NEC UM351Wi vs Vivitek DW866

NEC UM351Wi
Vivitek DW866

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Adorama
Checked 20 hours ago
Out of stock

Reasons For

8 Reasons For
17% longer service life of lamp (economic mode) Edit
The NEC UM351Wi has a service life of lamp (economic mode) of 6,000h. That's 1,000h longer than the Vivitek DW866 (5,000h).
30% longer service life of lamp Edit
NEC UM351Wi is 5,000h lamp service life. That's 1,500h longer than the Vivitek DW866 (3,500h).
One more HDMI ports quantity Edit
The NEC UM351Wi has two HDMI ports quantitys, however the Vivitek DW866 only has one HDMI ports quantity.
6dB quieter noise level Edit
The NEC UM351Wi has a noise level of 29dB, whereas the Vivitek DW866 is a 35dB noise level projector (6dB louder). Read more

The noise level of the projector is the amount of noise that the projector makes (caused by the cooling fan inside the projector) when it is running.

A lower noise level means that the projector will be quieter when it is running. This means that you will be able to appreciate the quieter parts of films better without the background noise of the projector running.

Quieter noise level (economic mode) Edit
NEC UM351Wi is 28dB noise level (in economic mode). That's 4dB quieter than the Vivitek DW866 (32dB).
50% higher RMS rated power Edit
The NEC UM351Wi is a 20W RMS rated power projector. That's 10W higher than the Vivitek DW866 (10W).
Lower power consumption (economy mode) Edit
NEC UM351Wi is 214W power consumption (in economy mode), but the Vivitek DW866 is a 250W power consumption (in economy mode) projector (36W higher).
Cheaper to run by $12.62
The NEC UM351Wi is $12.62 cheaper to run than the Vivitek DW866 over five years. Read more
8 Reasons For
Brighter projector brightness Edit
Vivitek DW866 is 4,000 ANSI lumens brightness, but the NEC UM351Wi is only a 3,500 ANSI lumens brightness projector (500 ANSI lumens dimmer).
16% brighter lamp power (economic mode) Edit
The Vivitek DW866 has a lamp power (economic mode) of 190W, however the NEC UM351Wi is only a 160W lamp power in economic mode projector (30W dimmer).
40W bigger bulb power Edit
The Vivitek DW866 is a 240W lamp power projector, whereas the NEC UM351Wi is only a 200W lamp power projector (40W smaller).
A lot bigger offset Edit
The Vivitek DW866 has an offset of 111.5%, however the NEC UM351Wi is only an 81% offset projector (30.5% smaller).
3D Edit
The Vivitek DW866 supports 3D, whereas the NEC UM351Wi does not support 3D. Read more

3D compatible projectors are able to display 3D content. Most projectors will require you to wear special glasses in order to view the 3D effect.

A 3D projector allows you to view the huge range of 3D films and content that is now available.

One more audio (L,R) in Edit
The Vivitek DW866 is a two audio (L,R) in projector, whereas the NEC UM351Wi only has one audio (L,R) in.
One more USB 2.0 ports quantity Edit
The Vivitek DW866 is a four USB 2.0 ports quantity projector, whereas the NEC UM351Wi only has three USB 2.0 ports quantitys.
2.5kg lighter Edit
Vivitek DW866 is 3.2kg heavy, but the NEC UM351Wi is a 5.6kg heavy projector (2.5kg heavier).

Reasons Against

9 Reasons Against
500 ANSI lumens dimmer projector brightness Edit
The NEC UM351Wi is a 3,500 ANSI lumens brightness projector. That's 500 ANSI lumens dimmer than the Vivitek DW866 (4,000 ANSI lumens).
Dimmer lamp power (economic mode) Edit
NEC UM351Wi is only 160W lamp power in economic mode. That's 30W dimmer than the Vivitek DW866 (190W).
20% smaller bulb power Edit
The NEC UM351Wi has a bulb power of 200W. That's 40W smaller than the Vivitek DW866 (240W).
38% smaller offset Edit
The NEC UM351Wi is an 81% offset projector. That's 30.5% smaller than the Vivitek DW866 (111.5%).
Does not support 3D Edit
The NEC UM351Wi does not support 3D, but the Vivitek DW866 supports 3D. Read more

3D compatible projectors are able to display 3D content. Most projectors will require you to wear special glasses in order to view the 3D effect.

