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🚀 Elevate Your Workspace with Stunning 4K Brilliance!
The UPERFECT 17.3'' Portable Monitor features a stunning 4K UHD (3840x2160) QLED display with 150% sRGB color gamut and 600 nits brightness, delivering vibrant and accurate visuals. Equipped with dual full-function Type-C ports and an HDMI port, it offers versatile connectivity for laptops, smartphones, and gaming devices. Its ultra-thin bezel design maximizes screen real estate, while the adjustable stand and VESA mount compatibility provide ergonomic flexibility. With Adaptive Sync support and a fast 2ms response time, it’s perfect for professionals and gamers seeking portable, high-performance display solutions.




















| ASIN | B0CQN3SX4Q |
| Adaptive Sync | FreeSync, G-Sync Compatible |
| Additional Features | 17.3 Inch Large Screen, 3-sided Narrow Bezel, 600 Nits Brightness, Standard HDMI Port & Dual Type C Port, Truely 4K UHD 3840X2160 |
| Aspect Ratio | 16:9 |
| Best Sellers Rank | #23,164 in Electronics ( See Top 100 in Electronics ) #676 in Computer Monitors |
| Brand | UPERFECT |
| Brightness | 600 cd |
| Color | Black |
| Color Gamut | 150 |
| Compatible Devices | Camera, Desktop, Gaming Console, Laptop, Smartphone |
| Connectivity Technology | Thunderbolt, USB Type C |
| Contrast Ratio | 2000:1 |
| Customer Reviews | 4.4 out of 5 stars 615 Reviews |
| Display Resolution Maximum | 3840 x 2160 pixels |
| Display Technology | LED |
| Display Type | QLED |
| Global Trade Identification Number | 05906168438356 |
| Hardware Connectivity | HDMI, Thunderbolt 3, USB Type C |
| Image Contrast Ratio | 2000:1 |
| Included Components | 1* 17.3" Portable Monitor, 1* MINI HDMI Cable, 1* PD 30W Power Charger, 2* USB C-C Cable |
| Item Dimensions D x W x H | 0.6"D x 15.5"W x 9.5"H |
| Manufacturer | UPERFECT |
| Model Number | M173J05 |
| Mounting Type | Wall Mount |
| Native Resolution | 3840x2160 |
| Number of Component Outputs | 3 |
| Picture Quality Enhancement Technology | QLED, HDR, FreeSync |
| Pixel Pitch | 0.2 |
| Refresh Rate | 60 hertz |
| Resolution | 4K UHD 2160p |
| Response Time | 2 milliseconds |
| Screen Finish | Matte |
| Screen Size | 17.3 inches |
| Screen Surface Description | Matte |
| Shape | Flat |
| Specific Uses For Product | Desktop, Gaming, Multimedia |
| Total Number of HDMI Ports | 1 |
| Total Thunderbolt Ports | 2 |
| Total USB 3.0 Ports | 2 |
| Total Usb Ports | 1 |
| Unit Count | 1 Count |
| Viewing Angle | 178 degrees |
| Warranty Description | 3 Year Manufacture |
| Warranty Type | 2 Years Manufacturer Warranty |
E**A
A massive, 240Hz beast of a portable monitor!
