Acer K137 vs Ricoh PJ X2240

(19)
Acer K137
Ricoh PJ X2240

Top Prices

Newegg UK
eBay
In stock, only 4 left!
Amazon US
Delivery unknown

Reasons For

7 Reasons For
Brighter projector brightness Edit
Acer K137 is 700 ANSI lumens ANSI lumens brightness. That's 697 ANSI lumens brighter than the Ricoh PJ X2240 (3,000 ANSI lumens ANSI lumens).
Higher maximum vertical synchronization Edit
The Acer K137 has a maximum vertical synchronization of 0.12kHzkHz, but the Ricoh PJ X2240 is only a 0.09kHzkHz maximum vertical synchronization projector (0.03kHz lower).
Moderately quieter noise level Edit
The Acer K137 has a noise level of 31dBdB, but the Ricoh PJ X2240 is a 34dBdB noise level projector (3dB 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 in economy mode Edit
The Acer K137 has a noise level in economy mode of 29dBdB. That's 2dB quieter than the Ricoh PJ X2240 (31dBdB).
Higher RMS rated power Edit
The Acer K137 is a 6WW RMS rated power projector. That's 4W higher than the Ricoh PJ X2240 (2WW).
Four built-in speakers Edit
The number of built-in speakers on the Acer K137 is four, but the Ricoh PJ X2240 only has one built-in speaker.
Available from 2 shops
The more stores stock this projector, the greater competition amongst stores to keep prices low.
2 Reasons For
One hundred and ninety-five times lighter Edit
Ricoh PJ X2240 is 2.6kgg heavy. That's 505.4g lighter than the Acer K137 (2.6kgg).
$43 cheaper
The Ricoh PJ X2240 costs $481.99, whereas the Acer K137 is $524.89.

Reasons Against

3 Reasons Against
Heavier Edit
Acer K137 is 508gg heavy. That's 505.4g heavier than the Ricoh PJ X2240 (2.6kgg).
$43 more expensive
The Acer K137 is more expensive than the Ricoh PJ X2240 by $42.90.
Ten months older
The Acer K137 is older than the Ricoh PJ X2240 by ten months.
7 Reasons Against
Two hundred and thirty-three times dimmer projector brightness Edit
Ricoh PJ X2240 is only 3,000 ANSI lumens ANSI lumens brightness. That's 697 ANSI lumens dimmer than the Acer K137 (3,000 ANSI lumens ANSI lumens).
A lot lower maximum vertical synchronization Edit
The Ricoh PJ X2240 has a maximum vertical synchronization of 0.09kHzkHz, but the Acer K137 is a 0.12kHzkHz maximum vertical synchronization projector (0.03kHz higher).
Marginally louder noise level Edit
The Ricoh PJ X2240 has a noise level of 34dBdB, but the Acer K137 is a 31dBdB noise level projector (3dB 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.

Louder noise level in economy mode Edit
The Ricoh PJ X2240 has a noise level in economy mode of 31dBdB. That's 2dB louder than the Acer K137 (31dBdB).
2x lower RMS rated power Edit
The Ricoh PJ X2240 is a 2WW RMS rated power projector. That's 4W lower than the Acer K137 (2WW).
Only one built-in speaker Edit
The number of built-in speakers on the Ricoh PJ X2240 is one, but the Acer K137 only has four built-in speakers.
Not as many stockists
Only 1 seller sell the Ricoh PJ X2240, however 3 stores sell the Acer K137. Read more
Smaller numbers of stores reduces the chances of this projector remaining in stock and also reduces the price competition amongst retailers for the product.

Awards

1 Award
01net.com: 4 Star
No awards found

Average Expert Rating

No reviews found

Average User Rating

No reviews found

Date Released

34 months Ago 23 months Ago

Running Costs Over 5 Years

Electricity cost - switched on $ -
Electricity cost - standby $ -
Total running cost $ -
Electricity cost - switched on $ 64.89
Electricity cost - standby $ 2.79
Total running cost $ 67.68
Purchase price $ 481.99
Total cost of ownership $ 549.67
Details

Energy Efficiency Class

No data No data

Environmental Impact

No data
0.44T
Running this projector over 5 years will generate 0.44 tonnes of carbon dioxide (CO2).
11
To offset that much CO2 you would need to plant and grow them for 10 years.