A 3D projector allows you to view the huge range of 3D films and content that is now available.

Only one audio (L,R) in Edit
The NEC UM351Wi has one audio (L,R) in, however the Vivitek DW866 only has two audio (L,R) ins.
Only three USB 2.0 ports quantitys Edit
The NEC UM351Wi has three USB 2.0 ports quantitys, however the Vivitek DW866 only has four USB 2.0 ports quantitys.
Heavier Edit
The NEC UM351Wi is a 5.6kg heavy projector. That's 2.5kg heavier than the Vivitek DW866 (3.2kg).
Not currently available
This projector does not seem to be currently available. Read more
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9 Reasons Against
1,000h shorter service life of lamp (economic mode) Edit
The Vivitek DW866 is a 5,000h service life of lamp in economic mode projector, whereas the NEC UM351Wi is a 6,000h service life of lamp in economic mode projector (1,000h longer).
A lot shorter service life of lamp Edit
The Vivitek DW866 has a service life of lamp of 3,500h, however the NEC UM351Wi is a 5,000h lamp service life projector (1,500h longer).
Only one HDMI ports quantity Edit
The Vivitek DW866 is a one HDMI ports quantity projector, whereas the NEC UM351Wi only has two HDMI ports quantitys.
Louder noise level Edit
The Vivitek DW866 is a 35dB noise level projector. That's 6dB louder than the NEC UM351Wi (35dB). Read more

The noise level of the projector is the amount of noise that the projector makes (caused by the cooling fan inside the projector) when it is running.

A lower noise level means that the projector will be quieter when it is running. This means that you will be able to appreciate the quieter parts of films better without the background noise of the projector running.

13% louder noise level (economic mode) Edit
The Vivitek DW866 has a noise level (economic mode) of 32dB, however the NEC UM351Wi is a 28dB noise level (in economic mode) projector (4dB quieter).
Vastly lower RMS rated power Edit
The Vivitek DW866 has an RMS rated power of 10W, however the NEC UM351Wi is a 20W RMS rated power projector (10W higher).
15% higher power consumption (economy mode) Edit
The Vivitek DW866 has a power consumption (economy mode) of 250W. That's 36W higher than the NEC UM351Wi (250W).
Older by one month
The Vivitek DW866 is one month older than the NEC UM351Wi.
$12.62 more expensive to run over five years
The running costs of the Vivitek DW866 are $76.57 which is $12.62 more than the NEC UM351Wi over five years. Show assumptions.

Date Released

26 months Ago 27 months Ago

Running Costs Over 5 Years

Electricity cost - switched on $ 61.21
Electricity cost - standby $ 2.74
Total running cost $ 63.95
Electricity cost - switched on $ 73.83
Electricity cost - standby $ 2.74
Total running cost $ 76.57

Energy Efficiency Class

No data No data

Environmental Impact

0.43T
Running this projector over 5 years will generate 0.43 tonnes of carbon dioxide (CO2).
11
To offset that much CO2 you would need to plant and grow them for 10 years.
0.51T
Running this projector over 5 years will generate 0.51 tonnes of carbon dioxide (CO2).
13
To offset that much CO2 you would need to plant and grow them for 10 years.

Projector

Contrast Ratio (typical)
 6000:1
 6000:1
Projector Native Resolution
 WXGA (1280x800)
 WXGA (1280x800)
Projector Brightness
3,500 ANSI lumens 4,000 ANSI lumens
BEST
Keystone Correction, Horizontal
-10 - 10 Unknown - Click to provide data
Maximum Digital Resolution
 1920 x 1200
BEST
 1920 x 1200
Maximum Analog Resolution
 1920 x 1200
BEST
 1920 x 1200
Keystone Correction, Vertical
-10 - 10 +15, -15
Vertical Synchronization (min)
Unknown - Click to provide data 50kHz
Horizontal Synchronization (max)
Unknown - Click to provide data 90kHz
Vertical Synchronization (max)
Unknown - Click to provide data 85kHz
Horizontal Synchronization (min)
Unknown - Click to provide data 15kHz
Zoom Ratio
 1.4:1
BEST
 1.4:1
Projection Distance
0.1 - 0.51 1 - 10
Supported Aspect Ratios
 16:10
 16:9
 4:3
 16:10
 16:9
 4:3
Screen Size Compatibility
58 - 110 27.1 - 302.2
Projection Technology
 LCD
 LCD

