Between the G5 OLED evo 77 and B5 OLED 65, the G5 OLED evo 77 comes out ahead in peak brightness and refresh rate, while the B5 OLED 65 wins on several specs. Overall, the G5 OLED evo 77 scores 82.3 and the B5 OLED 65 scores 57.9 on our Mars Score.
Which should you buy?
The G5 OLED evo 77 is the clear pick on raw spec strength, leading by 24.4 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 G5 OLED evo 77 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 peak brightness, refresh rate, screen size.
The B5 OLED 65 similarly doesn't carry a headline advantage on the popular specs — look at the full table for category-specific deltas.
Both ship with comparable panel type, dolby vision, hdmi 2.1 ports, so those specs don't separate the two — focus on the differences below.
Bottom line: the G5 OLED evo 77 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why LG - G5 OLED evo 77 wins
- ▲Peak brightness — 433.33% more. 4000 nits vs 750 nits.
- ▲Refresh rate — 37.50% more. 165 Hz vs 120 Hz.
- ▲Screen size — 18.46% more. 77 " vs 65 ".
Why LG - B5 OLED 65 wins
- No decisive advantages.
Spec comparison
Display
| Spec | LG - G5 OLED evo 77 | LG - B5 OLED 65 |
|---|---|---|
| Screen sizeⓘ | 77 "lead | 65 " |
| Panel typeⓘ | OLED | OLED |
| Resolutionⓘ | 4K | 4K |
| Refresh rateⓘ | 165 Hzlead | 120 Hz |
| Peak brightnessⓘ | 4000 nitslead | 750 nits |
HDR & Smart
| Spec | LG - G5 OLED evo 77 | LG - B5 OLED 65 |
|---|---|---|
| Dolby Visionⓘ | true | true |
| HDR10+ⓘ | false | false |
| Smart OS | webOS | webOS |
| Dolby Atmosⓘ | true | true |
Gaming
| Spec | LG - G5 OLED evo 77 | LG - B5 OLED 65 |
|---|---|---|
| HDMI 2.1 portsⓘ | 4 | 4 |
| VRRⓘ | true | true |
| ALLM | true | true |
Frequently asked
Which is brighter, G5 OLED evo 77 or B5 OLED 65?+
G5 OLED evo 77 peaks at 4000 nits vs 750 nits.
Which is better for gaming, G5 OLED evo 77 or B5 OLED 65?+
G5 OLED evo 77 offers 165Hz refresh and 4 HDMI 2.1 ports.
Does G5 OLED evo 77 or B5 OLED 65 support Dolby Vision?+
Both support Dolby Vision.
Spec-level deep dives
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