NEC NP-P401W vs Optoma ZH400ST
 MSRP $1,799 |  MSRP $2,599 | |
|---|---|---|
| Key differences | ||
| White light output | 4,000 lm ISO | — |
| Native resolution | WXGA (1280 × 800) | 1080p (1920 × 1080) |
| Throw ratio | 1.3–2.2:1 | 0.5:1 |
| Lowest input lag | — | 17 msDerived |
| HDR formats | — | HDR10, HLG |
| Light source | Lamp | Laser (phosphor) |
| Fan noise | Normal 36 dB(A) · Eco 29 dB(A) | Max 36 dB(A) |
| Price | MSRP $1,799 | MSRP $2,599 |
| Room fit | ||
| Distance to screen | 2.8–4.7 m | 1.1 m |
| Brightness | ||
| Rated brightness | 4,000 lmDerived | — |
| White light output | 4,000 lm ISO | — |
| Claimed brightness (non-standard) | — | 4,000 lm |
| Brightness uniformity | — | 75% |
| 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 | 0.65 in |
| On-screen resolution | WXGA (1280 × 800)Derived | 1080p (1920 × 1080)Derived |
| Native resolution | WXGA (1280 × 800) | 1080p (1920 × 1080) |
| Native aspect | 16:10Derived | 16:9Derived |
| Contrast | ||
| Dynamic contrast | 4,000:1 | 2,000,000:1 |
| Dynamic contrast method | Dynamic iris | — |
| Colour | ||
| Colour bit depth (per channel) | 10 bit | 10 bit |
| HDR | ||
| HDR formats | — | HDR10, HLG |
| Calibration | ||
| Picture mode memories | 7 | — |
| 3D | ||
| 3D | No | Yes |
| 3D glasses sync | — | DLP-Link |
| Light source | ||
| Light source | Lamp | Laser (phosphor) |
| Emitter | — | Blue laser + phosphor |
| Light engine | — | DuraCore |
| Lamp power | 240 W | — |
| Replacement lamp | NP23LP | — |
| Light-source life | 4,000 h max · 5,000 h normal · 6,000 h eco | 30,000 h |
| Warm-up time | 3 s | — |
| Cool-down time | 0 s | — |
| Optics | ||
| Throw ratio | 1.3–2.2:1 | 0.5:1 |
| Image size | 25–300 in | 36–292 in |
| Projection offset | — | 116% |
| Zoom | Optical | None |
| Zoom ratio | 1.69×Derived | — |
| Focal length | 17.4–29 mm | 7.51 mm |
| Aperture (f-number) | 1.7–2.2 | 2.8 |
| Focus | Manual | — |
| Autofocus | No | — |
| Vertical lens shift | 0–60% | None |
| Horizontal lens shift | — | None |
| Motorised lens shift | No | — |
| Vertical keystone | 30° | 30° |
| Horizontal keystone | 30° | 30° |
| Corner correction | 4-corner | — |
| Motion & gaming | ||
| Input lag | — | 1080p: 60 Hz 33.8 ms · 120 Hz 17 ms |
| Lowest input lag | — | 17 msDerived |
| Inputs & control | ||
| HDMI inputs | 2 × HDMI | 2 × HDMI 2.0 |
| HDMI inputs (count) | 2Derived | 2Derived |
| Newest HDMI version | — | HDMI 2.0Derived |
| Other video inputs | VGA | — |
| Max input resolution | WUXGA | — |
| Audio inputs | 3.5 mm, RCA | — |
| USB media playback | Yes | — |
| Control ports | RS-232 | RS-232 |
| PJLink | Class 1 | Class 1 |
| Control-system drivers | Crestron | Crestron, + AMX |
| Horizontal scan | 15–100 kHz | 15–140 kHz |
| Vertical scan | 50–120 Hz | 24–120 Hz |
| Smart platform | ||
| Ethernet | Yes | Yes |
| Audio | ||
| Speaker power | 16 W | 15 W |
| Speakers | 1 | 1 |
| Layout | Mono | — |
| Audio outputs | 3.5 mm | 3.5 mm |
| HDMI audio return | NoneDerived | NoneDerived |
| Physical & installation | ||
| Dimensions (W × D × H) | 398 × 282 × 115 mm | 274 × 216 × 114 mm |
| Weight | 4,100 g | 2,998 g |
| Orientations | + Table, + Ceiling, + Rear, + Limited tilt | + Portrait, + 360° |
| Ceiling mount | — | M4, screws ≥ 10 mm |
| Ingress protection | — | IP6X |
| Environment & power | ||
| Operating temperature | 5–40°C | 0–40°C |
| Operating humidity | 20–80%RH | — |
| Altitude | 2,700 m · high-altitude mode | 2,500 m |
| Power draw | Max 325 W · Normal 274 W · Eco 231 W | Max 173 W · Eco 119 W |
| Standby | 0.4 W | Up to 0.5 WPreliminary |
| Networked standby | 2.8 W | — |
| Power supply | — | External adapter |
| 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) | Max 36 dB(A) |
| Safety & compliance | ||
| Laser class | — | Class 1 |
| Risk group | — | RG2 |
| FDA laser notice | — | Notice 57 |
| Marks | FCC, UL | — |
| 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 5 yr or 12,000 h) |
| User manual | https://sharp-displays.jp.sharp/support/webdl/dl_service/data/manual/en/p501x/P501X_manual_ENG_v2.pdf | https://region-resource.optoma.com/products/import/Documents/f141af2c-7d8e-4d73-952f-5a86d8e9c891.pdf |
| In the box | ||
| In the box | Power cord, Remote, Quick start guide, + User manual, + VGA cable, + Software CD | Power cord, Remote, + Remote batteries, Quick start guide |
| Remote | IR | — |