Lamps

Lamp Power (economic Mode)
160W 190W
BEST
Service Life of Lamp (economic Mode)
6,000h
BEST
5,000h
Bulb Power
200W 240W
BEST
Service Life of Lamp
5,000h
BEST
3,500h

Lens System

Digital Zoom
1.4x Unknown - Click to provide data
Offset
81% 111.5%
BEST
Aperture Range (F-F)
1.8 - 1.8 2.52 - 2.72
Focal Length Range (f-F)
Unknown - Click to provide data 21.8 - 24
Focus
 Manual
 Manual
Vertical Lens Shift Range
Unknown - Click to provide data -15 - 15
Fixed Focal Length
4.78 Unknown - Click to provide data

Video

3D
 3D
 3D
BEST
Supported Graphics Resolutions
 1600 x 1200 (UXGA)
 1680 x 1050 (WSXGA+)
 1400 x 1050 (SXGA+)
 1600 x 900
 1280 x 1024 (SXGA)
 1440 x 900 (WXGA+)
 1440 x 900
 1280 x 960
 1366 х 768
 1360 x 768 (WXGA)
 1280 x 800 (WXGA)
 1280 x 800
 1152 x 864 (XGA+)
 1280 x 768 (WXGA)
 1280 x 768
 1280 x 720 (HD 720)
 1024 x 768 (XGA)
 832 x 624
 720 x 576
 720 x 480
BEST
 1600 x 1200 (UXGA)
 1680 x 1050 (WSXGA+)
 1400 x 1050 (SXGA+)
 1600 x 900
 1280 x 1024 (SXGA)
 1440 x 900 (WXGA+)
 1440 x 900
 1280 x 960
 1366 х 768
 1360 x 768 (WXGA)
 1280 x 800 (WXGA)
 1280 x 800
 1152 x 864 (XGA+)
 1280 x 768 (WXGA)
 1280 x 768
 1280 x 720 (HD 720)
 1024 x 768 (XGA)
 832 x 624
 720 x 576
 720 x 480
Full HD
 Full HD
 Full HD
3D-Ready
Unknown - Click to provide data
 3D-ready
Analog Signal Format System
 PAL
 PAL M
 PAL N
 SECAM
 NTSC
 NTSC 3.58
 NTSC 4.43
 PAL 60
 PAL B
 PAL D
 PAL G
 PAL H
 PAL I
 SECAM B
 SECAM D
 SECAM G
 SECAM K
 SECAM K1
 SECAM L
 PAL
 PAL M
 PAL N
 SECAM
 NTSC
 NTSC 3.58
 NTSC 4.43
 PAL 60
 PAL B
 PAL D
 PAL G
 PAL H
 PAL I
 SECAM B
 SECAM D
 SECAM G
 SECAM K
 SECAM K1
 SECAM L

Ports & Interfaces

RS-232 Ports
1 1
DVI Port
 DVI port
Unknown - Click to provide data
PC Audio in
Unknown - Click to provide data
 PC Audio in
Serial Interface Type
 RS-232
 RS-232
PC Audio Out
Unknown - Click to provide data
 PC Audio out
PC in (D-Sub)
Unknown - Click to provide data
 PC in (D-Sub)
DC-In Jack
 DC-in jack
Unknown - Click to provide data
Microphone in
 Microphone in
Unknown - Click to provide data
Headphone Outputs
1 Unknown - Click to provide data
Audio (L,R) in
1 2
BEST
Composite Video in
1 Unknown - Click to provide data
USB Connector Type
 USB Type-A
 USB Type-B
 Mini-USB B
 USB Type-A
 USB Type-B
 Mini-USB B
USB 2.0 Ports Quantity
3 4
BEST
Ethernet LAN (RJ-45) Ports
1 1
HDMI Ports Quantity
2
BEST
1
VGA (D-Sub) Ports Quantity
2 2
HDMI Connector Type
 Full-size
 Full-size
Mobile High-Definition Link (MHL)
 Mobile High-Definition Link (MHL)
Unknown - Click to provide data

