Panasonic PT-RZ790 vs Sharp XP-P721Q-W
 Panasonic PT-RZ790 |  Sharp XP-P721Q-W | |
|---|---|---|
| Key differences | ||
| White light outputISO | 7,000 lm ISO (Normal power) · 7,000 lm ANSI (Normal power) | 7,200 lm ISO · 7,200 lm ANSI |
| Native resolution | WUXGA (1920 × 1200) | 1080p (1920 × 1080) |
| Throw ratio | 1.71–2.41:1 | 1.25–2:1 |
| Fan noise | 36 dB(A) | Normal 36 dB(A) · Eco 34 dB(A) |
| Room fit | ||
| Distance to screen | 3.7–5.2 m | 2.8–4.4 m |
| Brightness | ||
| Rated brightness | 7,000 lmDerived | 7,200 lmDerived |
| White light outputISO | 7,000 lm ISO (Normal power) · 7,000 lm ANSI (Normal power) | 7,200 lm ISO · 7,200 lm ANSI |
| Brightness by mode | Normal 7,000 lm · Eco 5,600 lm | — |
| Eco brightness | 80%Derived | — |
| Display system | ||
| Imaging technology | DLP | DLP |
| Chip / panel diagonal | 0.67 in | 0.65 in |
| On-screen resolution | WUXGA (1920 × 1200)Derived | 4K UHD (3840 × 2160)Derived |
| Native resolution | WUXGA (1920 × 1200) | 1080p (1920 × 1080) |
| Native aspect | 16:10Derived | 16:9Derived |
| Pixel shift | None | Yes (scheme not stated) |
| Addressable resolution | — | 4K UHD (3840 × 2160) |
| Contrast | ||
| Dynamic contrast | 10,000:1 | 3,000,000:1 |
| Dynamic contrast method | — | Light-source dimming |
| Colour | ||
| Colour bit depth (per channel) | — | 10 bit |
| Gamma / EOTF presets | — | 2.2, 2.4, 2.6 |
| HDR | ||
| Tone mapping | — | Adjustable |
| Calibration | ||
| Colour management (CMS) | — | 6-axis |
| 3D | ||
| 3D | — | Yes |
| 3D formats | — | Frame packing, Side-by-side, Top-bottom, Frame sequential |
| 3D glasses sync | — | DLP-Link |
| Light source | ||
| Light source | Laser (phosphor) | Laser (phosphor) |
| Emitter | — | Blue laser + phosphor |
| Laser wavelengths | — | B 455 nm |
| Light-source life | 20,000 h normal · 24,000 h eco | 20,000 h normal · 30,000 h eco |
| Life defined as | 50% brightness | 50% brightness |
| Light output control | — | Continuous |
| Constant brightness mode | — | Yes |
| Optics | ||
| Throw ratio | 1.71–2.41:1 | 1.25–2:1 |
| Image size | 50–600 in | 60–300 in |
| Zoom | Optical | Optical |
| Zoom ratio | 1.41×Derived | 1.6×Derived |
| Focal length | 25.6–35.7 mm | 18.7–29.6 mm |
| Aperture (f-number) | 1.7–1.9 | 2–2.4 |
| Focus | Motorised | Motorised |
| Vertical lens shift | -16–50% | ±55% |
| Horizontal lens shift | -10–30% | ±25% |
| Motorised lens shift | Yes | Yes |
| Lens memory slots | — | 5 |
| Vertical keystone | 40° | 40° |
| Horizontal keystone | 15° | 40° |
| Grid warp | — | Yes |
| Interchangeable lens | Yes | — |
| Motion & gaming | ||
| Max input refresh | — | 1080p: 240 Hz · 4K UHD: 60 Hz |
| Max refresh at 1080p | — | 240 HzDerived |
| Max refresh at 4K | — | 60 HzDerived |
| Inputs & control | ||
| HDMI inputs | HDMI (HDCP 2.2) | 2 × HDMI (HDCP 2.2) |
| HDMI inputs (count) | 1Derived | 2Derived |
| Other video inputs | — | HDBaseT |
| Max input resolution | DCI 4K | 4K UHD |
| Audio inputs | — | 3.5 mm |
| Control ports | RS-232 | RS-232, + Wired IR, + 12 V trigger |
| PJLink | Class 2 | Class 2 |
| Control-system drivers | — | Crestron |
| Horizontal scan | — | 15–255 kHz |
| Vertical scan | — | 24–240 Hz |
| Smart platform | ||
| Wi-Fi | — | None |
| Ethernet | Yes | Yes |
| Audio | ||
| Speaker power | — | 20 W |
| Speakers | — | 2 |
| Layout | — | Mono |
| Audio outputs | — | 3.5 mm |
| HDMI audio return | — | NoneDerived |
| Physical & installation | ||
| Dimensions (W × D × H) | 498 × 581 × 200 mm | 486 × 433 × 186 mm |
| Weight | 22,100 g | 14,700 g |
| Colours | — | White |
| Orientations | Table, Ceiling, Rear, Portrait, 360° | Table, Ceiling, Rear, Portrait, 360° |
| Ceiling mount | 5 × M6, 12 mm screws | 4 × M4, screws ≥ 8 mm |
| Dust filter | — | None |
| Sealed optical engine | — | Yes |
| Environment & power | ||
| Operating temperature | 0–45°C | 0–45°C |
| Operating humidity | 10–80%RH | 10–85%RH |
| Altitude | 4,200 m | 3,048 m · high-altitude mode |
| Power draw | Max 630 W · Normal 545 W · Eco 435 W | Max 530 W · Normal 530 W · Eco 285 W |
| Standby | 0.5 W | Up to 0.5 W |
| Networked standby | 7 W | Up to 2 W |
| Power supply | — | Built in |
| Mains input | 100–240 V · 50/60 Hz | 100–240 V · 50/60 Hz |
| Noise | ||
| Fan noise | 36 dB(A) | Normal 36 dB(A) · Eco 34 dB(A) |
| Safety & compliance | ||
| Laser class | Class 1 (US: Class 3R) | Class 1 |
| Risk group | RG2 | RG2 |
| Marks | — | CE, UKCA |
| Support & ownership | ||
| Warranty | — | 🇨🇦 CA 5 yr or 20,000 h · 🇪🇺 EU 3 yr (light source 3 yr or 10,000 h) |
| User manual | — | https://www.projectorcentral.com/pdf/projector_manual_12438.pdf |
| In the box | ||
| In the box | — | Power cord, Remote, Remote batteries, Quick start guide |
| Remote | — | IR |