Between the MAG 274URFDE and UltraGear 27GX790A-B, the MAG 274URFDE comes out ahead in usb-c power delivery and screen size, while the UltraGear 27GX790A-B wins on refresh rate and peak brightness. Overall, the MAG 274URFDE scores 64.3 and the UltraGear 27GX790A-B scores 72.6 on our Mars Score.
Which should you buy?
The UltraGear 27GX790A-B is the clear pick on raw spec strength, leading by 8.3 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the MAG 274URFDE if the display is what you stare at all day — refresh rate, brightness, or sharpness is where the difference will be most visible. The biggest gaps in its favor are usb-c power delivery, screen size.
Pick the UltraGear 27GX790A-B if the display is what you stare at all day — refresh rate, brightness, or sharpness is where the difference will be most visible. Its strongest claims are refresh rate, peak brightness, response time (gtg), among others.
Both ship with comparable g-sync, freesync, so those specs don't separate the two — focus on the differences below.
Bottom line: the UltraGear 27GX790A-B is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why MSI - MAG 274URFDE wins
- ▲USB-C Power Delivery — 50.77% more. 98 W vs 65 W.
- ▲Screen size — 1.89% more. 27 " vs 26.5 ".
Why LG - UltraGear 27GX790A-B wins
- ▲Refresh rate — 200.00% more. 480 Hz vs 160 Hz.
- ▲Peak brightness — 116.67% more. 1300 nits vs 600 nits.
- ▲Response time (GtG) — 97.00% less. 0.03 ms vs 1 ms.
- ▲DCI-P3 coverage — 3.68% more. 98.5 % vs 95 %.
- ▲Panel type: OLED (vs Rapid IPS).
Spec comparison
Panel
| Spec | MSI - MAG 274URFDE | LG - UltraGear 27GX790A-B |
|---|---|---|
| Screen sizeⓘ | 27 "lead | 26.5 " |
| Panel typeⓘ | Rapid IPS | OLEDlead |
| Resolutionⓘ | 4Klead | 1440p |
| Aspect ratioⓘ | 16:9 | 16:9 |
| Curvedⓘ | false | false |
Performance
| Spec | MSI - MAG 274URFDE | LG - UltraGear 27GX790A-B |
|---|---|---|
| Refresh rateⓘ | 160 Hz | 480 Hzlead |
| Response time (GtG)ⓘ | 1 ms | 0.03 mslead |
| Peak brightnessⓘ | 600 nits | 1300 nitslead |
| DCI-P3 coverageⓘ | 95 % | 98.5 %lead |
| HDRⓘ | true | true |
| G-Syncⓘ | true | true |
| FreeSyncⓘ | true | true |
Connectivity
| Spec | MSI - MAG 274URFDE | LG - UltraGear 27GX790A-B |
|---|---|---|
| HDMI ports | 2 | 2 |
| DisplayPort ports | 1 | 1 |
| USB-C input | true | true |
| USB-C Power Deliveryⓘ | 98 Wlead | 65 W |
| KVM | truelead | false |
Frequently asked
Which has higher refresh rate, MAG 274URFDE or UltraGear 27GX790A-B?+
UltraGear 27GX790A-B refreshes at 480Hz vs 160Hz.
Which has faster response time, MAG 274URFDE or UltraGear 27GX790A-B?+
UltraGear 27GX790A-B responds in 0.03ms vs 1ms.
Does MAG 274URFDE or UltraGear 27GX790A-B have USB-C with power delivery?+
Both offer USB-C PD — 98W on MAG 274URFDE, 65W on UltraGear 27GX790A-B.
Spec-level deep dives
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