NEC NP-P401W vs ViewSonic PA503S
 MSRP $1,799 |  ViewSonic PA503SMSRP $359 | |
|---|---|---|
| Key differences | ||
| White light output | 4,000 lm ISO | 4,000 lm ANSI |
| Native resolution | WXGA (1280 × 800) | 800 × 600 |
| Throw ratio | 1.3–2.2:1 | 1.96–2.15:1 |
| Lowest input lag | — | 16 msDerived |
| Fan noise | Normal 36 dB(A) · Eco 29 dB(A) | Normal 31 dB(A) · Eco 27 dB(A) |
| Price | MSRP $1,799 | MSRP $359 |
| Room fit | ||
| Distance to screen | 2.8–4.7 m | 4.0–4.4 m |
| Brightness | ||
| Rated brightness | 4,000 lmDerived | 4,000 lmDerived |
| White light output | 4,000 lm ISO | 4,000 lm ANSI |
| Brightness by mode | Max 4,000 lm · Normal 3,300 lm · Eco 2,680 lm | — |
| Eco brightness | 67%Derived | — |
| Display system | ||
| Imaging technology | 3LCD | DLP |
| Chip / panel diagonal | 0.59 in | 0.55 in |
| On-screen resolution | WXGA (1280 × 800)Derived | 800 × 600Derived |
| Native resolution | WXGA (1280 × 800) | 800 × 600 |
| Native aspect | 16:10Derived | 4:3Derived |
| Colour wheel segments | — | 6 |
| Contrast | ||
| Dynamic contrast | 4,000:1 | 22,000:1 |
| Dynamic contrast method | Dynamic iris | — |
| Colour | ||
| Colour bit depth (per channel) | 10 bit | 10 bit |
| Calibration | ||
| Picture mode memories | 7 | — |
| 3D | ||
| 3D | No | Yes |
| Light source | ||
| Light source | Lamp | Lamp |
| Lamp power | 240 W | 190 W |
| Replacement lamp | NP23LP | RLC-108 |
| Light-source life | 4,000 h max · 5,000 h normal · 6,000 h eco | 5,000 h normal · 15,000 h super eco |
| Warm-up time | 3 s | — |
| Cool-down time | 0 s | — |
| Optics | ||
| Throw ratio | 1.3–2.2:1 | 1.96–2.15:1 |
| Image size | 25–300 in | 30–300 in |
| Projection offset | — | 120% |
| Zoom | Optical | Optical |
| Zoom ratio | 1.69×Derived | 1.1×Derived |
| Focal length | 17.4–29 mm | 22–24.1 mm |
| Aperture (f-number) | 1.7–2.2 | 2.56–2.68 |
| Focus | Manual | Manual |
| Autofocus | No | — |
| Vertical lens shift | 0–60% | None |
| Horizontal lens shift | — | None |
| Motorised lens shift | No | — |
| Vertical keystone | 30° | 40° |
| Horizontal keystone | 30° | — |
| Corner correction | 4-corner | — |
| Motion & gaming | ||
| Input lag | — | 1080p: 60 Hz 16 ms |
| Lowest input lag | — | 16 msDerived |
| Inputs & control | ||
| HDMI inputs | 2 × HDMI | HDMI 1.4 (HDCP 1.4) |
| HDMI inputs (count) | 2Derived | 1Derived |
| Newest HDMI version | — | HDMI 1.4Derived |
| Other video inputs | VGA | VGA, + Component, + Composite |
| Max input resolution | WUXGA | WUXGA |
| Audio inputs | 3.5 mm, + RCA | 3.5 mm |
| USB media playback | Yes | — |
| Control ports | RS-232 | RS-232 |
| PJLink | Class 1 | — |
| Control-system drivers | Crestron | — |
| Horizontal scan | 15–100 kHz | 15–102 kHz |
| Vertical scan | 50–120 Hz | 23–120 Hz |
| Smart platform | ||
| Ethernet | Yes | — |
| Audio | ||
| Speaker power | 16 W | 2 W |
| Speakers | 1 | 1 |
| Layout | Mono | Mono |
| Audio outputs | 3.5 mm | 3.5 mm |
| HDMI audio return | NoneDerived | NoneDerived |
| Physical & installation | ||
| Dimensions (W × D × H) | 398 × 282 × 115 mm | 294 × 218 × 110 mm |
| Weight | 4,100 g | 2,200 g |
| Orientations | Table, Ceiling, Rear, + Limited tilt | Table, Ceiling, Rear |
| Environment & power | ||
| Operating temperature | 5–40°C | 0–40°C |
| Operating humidity | 20–80%RH | 10–90%RH |
| Altitude | 2,700 m · high-altitude mode | 3,000 m · high-altitude mode |
| Power draw | Max 325 W · Normal 274 W · Eco 231 W | 260 W |
| Standby | 0.4 W | Up to 0.5 W |
| Networked standby | 2.8 W | — |
| Mains input | 100–240 V · 50/60 Hz | 100–240 V · 50/60 Hz |
| Noise | ||
| Fan noise | Normal 36 dB(A) · Eco 29 dB(A) | Normal 31 dB(A) · Eco 27 dB(A) |
| Safety & compliance | ||
| Marks | FCC, + UL | + CE, FCC |
| Support & ownership | ||
| Warranty | 🇺🇸 US 3 yr (light source 1 yr or 500 h) · 🇪🇺 EU 3 yr (light source 6 mo or 1,000 h) | 3 yr (light source 1 yr) |
| User manual | https://sharp-displays.jp.sharp/support/webdl/dl_service/data/manual/en/p501x/P501X_manual_ENG_v2.pdf | https://www.viewsonicglobal.com/public/products_download/user_guide/Projector/PA500_PA503%20Series/PA500S_PA503S_SP3_PA500X_PA503X_SP6_PA503W_PA503SP_PA503XP_UG_ENG.pdf |
| Spare parts | — | Lamp RLC-108 |
| In the box | ||
| In the box | Power cord, Remote, Quick start guide, + User manual, VGA cable, + Software CD | Power cord, Remote, Quick start guide, VGA cable |
| Remote | IR | — |