Casio XJ-M251 vs NEC NP-M271X
Bold marks the better figure where both are stated to the same standard. “—” means the manufacturer doesn't state it.
| Casio XJ-M251 | NEC NP-M271X | |
|---|---|---|
| Display system | ||
| Imaging technology | DLP | 3LCD |
| Technology brand | DLP | 3LCD |
| Chip / panel diagonal | 0.65 in | 0.63 in |
| Native aspect ratio | 16:10 | 4:3 |
| Native resolution | 1280 × 800 | 1024 × 768 |
| Optics | ||
| Throw ratio | 1.32–1.93:1 | 1.3–2.2:1 |
| Projection distance table | 35″: 1–1.5 m · 40″: 1.1–1.7 m · 60″: 1.7–2.5 m · 80″: 2.3–3.4 m · 100″: 2.9–4.2 m · 150″: 4.3–6.3 m · 200″: 5.8–8.4 m · 300″: 8.7–12.6 m | 30″: 0.79–1.34 m · 40″: 1.07–1.8 m · 60″: 1.62–2.72 m · 80″: 2.18–3.64 m · 100″: 2.73–4.56 m · 120″: 3.29–5.49 m · 150″: 4.12–6.87 m · 200″: 5.51–9.17 m · 300″: 8.29–13.78 m |
| Zoom type | Optical | Optical |
| Zoom ratio | 1.5× | 1.7× |
| Focus | Manual | Manual |
| Fixed offset | 83% | — |
| Focal length | — | 17.5–29 mm |
| F-number | — | 1.7–2.1 |
| Image size range | 35–300 in | 25–300 in |
| Vertical keystone | -30–30° | -30–30° |
| Light source | ||
| Light source type | Hybrid laser + LED | Lamp |
| Light source detail | Blue laser and phosphor combined with a red LED | — |
| Lamp wattage | — | 180 W |
| Light source life | Normal: 20,000 h | Eco: 10,000 h · Normal: 6,000 h · High bright: 5,000 h |
| Life definition | Unspecified | — |
| Warm-up time | 5 s | 3 s |
| Light-source dimming | — | Manual steps |
| Brightness | ||
| ISO light output | — | 2,700 lm |
| Claimed brightness (non-standard) | 3,000 | — |
| Claimed brightness unit | Unspecified | — |
| Brightness by mode | — | High bright: 2,700 lm · Normal: 2,160 lm · Eco: 1,620 lm |
| Contrast & black level | ||
| Dynamic contrast | 1,800:1 | 3,000:1 |
| Dynamic light control | — | Dynamic iris |
| Colour | ||
| Bit depth / 'number of colours' | 24 bitDerived | 30 bit |
| Calibration & picture control | ||
| Picture mode memories | — | 7 |
| Audio | ||
| Speaker power | 5 W | 10 W |
| Speaker count | 1Derived | 1 |
| Audio channels | Mono | Mono |
| Audio outputs | 3.5 mm | 3.5 mm |
| Inputs, control & connectivity | ||
| Max input signal | 1600 × 1200 | 1920 × 1200 |
| HDMI port count | 1 | 1 |
| Audio input terminals | Rca, 3.5 mm | 3.5 mm, Rca |
| Horizontal scan frequency | 31.5–91.1 kHz | 15–100 kHz |
| Vertical scan frequency | 56–85 Hz | 50–120 Hz |
| VGA input | Yes | Yes |
| USB media playback | — | Yes |
| RS-232 | Yes | Yes |
| LAN control | NoDerived | Yes |
| PJLink class | — | Class 1 |
| Control ecosystem drivers | Crestron | Crestron |
| Wi-Fi | NoneDerived | — |
| Ethernet | NoDerived | Yes |
| 3D | ||
| 3D support | Yes | — |
| 3D formats | Frame sequential | — |
| Glasses included | 0 | — |
| Setup automation | ||
| Auto keystone | Yes | Yes |
| Acoustic noise | ||
| Fan noise (sound pressure) | — | Eco: 26 dB(A) · Normal: 26 dB(A) · High bright: 33 dB(A) |
| Environment & power | ||
| Operating temperature | 5–35°CDerived | 5–40°C |
| Operating humidity | 20–80%RH | 20–80%RH |
| Altitude / high-altitude mode | 3,000 m | 2,600 m |
| High-altitude mode | Yes | Yes |
| Operating orientations | Ceiling, Rear | Table, Ceiling, Rear |
| Rated voltage | 100–240 V | 100–240 V |
| Rated frequency | 50–60 Hz | 50–60 Hz |
| Power consumption (max) | 180 W | 239 W |
| Power consumption by mode | Eco off bright: 180 W · Eco 1: 145 W | High bright: 239 W · Normal: 193 W · Eco: 172 W |
| Standby power | 0.12 W | 0.4 W |
| Networked standby power | — | 8 W |
| Physical & installation | ||
| Width | 311 mmDerived | 339 mm |
| Depth | 244 mmDerived | 257 mm |
| Height | 84.1 mmDerived | 99 mm |
| Weight | 3.9 kgDerived | 2.99 kg |
| Colours / finishes | White | — |
| Mount hole pattern | Thread: M3 · Count: 3 · Insert depth mm: 5–7 | — |
| Safety & compliance | ||
| Safety & market certifications | — | CE, UL, FCC |
| Support & ownership | ||
| Warranty | 🇺🇸 US 3 yr | 🇪🇺 EU 3 yr |
| Light-source warranty | 3 years or 6,000 hours, whichever comes first | 6 months, max. 1000 hrs |
| User manual | https://www.projectorcentral.com/pdf/projector_manual_8251.pdf | https://sharp-displays.jp.sharp/support/webdl/dl_service/data/manual/en/m361x/M361X_manual_ENG_v3.pdf |
| In the box | ||
| Box contents | Remote control, Vga cable, Power cord, Setup guide | Projector, Soft case, Power cord, Vga cable, Remote, Batteries, Cd rom |
| Remote type | — | IR |
| 3D glasses in box | 0 | — |