LG CineBeam PF50KA vs Optoma ML1050STi
Bold marks the better figure where both are stated to the same standard. “—” means the manufacturer doesn't state it.
 LG CineBeam PF50KAMSRP $699 |  Optoma ML1050STiMSRP $1,199 | |
|---|---|---|
| Display system | ||
| Imaging technology | DLP | DLP |
| Native aspect ratio | 16:9 | 16:10 |
| Native resolution | — | 1280 × 800 |
| Pixel shift | Other | — |
| Addressable resolution | 1920 × 1080 | — |
| Optics | ||
| Throw ratio | 1.4:1 | 0.8:1 |
| Projection distance table | 25″: 0.79 m · 30″: 0.95 m · 40″: 1.27 m · 50″: 1.58 m · 60″: 1.9 m · 70″: 2.22 m · 80″: 2.53 m · 90″: 2.85 m · 100″: 3.18 m | 50″: 0.86 m · 60″: 1.04 m · 70″: 1.21 m · 80″: 1.39 m · 90″: 1.56 m · 100″: 1.73 m |
| Zoom type | None | None |
| Focus | Manual | Auto |
| Fixed offset | 100% | 100% |
| Focal length | — | 8.02 mm |
| F-number | — | 1.9 |
| Image size range | 25–100 in | 50–100 in |
| Vertical keystone | — | -40–40° |
| Light source | ||
| Light source type | LED | LED |
| Light source detail | RGB LED | LED |
| Light source life | Rated: 30,000 h | Rated: 20,000 h |
| Warm-up time | 10 s | — |
| Brightness | ||
| ANSI lumens | — | 535 lm |
| Claimed brightness (non-standard) | 600 | — |
| Claimed brightness unit | Unspecified | — |
| Brightness uniformity (centre-to-corner) | — | 90% |
| Contrast & black level | ||
| Dynamic contrast | 100,000:1 | 20,000:1 |
| Colour | ||
| DCI-P3 gamut | — | 90% |
| Bit depth / 'number of colours' | 8 bit | 24 bit |
| Calibration & picture control | ||
| Colour management system | 6-axis | — |
| Motion & gaming | ||
| Max refresh rate | 1920×1080: 60 Hz | — |
| Input lag (rated) | — | 1920×1080 @ 60 Hz: 16 ms |
| Audio | ||
| Speaker power | 2 W | 2 W |
| Speaker count | 2 | 1 |
| Audio channels | Stereo | — |
| DTS | Yes | — |
| Audio outputs | — | 3.5 mm |
| HDMI ARC | Yes | — |
| Bluetooth audio out | Yes | — |
| Inputs, control & connectivity | ||
| Max input signal | 1920 × 1080 | 1920 × 1080 |
| HDMI port count | 2 | 1 |
| HDMI ports (feature-level) | — | HDMI: HDMI 1.4b |
| Horizontal scan frequency | 26.97–67.5 kHz | 15.38–91.15 kHz |
| Vertical scan frequency | — | 24–85 Hz |
| USB-C video (DP Alt Mode) | Yes | — |
| USB media playback | Yes | Yes |
| RS-232 | — | Yes |
| Ethernet | Yes | — |
| Firmware / software | ||
| Smart OS | webOS | Android (uncertified) |
| OS version | 3.5 | — |
| Netflix | Native | — |
| Casting | Miracast, DLNA | — |
| 3D | ||
| 3D support | — | Yes |
| Setup automation | ||
| Auto keystone | Yes | Yes |
| Acoustic noise | ||
| Fan noise (sound pressure) | Eco: 23 dB(A) · Normal: 24 dB(A) · High brightness: 30 dB(A) | Min: 22 dB(A) · Max: 29 dB(A) |
| Environment & power | ||
| Operating temperature | 0–40°C | 0–40°C |
| Operating humidity | 0–80%RH | 10–80%RH |
| Altitude / high-altitude mode | — | 2,500 m |
| High-altitude mode | Yes | — |
| Operating orientations | — | Table, Rear, Ceiling |
| Rated voltage | 100–240 V | 100–240 V |
| Rated frequency | 50–60 Hz | 50–60 Hz |
| Power consumption (max) | 65 W | 69 W |
| Power consumption by mode | — | Bright typical: 60 W · Bright max: 69 W · Eco typical: 25 W · Eco max: 29 W |
| Standby power | 0.5 W | 0.5 W |
| Power supply | External brick | External brick |
| Battery runtime | 150 min | — |
| USB-C PD input | 40 W | — |
| Physical & installation | ||
| Width | 170 mm | 112 mm |
| Depth | 170 mm | 123 mm |
| Height | 49 mm | 57 mm |
| Weight | 0.91 kg | 0.47 kg |
| Colours / finishes | White | — |
| Tripod socket | Yes | Yes |
| Safety & compliance | ||
| Photobiological risk group | RG2 | RG2 |
| Safety & market certifications | FCC, ETL | FCC |
| Support & ownership | ||
| Warranty | 🇺🇸 US 1 yr | 🇺🇸 US 1 yr |
| Light-source warranty | — | 5 years or 12,000 hours |
| User manual | https://gscs-b2c.lge.com/downloadFile?fileId=706s0RnzvHHxeWbPCbxgw | https://region-resource.optoma.com/products/import/Documents/1879f1af-9587-4088-a150-cad4681dca36.pdf |
| In the box | ||
| Box contents | — | Projector, Carry bag, Remote control with battery, AC power cord, Universal I/O cable, RS232 mini-USB adaptor, Basic user manual |
| Remote type | IR | IR |