Comparison guide
Samsung Odyssey OLED G9 (G95SC) vs Dell UltraSharp U4025QW: which should you choose?
Samsung Odyssey OLED G9 (G95SC) and Dell UltraSharp U4025QW compared under one framework. One recorded specification difference is Peak brightness: 1000 nits on the Samsung Odyssey OLED G9 (G95SC) against 450 nits on the Dell UltraSharp U4025QW. Specifications and their sources are recorded alongside.
Published: 2026-07-28 · Updated: 2026-09-21
Monitors verdict
Undocumented scoring basis · overall score and upgrade ranking withheld. The table records stored representative configurations; confirm the configuration and price on the merchant page before buying.
- Samsung Odyssey OLED G9 (G95SC): A 49-inch dual-QHD curved OLED 240Hz — two screens unfolded into one for overwhelming immersion.
- Dell UltraSharp U4025QW: A 40-inch 5K2K curved ultrawide — 120Hz IPS Black and a Thunderbolt 4 hub make it a work powerhouse.
- Undocumented quality and performance advantages are not ranked
- Specification field coverage (not accuracy): 100%
Choosing between Samsung Odyssey OLED G9 (G95SC) and Dell UltraSharp U4025QW starts with the real use case and the problem to solve, not with which product is newer. No independent laboratory test is implied.
Core specifications on one baseline
| Item | Samsung Odyssey OLED G9 (G95SC) | Dell UltraSharp U4025QW | Delta |
|---|---|---|---|
| Screen size | 49 in AskRS catalog index · check date not recorded | 39.7 in AskRS catalog index · check date not recorded | -19% |
| Refresh rate | 240 Hz AskRS catalog index · check date not recorded | 120 Hz AskRS catalog index · check date not recorded | -50% |
| Peak brightness | 1000 nits AskRS catalog index · check date not recorded | 450 nits AskRS catalog index · check date not recorded | -55% |
| Response time | 0.03 ms AskRS catalog index · check date not recorded | 5 ms AskRS catalog index · check date not recorded | +240% |
| DCI-P3 coverage | 99 % AskRS catalog index · check date not recorded | 99 % AskRS catalog index · check date not recorded | Same |
| Chipset | QD-OLED panel | IPS Black panel | Different |
| Color | Silver | Platinum Silver | Different |
| Connectivity | 1x HDMI 2.1, DP 1.4, micro HDMI, USB hub | 2x HDMI 2.1, DP 1.4, 2x Thunderbolt 4 140W daisy-chain, RJ45, USB hub | Different |
| Hdr | VESA DisplayHDR True Black 400 | VESA DisplayHDR 600 | Different |
| Operating system | Tizen | No data | Not comparable |
| Panel type | QD-OLED 1800R curved | IPS Black 2500R curved | Different |
| Region | GLOBAL | GLOBAL | Same |
| Resolution | 5120x1440 (Dual QHD) | 5120x2160 (5K2K) | Different |
10 of the 26 values in this table carry a source. The rest have no source on record, which is not the same as being wrong.
How to read Same, Different, No data, Unverified and Not applicable is documented on the configuration-level specification screen. If a condition you require is unknown, withhold the decision and match the exact model, sales region and configuration against the sources on that screen.
Differences recorded in the table
3 fields can be ranked on the same basis, listed by weight.
- Peak brightness · Samsung Odyssey OLED G9 (G95SC) 1000 nits, Dell UltraSharp U4025QW 450 nits (-55%)
- Refresh rate · Samsung Odyssey OLED G9 (G95SC) 240 Hz, Dell UltraSharp U4025QW 120 Hz (-50%)
- Response time · Samsung Odyssey OLED G9 (G95SC) 0.03 ms, Dell UltraSharp U4025QW 5 ms (+240%)
The decision axes and the checking order for the whole category are on the Monitors comparison page.
The two products this comparison names
Match the listing against these models first. The recorded-field count is catalogue completeness, not product quality.
- Samsung Odyssey OLED G9 (G95SC) · Samsung · model number LS49CG954SKXKR · released 2023 · recorded fields 13/13
- Dell UltraSharp U4025QW · Dell · model number U4025QW · released 2024 · recorded fields 13/13
Fields the two products share
3 recorded fields hold the same value for both stored representative configurations, so nothing in this list separates them.
- DCI-P3 coverage · 99 %
- Operating system · Tizen
- Region · GLOBAL
Who should choose Samsung Odyssey OLED G9 (G95SC)
Samsung Odyssey OLED G9 (G95SC) leads the table on Peak brightness, Refresh rate, Response time. A 49-inch dual-QHD curved OLED 240Hz — two screens unfolded into one for overwhelming immersion.
Who should choose Dell UltraSharp U4025QW
Dell UltraSharp U4025QW leads no field in the table, so choose it on price and purchase terms. A 40-inch 5K2K curved ultrawide — 120Hz IPS Black and a Thunderbolt 4 hub make it a work powerhouse.
How to read price and purchase availability
No merchant link is shown: neither product has an approved listing whose name and configuration match the catalogue, and AsKrs does not guess a destination.
- Samsung Odyssey OLED G9 (G95SC) · No verified purchase link currently available
- Dell UltraSharp U4025QW · No verified purchase link currently available
This comparison is built from published specifications and stored representative configurations. The use context, configuration checks, switching costs, and the scope and limits for Monitors are documented on the Monitors comparison page.