NEC NP-PA621X-13ZL vs Panasonic PT-EW640

NEC NP-PA621X-13ZL
Panasonic PT-EW640

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Reasons For

5 Reasons For
Brighter projector brightness Edit
NEC NP-PA621X-13ZL is 6,200 ANSI lumens ANSI lumens brightness. That's 1 ANSI lumens brighter than the Panasonic PT-EW640 (5,400 ANSI lumens ANSI lumens).
Bigger matrix size Edit
The NEC NP-PA621X-13ZL is a 0.79"" matrix size projector. That's 0.04" bigger than the Panasonic PT-EW640 (0.75"").
Four more BNC input ports Edit
The NEC NP-PA621X-13ZL has five BNC input ports, however the Panasonic PT-EW640 only has one BNC input port.
One more HDMI port Edit
The NEC NP-PA621X-13ZL is a two HDMI port projector, whereas the Panasonic PT-EW640 only has one HDMI port.
7% narrower Edit
The NEC NP-PA621X-13ZL is a 499mmmm wide projector. That's 31mm narrower than the Panasonic PT-EW640 (530mmmm).
5 Reasons For
5W bigger lamp power Edit
The Panasonic PT-EW640 has a lamp power of 335WW, however the NEC NP-PA621X-13ZL is only a 330WW lamp power projector (5W smaller).
Longer lamp service life Edit
The Panasonic PT-EW640 has a lamp service life of 4,000hh, but the NEC NP-PA621X-13ZL is only a 3,000hh lamp service life projector (1h shorter).
Three VGA (D-Sub) ports Edit
The number of VGA (D-Sub) ports on the Panasonic PT-EW640 is three, but the NEC NP-PA621X-13ZL only has one VGA (D-Sub) port.
4dB quieter noise level Edit
The Panasonic PT-EW640 is a 35dBdB noise level projector. That's 4dB quieter than the NEC NP-PA621X-13ZL (35dBdB). 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 in economy mode Edit
Panasonic PT-EW640 is 29dBdB noise level (in economic mode), but the NEC NP-PA621X-13ZL is a 33dBdB noise level (in economic mode) projector (4dB louder).

Reasons Against

5 Reasons Against
Smaller lamp power Edit
The NEC NP-PA621X-13ZL is a 330WW lamp power projector. That's 5W smaller than the Panasonic PT-EW640 (335WW).
Shorter lamp service life Edit
The NEC NP-PA621X-13ZL is a 3,000hh lamp service life projector. That's 1h shorter than the Panasonic PT-EW640 (4,000hh).
Two less VGA (D-Sub) ports Edit
The NEC NP-PA621X-13ZL has one VGA (D-Sub) port, however the Panasonic PT-EW640 only has three VGA (D-Sub) ports.
Louder noise level Edit
The NEC NP-PA621X-13ZL has a noise level of 39dBdB, but the Panasonic PT-EW640 is a 35dBdB noise level projector (4dB quieter). 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 in economy mode Edit
The NEC NP-PA621X-13ZL has a noise level in economy mode of 33dBdB. That's 4dB louder than the Panasonic PT-EW640 (29dBdB).
7 Reasons Against
1 ANSI lumens dimmer projector brightness Edit
The Panasonic PT-EW640 is a 5,400 ANSI lumens ANSI lumens brightness projector, whereas the NEC NP-PA621X-13ZL is a 6,200 ANSI lumens ANSI lumens brightness projector (1 ANSI lumens brighter).
0.04" smaller matrix size Edit
The Panasonic PT-EW640 has a matrix size of 0.75"", but the NEC NP-PA621X-13ZL is a 0.79"" matrix size projector (0.04" bigger).
Only one BNC input port Edit
The number of BNC input ports on the Panasonic PT-EW640 is one, but the NEC NP-PA621X-13ZL only has five BNC input ports.
Only one HDMI port Edit
The Panasonic PT-EW640 has one HDMI port, however the NEC NP-PA621X-13ZL only has two HDMI ports.
Marginally wider Edit
The Panasonic PT-EW640 has a width of 530mmmm, however the NEC NP-PA621X-13ZL is a 499mmmm wide projector (31mm narrower).
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Older by four months
The Panasonic PT-EW640 is four months older than the NEC NP-PA621X-13ZL.

Average Expert Rating

No reviews found

Date Released

27 months Ago 32 months Ago

Running Costs Over 5 Years

Electricity cost - switched on $ -
Electricity cost - standby $ -
Total running cost $ -
Electricity cost - switched on $ 139.74
Electricity cost - standby $ 55.90
Total running cost $ 195.64

Energy Efficiency Class

No data No data

Environmental Impact

No data
1.3T
Running this projector over 5 years will generate 1.3 tonnes of carbon dioxide (CO2).
33
To offset that much CO2 you would need to plant and grow them for 10 years.