Networking

Wi-Fi
 Wi-Fi
Unknown - Click to provide data
Ethernet LAN
 Ethernet LAN
 Ethernet LAN

Storage

Card Reader Integrated
 Card reader integrated
Unknown - Click to provide data

Performance

Noise Level
29dB
BEST
35dB
Noise Level (economic Mode)
28dB
BEST
32dB
Horizontal Scan Range
15 - 100 Unknown - Click to provide data
Vertical Scan Range
50 - 120 Unknown - Click to provide data
On Screen Display (OSD)
 On Screen Display (OSD)
Unknown - Click to provide data
Password Protection
 Password protection
Unknown - Click to provide data

Multimedia

Built-In Speaker(s)
 Built-in speaker(s)
 Built-in speaker(s)
Audio Formats Supported
Unknown - Click to provide data AAC,WAV,WMA,OGG,ADPCM,MP1,MP2,MP3
Image Formats Supported
 JPG
 BMP
 JPEG XR
 JPG
 BMP
 JPEG XR
BEST
Video Formats Supported
 MP4
 WMV
 AVI
 RM
 RMVB
 MOV
 DIVX
 MPG
 MPEG
 MKV
 DAT
 TS
 MP4
 WMV
 AVI
 RM
 RMVB
 MOV
 DIVX
 MPG
 MPEG
 MKV
 DAT
 TS
BEST
RMS Rated Power
20W
BEST
10W
Number of Built-In Speakers
1 Unknown - Click to provide data

Design

Cable Lock Slot
 Cable lock slot
Unknown - Click to provide data
Cable Lock Slot Type
 Kensington
 Kensington
Form Factor
 Desktop
 Desktop
Colour of Product
 White
 White
Product Type
 Desktop projector
 Desktop projector

Display

Built-In Display
 Built-in display
Unknown - Click to provide data

Power

Power Source
 AC
 AC
Power Consumption (standby)
0.5W 0.5W
Power Consumption (typical)
257W
BEST
310W
Power Consumption (economy Mode)
214W
BEST
250W
Auto Power Off
 Auto power off
Unknown - Click to provide data
Power Consumption (max)
324W Unknown - Click to provide data
AC Adapter Frequency
 50
 60
 50/60
 50
 60
 50/60
AC Adapter Input Voltage
100 - 240 100 - 240
AC Input Frequency
 50
 50/60
 60
 50
 50/60
 60
AC Input Voltage
 100 - 240
 100
 100 - 240
 100
Power Consumption (network Standby)
3 Unknown - Click to provide data

Operational Conditions

Storage Relative Humidity (H-H)
20 - 80 Unknown - Click to provide data
Operating Relative Humidity (H-H)
20 - 80 Unknown - Click to provide data
Storage Temperature (T-T)
-10 - 50 Unknown - Click to provide data
Operating Temperature (T-T)
5 - 40 Unknown - Click to provide data

Certificates

Certification
CE, Gost-R, TÜV GS Unknown - Click to provide data
RoHS Compliance
 RoHS compliance
Unknown - Click to provide data

Weight & Dimensions

Weight
5.6kg 3.2kg
BEST
Height
112mm 121.8mm
Depth
428mm 261mm
Width
378mm 285mm

Packaging Content

Manual
 Manual
Unknown - Click to provide data
Remote Control Type
 IR
 IR
Handheld Remote Control
 Handheld remote control
Unknown - Click to provide data
Mounting Brackets Included
 Mounting brackets included
Unknown - Click to provide data
Quick Start Guide
 Quick start guide
Unknown - Click to provide data
Cables Included
 VGA
 AC
BEST
 VGA
 AC
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