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Projectors by Manufacturer |
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Compare Christie DW3Kc and Optoma EP770 Pprojectors |
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| Producer |
Christie |
Optoma |
| Model |
DW3Kc |
EP770 |
| Portable |
No |
Yes |
| HDTV |
Yes |
No |
| Recommend for use |
Home Theatre |
Office |
| Width |
25.88 in (660 mm) |
9.25 in (236 mm) |
| Height |
12.27 in (313 mm) |
4.08 in (104 mm) |
| Depth |
22.2 in (566 mm) |
10.39 in (265 mm) |
| Weight |
70.8 lbs (32.1 kg) |
5.3 lbs (2.4 kg) |
| PROJECTOR |
| Image Brithtness |
4000 ANSI lumens |
3000 ANSI lumens |
| Image Contrast |
2000:1 |
2000:1 |
| Resolution Type |
WXGA |
XGA |
| Resolution |
1280x720 |
1024x768 |
| Total Pixels |
921600 |
786432 |
| Widescreen |
Yes |
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| Projection Distance |
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1.2 - 12 m |
| Image Size |
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0.75 - 7.5 m |
| Vertical Sync Rate |
15 - 120 KHz |
31 - 80 KHz |
| Horizontal Sync Rate |
24 - 150 Hz |
56 - 85 Hz |
| LENS SYSTEM |
| Lens Aperture |
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F/2.4 - 2.65 |
| Focal Length |
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28.04 - 35.59 mm |
| Keystone Correction |
Yes (vertical, horizontal) |
Yes (vertical) |
| Digital TV Video Formats |
480i, 480p, 576i, 576p, 720p, 1080i, 1080p |
480i, 480p, 576i, 576p, 720p, 1080i |
| Analog Video Formats |
PAL, SECAM, NTSC |
PAL, SECAM, NTSC |
| Power Zoom |
Yes |
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| Power Focus |
Yes |
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| LAMP |
| Lamp Type |
Xenon |
SHP |
| Lamp Life Cycle |
1500 hours |
3000 hours |
| Lamp Count |
1 |
1 |
| Lamp Power |
1000 W |
220 W |
| FEATURES |
| Interfaces |
S-Video, Composite video input, RGB (BNC), DVI, RS-232, Ethernet |
D-Sub (VGA), S-Video, Composite video input, audio minijack, DVI, RS-232, USB (type B) |
| Speakers |
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Yes |
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Also Compare Christie DW3Kc with:
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Also Compare Optoma EP770 with:
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