NEC NP-P525WL vs ViewSonic LS740W
Bold marks the better figure where both are stated to the same standard. “—” means the manufacturer doesn't state it.
 NEC NP-P525WLMSRP $5,599 |  ViewSonic LS740WMSRP $979 | |
|---|---|---|
| Display system | ||
| Imaging technology | 3LCD | DLP |
| Technology brand | 3LCD | DLP |
| Number of imaging devices | 3 | 1 |
| Chip / panel diagonal | 0.64 in | 0.65 in |
| Native aspect ratio | 16:10 | 16:10 |
| Native resolution | 1280 × 800 | 1280 × 800 |
| Optical system description | Optical isolation by dichroic mirror, combining by dichroic prism | — |
| Panel alignment / convergence control | None | — |
| Optics | ||
| Throw ratio | 1.23–2:1 | 1.18–1.54:1 |
| Throw reference point | — | Lens |
| Projection distance table | 30″: 0.77–1.26 m · 40″: 1.03–1.69 m · 60″: 1.56–2.55 m · 80″: 2.1–3.41 m · 90″: 2.36–3.84 m · 100″: 2.63–4.27 m · 120″: 3.16–5.13 m · 150″: 3.96–6.43 m · 180″: 4.76–7.72 m · 200″: 5.3–8.58 m · 250″: 6.36–10.3 m · 270″: 7.16–11.59 m · 300″: 7.96–12.89 m | 30″: 0.77–1 m · 40″: 1.02–1.33 m · 50″: 1.28–1.66 m · 60″: 1.53–2 m · 70″: 1.79–2.33 m · 80″: 2.05–2.66 m · 90″: 2.3–2.99 m · 100″: 2.56–3.33 m · 110″: 2.81–3.66 m · 120″: 3.07–3.99 m · 130″: 3.32–4.32 m · 140″: 3.58–4.66 m · 150″: 3.84–4.99 m · 200″: 5.11–6.65 m · 250″: 6.39–8.31 m · 300″: 7.67–9.98 m |
| Zoom type | Optical | Optical |
| Zoom ratio | 1.6× | 1.3× |
| Focus | Manual | Manual |
| Vertical lens shift | 0–60% | — |
| Horizontal lens shift | ±29% | — |
| Motorized lens shift | No | — |
| Fixed offset | — | 124% |
| Focal length | 17.2–27.6 mm | 16.9–21.61 mm |
| F-number | 1.5–2.1 | 2.43–2.78 |
| Image size range | 30–300 in | 30–300 in |
| Vertical keystone | -30–30° | -30–30° |
| Horizontal keystone | -30–30° | -30–30° |
| Corner / warp correction | 4pt | 4pt |
| Light source | ||
| Light source type | Laser (phosphor) | Laser (phosphor) |
| Light source detail | Blue Laser Diode | 3rd generation laser phosphor light source |
| Light source life | Normal: 20,000 h | Normal: 20,000 h · Eco: 30,000 h |
| Life definition | 50% brightness | Unspecified |
| Constant brightness mode | Yes | — |
| Light-source dimming | Continuous | — |
| Brightness | ||
| ISO light output | 5,000 lm | — |
| ANSI lumens | — | 5,000 lm |
| Claimed brightness (non-standard) | 5,200 | 6,000 |
| Claimed brightness unit | Unspecified | Peak lumens |
| Brightness by mode | High bright: 4,395 lm · Presentation: 3,995 lm · Video: 3,580 lm · Movie: 3,265 lm · Graphic: 3,515 lm · Srgb: 3,150 lm · Dicom sim: 3,390 lmMeasured | — |
| Contrast & black level | ||
| Dynamic contrast | 500,000:1 | 3,000,000:1 |
| Colour | ||
| Bit depth / 'number of colours' | 10 bit | 30 bit |
| HDR | ||
| Max HDR input | none | — |
| Motion & gaming | ||
| Max refresh rate | 3840×2160: 30 Hz | 1280×720: 120 Hz |
| Audio | ||