Projector

Contrast Ratio
 5000:1
 5000:1
Native Projector Resolution
 WXGA (1280x800)
 WXGA (1280x800)
BEST
Projector Brightness
6,200 ANSI lumens
BEST
5,400 ANSI lumens
Horizontal Keystone Correction
+/- 40 30
Vertical Keystone Correction
+/- 30 40
Matrix Size
0.79"
BEST
0.75"
Uniformity
Unknown - Click to provide data 90%
Maximum Horizontal Synchronization
Unknown - Click to provide data 91kHz
Minimum Horizontal Synchronization
Unknown - Click to provide data 15kHz
Zoom Ratio
 Fixed
 Fixed
Projection Distance
0.74 - 20.9 1.02 - 10.16
Supported Aspect Ratio
 16:9
 4:3
 16:10
 16:9
 4:3
 16:10
Compatible Screen Size
40 - 500 40 - 400
Projection Technology
 LCD
 LCD

Lamps

Lamp
1 1
Service Life of Lamp in Economic Mode
4,000h 4,500h
BEST
Lamp Type
 UHM
 UHM
Lamp Power
330W 335W
BEST
Lamp Service Life
3,000h 4,000h
BEST

Lens System

Throw Ratio
 1.7 - 2.8:1
 1.7 - 2.8:1
Aperture Range
1.7 - 2.37 1.7 - 2.3
Focal Length Range
24.4 - 48.6 26.9 - 45.4
Focus Mode
 Manual
 Manual
Vertical Lens Shift Range
-0.1 - 0.5 Unknown - Click to provide data
Horizontal Lens Shift Range
-0.3 - 0.3 Unknown - Click to provide data

Video

Graphics Resolution
 1920 x 1080 (HD 1080)
 1280 x 720 (HD 720)
 1024 x 768 (XGA)
 1280 x 800 (WXGA)
 1280 x 800
BEST
 1920 x 1080 (HD 1080)
 1280 x 720 (HD 720)
 1024 x 768 (XGA)
 1280 x 800 (WXGA)
 1280 x 800
Analog Signal Format System
 PAL
 PAL M
 PAL N
 SECAM
 NTSC
 NTSC 4.43
 PAL 60
 NTSC M
 PAL
 PAL M
 PAL N
 SECAM
 NTSC
 NTSC 4.43
 PAL 60
 NTSC M

Ports & Interfaces

RS-232 Port
1 1
BNC Input Port
5
BEST
1
Component Video in Port
Unknown - Click to provide data 3
Serial Interface Type
 RS-232
 RS-232
DisplayPort
Unknown - Click to provide data 1
Audio in Port
Unknown - Click to provide data 1
Composite Video in Port
Unknown - Click to provide data 1
Ethernet LAN (RJ-45) Port
Unknown - Click to provide data 1
HDMI Port
2
BEST
1
VGA (D-Sub) Port
1 3
BEST
HDMI Port
 Full-size
 Full-size

Networking

Ethernet LAN Data Transfer Rate
 100
 10
 100
 10
BEST

Performance

Noise Level
39dB 35dB
BEST
Noise Level in Economy Mode
33dB 29dB
BEST
Horizontal Scan Range
15 - 153 26 - 80
Vertical Scan Range
15 - 108 Unknown - Click to provide data

Multimedia

RMS Rated Power
10W 10W
Built-In Speaker
1 1

Design

Cable Lock Slot Type
 Kensington
 Kensington
Form Factor
 Desktop
 Desktop
Colour
 White
 White
Product Type
 Desktop projector
 Desktop projector

Power

Power Source
 AC
 AC
Power Consumption On Standby
7.4W 0.3W
BEST
Typical Power Consumption
440W
BEST
495W
Power Consumption in Economy Mode
362W Unknown - Click to provide data
Power Consumption During PowerSave
0.11W 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

Operational Conditions

Relative Humidity Operational Range
20 - 80 10 - 80
Storage Temperature Range
-10 - 50 Unknown - Click to provide data
Operating Temperature Range
5 - 40 0 - 45

Weight & Dimensions

Weight
8.4kg 10.6kg
BEST
Height
164mm
BEST
177mm
Depth
366mm
BEST
445mm
Width
499mm
BEST
530mm

Packaging Content

Remote Control Type
 IR
 IR
Cable Included
 AC
 AC
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