Optoma GT2000HDR vs ViewSonic LX700-4K: Which to Buy

The ViewSonic LX700-4K rates 4.2 among 4K projectors; the Optoma GT2000HDR rates 3.8 among native 1080p ones. The Optoma GT2000HDR costs $105.99 less ($1,132.78 vs $1,238.77).

Optoma GT2000HDR vs ViewSonic LX700-4K

ViewSonic LX700-4K

#15 in 4K4.2Full review

A low-lag laser 4K projector for gamers who want years of use without lamp replacements and already have a streaming device.

Amazon $1,238.77

$1,238.77

Optoma GT2000HDR

#11 in Native 1080p3.8Full review

A compact short throw laser projector for gaming and golf simulators in small rooms. Add a streaming stick for TV and movies.

Amazon $1,132.78

$1,132.78

Prices were last checked October 29, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.

Scores side by side

These two sit in different type classes (4K and native 1080p), and each is scored against the reference points for its own class, so a rating says how well each does among its own type peers. How we rank explains each factor.

Factor weight	ViewSonic LX700-4K	Optoma GT2000HDR
Overall rating	4.2/5	3.8/5
Brightness 25%	94 3,500 ANSI lumens	100 3,500 ANSI lumens
Value 15%	97 $0.35 per lumen	80 $0.32 per lumen
Resolution 10%	100 4K (pixel shift)	100 1920 x 1080 native
Streaming 15%	0 no built-in apps; needs a streaming stick	0 no built-in apps; needs a streaming stick
Setup 10%	40 1.4x zoom, lens shift	0 Manual focus and keystone
Light life 10%	100 30,000 hour laser	100 30,000 hour laser
Gaming 10%	100 4.2 ms input lag	99 8.6 ms input lag
Warranty 5%	100 3-year warranty	0 1-year warranty

Independent measurements

ViewSonic LX700-4K

Tested by	Brightness	Input lag	Contrast	Conditions
ProjectorCentral	3,091 lm	5 ms	1,318:1	3,091 ANSI lumens in Bright mode (2,190 calibrated User mode, 2,164 Gaming). Lag 5 ms at 1080p/240, 9 ms at 1080p/120, 18 ms at 4K/60 with Ultra-Fast Input.