I’ve used a few portable monitors, but this 24.5" UPERFECT is a different breed. It is absolutely massive for a portable display, but it’s exactly what I was looking for to bridge the gap between a travel setup and a full desktop experience. Unboxing & Travel The packaging was very secure. My shipping box actually had a decent dent on the outside, but thanks to the internal padding, the monitor was in perfect shape with zero blemishes or imperfections. It also comes with a huge, briefcase-style sleeve with handles, which is a lifesaver for a screen this size. What’s in the box: 2x USB-C to USB-C cables 1x Mini-HDMI to HDMI cable 1x USB-C power adapter Build & Design: The build feels premium. It includes a heavy-duty kickstand that is super convenient and doesn't feel flimsy at all. It also has VESA holes on the back if you want to mount it to a proper monitor arm. On the left side, you get the inputs (2x USB-C, 1x Mini-HDMI), and the right side houses the settings/power buttons, a headphone jack, and even a micro-USB OTG port. One minor nitpick: because the buttons are tucked on the side, it’s pretty hard to know exactly which one you are pressing from the front. I’ve definitely had some missed inputs or pressed the wrong thing while trying to navigate the menus. One thing I love about UPERFECT is that they don’t plaster logos all over the front. It’s a clean, stealthy look that I really prefer. Performance (Windows & Mac) Windows: Recognized it instantly at native 1080p. I did have to jump into the "Advanced Display" settings to manually toggle it to 240Hz, but once that was on, browsing and desktop navigation felt buttery smooth. Mac: It worked great and displayed the full 240Hz. Note: A single USB-C cable didn't provide enough juice from my Mac to power the display on its own. I had to use the included wall adapter and a second USB-C cable to get it running, which is totally understandable given the size of this panel. Gaming: I loaded up some Diablo 4 and it looked vibrant and sharp. It’s not an OLED, so set your expectations accordingly, but for an IPS portable gaming panel, the colors looked great. I also hooked up a Nintendo Switch which I know can only display 1080p @ 60Hz but it still performed great which will be perfect for the downtime on an upcoming cabin snowboarding trip. Final Verdict: This thing is a beast. Whether you’re bringing it on a trip to hook up a console or using it as a secondary productivity screen for a laptop, it’s versatile enough to handle it all. If you want the biggest possible screen you can travel with, this is the one.
K**Y
⭐️⭐️⭐️⭐️⭐️ Outstanding Performance in a Sleek, Portable Design
This 24.5" 240Hz Portable Monitor is an absolute game-changer! The refresh rate is incredibly smooth, making everything from fast-paced gaming to video editing and daily multitasking feel effortless and fluid. The screen size is perfect—large enough for full immersion, yet still easy to transport when needed. The image quality is crisp, vibrant, and sharp with excellent color clarity and brightness. There’s no motion blur or lag, even during the most intense action sequences. Setup was quick and hassle-free, and it pairs perfectly with both laptops and desktops. What truly sets this monitor apart is how it combines high-end performance with true portability—something that’s hard to find. Whether you’re a gamer, content creator, or professional who values speed and flexibility, this monitor delivers on every level. ✅ Ultra-smooth 240Hz refresh rate ✅ Brilliant display clarity ✅ Lightweight and portable ✅ Easy setup and compatibility I couldn’t be happier with this purchase and would highly recommend it to anyone looking for a powerful, portable display solution!
J**S
Love the larger portable monitor
This is my third UPERFECT monitor, and my first in the 17" size. The picture is noticeably crisper and brighter than a normal LCD monitor, which makes a real difference for everyday use. It also looks great sitting right next to a 15.6" laptop screen — the size and clarity hold up well side by side. Highly recommend if you're looking for a reliable, great-looking portable monitor.
E**R
Great Quality, Highly recommend
Amazing picture quality for the price. Great size and portability. The 4k monitor is definitely worth it. I do think the speakers are weak but it’s not that big of a deal to me. I mostly use a headset when I work. The kickstand works well enough to hold the monitor up at many angles. I would definitely recommend this product to any one.
