ProjectorDB

Optoma GT2000HDR vs ViewSonic PX749-4K

Optoma GT2000HDR is $239.13 cheaper. ViewSonic PX749-4K is better for gaming.

Optoma GT2000HDR$929.99 · Amazon
Buy
ViewSonic PX749-4K$1,169.12 · Amazon
Buy
Key differences
White light output
—4,000 lm ANSI
Native resolution
1080p (1920 × 1080)—
Throw ratio
0.5:11.13–1.47:1
Lowest input lag
8.6 msDerived4.2 msDerived
Light source
Laser (phosphor)Lamp
Fan noise
Normal 34 dB(A) · Eco 27 dB(A)Normal 33 dB(A) · Eco 28 dB(A)
MSRP
$1,799$1,199.99
Best price
$929.99$1,169.12
Room fit
Distance to screen
1.1 m2.5–3.3 m
Picture
White light output
—4,000 lm ANSI
Claimed brightness (non-standard)
3,500 lm—
Brightness uniformity
75%—
Imaging technology
DLPDLP
Chip / panel diagonal
—0.47 in
Native resolution
1080p (1920 × 1080)—
Native aspect
16:9Derived16:9Derived
Addressable resolution
—4K UHD (3840 × 2160)
Dynamic contrast
2,000,000:112,000:1
Colour bit depth (per channel)
10 bit10 bit
Gamma / EOTF presets
2.2, 2.42.2
Colour temperature presets
—D65, Custom
HDR formats
HDR10, HLGHDR10, HLG
Tone mapping
—Adjustable
Colour management (CMS)
6-axis—
3D
YesYes
3D formats
—Frame packing, Frame sequential
3D glasses sync
DLP-Link—
Light source
Light source
Laser (phosphor)Lamp
Lamp power
—240 W
Replacement lamp
—RLC-127
Light-source life
30,000 h4,000 h normal · 20,000 h super eco
Light output control
StepsSteps
Cool-down time
90 s—
Optics
Throw ratio
0.5:11.13–1.47:1
Image size
30–300 in30–300 in
Projection offset
116%110%
Zoom
DigitalOptical
Zoom ratio
—1.3×Derived
Focal length
7.51 mm12–15.6 mm
Aperture (f-number)
2.81.94–2.12
Focus
ManualManual
Autofocus
NoNo
Vertical lens shift
—None
Horizontal lens shift
—None
Vertical keystone
15°40°
Horizontal keystone
15°40°
Auto keystone
—Yes
Corner correction
4-corner4-corner
Motion & gaming
Max input refresh
1080p: 120 Hz1080p: 240 Hz · 4K UHD: 60 Hz
Input lag
1080p: 120 Hz 8.6 ms · 4K UHD: 60 Hz 17 ms1080p: 240 Hz 4.2 ms
Inputs & control
HDMI inputs
2 × HDMI 2.02 × HDMI 2.0 (HDCP 2.2)
Other video inputs
—USB-C (DisplayPort)
Max input resolution
4K UHD4K UHD
Control ports
RS-232RS-232, 12 V trigger
Horizontal scan
15–140 kHz15–135 kHz
Vertical scan
24–120 Hz23–240 Hz
Smart platform
Ethernet
NoYes
Audio
Speaker power
15 W10 W
Speakers
1—
Layout
—Mono
Tuned by
—Harman Kardon
Audio outputs
3.5 mm3.5 mm
HDMI audio return
NoneDerivedNoneDerived
Physical & installation
Dimensions (W × D × H)
274 × 216 × 114 mm312 × 222 × 108 mm
Weight
3,000 g3,000 g
Orientations
Table, Ceiling, RearTable, Ceiling, Rear
Ceiling mount
—M4, screws ≤ 8 mm
Ingress protection
IP6X—
Environment & power
Operating temperature
0–40°C0–40°C
Operating humidity
—0–90%RH
Altitude
2,500 m · high-altitude mode3,000 m · high-altitude mode
Power draw
Max 139 W · Normal 139 W · Eco 98 W310 W
Standby
—Up to 0.5 W
Power supply
External adapter—
Mains input
100–240 V · 50/60 Hz100–240 V · 50/60 Hz
Fan noise
Normal 34 dB(A) · Eco 27 dB(A)Normal 33 dB(A) · Eco 28 dB(A)
Safety & support
Laser class
Class 1—
Risk group
RG2RG2
Marks
FCCCE, FCC
Warranty
1 yr (light source 5 yr or 12,000 h)3 yr (light source 1 yr)
User manual
https://region-resource.optoma.com/products/import/Documents/02387d20-4b12-4d04-97e4-be316b803cf2.pdfhttps://www.viewsonicglobal.com/public/products_download/user_guide/projector/PX749-4K/PX749-4K_UG_ENG.pdf
In the box
In the box
Power cord, Remote, Remote batteries, Quick start guidePower cord, Remote, Quick start guide
Remote
IRBacklit
Optoma GT2000HDR$929.99 · Amazon
Buy
ViewSonic PX749-4K$1,169.12 · Amazon
Buy