LG 27GP850-B (27" 1440p 165Hz) vs AOC Q27G3XMN (27" VA 180Hz)
Both made our Best Gaming Monitors 2026 shortlist, at #1 and #3. Here's how they differ and who each one suits.
- BuyOnceRight Research Desk
- Updated
- 4 min read
Based on manufacturer specs, independent reviews and owner reports. No paid placements and no invented test scores. How we research
Quick verdict
Choose the LG 27GP850-B (27" 1440p 165Hz) if you want iPS panel provides wide viewing angles and accurate color, competitors at this price use VA. Choose the AOC Q27G3XMN (27" VA 180Hz) if you'd rather have rapid VA technology significantly reduces the ghosting that plagues standard VA panels. Overall we rank the LG 27GP850-B (27" 1440p 165Hz) higher: #1 versus #3 in our Best Gaming Monitors 2026 list.
Winner overall: LG 27GP850-B (27" 1440p 165Hz)
LG 27GP850-B (27" 1440p 165Hz) vs AOC Q27G3XMN (27" VA 180Hz) compared
Every difference that matters, in one table.
| Attribute | ||
|---|---|---|
| Our ranking | #1 of 7 in Best Gaming Monitors 2026 | #3 of 7 in Best Gaming Monitors 2026 |
| Pick label | Best Overall | Best Value |
| Brand | LG | AOC |
| Key features | 27-inch IPS panel, 1440p, 165Hz; 1ms GtG response time; 98% DCI-P3 color gamut | 27-inch VA panel, 1440p, 180Hz; Rapid VA technology; 3000:1 contrast ratio |
| Biggest strength | IPS panel provides wide viewing angles and accurate color, competitors at this price use VA | Rapid VA technology significantly reduces the ghosting that plagues standard VA panels |
| Main trade-off | IPS glow visible in dark scenes at wide viewing angles | Still some ghosting with fast motion despite Rapid VA improvement |
| Best for | buyers who want the best overall package | value-focused buyers who want the most for their money |
Which should you buy?
#1 pick · Best Overall
Choose the LG 27GP850-B (27" 1440p 165Hz) if…
- IPS panel provides wide viewing angles and accurate color, competitors at this price use VA
- 98% DCI-P3 covers creative and gaming use without separate color modes
- USB-C 90W charges a MacBook or gaming laptop while gaming
Best for: buyers who want the best overall package
Prefer the alternative? See the AOC Q27G3XMN (27" VA 180Hz) section.
#3 pick · Best Value
Choose the AOC Q27G3XMN (27" VA 180Hz) if…
- Rapid VA technology significantly reduces the ghosting that plagues standard VA panels
- 3000:1 contrast ratio produces deep blacks in dark scenes, better than IPS at similar price
- VA panel blacks are visibly better in cinematic gaming compared to IPS
Best for: value-focused buyers who want the most for their money
Prefer the alternative? See the LG 27GP850-B (27" 1440p 165Hz) section.
Pros and cons of each
LG 27GP850-B (27" 1440p 165Hz)
Pros
- IPS panel provides wide viewing angles and accurate color, competitors at this price use VA
- 98% DCI-P3 covers creative and gaming use without separate color modes
- USB-C 90W charges a MacBook or gaming laptop while gaming
- 1440p at 27 inches is the best pixel density for gaming without GPU overhead of 4K
Cons
- IPS glow visible in dark scenes at wide viewing angles
- No built-in USB hub, one USB-C port only
- Stand is height-adjustable but not swivel in all positions
AOC Q27G3XMN (27" VA 180Hz)
Pros
- Rapid VA technology significantly reduces the ghosting that plagues standard VA panels
- 3000:1 contrast ratio produces deep blacks in dark scenes, better than IPS at similar price
- VA panel blacks are visibly better in cinematic gaming compared to IPS
Cons
- Still some ghosting with fast motion despite Rapid VA improvement
- Color at wide viewing angles is worse than IPS, noticeable for multiple viewers
- MPRT measurement requires strobing, which reduces brightness
LG 27GP850-B (27" 1440p 165Hz) vs AOC Q27G3XMN (27" VA 180Hz): common questions
Which is better, the LG 27GP850-B (27" 1440p 165Hz) or the AOC Q27G3XMN (27" VA 180Hz)?
Choose the LG 27GP850-B (27" 1440p 165Hz) if you want iPS panel provides wide viewing angles and accurate color, competitors at this price use VA. Choose the AOC Q27G3XMN (27" VA 180Hz) if you'd rather have rapid VA technology significantly reduces the ghosting that plagues standard VA panels. Overall we rank the LG 27GP850-B (27" 1440p 165Hz) higher: #1 versus #3 in our Best Gaming Monitors 2026 list.
What is the difference between the LG 27GP850-B (27" 1440p 165Hz) and the AOC Q27G3XMN (27" VA 180Hz)?
The LG 27GP850-B (27" 1440p 165Hz) stands out because iPS panel provides wide viewing angles and accurate color, competitors at this price use VA, while the AOC Q27G3XMN (27" VA 180Hz) stands out because rapid VA technology significantly reduces the ghosting that plagues standard VA panels. The trade-offs differ too: the LG 27GP850-B (27" 1440p 165Hz)'s main caveat is that iPS glow visible in dark scenes at wide viewing angles, and the AOC Q27G3XMN (27" VA 180Hz)'s is that still some ghosting with fast motion despite Rapid VA improvement.
Is the LG 27GP850-B (27" 1440p 165Hz) worth it over the AOC Q27G3XMN (27" VA 180Hz)?
For most buyers, yes: it's our #1 pick. Consider the AOC Q27G3XMN (27" VA 180Hz) instead if iPS glow visible in dark scenes at wide viewing angles is a deal-breaker for you.
Who should buy the AOC Q27G3XMN (27" VA 180Hz) instead of the LG 27GP850-B (27" 1440p 165Hz)?
The AOC Q27G3XMN (27" VA 180Hz) suits value-focused buyers who want the most for their money, while the LG 27GP850-B (27" 1440p 165Hz) is best for buyers who want the best overall package.