Projector

Contrast Ratio
 10000:1
 10000:1
Native Projector Resolution
 WXGA (1280x800)
BEST
 WXGA (1280x800)
Projector Brightness
700 ANSI lumens
BEST
3,000 ANSI lumens
Horizontal Keystone Correction
-40 Unknown - Click to provide data
Maximum Digital Resolution
 1920 x 1200
BEST
 1920 x 1200
Vertical Keystone Correction
±40 Unknown - Click to provide data
Matrix Size
Unknown - Click to provide data 0.55"
Minimum Vertical Synchronization
0.03kHz 0.05kHz
Maximum Horizontal Synchronization
100kHz 100kHz
Maximum Vertical Synchronization
0.12kHz
BEST
0.09kHz
Minimum Horizontal Synchronization
30kHz 30kHz
Number of Colours
1,070M 1,073.4M
BEST
Zoom Ratio
 1.7:1
BEST
 1.7:1
Projection Distance
0.6 - 3.2 1.2 - 12
Supported Aspect Ratio
 16:10
 4:3
 16:10
 4:3
Compatible Screen Size
17 - 100 30 - 300
Projection Technology
 DLP
 DLP
Supported Number of Colours Display
 1.073 billion colours
 1.073 billion colours

Lamps

Lamp Power in Economic Mode
Unknown - Click to provide data 190W
Lamp
1 Unknown - Click to provide data
Service Life of Lamp in Economic Mode
30,000h 6,000h
BEST
Lamp Type
 LED
 LED
Lamp Power
Unknown - Click to provide data 190W
Lamp Service Life
20,000h 4,500h
BEST

Lens System

Digital Zoom
1.7x Unknown - Click to provide data
Focus Mode
 Manual
 Manual

Video

Graphics Resolution
 1920 x 1080 (HD 1080)
 1280 x 800 (WXGA)
 1280 x 800
 1024 x 768 (XGA)
 800 x 600 (SVGA)
 640 x 480 (VGA)
BEST
 1920 x 1080 (HD 1080)
 1280 x 800 (WXGA)
 1280 x 800
 1024 x 768 (XGA)
 800 x 600 (SVGA)
 640 x 480 (VGA)
Analog Signal Format System
 PAL
 PAL M
 SECAM
 NTSC
 NTSC 4.43
 PAL 60
 PAL
 PAL M
 SECAM
 NTSC
 NTSC 4.43
 PAL 60

Ports & Interfaces

RS-232 Port
Unknown - Click to provide data 1
Serial Interface Type
 RS-232
 RS-232
Headphone Output
Unknown - Click to provide data 1
Audio Out Port
Unknown - Click to provide data 1
Audio in Port
Unknown - Click to provide data 1
USB 2.0 Port
1 1
HDMI Port
1 1
VGA (D-Sub) Port
Unknown - Click to provide data 1
HDMI Port
 Full-size
 Full-size

Storage

Memory Card
 SD
 MicroSD (TransFlash)
 SD
 MicroSD (TransFlash)

Performance

Noise Level
31dB
BEST
34dB
Noise Level in Economy Mode
29dB
BEST
31dB
Horizontal Scan Range
Unknown - Click to provide data 30 - 100
Vertical Scan Range
Unknown - Click to provide data 50 - 85
On Screen Display Language
 DAN
 DUT
 ARA
 CZE
 NOR
 ENG
 FIN
 FRE
 DEU
 ITA
 POL
 POR
 ESP
 TUR
 HUN
 KOR
 DAN
 DUT
 ARA
 CZE
 NOR
 ENG
 FIN
 FRE
 DEU
 ITA
 POL
 POR
 ESP
 TUR
 HUN
 KOR

Multimedia

Supported Audio Format
AAC,MP1,MP2,MP3,PCM,WAV,WMA Unknown - Click to provide data
Image Format
 BMP
 JPEG XR
BEST
 BMP
 JPEG XR
Video Format
 MPEG
 MPEG1
 MPEG2
 MPEG4
 H.264
 VC-1
BEST
 MPEG
 MPEG1
 MPEG2
 MPEG4
 H.264
 VC-1
RMS Rated Power
6W
BEST
2W
Built-In Speaker
4
BEST
1
Document Format
 DOC
 PDF
 PPT
 XLS
 DOC
 PDF
 PPT
 XLS

Design

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

Power

Power Source
 AC
 AC
Power Consumption On Standby
Unknown - Click to provide data 0.5W
Typical Power Consumption
90W 267W
BEST
Power Consumption in Economy Mode
Unknown - Click to provide data 224W
Power Consumption During PowerSave
Unknown - Click to provide data 224W
AC Adapter Frequency
 50
 60
 50/60
 50
 60
 50/60
AC Adapter Input Voltage
110 - 220 100 - 240
AC Input Frequency
 50
 50/60
 60
 50
 50/60
 60
AC Input Voltage
 220
 110 - 220
 100 - 240
 100
 220
 110 - 220
 100 - 240
 100

Operational Conditions

Relative Humidity Operational Range
0 - 80 0 - 80
Storage Temperature Range
Unknown - Click to provide data 20 - 60
Operating Temperature Range
5 - 40 5 - 40

Weight & Dimensions

Weight
508g 2.6kg
BEST
Height
40.64mm 101.7mm
Depth
116.8mm 223.5mm
Width
188mm 314.2mm

Packaging Content

Cable Included
 HDMI
 AC
 MHL
 HDMI
 AC
 MHL
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