P**P
Good monitor for nomads
-- UPDATE after 1 year of usage --- Monitor still working pretty fine. One nuance was revealed: monitor not working well in cold areas. At approx. +14 C it become bluish in the corners. It need some time for "heat up" - after several minutes of work it start to work normally and blue areas disappear. ---- To start with - there were a few models of 17" 4K monitors. For me, the difference is still not clear at all. I purchased the cheapest $ 280 17" 4K model. I do not know, how much more expensive compared to cheap one. I suggest you contact a manufacturer before purchasing. TLDR Overall, I like this monitor. It was a good fit for my case(I needed it small to reduce international delivery costs + I need to be able to bring the monitor with me in the luggage). It does not provide excellent colors and response, but it is ridiculously sharp(a lot of PPI), great for text and good enough for my everyday stuff. I've installed it on vesa stand and got a comfortable desktop setup I was surprised, that the Chinese niche product has pretty good quality - there are a couple tiny drops of glue on the edge gap, but overall monitor looks nice with a pretty magnetic case included. The supplied type c cables are also pretty soft and I like 'em much more than the "wooden" cables I had in my Dell monitor. I'm not an expert in image quality, but feels like this is not very good. My previous large monitors feel better in terms of colors. But, for my personal use(code, text editing and youtube) this is good enough. I like "text" color setting preset in the monitor - it increases contrast and looks good for my taste. For my casual and rare sessions in SC2 and Dusk(doom 2 like game) monitor is good enough. However I noticed a bit of sluggishness when sliding the desktops on a mac(feels like pixels are a bit slow to react), but it doesn't bother me in everyday use. I guess you might notice this if you have higher standards for gaming. I believe there is no practical use in 4k for such a small monitor and 2k will be a great fit for 17" monitor. I was forced to buy 4k because apple silicon macs do not support monitors less than 4k. This monitor did the job: UI scaling works as expected with my m1 macbook. The monitor works without an external power supply (powered by a MacBook which is not plugged to power also). But it will switch off on the highest brightness setting (feels like a bug - it would be better if a monitor would disable higher brightness settings when without external power) The monitor can provide power to MacBook, which is very good for desktop setup - i plugged monitor to 60w Anker power supply and connected the MacBook air m1 to the monitor with a single cable. However, I do not know if this will work with more powerful laptops and if there is any power limit that the monitor can transfer. Monitor has strange micro-usb 3rd port which is not convenient nowadays. I plugged the mouse via 2 adapters: mouse -> usba/usbc -> usbc/microusb. it works but usba or usbc would be better. The other tiny issue is that you can not rotate OSD(monitor settings interface). I am using my monitor rotated and setting up brightness/contrast becomes a pain because OSD is not rotated.
B**R
Great product for me; true 4k; cover not included with 17.3"; power issues at full brightness
Solid product so far. The screen is sharp and bright. I've seen a review or two say this is not true 4k. I'm not sure what their setup was, but attached to my Dell Precision 7560, it is definitely 3840 x 2160. It comes through in that resolution with both the USB-C and HDMI Connectors. A note on the 17.3" display: While the description says a case is included in the package, it's referring to a magnetic smart-case which DOES NOT come with this model, due to its having a built-in kickstand already. Tech support told me they are aware of the issue but Amazon won't let them change it for some reason or something like that. They promptly sent me a case anyway though. So good on them. My only qualm with this display is that I can't get it to work at brightness level 10. When I try, the display turns off for a few seconds, then it comes on and stays on for a few seconds, then off again, rinse and repeat. Tech support told me the monitor can't do both signal and power with the same cord (IMPORTANT NOTE: THIS IS NOT STRICTLY TRUE - SEE BELOW), so I plugged it into the wall. It ran at full brightness for a while longer then, but eventually got back to having that problem again. I'm still giving it 5 stars because I have no need of running it at that level of brightness. 6 is good enough for me. It's unclear what the deal is with using power and signal on the same cord. I've been doing it for several days now and haven't had a problem so long as I've got the brightness where it's at. Tech support had mentioned they "recommend using an external power source during use to ensure the monitor has enough power for normal operation and to extend its lifespan, although it can still be used without an extra power connection." So I'm not sure if running it this way will cause trouble down the line. For now, I plan to keep it plugged in at my desk and only do combined signal and power when I'm out and about.
V**A
On first use monitor kept blacking out.
On the first use the screen would work for 10 minutes than black for 5 minutes over and over. I tried troubleshooting online but to no avail. When it did work the picture was ok. I don’t think it was running 4k though. My 16 inch 2k monitor looked a lot richer. Expected more for the 400$ price tag. Really disappointed. Was looking for to the larger monitor. The size and weight was nice but just didn’t function correctly for me. I had to return it.
