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- Cosmos Laser 4K SE vs K300s
Nebula Cosmos Laser 4K SE vs Yaber K300s
What Cosmos Laser 4K SE does better (5) and where K300s wins (2) — every spec side by side.
vs
4.9Picture3.2
9.2Smart features & sound9.7
7.9Noise, lifetime & portability8.9
Why is Cosmos Laser 4K SE better than K300s?
- Brightness (ANSI / ISO lumens)1,800 lm vs 1,000 lm+80%
- Resolution (on screen)3840 × 2160 (4K UHD) vs 1920 × 1080 (Full HD)
- Light source life25,000 h vs 20,000 h+25%
- Largest image size200″ vs 100″2×
- HDMI inputs2 vs 12×
Why is K300s better than Cosmos Laser 4K SE?
- Ethernet (LAN)No · Cosmos Laser 4K SE: Yes
- Fan noise30 dB vs 27 dB+11%
Specifications
Side by side
| Picture | ||
| Resolution (on screen) | 3840 × 2160 (4K UHD) | 1920 × 1080 (Full HD) |
| Native panel resolution | 1920 × 1080 (Full HD) | 1920 × 1080 (Full HD) |
| 4K method | 4K by pixel shifting | — |
| Display technology | DLP | — |
| Light source | Laser | Laser |
| Brightness (ANSI / ISO lumens) | 1,800 lm | 1,000 lm |
| Contrast ratio (dynamic / claimed) | — | 1,500:1 |
| HDR support | Yes | — |
| HDR formats | HDR10, HLG | — |
| Motion interpolation (MEMC) | — | Yes |
| Lens & placement | ||
| Throw ratio | 1.2:1 | 1:1 |
| Throw ratio (zoomed in) | — | 2:1 |
| Throw type | Standard throw (1.0:1 and longer) | Standard throw (1.0:1 and longer) |
| Distance for a 100″ 16:9 image | 2.66 m | 2.21 m |
| Smallest image size | 25″ | — |
| Largest image size | 200″ | 100″ |
| Optical zoom | — | 2× |
| Lens shift | None | None |
| Autofocus | Yes | — |
| Keystone correction | Yes | — |
| Automatic keystone correction | Yes | — |
| Sound | ||
| Built-in speakers (total output) | 30 W | 30 W |
| Smart & streaming | ||
| Smart platform | Google TV | Android (not TV-certified) |
| Built-in smart platform | Yes | Yes |
| Netflix (officially licensed) | Yes | — |
| Wi-Fi | Yes | Yes |
| Bluetooth | Yes | Yes |
| Chromecast built-in | Yes | — |
| Connectivity | ||
| HDMI inputs | 2 | 1 |
| HDMI eARC | Yes | — |
| USB port | Yes | Yes |
| Ethernet (LAN) | No | Yes |
| VGA input | No | No |
| Audio output | Yes | Yes |
| Battery, power & lifetime | ||
| Light source life | 25,000 h | 20,000 h |
| Design & noise | ||
| Fan noise | 30 dB | 27 dB |
| Weight | — | 1.8 kg |
| Colours | Grey, Silver, Black | Black |








