Panasonic PT-TX440 vs ViewSonic PS600X
 Panasonic PT-TX440 |  MSRP $576 | |
|---|---|---|
| Key differences | ||
| White light outputANSI | 3,800 lm ISO (Normal power, Dynamic mode) · 3,800 lm ANSI | 3,700 lm ANSI |
| Throw ratio | 0.46:1 | 0.61:1 |
| Fan noise | Normal 38 dB(A) · Eco 35 dB(A) | — |
| Price | — | MSRP $576 |
| Room fit | ||
| Distance to screen | 0.93 m | 1.2 m |
| Brightness | ||
| Rated brightness | 3,800 lmDerived | 3,700 lmDerived |
| White light outputANSI | 3,800 lm ISO (Normal power, Dynamic mode) · 3,800 lm ANSI | 3,700 lm ANSI |
| Brightness uniformity | 85% | — |
| Display system | ||
| Imaging technology | 3LCD | DLP |
| Chip / panel diagonal | 0.63 in | 0.55 in |
| On-screen resolution | 1024 × 768Derived | 1024 × 768Derived |
| Native resolution | 1024 × 768 | 1024 × 768 |
| Native aspect | 4:3Derived | 4:3Derived |
| Colour wheel segments | — | 6 |
| Contrast | ||
| Dynamic contrast | 20,000:1 | 22,000:1 |
| Colour | ||
| Colour bit depth (per channel) | 8 bit | 10 bit |
| Light source | ||
| Light source | Lamp | Lamp |
| Lamp power | 230 W | 190 W |
| Replacement lamp | ET-LAL510 | RLC-108 |
| Light-source life | 10,000 h normal · 20,000 h eco | 5,000 h normal · 15,000 h dynamic |
| Life defined as | 50% brightness | — |
| Optics | ||
| Throw ratio | 0.46:1 | 0.61:1 |
| Image size | 50–100 in | 30–300 in |
| Zoom | None | Digital |
| Focal length | 6.08 mm | — |
| Aperture (f-number) | 1.8 | — |
| Focus | Manual | Manual |
| Vertical lens shift | — | None |
| Horizontal lens shift | — | None |
| Vertical keystone | 15° | 40° |
| Horizontal keystone | 15° | 26° |
| Auto keystone | Yes | — |
| Corner correction | 4-corner | — |
| Grid warp | Yes | — |
| Interchangeable lens | No | — |
| Inputs & control | ||
| HDMI inputs | 2 × HDMI (HDCP 1.4) | — |
| HDMI inputs (count) | 2Derived | — |
| Other video inputs | VGA, Composite | — |
| Max input resolution | — | 1080p |
| Audio inputs | 3.5 mm, RCA | — |
| USB media playback | Yes | — |
| Control ports | RS-232 | — |
| PJLink | Class 2 | — |
| Horizontal scan | — | 15–102 kHz |
| Vertical scan | — | 23–120 Hz |
| Smart platform | ||
| Ethernet | Yes | — |
| Audio | ||
| Speaker power | 10 W | 10 W |
| Speakers | — | 1 |
| Layout | Mono | — |
| Audio outputs | 3.5 mm | — |
| HDMI audio return | NoneDerived | — |
| Physical & installation | ||
| Dimensions (W × D × H) | 335 × 329 × 134 mm | 292 × 236 × 115 mm |
| Weight | 3,900 g | 2,600 g |
| Orientations | Table, Ceiling, Rear | — |
| Ceiling mount | M4, 10 mm deep, 1.25 N·m | M4, screws ≤ 8 mm |
| Dust filter | Replaceable | — |
| Environment & power | ||
| Operating temperature | 5–40°C | 0–40°C |
| Operating humidity | 20–80%RH | 0–90%RH |
| Altitude | 2,700 m | — |
| Power draw | Max 300 W | 260 W |
| Standby | 0.5 W | Up to 0.5 W |
| Power supply | Built in | — |
| Mains input | 100–240 V · 50/60 Hz | 100–240 V · 50/60 Hz |
| Noise | ||
| Fan noise | Normal 38 dB(A) · Eco 35 dB(A) | — |
| Safety & compliance | ||
| Marks | FCC | — |
| Support & ownership | ||
| Warranty | — | 3 yr (light source 1 yr) |
| User manual | https://bizpartner.panasonic.net/public/ppr/file_view/194386 | https://www.viewsonicglobal.com/public/products_download/user_guide/Projector/PS500X_PS501X_PS600X_PS501W_PS600W/PS600W_PS600X_PS501W_PS501X_PS500X_UG_ENG.pdf |
| Spare parts | Lamp ET-LAL510 · Air filter ET-RFL300 | — |
| In the box | ||
| In the box | Power cord, Remote, + Remote batteries | Power cord, Remote, + Quick start guide, + VGA cable |