F**N
Great, solid portable monitor
After working with it for a few days on Windows I'm very happy with the monitor. It's slim, comes with every cable you'd possibly need and seems well-made and sturdy as well. Everything worked out of the box. Comes with a great bag too. Overall it gives a good impression that this is a solid and not a cheap product. I use my laptop mostly for software development and office work, so I can't comment much on gaming and video performance. However, YouTube videos I watched looked good. The sound from the speaker sounded decent too. Keep in mind that you'll likely need to connect it both to the computer/laptop and the supplied USBC power adapter, since the monitor draws 25W in an ideal scenario. The monitor smart enough to let you know if detects insufficient power which is great. I don't think you can use this monitor in portrait mode, since one side has the connectors and the other the onscreen controls. It would make more sense if the controls were on the front or back - since it's portable you are likely in a cramped situation like a hotel desk. I am not a fan of the onscreen menu, it's not particularly easy to use. Not a huge issue though since you normally don't have to access that too often. It would be nice if they would refrain from using plastic materials for packing and follow industry leaders and use recycled cardboard. Seeing this immense waste of plastic continues to disappoint me. Overall I think it's a great product and would definitely recommend it.
N**Y
SAV au top !
Très bon article, aucune difficulté de mise en service et bonne qualité d'image. Vraiment très pratique ! Un SAV au top. Après un petit souci très vite solutionné, le vendeur s'est montré extrêmement compréhensif et attentionné jusqu'à veiller au solutionnement complet du souci (en la personne de Mia). 5/5 pour le SAV qui a été de loin le meilleur de tous ceux rencontrés au fil des ans. Merci !
K**K
mooi
super goed
M**.
Ottimo prodotto e assistenza clienti
Il monitor è meglio di quello che mi aspettavo. Buona qualità delle immagini con un ampio angolo di visione. Ho avuto un piccolo problema nel collegare il mio Smartphone: ho contattato l'assistenza clienti e subito Anna mi ha dato tutte le istruzioni per risolvere il mio problema. Sono soddisfatto 👍🏻
G**.
Ecran au top !
Très bon rapport qualité - prix ! Cet avis concerne l'écran 14,6 pouces car j'ai renvoyé le 18,5 pouces (trop grand pour ma sacoche). Je suis très satisfaite de l’écran portable que je viens de recevoir. Je travaille beaucoup sur mon ordinateur portable, en itinérance, et j’avais besoin d’un deuxième écran pour visualiser plusieurs documents en même temps. Mais je voulais aussi qu’il entre dans ma sacoche avec l’ordinateur, pour ne pas avoir trop de choses à porter. L’écran portable 15,6 pouces que j’ai commandé fonctionne parfaitement. Les couleurs sont vives, et l’image de très bonne qualité. Il est doté d’une coque de protection permettant de le poser à côté de l’ordinateur sans problème. Il y a aussi un trou pour le poser à l’aide d’un stylo, ce qui est très pratique aussi. Il est livré avec trois câbles (USB-C/USB-C, HDMI/HDMI et USB-c-USB-A) et un chargeur USB-A. C’est royal ! Sur le côté, il y a toutes les touches pour régler la luminosité, les couleurs, etc. L’écran est doté de deux ports USB-C et un port HDMI. Dès que je l’ai branché (USB-C/USB-C), mon ordinateur a détecté ce nouvel écran. J’ai juste eu à aller dans les paramètres pour configurer l’affichage. Cet écran correspond parfaitement à mes attentes : très bonne qualité de l’image, très simple à installer, pratique, et surtout très léger (600 g environ). Sa taille permet de le glisser dans ma sacoche sans problème. Mention spéciale pour l’emballage écologique, bien pensé pour protéger le matériel. Les informations sur le site étaient claires et précises, et la livraison a été rapide et soignée. Je recommande cet écran et ce site UPERFECT sans hésitation.
S**R
Good product
I bought this for my son as he loves his technology and I haven’t had any complaints from him so far. I had a quick look with him and it was easy to use, the picture quality and sound were good. He knows more than me about what cables and things he needed but I have a happy teenager.
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