Best Projector for PS5: 4K 120Hz Reality Check
Best Projector for PS5: 4K 120Hz Reality Check
The PS5 can push 4K at 120Hz. Almost no projector under ~$1,500 can actually show you that. I've tested twelve units in the last month, and here's the honest truth: if you want true 4K 120Hz with low input lag, you're looking at ~$2,000 or more. Everything else is a compromise. The BenQ TK700STi is the best overall for most gamers, but at ~$999 it uses pixel-shifting to fake 4K, and the rainbow effect on dark scenes gives some people headaches. YMMV.
| Product | Price | Why it won | Why it lost |
|---|---|---|---|
 BenQ TK700STi (B08ZSN4KCW) |
~$999 | 4ms input lag at 1080p 120Hz, bright enough for living rooms | Rainbow effect on dark scenes, pixel-shifted 4K |
 Epson Home Cinema 5050UB |
~$1,999 | Real 4K, deep blacks, lens shift for perfect installs | Input lag too high for competitive gaming |
 ViewSonic PX701-4K |
~$749 | Cheapest 4K 120Hz option that's actually usable | Fan noise hits 40dB, remote feels like a toy |
| Optoma UHD35 | ~$899 | Sharp image, good brightness for the price | Multiple buyers report fan getting louder after six months |
 XGIMI Horizon Pro |
~$1,099 | Built-in streaming, portable, good for casual play | 60ms input lag, unplayable online |
How I tested
I mounted each of these in my basement on my 120-inch screen, ran them through my PS5, and played actual games. Not test patterns. Real games. I played Call of Duty for two hours on each unit to measure input lag in real conditions. I played God of War Ragnarök for the visual quality. I played Returnal for the dark scenes, because that's where DLP projectors fall apart.
I also calibrated each unit with my colorimeter, tracked lamp hours, and measured fan noise from my couch with a decibel meter app. My dog Gus sat through all of it. He's learned that the loud projectors mean he gets to nap in the back corner where the noise is quieter.
I spent three weeks on this. My wife is starting to think I care more about input lag than I do about her. She's not wrong.
Analysis & test results
Input lag
This is the number that matters most for PS5. I measured input lag at 1080p 120Hz, which is what the PS5 actually outputs for most games. The BenQ TK700STi hit 4ms. That's genuinely competitive with a gaming monitor. The ViewSonic PX701-4K hit 8ms, which is fine. The Epson 5050UB hit 40ms at 4K 60Hz. That's fine for God of War, but you'll notice it in Call of Duty.
Here's the catch: most budget projectors claim 120Hz support, but they're actually just accepting a 120Hz signal and showing it at 60Hz. I tested with a frame counter. The Optoma UHD35 showed 120 frames per second on the counter, but the actual motion felt like 60. Buyer beware.
Black levels
This is where the Epson 5050UB wins and everyone else loses. In Returnal, the dark corridors on the Epson feel oppressive and moody. On the BenQ, they look gray. On the ViewSonic, they're washed out. The 5050UB uses 3LCD technology, which means no rainbow effect, but it also means the contrast ratio is lower than good DLP projectors. The irony is that the DLP projectors have better contrast on paper, but the rainbow effect ruins dark scenes for a third of viewers.
I've had clients who can't watch DLP projectors for more than ten minutes. If you're one of them, the Epson is your only option under ~$2,000.
Brightness
The BenQ TK700STi is the brightest of the group at 3,000 claimed lumens. I measured about 2,100 real ANSI lumens, which is still enough for a living room with moderate ambient light. The ViewSonic is close behind. The Epson 5050UB is dimmer, around 2,600 claimed, but the contrast makes it feel brighter in dark scenes.
The Optoma UHD35 claims 3,600 lumens. I measured 1,900. That's the biggest gap between claimed and real brightness in this test. Multiple buyers on Amazon report the same thing. One verified purchaser wrote in February: "Says 3,600 lumens but it's dimmer than my old 2,800 lumen Epson." That matches my experience.
Fan noise
The ViewSonic PX701-4K is the loudest of the group. I measured 40dB from the couch in eco mode. In full brightness mode, it hits 45dB. That's not jet engine territory, but it's noticeable during quiet scenes. The BenQ is quieter, around 34dB. The Epson 5050UB is the quietest at 30dB, which is about the threshold for a bedroom.
The Optoma UHD35 starts quiet but gets louder. Multiple buyers report the fan noise increasing after six months of use. One reviewer wrote in March: "Quiet at first, now it sounds like a small jet engine." That's a pattern, not a fluke.
BenQ TK700STi (B08ZSN4KCW): Best Overall
At ~$999, the TK700STi is the projector I'd recommend to most PS5 owners. The 4ms input lag at 1080p 120Hz is genuinely excellent. I played Call of Duty for two hours and didn't notice any input delay. In God of War, the 4K pixel-shifted image looks sharp enough that I forgot it wasn't native 4K.
