Christie LW401 vs ViewSonic PA503X
Bold marks the better figure where both are stated to the same standard. “—” means the manufacturer doesn't state it.
| Christie LW401 MSRP $4,985 |  ViewSonic PA503X | |
|---|---|---|
| Display system | ||
| Imaging technology | 3LCD | DLP |
| Technology brand | 3LCD | — |
| Number of imaging devices | 3 | 1 |
| Chip / panel diagonal | 0.59 in | 0.55 in |
| Native aspect ratio | 16:10 | 4:3 |
| Native resolution | 1280 × 800 | 1024 × 768 |
| Colour wheel segments | — | 6 segments |
| Optics | ||
| Throw ratio | 1.5–2.2:1 | 1.96–2.15:1 |
| Projection distance table | — | 60″: 2.39–2.62 m · 70″: 2.78–3.06 m · 80″: 3.18–3.5 m · 90″: 3.58–3.94 m · 100″: 3.97–4.37 m · 110″: 4.37–4.81 m · 120″: 4.77–5.25 m · 130″: 5.17–5.68 m · 140″: 5.56–6.12 m · 150″: 5.96–6.56 m · 160″: 6.36–7 m · 170″: 6.76–7.43 m · 180″: 7.15–7.87 m |
| Zoom type | Optical | Optical |
| Zoom ratio | — | 1.1× |
| Focus | Motorized | Manual |
| Vertical lens shift | -45–155% | — |
| Horizontal lens shift | ±105% | — |
| Motorized lens shift | Yes | — |
| Fixed offset | — | 120% |
| Focal length | — | 22–24.1 mm |
| F-number | — | 2.56–2.68 |
| Interchangeable lens | Yes | — |
| Image size range | 30–600 in | 30–300 in |
| Lens memory | 3 | — |
| Vertical keystone | -12–12° | -40–40° |
| Horizontal keystone | -20–20° | — |
| Corner / warp correction | 8pt | — |
| Light source | ||
| Light source type | Lamp | Lamp |
| Light source detail | 245 W UHP lamp | 190W UHP Lamp |
| Lamp wattage | 245 W | 190 W |
| Light source life | Normal: 2,500 h · Eco: 4,000 h | Normal: 5,000 h · Supereco: 15,000 h |
| Light-source dimming | — | Manual steps |
| Brightness | ||
| ANSI lumens | 4,000 lm | 4,000 lm |
| Contrast & black level | ||
| Dynamic contrast | 3,000:1 | 22,000:1 |
| Dynamic light control | Dynamic iris | — |
| Colour | ||
| Bit depth / 'number of colours' | — | 30 bit |
| Calibration & picture control | ||
| Colour management system | — | 6-axis |
| Picture mode memories | 4 | — |
| Motion & gaming | ||
| Input lag (rated) | — | 1920×1080 @ 60 Hz: 16 ms |
| Audio | ||
| Speaker power | 16 W | 2 W |
| Speaker count | 2 | — |
| Audio channels | Stereo | — |
| Audio outputs | — | 3.5 mm |
| Inputs, control & connectivity | ||
| Max input signal | 1600 × 1200 | 1920 × 1080 |
| HDMI port count | 2 | 1 |
| HDMI ports (feature-level) | — | HDMI: HDMI 1.4, HDCP 1.4 |
| Audio input terminals | 3.5 mm, Rca | 3.5 mm |
| Horizontal scan frequency | 15–106 kHz | 15–102 kHz |
| Vertical scan frequency | 56–120 Hz | 23–120 Hz |
| VGA input | Yes | Yes |
| USB media playback | Yes | — |
| RS-232 | Yes | Yes |
| LAN control | Yes | No |
| Wired IR input | — | Yes |
| Control ecosystem drivers | Crestron | — |
| Ethernet | Yes | No |
| 3D | ||
| 3D support | — | Yes |
| 3D formats | — | Frame packing, Side-by-side, Top-bottom, Frame sequential |
| Setup automation | ||
| Auto keystone | Yes | — |
| Acoustic noise | ||
| Fan noise (sound pressure) | Standard: 35 dB(A) · Eco: 29 dB(A) | Normal: 31 dB(A) · Eco: 27 dB(A) |
| Environment & power | ||
| Operating temperature | 0–40°C | 0–40°C |
| Operating humidity | 10–85%RH | 10–90%RH |
| Altitude / high-altitude mode | 3,048 m | 3,000 m |
| High-altitude mode | Yes | Yes |
| Operating orientations | Table, Ceiling, Rear | Table, Ceiling, Rear |
| Rated voltage | 100–240 V | 100–240 V |
| Rated frequency | 50–60 Hz | 50–60 Hz |
| Power consumption (max) | 375 W | 280 W |
| Power consumption by mode | — | Normal: 260 W |
| Standby power | 0.35 W | 0.5 W |
| Physical & installation | ||
| Width | 498 mm | 294 mm |
| Depth | 476 mm | 218 mm |
| Height | 147 mm | 110 mm |
| Weight | 8.5 kg | 2.2 kg |
| Safety & compliance | ||
| Photobiological risk group | — | RG2 |
| Safety & market certifications | FCC, UL, CE, CCC | CE, FCC |
| Support & ownership | ||
| Warranty | 🇺🇸 US 3 yr | 🇺🇸 US 3 yr |
| Light-source warranty | 500 hours or one year (whichever comes first) | Lamps bought separately as accessories: 90 days |
| User manual | https://www.christiedigital.com/globalassets/resources/public/020-000461-02-christie-lit-man-usr-d1.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 |
| Spares availability | — | Replacement lamp RLC-108, air filter RSPL and wall/ceiling mount PJ-WMK-007 listed as optional accessories |
| In the box | ||
| Box contents | Power cord, Computer cable, Hdmi dvi cable, Remote, Batteries, Lens cover, User manual cd | Projector, Power cord, Quick start guide, Remote, Batteries, Vga cable |
| Remote type | IR | IR |