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Acer K138ST vs Asus P3B

Acer K138ST vs Asus P3B

(19)
Acer K138ST
Asus P3B

Top Prices

PC Rush
Checked 17 hours ago
Delivery unknown
In stock
BuyVPC
Checked 1 day ago
Delivery unknown
HPP Enterprises
Checked 1 day ago
Delivery unknown
Newegg US
Checked 1 day ago
Delivery unknown
Antonline
Checked 1 day ago
Delivery unknown
BuyVPC
Checked 1 day ago
Delivery unknown

Reasons For

1 Reason For
$16 cheaper
The Acer K138ST costs $15.78 less than the Asus P3B.
6 Reasons For
10,000h longer service life of lamp Edit
The Asus P3B has a service life of lamp of 30,000h, however the Acer K138ST is only a 20,000h lamp service life projector (10,000h shorter).
Card reader integrated Edit
The Asus P3B has a card reader integrated, whereas the Acer K138ST does not have a card reader integrated.
Quieter noise level Edit
The Asus P3B is a 32dB noise level projector. That's 1dB quieter than the Acer K138ST (32dB). 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.

1 shops are selling it
The more shops stock the product, the greater competition amongst shops to keep prices low.
$0.88 cheaper to run
Over five years the Asus P3B is $0.88 cheaper to run than the Acer K138ST. Read more
Hugely better user reviews
The average user review score of the Asus P3B is 83% based on 14 reviews, but the average rating of the Acer K138ST is 20% (based on 1 review).

Reasons Against

6 Reasons Against
50% shorter service life of lamp Edit
The Acer K138ST is a 20,000h lamp service life projector. That's 10,000h shorter than the Asus P3B (30,000h).
1dB louder noise level Edit
The Acer K138ST has a noise level of 33dB, however the Asus P3B is a 32dB noise level projector (1dB 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.

Less retailers
Only 6 shops sells the Acer K138ST, whereas 7 stores sell the Asus P3B. Read more
Smaller numbers of retailers reduces the price competition amongst retailers for this projector and also reduces the chances of the product remaining in stock.
Two months older
The Acer K138ST is older than the Asus P3B by two months.
5% higher running costs over five years
Over five years the Acer K138ST costs $20.11 to run which is $0.88 more to run than the Asus P3B. Show assumptions.
Vastly Lower user review Score
The Acer K138ST's average user rating is only 20%, however the Asus P3B's is 83% (based on 14 reviews).
1 Reason Against
More expensive by $16
The Asus P3B is $15.78 more expensive than the Acer K138ST.

Awards

No awards found 2 Awards
profesionalreview.com: Gold
vido.com.ua: Recommended

Average Expert Rating

Average User Rating

Date Released

21 months Ago 19 months Ago

Running Costs Over 5 Years

Electricity cost - switched on $ 20.11
Electricity cost - standby $ -
Total running cost $ 20.11
Purchase price $ 583.22
Total cost of ownership $ 603.33
Details
Electricity cost - switched on $ 16.34
Electricity cost - standby $ 2.89
Total running cost $ 19.23
Purchase price $ 599.00
Total cost of ownership $ 618.23
Details

Energy Efficiency Class

No data No data

Environmental Impact

0.13T
Running this projector over 5 years will generate 0.13 tonnes of carbon dioxide (CO2).
3
To offset that much CO2 you would need to plant and grow them for 10 years.
0.12T
Running this projector over 5 years will generate 0.12 tonnes of carbon dioxide (CO2).
3
To offset that much CO2 you would need to plant and grow them for 10 years.

Projector

Contrast Ratio (typical)
 100000:1
 100000:1
Projector Native Resolution
 WXGA (1280x800)
 WXGA (1280x800)
Projector Brightness
800 ANSI lumens 800 ANSI lumens
Maximum Digital Resolution
 1920 x 1080
BEST
 1920 x 1080
Keystone Correction, Vertical
-20 - 20 Unknown - Click to provide data
Matrix Size
Unknown - Click to provide data 0.45"
Vertical Synchronization (min)
0.05kHz Unknown - Click to provide data
Horizontal Synchronization (max)
100kHz Unknown - Click to provide data
Vertical Synchronization (max)
0.12kHz Unknown - Click to provide data
Horizontal Synchronization (min)
30kHz Unknown - Click to provide data
Zoom Capability
 Zoom capability
Unknown - Click to provide data
Zoom Ratio
 Fixed
 Fixed
Projection Distance
0.4 - 1.7 0.45 - 3.4
Supported Aspect Ratios
 16:10
 16:9
 4:3
 16:10
 16:9
 4:3
Screen Size Compatibility
25 - 100 25 - 200
Native Aspect Ratio
 16:10
 16:10
Projection Technology
 DLP
 DLP
Colours
 1.073 billion colours
 16.78 million colours
 1.073 billion colours
 16.78 million colours

Lamps

Lamp
1lamp(s) Unknown - Click to provide data
Service Life of Lamp (economic Mode)
30,000h Unknown - Click to provide data
Lamp Type
 LED
 LED
Service Life of Lamp
20,000h 30,000h
BEST

