BenQ AK900ST vs NEC NP-PA622U
 BenQ AK900STMSRP $5,999 |  MSRP $6,599 | |
|---|---|---|
| Key differences | ||
| White light outputANSI | 6,000 lm ANSI | 6,200 lm ISO (Bright mode) · 6,200 lm ANSI (Bright mode) |
| Native resolution | — | WUXGA (1920 × 1200) |
| Throw ratio | 0.81–0.89:1 | 1.5–3.02:1 |
| Lowest input lag | 4.8 msDerived | — |
| HDR formats | HDR10, HLG | — |
| Light source | Laser (phosphor) | Lamp |
| Fan noise | Normal 34 dB(A) · Eco 29 dB(A) | Normal 39 dB(A) · Eco 33 dB(A) |
| Price | MSRP $5,999 | MSRP $6,599 |
| Room fit | ||
| Distance to screen | 1.8–2.0 m | 3.2–6.5 m |
| Brightness | ||
| Rated brightness | 6,000 lmDerived | 6,200 lmDerived |
| White light outputANSI | 6,000 lm ANSI | 6,200 lm ISO (Bright mode) · 6,200 lm ANSI (Bright mode) |
| Brightness by mode | — | Max 6,200 lm · Eco 4,960 lm |
| Eco brightness | — | 80%Derived |
| Display system | ||
| Imaging technology | DLP | 3LCD |
| Chip / panel diagonal | 0.47 in | 0.76 in |
| Panel alignment | — | Whole-image |
| On-screen resolution | 4K UHD (3840 × 2160)Derived | WUXGA (1920 × 1200)Derived |
| Native resolution | — | WUXGA (1920 × 1200) |
| Native aspect | 16:9Derived | 16:10Derived |
| Pixel shift | Yes (scheme not stated) | — |
| Addressable resolution | 4K UHD (3840 × 2160) | — |
| Contrast | ||
| Dynamic contrast | 3,000,000:1 | 6,000:1 |
| Colour | ||
| Colour gamut | Rec. 709 97% coverage | — |
| Colour bit depth (per channel) | 10 bit | 10 bit |
| HDR | ||
| HDR formats | HDR10, HLG | — |
| Calibration | ||
| Colour management (CMS) | — | 6-axis |
| Picture mode memories | — | 7 |
| 3D | ||
| 3D | — | Yes |
| 3D formats | — | Frame packing, Side-by-side, Top-bottom |
| 3D glasses sync | — | RF |
| Light source | ||
| Light source | Laser (phosphor) | Lamp |
| Lamp power | — | 350 W |
| Replacement lamp | — | NP26LP |
| Light-source life | 20,000 h normal · 30,000 h eco | 3,000 h normal · 4,000 h eco |
| Light output control | — | Steps |
| Optics | ||
| Throw ratio | 0.81–0.89:1 | 1.5–3.02:1 |
| Image size | — | 30–500 in |
| Zoom | Optical | Optical |
| Zoom ratio | 1.1×Derived | 2.01×Derived |
| Focal length | 8.6–9.4 mm | — |
| Aperture (f-number) | 1.83–1.86 | — |
| Focus | — | Manual |
| Autofocus | Yes | No |
| Autofocus runs | On demand | — |
| Vertical lens shift | ±60% | -10–50% |
| Horizontal lens shift | ±23% | ±30% |
| Motorised lens shift | No | No |
| Vertical keystone | 30° | 40° |
| Horizontal keystone | 30° | 40° |
| Auto keystone | Yes | — |
| Grid warp | — | Yes |
| Interchangeable lens | — | Yes |
| Motion & gaming | ||
| Input lag | 1080p: 60 Hz 18.6 ms · 120 Hz 9.7 ms · 240 Hz 4.8 ms · 4K UHD: 60 Hz 18.1 ms | — |
| Lowest input lag | 4.8 msDerived | — |
| Input lag at 4K 60 Hz | 18.1 msDerived | — |
| Gaming features | ALLM | — |
| Inputs & control | ||
| HDMI inputs | HDMI 2.1 (HDCP 2.3) · HDMI 2.1 (eARC, HDCP 2.3) · HDMI (HDCP 2.3) | 2 × HDMI |
| HDMI inputs (count) | 3Derived | 2Derived |
| Newest HDMI version | HDMI 2.1Derived | — |
| Other video inputs | — | VGA, HDBaseT |
| Max input resolution | 4K UHD | DCI 4K |
| Audio inputs | — | 3.5 mm |
| USB media playback | — | Yes |
| Control ports | — | RS-232, Wired IR |
| PJLink | — | Class 1 |
| Control-system drivers | — | Crestron |
| Horizontal scan | 15–270 kHz | 15–153 kHz |
| Vertical scan | 23–240 Hz | 24–120 Hz |
| Smart platform | ||
| Ethernet | Yes | Yes |
| Casting | Miracast | — |
| Audio | ||
| Speaker power | 20 W | 10 W |
| Speakers | 1 | 1 |
| Layout | — | Mono |
| Audio outputs | 3.5 mm | 3.5 mm |
| HDMI audio return | eARCDerived | NoneDerived |
| Physical & installation | ||
| Dimensions (W × D × H) | 521 × 351 × 166 mm | 499 × 359 × 142 mm |
| Weight | 10,200 g | 8,400 g |
| Orientations | — | Table, Ceiling, Rear, Portrait, 360° |
| Dust filter | — | Replaceable |
| Ingress protection | IP5X | — |
| Environment & power | ||
| Operating temperature | 0–40°C | 5–40°C |
| Operating humidity | — | 20–80%RH |
| Altitude | — | 3,650 m · high-altitude mode |
| Power draw | 348 W | Max 483 W · Normal 460 W · Eco 362 W |
| Standby | Up to 0.5 W | 0.16 W |
| Networked standby | Up to 2 W | 7.9 W |
| Mains input | 100–240 V · 50/60 Hz | 100–240 V · 50/60 Hz |
| Noise | ||
| Fan noise | Normal 34 dB(A) · Eco 29 dB(A) | Normal 39 dB(A) · Eco 33 dB(A) |
| Safety & compliance | ||
| Marks | — | CE |
| Support & ownership | ||
| Warranty | 3 yr | 🇪🇺 EU 3 yr (light source 6 mo or 1,000 h) · 🇺🇸 US 3 yr |
| User manual | — | https://www.sharp-nec-displays.com/support/webdl/dl_service/data/manual/english/PA622U_manual_ENG.pdf |
| In the box | ||
| In the box | — | Power cord, Remote, Remote batteries, Quick start guide, Lens cap, Software CD |
| Remote | — | IR |