming consoles, media players, Google Chromecast, Amazon Fire Stick, Apple TV Speaker: 10-watt built-in speaker Installation: Vertical keystone correction, 1.3X zoom Brightness: 4,000 lumens Color Accuracy: 6-segment color wheel (RYGCWB), sRGB & REC.709 color profile Resolution: 1080p (1920×1080) with 4K input Contrast Ratio: 50,000:1​	Image Depth: Dynamic Black technology for high contrast Media Connectivity: Compatible with 4K UHD HDMI dongles (Amazon Fire TV, Google Chromecast, Apple TV) Lamp Life: Up to 15,000 hours Response Time: 16ms with 120Hz refresh rate Gaming Mode: Enhanced visibility in dark scenes HDR Compatibility: Supports HDR10 technology Brightness: 3,600 lumens Color Accuracy: 6-segment color wheel with sRGB & REC.709 profile Remote Control: Backlit home remote​

Side-by-Side Comparison​

Display​

Parameter	Optoma HD28HDR​	Optoma HD39HDR​	Optoma HD28HDR​
Screen Size​	28 Inch Pounds - 301 Inches​	1080 Inches - 305 Inches​	28 Inch Pounds - 301 Inches​
Throw Distance​	3.2 Meters - 35.37 Meters​	3.3 Feet - 32.8 Feet​	3.2 Meters - 35.37 Meters​
Contrast Ratio​	50000:1​	16:9​	50000:1​
Display Resolution​	3840 x 2160 Pixels​	3840 x 2160 Pixels​	3840 x 2160 Pixels​
Native Resolution​	1920 x 1080​	1920 x 1080​	1920 x 1080​
Brightness​	3600 Lumen​	4000 Lumen​	3600 Lumen​
Display Type​	DLP​	DLP​	DLP​
Picture Quality Enhancement​	HDR10​	HDR (High Dynamic Range)​	HDR10​

Features​

Parameter	Optoma HD28HDR​	Optoma HD39HDR​	Optoma HD28HDR​
Video Encoding​	HEVC​	HEVC Main 10 or AVC​	HEVC​
Lamp Wattage​	240 Watts​	125 Watts​	240 Watts​
Light Source Life​	15000 Hours​	15000 Hours​	15000 Hours​
Controller Type​	Remote Control​	Remote Control​	Remote Control​
Control Method​	Remote​	Remote​	Remote​
Mount Type​	ceiling mount, table top​	Wall Mount, Ceiling Mount, Tabletop Mount​	ceiling mount, table top​
Noteworthy Features​	Portable​	Built-In Speaker, Digital Keystone Correction, 3d-Ready​	Portable​

Connectivity​

Parameter	Optoma HD28HDR​	Optoma HD39HDR​	Optoma HD28HDR​
Connectivity Technology​	HDMI​	VGA, USB, HDMI​	HDMI​
Hardware Connectivity​	Lightning, HDMI​	Lightning, HDMI​	Lightning, HDMI​
Compatible Devices​	Gaming Console​	Gaming Console, Television​	Gaming Console​

Measurements​

Parameter	Optoma HD28HDR​	Optoma HD39HDR​	Optoma HD28HDR​
Dimensions L x W x H​	12.5"L x 9.75"W x 4.25"H​	12.4"L x 9.5"W x 4.5"H​	12.5"L x 9.75"W x 4.25"H​
Item Weight​	5.51 Pounds​	7.7 Pounds​	5.51 Pounds​

Conclusion​

Product	PROS AND CONS​
Optoma HD28HDR​	Pros • Excellent brightness, usable even in natural light • High-quality picture with bright and accurate colors • Quiet fan operation • USB power port for external devices like Fire Sticks • Easy-to-use focus knob for precise adjustments • Good value compared to similar projectors Cons • Occasional signal jumping issues, especially with resolution changes • Long time to power on and switch inputs • No dust filter, requiring manual maintenance to avoid overheating • Remote control brightness may be too intense for low-light conditions • Pixels may start to fail after extended use Overall Impression This projector stands out with its brightness and image quality, making it a versatile choice for various lighting conditions. While it has some minor drawbacks, such as longer startup times and the absence of a dust filter, it offers great value for its price, especially for users looking to enhance their viewing experience.
Optoma HD39HDR​	Pros • Excellent picture quality, even in various lighting conditions • Good lumen output (4000 lumens) for bright environments • Compatible with new gaming consoles like the PS5 • Simple setup and control • Customizable display settings • Performs well on large screens (20ft inflatable, garage doors, etc.) Cons • Brief blue screen interruptions when switching apps or inputs • Generates considerable heat during operation • Basic screen adjustment options • Speaker volume and sound quality are lacking • No built-in Bluetooth for wireless speaker connectivity • Occasional input connection issues upon powering on Overall Impression This projector offers impressive picture quality and solid performance at its price point, making it a great option for casual users and those new to projectors. However, potential buyers should be aware of its limitations, such as the occasional input connection issues and basic sound quality. If you're looking for a reliable starter projector and can accommodate its quirks, it may be worth considering.
Optoma HD28HDR​	Pros • Excellent brightness, usable even in natural light • High-quality picture with bright and accurate colors • Quiet fan operation • USB power port for external devices like Fire Sticks • Easy-to-use focus knob for precise adjustments • Good value compared to similar projectors Cons • Occasional signal jumping issues, especially with resolution changes • Long time to power on and switch inputs • No dust filter, requiring manual maintenance to avoid overheating • Remote control brightness may be too intense for low-light conditions • Pixels may start to fail after extended use Overall Impression This projector stands out with its brightness and image quality, making it a versatile choice for various lighting conditions. While it has some minor drawbacks, such as longer startup times and the absence of a dust filter, it offers great value for its price, especially for users looking to enhance their viewing experience.