Optoma GT2300HDR vs Optoma GT2400HDR

Optoma GT2300HDR is $200 cheaper. Optoma GT2400HDR is brighter.

	Optoma GT2300HDR$1,099 · Amazon Buy	Optoma GT2400HDR$1,299 · Amazon Buy

Key differences
White light outputISO
White light outputISO	3,600 lm ISO	4,200 lm ISO
MSRP
MSRP	$1,099	—
Best price
Best price	$1,099	$1,299
Room fit80″100″120″150″
Distance to screen
Distance to screen	1.1 m	1.1 m
Picture
White light outputISO
White light outputISO	3,600 lm ISO	4,200 lm ISO
Brightness uniformity
Brightness uniformity	75%	75%
Imaging technology
Imaging technology	DLP	DLP
Native resolution
Native resolution	1080p (1920 × 1080)	1080p (1920 × 1080)
Native aspect
Native aspect	16:9Derived	16:9Derived
Pixel shift
Pixel shift	None	—
Dynamic contrast
Dynamic contrast	2,000,000:1	2,000,000:1
Colour bit depth (per channel)
Colour bit depth (per channel)	10 bit	10 bit
HDR formats
HDR formats	HDR10, HLG	HDR10, HLG
3D
3D	Yes	Yes
3D formats
3D formats	Side-by-side, Top-bottom, Frame sequential	Side-by-side, Top-bottom, Frame sequential
3D glasses sync
3D glasses sync	DLP-Link	DLP-Link
Light source
Light source
Light source	Laser (phosphor)	Laser (phosphor)
Emitter
Emitter	Blue laser + phosphor	Blue laser + phosphor
Light engine
Light engine	DuraCore	DuraCore
Light-source life
Light-source life	30,000 h eco	30,000 h eco
Cool-down time
Cool-down time	—	10 s
Optics
Throw ratio
Throw ratio	0.5:1	0.5:1
Image size
Image size	30–300 in	30–300 in
Projection offset
Projection offset	116%	116%
Zoom
Zoom	None	None
Focal length
Focal length	7.51 mm	7.51 mm
Aperture (f-number)
Aperture (f-number)	2.8	—
Focus
Focus	Manual	Manual
Autofocus
Autofocus	No	No
Vertical keystone
Vertical keystone	15°	15°
Horizontal keystone
Horizontal keystone	15°	15°
Corner correction
Corner correction	4-corner	4-corner
Auto setup
Auto setup	Fit to screen, Obstacle avoidance	—
Interchangeable lens
Interchangeable lens	No	—
Motion & gaming
Max input refresh
Max input refresh	1080p: 120 Hz	1080p: 120 Hz
Input lag
Input lag	1080p: 60 Hz 16.7 ms · 120 Hz 8.4 ms · 4K UHD: 60 Hz 16.7 ms	1080p: 60 Hz 16.7 ms · 120 Hz 8.4 ms · 4K UHD: 60 Hz 16.7 ms
Inputs & control
HDMI inputs
HDMI inputs	2 × HDMI 2.0	2 × HDMI 2.0
Other video inputs
Other video inputs	VGA	VGA
Max input resolution
Max input resolution	4K UHD	4K UHD
Audio inputs
Audio inputs	—	3.5 mm
Control ports
Control ports	RS-232, 12 V trigger	RS-232, 12 V trigger
PJLink
PJLink	Class 1	—
Control-system drivers
Control-system drivers	—	Crestron
Horizontal scan
Horizontal scan	15–135 kHz	15–135 kHz
Vertical scan
Vertical scan	24–120 Hz	24–120 Hz
Smart platform
Bluetooth
Bluetooth	—	None
Ethernet
Ethernet	Yes	Yes
Smart platform
Smart platform	—	None
Audio
Speaker power
Speaker power	15 W	15 W
Speakers
Speakers	1	1
Layout
Layout	Mono	Mono
Audio outputs
Audio outputs	3.5 mm	3.5 mm
HDMI audio return
HDMI audio return	NoneDerived	NoneDerived
Physical & installation
Dimensions (W × D × H)
Dimensions (W × D × H)	274 × 216 × 114 mm	274 × 216 × 114 mm
Weight
Weight	3,000 g	3,000 g
Orientations
Orientations	360°	360°
Ingress protection
Ingress protection	IP6X	IP6X
Sealed optical engine
Sealed optical engine	Yes	—
Environment & power
Operating temperature
Operating temperature	0–40°C	0–40°C
Altitude
Altitude	3,048 m · high-altitude mode	3,048 m · high-altitude mode
Power draw
Power draw	Max 160 W · Normal 160 W · Eco 118 W	Max 170 W · Eco 120 W
Standby
Standby	Up to 0.5 W	Up to 0.5 W
Mains input
Mains input	100–240 V · 50/60 Hz	100–240 V · 50/60 Hz
Fan noise
Fan noise	Normal 31 dB(A) · Eco 29 dB(A)	Normal 31 dB(A) · Eco 29 dB(A)
Safety & support
Laser class
Laser class	Class 1	Class 1
Risk group
Risk group	RG2	RG2
Hazard distance
Hazard distance	—	1 m
Marks
Marks	FCC	FCC
Warranty
Warranty	1 yr (light source 5 yr)	—
User manual
User manual	https://region-resource.optoma.com/products/documents/RbyYDr34tZXZAsFhkYCToBBRADe0vG7e5ApSi0Xd.pdf	https://region-resource.optoma.com/products/documents/RbyYDr34tZXZAsFhkYCToBBRADe0vG7e5ApSi0Xd.pdf
In the box
In the box
In the box	Power cord, Remote, Remote batteries, Quick start guide	Power cord, Remote, Remote batteries, User manual
Remote
Remote	IR	IR

Optoma GT2300HDR$1,099 · Amazon

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Optoma GT2400HDR$1,299 · Amazon

Buy