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| Producer |
Vivitek |
Acer |
| Model |
D837 |
P1165E |
| Portable |
Yes |
Yes |
| HDTV |
No |
No |
| Recommend for use |
Office |
Office |
| Width |
10.98 in (280 mm) |
11.76 in (300 mm) |
| Height |
3.76 in (96 mm) |
3.92 in (100 mm) |
| Depth |
8.04 in (205 mm) |
8.94 in (228 mm) |
| Weight |
5.7 lbs (2.6 kg) |
6.2 lbs (2.8 kg) |
| PROJECTOR |
| Image Brithtness |
3200 ANSI lumens |
2400 ANSI lumens |
| Image Brithtness (Economic Mode) |
|
1920 ANSI lumens |
| Image Contrast |
2500:1 |
2100:1 |
| Resolution Type |
|
SVGA |
| Resolution |
|
800x600 |
| Total Pixels |
|
480000 |
| Projection Distance |
0.9 - 9.1 m |
1 - 11.9 m |
| Image Size |
0.6 - 7.6 m |
0.58 - 7.62 m |
| Vertical Sync Rate |
15 - 90 KHz |
31 - 100 KHz |
| Horizontal Sync Rate |
43 - 85 Hz |
56 - 85 Hz |
| Fan Noise Level |
30 db |
29 db |
| LENS SYSTEM |
| Lens Aperture |
F/2.52 - 2.73 |
F/2.41 - 2.55 |
| Focal Length |
21.8 - 24 mm |
21.79 - 23.99 mm |
| Optical Zoom |
1.1x |
1.1x |
| Keystone Correction |
Yes (vertical) |
Yes (vertical) |
| Digital TV Video Formats |
480i, 480p, 576i, 576p, 720p, 1080i |
480i, 480p, 576i, 576p, 720p, 1080i, 1080p |
| Analog Video Formats |
PAL, SECAM, NTSC |
PAL, SECAM, NTSC |
| LAMP |
| Lamp Type |
|
P-VIP |
| Lamp Life Cycle |
3000 hours |
3000 hours |
| Lamp Life Cycle (Economic Mode) |
4000 hours |
4000 hours |
| Lamp Count |
1 |
1 |
| Lamp Power |
230 W |
200 W |
| FEATURES |
| Interfaces |
D-Sub (VGA), HDMI, S-Video, Composite video input, Component video input, audio minijack, audio RCA, RS-232, USB (type B), Ethernet |
D-Sub (VGA), S-Video, Composite video input, Component video input, audio minijack, DVI, RS-232, USB (type B) |
| Speakers |
Yes |
Yes |
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Also Compare Vivitek D837 with:
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Also Compare Acer P1165E with:
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