LG CineBeam GRU510N vs NEC NP-P474U
 LG CineBeam GRU510N$3,965.55 |  $1,349.99 | |
|---|---|---|
| Key differences | ||
| White light output | 5,000 lm ANSI | 4,700 lm ISO (Bright mode) |
| Native resolution | — | WUXGA (1920 × 1200) |
| Throw ratio | 1.3–2.09:1Derived | 1.2–2:1 |
| HDR formats | HDR10 | — |
| Light source | Laser (phosphor) | Lamp |
| Fan noise | Max 29 dB(A) · Normal 27 dB(A) · Eco 26 dB(A) | Max 37 dB(A) · Normal 34 dB(A) · Eco 34 dB(A) |
| Price | $3,965.55 | $1,349.99 |
| Room fit | ||
| Distance to screen | 2.9–4.6 m | 2.6–4.3 m |
| Brightness | ||
| Rated brightness | 5,000 lmDerived | 4,700 lmDerived |
| White light output | 5,000 lm ANSI | 4,700 lm ISO (Bright mode) |
| Display system | ||
| Imaging technology | DLP | 3LCD |
| Chip / panel diagonal | — | 0.64 in |
| On-screen resolution | 4K UHD (3840 × 2160)Derived | WUXGA (1920 × 1200)Derived |
| Native resolution | — | WUXGA (1920 × 1200) |
| Native aspect | 16:9Derived | 16:10Derived |
| Addressable resolution | 4K UHD (3840 × 2160) | — |
| Contrast | ||
| Dynamic contrast | 3,000,000:1 | 18,000:1 |
| Dynamic contrast method | — | Dynamic iris |
| Colour | ||
| Colour bit depth (per channel) | — | 10 bit |
| HDR | ||
| HDR formats | HDR10 | — |
| Calibration | ||
| Colour management (CMS) | 6-axis | — |
| Picture mode memories | — | 7 |
| Light source | ||
| Light source | Laser (phosphor) | Lamp |
| Emitter | Blue laser + phosphor | — |
| Lamp power | — | 305 W |
| Replacement lamp | — | NP44LP |
| Light-source life | Up to 20,000 h | 4,000 h max · 6,000 h normal · 8,000 h eco |
| Light output control | — | Steps |
| Warm-up time | — | 6 s |
| Cool-down time | — | 0 s |
| Optics | ||
| Throw ratio | 1.3–2.09:1Derived | 1.2–2:1 |
| Image size | 40–300 in | 30–300 in |
| Zoom | Optical | Optical |
| Zoom ratio | 1.61×Derived | 1.67×Derived |
| Focal length | — | 17.2–27.7 mm |
| Aperture (f-number) | — | 1.5–2.08 |
| Focus | Manual | Manual |
| Autofocus | No | No |
| Vertical lens shift | ±50% | 0–55% |
| Horizontal lens shift | ±20% | ±15% |
| Motorised lens shift | No | No |
| Vertical keystone | — | 30° |
| Horizontal keystone | — | 20° |
| Auto keystone | — | No |
| Corner correction | — | 4-corner |
| Grid warp | Yes | — |
| Lens material | — | Plastic |
| Motion & gaming | ||
| Frame interpolation (MEMC) | Yes | — |
| Max input refresh | 1080p: 120 Hz · 4K UHD: 60 Hz | — |
| Max refresh at 1080p | 120 HzDerived | — |
| Max refresh at 4K | 60 HzDerived | — |
| Inputs & control | ||
| HDMI inputs | 2 × HDMI (HDCP 2.2) | 2 × HDMI |
| HDMI inputs (count) | 2Derived | 2Derived |
| Other video inputs | HDBaseT | + VGA, HDBaseT |
| Max input resolution | DCI 4K | WUXGA |
| Audio inputs | — | 3.5 mm, RCA |
| USB media playback | Yes | Yes |
| Control ports | RS-232 | RS-232 |
| PJLink | — | Class 1 |
| Control-system drivers | — | Crestron |
| Horizontal scan | — | 15–100 kHz |
| Vertical scan | — | 50–120 Hz |
| Smart platform | ||
| Ethernet | Yes | Yes |
| Casting | Miracast, DLNA | — |
| Audio | ||
| Speaker power | 10 W | 20 W |
| Speakers | 2 | 1 |
| Layout | Stereo | Mono |
| Audio outputs | 3.5 mm, + HDMI ARC, + Bluetooth | 3.5 mm |
| HDMI audio return | ARCDerived | NoneDerived |
| Bluetooth speaker mode | Yes | — |
| Physical & installation | ||
| Dimensions (W × D × H) | 370 × 326 × 156 mm | 420 × 322 × 133 mm |
| Weight | 9,700 g | 4,700 g |
| Orientations | Table, Ceiling | Table, Ceiling, + Rear |
| Dust filter | — | Replaceable |
| Environment & power | ||
| Operating temperature | 0–40°C | 5–40°C |
| Operating humidity | 0–80%RH | 20–80%RH |
| Altitude | High-altitude mode | 2,700 m · high-altitude mode |
| Power draw | Max 380 W | Max 424 W · Normal 364 W · Eco 286 W |
| Standby | Up to 0.5 W | 0.14 W |
| Networked standby | — | 2 W |
| Power supply | Built in | — |
| Mains input | 100–240 V · 50/60 Hz | 100–240 V · 50/60 Hz |
| Noise | ||
| Fan noise | Max 29 dB(A) · Normal 27 dB(A) · Eco 26 dB(A) | Max 37 dB(A) · Normal 34 dB(A) · Eco 34 dB(A) |
| Safety & compliance | ||
| Laser class | Class 1 | — |
| Risk group | RG2 | RG2 |
| Marks | — | FCC |
| Support & ownership | ||
| Warranty | 2 yr | 🇺🇸 US 3 yr (light source 1 yr) · 🇦🇺 AU 5 yr |
| User manual | https://www.projectorcentral.com/pdf/projector_manual_11330.pdf | https://www.sharp-nec-displays.com/support/webdl/dl_service/data/manual/en/p554u/P554U_manual_ENG_v7.pdf |
| In the box | ||
| In the box | Power cord, Remote, Remote batteries, + Warranty card | Power cord, Remote, Remote batteries, + Quick start guide, + VGA cable, + Lens cap, + Software CD |
| Remote | IR | IR |