| Speaker power | 20 W | — |
| Speaker count | 1 | 1 |
| Audio channels | Mono | — |
| Audio outputs | 3.5 mm | 3.5 mm |
| Inputs, control & connectivity | ||
| Max input signal | 3840 × 2160 | 1920 × 1200 |
| HDMI port count | 2 | 2 |
| HDMI ports (feature-level) | HDMI 1: HDMI 1.4; HDMI 2: HDMI 1.4 | HDMI 1: HDMI 1.4, HDCP 1.4; HDMI 2: HDMI 1.4, HDCP 1.4 |
| Audio input terminals | 3.5 mm | — |
| Horizontal scan frequency | 15–153 kHz | 15–102 kHz |
| Vertical scan frequency | 24–120 Hz | 24–120 Hz |
| HDBaseT | Yes | — |
| VGA input | Yes | — |
| USB media playback | Yes | — |
| RS-232 | Yes | Yes |
| LAN control | Yes | — |
| Control ecosystem drivers | Crestron | — |
| Ethernet | Yes | — |
| 3D | ||
| 3D support | — | Yes |
| 3D sync method | — | DLP-Link |
| 3D formats | — | Side-by-side, Top-bottom, Frame sequential |
| Acoustic noise | ||
| Fan noise (sound pressure) | Eco: 22 dB(A) · Normal: 24 dB(A) · High bright: 27 dB(A) | Normal: 30 dB(A) · Eco: 24 dB(A) |
| Environment & power | ||
| Operating temperature | 5–40°C | 0–40°C |
| Operating humidity | 20–80%RH | 10–80%RH |
| Altitude / high-altitude mode | 2,600 m | 3,660 m |
| High-altitude mode | Yes | Yes |
| Operating orientations | Table, Ceiling, Rear, Portrait, 360° | Table, Ceiling, Rear, Portrait, 360° |
| Rated voltage | 100–240 V | 100–240 V |
| Rated frequency | 50–60 Hz | 50–60 Hz |
| Power consumption (max) | 320 W | — |
| Power consumption by mode | Eco off: 320 W · Eco: 232 W · Long life: 234 W | Normal: 210 W |
| Standby power | 0.19 W | 0.5 W |
| Networked standby power | 1.6 W | — |
| Power supply | — | External brick |
| Physical & installation | ||
| Width | 480 mm | 286 mm |
| Depth | 407 mm | 216 mm |
| Height | 122 mm | 129 mm |
| Weight | 9.7 kg | 3 kg |
| Ingress protection | — | IP6X |
| Exhaust / intake direction | Side | — |
| Colours / finishes | White | — |
| Mount hole pattern | — | Screw: M4 · Max screw length mm: 8 |
| Sealed optical engine | Yes | Yes |
| Air filter | None | — |
| Safety & compliance | ||
| Photobiological risk group | RG2 | RG2 |
| Laser product class | Class 1 (IEC 60825-1 Ed. 3); Class 2 (IEC 60825-1 Ed. 2, USA) | Class 1 |
| FDA variance | Laser Notice No. 50, dated June 24, 2007 | — |
| Safety & market certifications | CE | CE, FCC |
| Support & ownership | ||
| Warranty | 🇪🇺 EU 3 yr · 🇺🇸 US 5 yr | 🇺🇸 US 3 yr |
| Light-source warranty | 3 years or 10000h (whatever comes first) (EU) | 1 year (US) |
| User manual | — | https://www.viewsonicglobal.com/public/products_download/user_guide/projector/LS740W_LS740HD/LS740W_V52HD_UG_ENG.pdf |
| In the box | ||
| Box contents | Batteries aaa x2, Remote control, Vga cable, Power cord, Quick setup guide, Security sticker, Users manual, Utility software | Projector, Power cord, Remote, Quick start guide |
| Remote type | IR | IR |