Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | LG - C5 OLED 65 | Sony - Bravia 3 LED 55 |
|---|---|---|
| Peak brightness | 1300 nits | 450 nits |
| Refresh rate | 144 Hz | 60 Hz |
| Screen size | 65 " | 55 " |
| HDMI 2.1 ports | 4 | 0 |
| VRR | true | false |
| Panel type | OLED | LED |
Between the C5 OLED 65 and Bravia 3 LED 55, the C5 OLED 65 comes out ahead in peak brightness / refresh rate, while the Bravia 3 LED 55 wins on smart os. Overall, the C5 OLED 65 scores 69 and the Bravia 3 LED 55 scores 47 on our Mars Score.
Which should you buy?
The C5 OLED 65 is the clear pick on raw spec strength, leading by 22.0 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 C5 OLED 65 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, among others. The single most decisive one: Peak brightness — 188.89% more. 1300 nits vs 450 nits.
Pick the Bravia 3 LED 55 if you care most about smart os. Its strongest claims are smart os. The single most decisive one: Smart OS: Google TV (vs webOS).
Both ship with comparable dolby vision, so those specs do not separate the two — focus on the differences below.
Bottom line: the C5 OLED 65 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Which should you buy: LG - C5 OLED 65 or Sony - Bravia 3 LED 55?
LG - C5 OLED 65 leads the current Mars Score by 22.0 points.The more useful decision is the trade-off behind that result: compare screen size, panel type, refresh rate, hdmi 2.1 ports against the way you will actually use the product.
Choose LG - C5 OLED 65 if…
LG - C5 OLED 65 has the measurable edge on peak brightness nits, refresh rate hz, screen size in.
Choose Sony - Bravia 3 LED 55 if…
Sony - Bravia 3 LED 55 has the measurable edge on smart os.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why LG - C5 OLED 65 wins
- ▲Peak brightness — 188.89% more. 1300 nits vs 450 nits.
- ▲Refresh rate — 140.00% more. 144 Hz vs 60 Hz.
- ▲Screen size — 18.18% more. 65 " vs 55 ".
- ▲HDMI 2.1 ports — 4.00 more. 4 vs 0.
- ▲Has VRR.
- ▲Panel type: OLED (vs LED).
Why Sony - Bravia 3 LED 55 wins
- ▲Smart OS: Google TV (vs webOS).
Spec comparison
Display
| Spec | LG - C5 OLED 65 | Sony - Bravia 3 LED 55 |
|---|---|---|
| Screen size | 65 "lead | 55 " |
| Panel typeⓘ | OLEDlead | LED |
| Resolutionⓘ | 4K | 4K |
| Refresh rateⓘ | 144 Hzlead | 60 Hz |
| Peak brightnessⓘ | 1300 nitslead | 450 nits |
HDR & Smart
| Spec | LG - C5 OLED 65 | Sony - Bravia 3 LED 55 |
|---|---|---|
| Dolby Visionⓘ | true | true |
| HDR10+ⓘ | false | false |
| Smart OS | webOS | Google TVlead |
| Dolby Atmosⓘ | true | true |
Gaming
| Spec | LG - C5 OLED 65 | Sony - Bravia 3 LED 55 |
|---|---|---|
| HDMI 2.1 portsⓘ | 4lead | 0 |
| VRRⓘ | truelead | false |
| ALLM | truelead | false |
Frequently asked
Which is brighter, C5 OLED 65 or Bravia 3 LED 55?+
C5 OLED 65 peaks at 1300 nits vs 450 nits.
Which is better for gaming, C5 OLED 65 or Bravia 3 LED 55?+
C5 OLED 65 offers 144Hz refresh and 4 HDMI 2.1 ports.
Does C5 OLED 65 or Bravia 3 LED 55 support Dolby Vision?+
Both support Dolby Vision.