NEC UM361X vs Panasonic PT-TMW380
 |  | |
|---|---|---|
| Key differences | ||
| White light outputISO | 3,600 lm ISO | 3,800 lm ISO (Normal power) · 3,800 lm ANSI |
| Native resolution | 1024 × 768 | WXGA (1280 × 800) |
| Throw ratio | 0.36:1 | 0.43:1 |
| Light source | Lamp | Laser (phosphor) |
| Fan noise | Max 38 dB(A) · Normal 29 dB(A) · Eco 28 dB(A) | Normal 35 dB(A) · Eco 35 dB(A) |
| Room fit | ||
| Distance to screen | 0.73 m | 0.93 m |
| Brightness | ||
| Rated brightness | 3,600 lmDerived | 3,800 lmDerived |
| White light outputISO | 3,600 lm ISO | 3,800 lm ISO (Normal power) · 3,800 lm ANSI |
| Brightness uniformity | — | 85% |
| Brightness by mode | — | Normal 3,800 lm · Eco 2,660 lm |
| Eco brightness | — | 70%Derived |
| Display system | ||
| Imaging technology | 3LCD | 3LCD |
| Chip / panel diagonal | 0.63 in | 0.64 in |
| On-screen resolution | 1024 × 768Derived | WXGA (1280 × 800)Derived |
| Native resolution | 1024 × 768 | WXGA (1280 × 800) |
| Native aspect | 4:3Derived | 16:10Derived |
| Contrast | ||
| Dynamic contrast | 6,000:1 | 3,000,000:1 |
| Dynamic contrast method | Dynamic iris | — |
| Colour | ||
| Colour bit depth (per channel) | 10 bit | — |
| Calibration | ||
| Picture mode memories | 7 | — |
| Light source | ||
| Light source | Lamp | Laser (phosphor) |
| Lamp power | 255 W | — |
| Replacement lamp | NP33LP | — |
| Light-source life | 3,800 h max · 5,000 h normal · 6,000 h eco | 20,000 h normal · 24,000 h eco |
| Life defined as | — | 50% brightness |
| Light output control | Steps | — |
| Warm-up time | 6 s | — |
| Cool-down time | 0 s | — |
| Optics | ||
| Throw ratio | 0.36:1 | 0.43:1 |
| Throw measured from | Front of the case | — |
| Image size | 61.5–117 in | 50–105 in |
| Projection offset | 75% | — |
| Zoom | Digital | Digital |
| Focal length | 4.78 mm | 6.08 mm |
| Aperture (f-number) | 1.8 | 1.8 |
| Focus | Manual | Manual |
| Autofocus | No | — |
| Vertical lens shift | — | None |
| Horizontal lens shift | — | None |
| Vertical keystone | 10° | 15° |
| Horizontal keystone | 10° | 15° |
| Auto keystone | — | Yes |
| Corner correction | 4-corner | — |
| Interchangeable lens | — | No |
| Inputs & control | ||
| HDMI inputs | 2 × HDMI | 2 × HDMI (HDCP 1.4) |
| HDMI inputs (count) | 2Derived | 2Derived |
| Other video inputs | VGA | VGA |
| Max input resolution | WUXGA | DCI 4K |
| Audio inputs | — | 3.5 mm |
| Control ports | RS-232 | RS-232 |
| PJLink | Class 1 | Class 2 |
| Control-system drivers | — | Crestron, AMX |
| Horizontal scan | 15–100 kHz | — |
| Vertical scan | 50–120 Hz | — |
| Smart platform | ||
| Ethernet | Yes | Yes |
| Audio | ||
| Speaker power | 20 W | 10 W |
| Speakers | 1 | — |
| Layout | Mono | Mono |
| Audio outputs | 3.5 mm | 3.5 mm |
| HDMI audio return | NoneDerived | NoneDerived |
| Physical & installation | ||
| Dimensions (W × D × H) | 378 × 428 × 112 mm | 349 × 370 × 138 mm |
| Weight | 5,600 g | 4,900 g |
| Colours | — | White |
| Orientations | Table, Ceiling, Rear | Table, Ceiling, Rear, + 360° |
| Dust filter | Replaceable | Washable |
| Environment & power | ||
| Operating temperature | 5–40°C | 0–45°C |
| Operating humidity | 20–80%RH | 20–80%RH |
| Altitude | 2,600 m · high-altitude mode | 2,700 m |
| Power draw | Max 337 W · Normal 257 W · Eco 214 W | Max 230 W · Normal 205 W · Eco 155 W |
| Standby | 0.39 W | 0.5 W |
| Networked standby | 2.4 W | 14 W |
| Mains input | 100–240 V · 50/60 Hz | 100–240 V · 50/60 Hz |
| Noise | ||
| Fan noise | Max 38 dB(A) · Normal 29 dB(A) · Eco 28 dB(A) | Normal 35 dB(A) · Eco 35 dB(A) |
| Safety & compliance | ||
| Laser class | — | Class 1 |
| Risk group | — | RG2 |
| Marks | FCC, UL | — |
| Support & ownership | ||
| Warranty | 3 yr (light source 6 mo or 1,000 h) | — |
| User manual | https://sharp-displays.jp.sharp/support/webdl/dl_service/data/manual/en/um351w/UM351W_manual_ENG_v3.pdf | — |
| In the box | ||
| In the box | Power cord, Remote, Remote batteries, + Quick start guide, + User manual, + VGA cable | Power cord, Remote, Remote batteries |
| Remote | IR | — |