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- ProBeam BU53RG vs LS901-4K
LG ProBeam BU53RG vs ViewSonic LS901-4K
What ProBeam BU53RG does better (1) and where LS901-4K wins (4) — every spec side by side.
vs
9.6Picture9.6
3.7Setup & placement8.4
4.8Noise, lifetime & portability5.8
Why is ProBeam BU53RG better than LS901-4K?
- Fan noise29 dB vs 31 dB+7%
Why is LS901-4K better than ProBeam BU53RG?
- Built-in speakers (total output)10 W vs 30 W3×
- Lens shiftNone vs Vertical
- Brightness (ANSI / ISO lumens)5,000 lm vs 5,500 lm+10%
- Optical zoom1.6× vs 2×+25%
Specifications
Side by side
| Picture | ||
| Resolution (on screen) | 3840 × 2160 (4K UHD) | 3840 × 2160 (4K UHD) |
| Native panel resolution | 1920 × 1080 (Full HD) | 1920 × 1080 (Full HD) |
| 4K method | 4K by pixel shifting | 4K by pixel shifting |
| Display technology | DLP | DLP |
| Light source | Laser | Laser |
| Brightness (ANSI / ISO lumens) | 5,000 lm | 5,500 lm |
| Contrast ratio (dynamic / claimed) | 3,000,000:1 | — |
| HDR support | Yes | Yes |
| HDR formats | HDR10 | — |
| Lens & placement | ||
| Throw ratio | 1.3:1 | 1.2:1 |
| Throw ratio (zoomed in) | 2.08:1 | 2.04:1 |
| Throw type | Standard throw (1.0:1 and longer) | Standard throw (1.0:1 and longer) |
| Distance for a 100″ 16:9 image | 2.88 m | 2.66 m |
| Smallest image size | 40″ | 30″ |
| Largest image size | 300″ | 300″ |
| Optical zoom | 1.6× | 2× |
| Lens shift | None | Vertical |
| Autofocus | No | — |
| Keystone correction | Yes | Yes |
| Automatic keystone correction | No | No |
| Sound | ||
| Built-in speakers (total output) | 10 W | 30 W |
| Smart & streaming | ||
| Smart platform | webOS (LG) | — |
| Built-in smart platform | Yes | — |
| Netflix (officially licensed) | Yes | — |
| Wi-Fi | Yes | — |
| Bluetooth | Yes | — |
| Connectivity | ||
| HDMI inputs | 2 | 2 |
| USB port | Yes | Yes |
| Ethernet (LAN) | Yes | Yes |
| VGA input | No | No |
| Audio output | Yes | Yes |
| Battery, power & lifetime | ||
| Power consumption | 380 W | — |
| Light source life | 20,000 h | 20,000 h |
| Design & noise | ||
| Fan noise | 29 dB | 31 dB |
| Fan noise (eco mode) | 26 dB | 25 dB |
| Weight | 9.7 kg | — |
| Width | 370 mm | — |
| Height | 290 mm | — |
| Depth | 156 mm | — |
| Colours | Black, White | White |
