Panasonic PT-LB306 vs Sony VPL-GTZ280
 Panasonic PT-LB306 |  | |
|---|---|---|
| Key differences | ||
| White light output | 3,100 lm ISO (Normal power, Dynamic mode) · 3,100 lm ANSI | — |
| Native resolution | 1024 × 768 | DCI 4K (4096 × 2160) |
| Native contrast (on/off) | — | Up to 20,000:1 |
| Throw ratio | 1.47–1.77:1 | 0.8–2.73:1 |
| Light source | Lamp | Laser (phosphor) |
| Fan noise | Normal 38 dB(A) · Eco 35 dB(A) | Max 35 dB(A) · Eco 30 dB(A) |
| Room fit | ||
| Distance to screen | 3.0–3.6 m | 1.8–6.1 m |
| Brightness | ||
| Rated brightness | 3,100 lmDerived | — |
| White light output | 3,100 lm ISO (Normal power, Dynamic mode) · 3,100 lm ANSI | — |
| Colour light output | — | 2,000 lm |
| Claimed brightness (non-standard) | — | 2,000 lm |
| Brightness uniformity | 85% | — |
| Display system | ||
| Imaging technology | 3LCD | LCoS |
| Chip / panel diagonal | 0.63 in | 0.74 in |
| On-screen resolution | 1024 × 768Derived | DCI 4K (4096 × 2160)Derived |
| Native resolution | 1024 × 768 | DCI 4K (4096 × 2160) |
| Native aspect | 4:3Derived | 17:9Derived |
| Contrast | ||
| Native contrast (on/off) | — | Up to 20,000:1 |
| Dynamic contrast | 20,000:1 | — |
| Colour | ||
| Colour bit depth (per channel) | 8 bit | Up to 10 bit |
| Colour temperature presets | — | D93, D65, D55, Custom |
| 3D | ||
| 3D | — | Yes |
| 3D glasses sync | — | RF |
| Light source | ||
| Light source | Lamp | Laser (phosphor) |
| Lamp power | 230 W | — |
| Replacement lamp | ET-LAL510 | — |
| Light-source life | 10,000 h normal · 20,000 h eco | 20,000 h |
| Life defined as | 50% brightness | — |
| Constant brightness mode | — | Yes |
| Optics | ||
| Throw ratio | 1.47–1.77:1 | 0.8–2.73:1 |
| Image size | 30–300 in | 60–1,000 in |
| Zoom | Optical | — |
| Zoom ratio | 1.2×Derived | — |
| Focal length | 19.11–22.94 mm | — |
| Aperture (f-number) | 2.1–2.24 | — |
| Focus | Manual | Motorised |
| Motorised lens shift | — | Yes |
| Lens memory slots | — | 5 |
| Vertical keystone | 30° | — |
| Interchangeable lens | No | Yes |
| Motion & gaming | ||
| Frame interpolation (MEMC) | — | Yes |
| Black frame insertion | — | Yes |
| Inputs & control | ||
| HDMI inputs | HDMI (HDCP 1.4) | — |
| HDMI inputs (count) | 1Derived | — |
| Other video inputs | VGA, Composite | — |
| Max input resolution | — | DCI 4K |
| Audio inputs | 3.5 mm, RCA | — |
| Control ports | RS-232 | RS-232, + 12 V trigger |
| Control-system drivers | — | AMX |
| Smart platform | ||
| Ethernet | No | Yes |
| Audio | ||
| Speaker power | 2 W | — |
| Speakers | — | 0 |
| Layout | Mono | — |
| Audio outputs | 3.5 mm | — |
| HDMI audio return | NoneDerived | — |
| Physical & installation | ||
| Dimensions (W × D × H) | 335 × 252 × 96 mm | 550 × 750 × 228 mm |
| Weight | 2,800 g | 40,000 g |
| Orientations | + Table, + Ceiling, + Rear | + 360° |
| Dust filter | Replaceable | — |
| Sealed optical engine | — | Yes |
| Environment & power | ||
| Operating temperature | 5–40°C | 5–40°C |
| Operating humidity | 20–80%RH | 20–80%RH |
| Altitude | 2,700 m | High-altitude mode |
| Power draw | Max 300 W | Max 1,200 W |
| Standby | 0.5 W | 0.5 W |
| Networked standby | — | 0.6 W |
| Power supply | Built in | 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) | Max 35 dB(A) · Eco 30 dB(A) |
| Support & ownership | ||
| User manual | — | https://www.projectorcentral.com/pdf/projector_manual_10871.pdf |
| Spare parts | Lamp ET-LAL510 · Air filter ET-RFL300 | — |
| In the box | ||
| In the box | Power cord, Remote, Remote batteries | Power cord, Remote, Remote batteries, + User manual |