Gigabyte S55U-SA 55" Black 2022
A 54.6-inch VA panel with 4K resolution and a 120Hz refresh rate via HDMI 2.1 delivers fluid, large-format gaming with a 2ms response time. Built-in Android streaming services and 96% DCI-P3 coverage make it a versatile entertainment hub beyond just a monitor. This display is best for console and PC gamers who want a massive, all-in-one screen for both competitive play and cinematic content.
No current retailer price
Snapshot
The 30-Second Version
Great big-screen 120Hz gaming for consoles, but the PC 120Hz failures and backlight issues make this a risky buy. At $500 it's tempting, but you're gambling on reliability.
Pros & Cons
Pros
- Sharp 4K picture with 96% DCI-P3 color 92nd
- 120Hz with HDMI 2.1 is great for PS5 and Xbox 70th
- Built-in Android TV with tons of apps 68th
- Loud, surprisingly good built-in audio
Cons
- PC users report 120Hz doesn't work reliably
- Backlight issues causing dark spots after a month
- Always-on microphone with mandatory Google account
- User sentiment is one of the worst we've seen
What owners think
The Word on the Street
How owner sentiment changed over time
ExclusiveBased on when customers actually wrote their reviews - so you can see whether early praise held up.
Based on 7 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
The 120Hz refresh rate and 2ms response time sound great on paper, and console gamers report smooth performance with VRR on PS5. But here's the kicker: multiple owners say they couldn't get 120Hz working with a PC at all. That's a pretty big miss for something marketed as a gaming monitor. The VA panel delivers sharp 4K picture quality, and the 96% DCI-P3 coverage is solid, but backlight issues cropping up after a month of use are a red flag we can't ignore.
Specifications
Full Specifications
Display
| Size | 55" |
| Resolution | 3840x2160 (4K UHD) |
| Panel Type | VA |
| Aspect Ratio | 16:9 |
| Screen Finish | matte |
Performance
| Refresh Rate | 120 Hz |
| Response Time | 2 |
Color & HDR
| Color Gamut | 96% DCI-P3 / 140% sRGB |
| Color Depth | 10-bit |
Connectivity
| HDMI Ports | 4 |
| Headphone Jack | Yes |
Ergonomics
| VESA Mount | 400x300 |
Features
| Weight | 24.9 kg / 54.9 lbs |
vs Competition
Against something like the ASUS ROG Strix XG27UCDMG or LG UltraGear 27GX790A-B, the S55U is playing a completely different game. Those are proper desktop monitors with better color accuracy, faster response, and actual PC-focused features. The S55U is really competing with budget 55-inch TVs that happen to have 120Hz. If you want a desk monitor, get one of those 27-inch options. If you want a living room gaming screen, the S55U makes more sense, but a TCL or Hisense at this price might be safer.