Lens System

Optical Zoom
1x Unknown - Click to provide data
Throw Ratio
 0.8:1
 0.8:1
Digital Zoom
1.7x Unknown - Click to provide data
Focus
 Manual
 Manual

Video

3D
 3D
 3D
Supported Graphics Resolutions
 1920 x 1080 (HD 1080)
BEST
 1920 x 1080 (HD 1080)
Full HD
 Full HD
Unknown - Click to provide data
3D-Ready
 3D-ready
Unknown - Click to provide data
HD-Ready
 HD-Ready
Unknown - Click to provide data
Analog Signal Format System
 NTSC
 NTSC

Ports & Interfaces

DVI Port
 DVI port
Unknown - Click to provide data
DC-In Jack
 DC-in jack
Unknown - Click to provide data
Headphone Outputs
Unknown - Click to provide data 1
USB 2.0 Port
1 3
BEST
HDMI Port
1 1
VGA (D-Sub) Port
1 1
HDMI Connector Type
 Full-size
 Full-size
AC (power) in
 AC (power) in
Unknown - Click to provide data

Networking

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

Storage

Compatible Memory Cards
 SD
 MicroSD (TransFlash)
 SD
 MicroSD (TransFlash)
Card Reader Integrated
 Card reader integrated
 Card reader integrated
BEST
Internal Storage Capacity
Unknown - Click to provide data 2GB

Performance

Noise Level
33dB 32dB
BEST
Operating Systems Supported (Mac)
 Operating systems supported (Mac)
Unknown - Click to provide data
Operating Systems Supported (Windows)
 Operating systems supported (Windows)
Unknown - Click to provide data
Noise Level (economic Mode)
29dB Unknown - Click to provide data
Vertical Scan Range
50 - 120 Unknown - Click to provide data
Plug & Play
 Plug & Play
Unknown - Click to provide data
Preset Modes
 sRGB
 Dynamic
 Standard
 Theatre
 sRGB
 Dynamic
 Standard
 Theatre
BEST

Multimedia

Built-In Speaker(s)
 Built-in speaker(s)
 Built-in speaker(s)
Audio Formats Supported
Unknown - Click to provide data AAC,APE,FLAC,MP1,MP2,MP3,OGG,WAV,WMA
Image Formats Supported
 JPG
 PNG
 BMP
 JPEG XR
 JPG
 PNG
 BMP
 JPEG XR
BEST
Video Formats Supported
 MP4
 WMV
 AVI
 FLV
 ASF
 3GP
 MOV
 MPG
 MKV
 VOB
 DAT
 M4V
 TS
 3G2
 MP4
 WMV
 AVI
 FLV
 ASF
 3GP
 MOV
 MPG
 MKV
 VOB
 DAT
 M4V
 TS
 3G2
BEST
RMS Rated Power
6W
BEST
2W
Built-In Speaker
2
BEST
1
Document Formats Supported
 PDF
 TXT
 PDF
 TXT

Design

Cable Lock Slot
Unknown - Click to provide data
 Cable lock slot
Cable Lock Slot Type
 Kensington
 Kensington
Ceiling Mountable
 Ceiling mountable
 Ceiling mountable
Colour
 White
 White
Tripod Mountable
Unknown - Click to provide data
 Tripod mountable
Product Type
 Portable projector
 Portable projector

Display

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

Power

Power Source
 AC
 Battery
 AC
 Battery
Power Consumption (standby)
Unknown - Click to provide data 0.5W
Power Consumption (typical)
80W 65W
BEST
Power Consumption (economy Mode)
38W Unknown - Click to provide data
Power Consumption (PowerSave)
38W Unknown - Click to provide data
AC Input Voltage
 100
 100 - 240
 100
 100 - 240

Battery

Battery Life (max)
Unknown - Click to provide data 1.5h
Battery Capacity
Unknown - Click to provide data 12,000mAh

Operational Conditions

Operating Relative Humidity (H-H)
0 - 80 20 - 90
Operating Temperature (T-T)
5 - 40 0 - 40

Certificates

Certification
Unknown - Click to provide data FCC, UL, CE, CB, CCC, CU, VCCI, PSE, RCM, TUV-GS

Weight & Dimensions

Package Weight
Unknown - Click to provide data 1.8kg
Package Height
Unknown - Click to provide data 80mm
Package Depth
Unknown - Click to provide data 255mm
Package Width
Unknown - Click to provide data 298mm
Weight
748g
BEST
750g
Height
Unknown - Click to provide data 43mm
Depth
Unknown - Click to provide data 131.2mm
Width
Unknown - Click to provide data 153.5mm

Packaging Content

Carrying Case
 Carrying case
 Carrying case
Manual
 Manual
Unknown - Click to provide data
User Guide
 User guide
Unknown - Click to provide data
Remote Control Type
 IR
 IR
Handheld Remote Control
 Handheld remote control
 Handheld remote control
Batteries Included
 Batteries included
 Batteries included
Quick Start Guide
 Quick start guide
 Quick start guide
Warranty Card
Unknown - Click to provide data
 Warranty card
AC Adapter Included
 AC adapter included
 AC adapter included
Cables Included
 AC
 HDMI
 AC
 HDMI

Other Features

Audio Input
1 Unknown - Click to provide data
Audio Output
 Audio output
Unknown - Click to provide data
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