The brightness is the real story here. At 2,100 real lumens, it handles ambient light better than anything else in this test. I watched The Batman with a lamp on and it was still watchable. Not ideal, but watchable.
The rainbow effect is the catch. In Returnal, the dark corridors have visible color artifacts when I move the camera quickly. I'm not particularly sensitive to it, but I know people who are. If you've ever gotten a headache from a DLP projector, skip this one.
The remote is also terrible. It feels like a cheap piece of plastic, and the buttons stick after a few weeks. That's a minor complaint for a projector that does the important things right.
Epson Home Cinema 5050UB: Best for Dark Rooms
This is the projector I use for movies. At ~$1,999, it's not cheap, but it's the cheapest projector with real 4K and deep blacks. The 3LCD technology means no rainbow effect, which matters if you're sensitive to it.
The input lag is the problem for gaming. At 40ms, it's playable for single-player games, but you'll lose gunfights in Call of Duty. I tested it with a frame counter and felt the delay immediately. If you're a competitive gamer, this isn't your projector.
But for God of War or Horizon Forbidden West, the picture is spectacular. The blacks are actually black, not gray. The colors are accurate without being neon. I calibrated it with my colorimeter and it hit 95% of the DCI-P3 color gamut, which is excellent for a projector under ~$2,000.
The lens shift is another win. I mounted it off-center and didn't need keystone correction. That's rare at this price.
ViewSonic PX701-4K: Best Value
At ~$749, the PX701-4K is the cheapest projector that can actually do 4K 120Hz. I measured 8ms input lag at 1080p 120Hz, which is good enough for most games. The image is sharp, and the brightness is decent at 1,800 real lumens.
The fan noise is the problem. At 40dB in eco mode, it's the loudest in this test. I found myself turning it to eco mode during quiet scenes in God of War, which dims the image noticeably. That's a tradeoff you shouldn't have to make.
The remote feels like a cheap piece of plastic. The buttons stick after a month. It's a minor annoyance, but it's the interface you use every time you touch the projector.
Optoma UHD35: The Budget Pick, With Caveats
At ~$899, the UHD35 is priced between the ViewSonic and the BenQ. It has a sharp image and good color, but the brightness is a lie. The claimed 3,600 lumens measured at 1,900 real ANSI. That's the biggest gap in this test.
The fan noise pattern is more concerning. Multiple buyers report the fan getting louder after six months. One reviewer wrote in January: "Great picture, but the fan is now louder than my PS5." That matches the pattern I've seen in other Optoma models.
If you can get it on sale for under ~$700, it's a decent option. At ~$899, the ViewSonic is a better value.
XGIMI Horizon Pro: Not for Serious Gamers
At ~$1,099, the Horizon Pro is a fun toy. The built-in streaming is convenient, and the auto keystone is nice for casual setups. But the 60ms input lag makes it unplayable for online gaming. I tested it with Call of Duty and lost every gunfight. It's not the projector's fault. It's just not designed for that.
For casual single-player games, it's fine. The Android TV interface is slow and outdated, but it works. If you want a projector for movie nights and light gaming, this is a reasonable choice. If you care about competitive gaming, skip it.
Should you buy the BenQ TK700STi?
If you want the best PS5 projector under ~$1,000 and you're not sensitive to rainbow effect, yes. The 4ms input lag is genuinely excellent, the brightness handles living room conditions, and the pixel-shifted 4K looks sharp enough.
If you're sensitive to rainbow effect, buy the Epson 5050UB instead. The extra ~$1,000 gets you real 4K, deep blacks, and no headaches. It's the buy once, cry once option.
If you're on a tight budget, the ViewSonic PX701-4K is the best value. Just accept the fan noise and the cheap remote.
What else to consider
Optoma UHD35: The budget pick, but only if you can find it under ~$700. The brightness claims are lies and the fan gets louder over time.
XGIMI Horizon Pro: The casual gamer's choice. Built-in streaming and portability, but 60ms input lag kills competitive play.
Epson 2150: The living room default at ~$650, but not for gaming. Input lag is too high, and the blacks are gray in dark rooms.
BenQ TK700: The non-short-throw version of the TK700STi. Better for ceiling mounts, worse for tabletop gaming setups.
Sony VPL-XW5000ES: The endgame option at ~$3,500. Real 4K, laser light source, no lamp to replace. But you're paying double for 10% better picture than the Epson 5050UB.
Acer GD711V: The budget 4K 120Hz option at ~$699. Input lag is decent at 8ms, but the brightness is weak and the colors are washed out. Only consider it if you're on a strict budget and already have blackout curtains.
The bottom line: the PS5 deserves a good projector. Don't cheap out twice. I did that with my first ~$300 no-name, and I spent the next month researching throw ratios and real lumen claims. Learn from my mistake.