| Spec | Gigabyte S55U-SA 55" | LG UltraGear 45GX950A-B | ASUS ROG Strix XG27UCDMG | Dell UltraSharp U4025QW | MSI MAG 271QPX QD-OLED E2 | Alienware AW-Series AW3425DW |
|---|---|---|---|---|---|---|
| Screen Size | 55 | 45 | 27 | 39.70000076293945 | 27 | 34 |
| Resolution | 3840 x 2160 | 5120 x 2160 | 3840 x 2160 | 5120 x 2160 | 2560 x 1440 | 3440 x 1440 |
| Panel Type | VA | OLED | OLED | IPS | QD-OLED | QD-OLED |
| Refresh Rate | 120 | 330 | 240 | 120 | 240 | 240 |
| Response Time Ms | 2 | 0.029999999329447746 | 0.029999999329447746 | 5 | 0.029999999329447746 | 0.029999999329447746 |
| Adaptive Sync | - | FreeSync Premium Pro | FreeSync Premium Pro | Adaptive-Sync | FreeSync Premium Pro | FreeSync Premium Pro |
| Hdr | - | DisplayHDR True Black 400 | DisplayHDR True Black 400 | DisplayHDR 600 | DisplayHDR True Black 400 | DisplayHDR 400 True Black |
| Compare | Compare | Compare | Compare | Compare |
| Product | Color | Portability | Display | Feature | User Sentiment | Ergonomic | Performance | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|---|
| Gigabyte S55U-SA 55" | 70 | 3.8 | 92.4 | 19.8 | 8.3 | 31.1 | 64.1 | 67.6 | 12.5 |
| LG UltraGear 45GX950A-B Compare | 99.4 | 76.6 | 99.7 | 95.8 | 75.6 | 90.9 | 99.4 | 96.9 | 94.7 |
| ASUS ROG Strix XG27UCDMG Compare | 96.1 | 57.8 | 97.9 | 84 | 99.2 | 90.9 | 98 | 81.4 | 99.3 |
| Dell UltraSharp U4025QW Compare | 98.2 | 76.6 | 98.7 | 95.8 | 85.4 | 90.9 | 56 | 99.3 | 97.9 |
| MSI MAG 271QPX QD-OLED E2 Compare | 99.1 | 57.8 | 77.4 | 84 | 95.6 | 90.9 | 98 | 81.4 | 99.3 |
| Alienware AW-Series AW3425DW Compare | 99 | 73.9 | 85.8 | 89.9 | 95.6 | 90.9 | 98 | 95.4 | 97.9 |
Price
Value & Pricing
At $500 USD, this is a decent deal if you want a big 4K 120Hz screen for console gaming and don't mind the smart TV baggage. But the reliability concerns and PC compatibility issues make it a gamble. You're rolling the dice on whether you get a great budget gaming display or a backlight headache in 30 days.
Read more
Overview
The Gigabyte S55U is a 55-inch 4K gaming display that tries to be both a monitor and a smart TV, and honestly, it's better at the TV part. The 120Hz refresh rate and HDMI 2.1 support make it a solid pick for PS5 or Xbox Series X owners who want a big screen without spending OLED money. But if you're eyeing this as a PC monitor, pump the brakes. The size alone is a commitment, and the user sentiment score is sitting at a rough 9th percentile, which tells you people are running into real frustrations.
Common Questions
Q: Can I use this as a PC monitor?
You can, but you probably shouldn't. Multiple owners report they couldn't get 120Hz working with a PC, and 55 inches on a desk is a neck workout. If you want a PC monitor, get a 27 or 32 inch option instead.
Q: Does it work well with PS5 and Xbox Series X?
Yes, this is where the S55U shines. The HDMI 2.1 ports support 4K at 120Hz with VRR, and console gamers report excellent performance. Just make sure you use the HDMI 2.1 ports, not the 2.0 ones.
Q: Do I need a Google account to use it?
Unfortunately, yes. The initial setup requires a Google account and there's no way to skip it. The always-on microphone is also a privacy concern for some people, and the amber LED stays on when you mute it.
Who Should Skip This
If you're a PC gamer looking for a high-refresh monitor, this isn't it. The 120Hz doesn't work reliably with PCs, and the 55-inch size is absurd for desk use. Go get a proper 27 or 32 inch gaming monitor like the ASUS ROG Strix XG27UCDMG or LG UltraGear 27GX790A-B instead. Also skip this if you're privacy-conscious, the mandatory Google account and always-on mic are dealbreakers.
Verdict
The Gigabyte S55U is a console gaming TV wearing a monitor costume. For PS5 or Xbox players who want a big 120Hz 4K screen at $500, it's tempting. But the PC 120Hz issues, backlight failures, and privacy-invading setup make it hard to recommend without reservations. If you're a PC gamer, look elsewhere. If you're a console gamer who doesn't mind the Google account requirement, it's a calculated risk.
Usage Scores
- Overall36.3
- Gaming55.7
- Office35.1
- Creative54.6
- Portable4.2
- Professional49.9
- Entertainment46.1
