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alaScore 80

12 reviews

Mar, 2018

  • Negative

alaTest has collected and analyzed 12 reviews of NEC L51W. The average rating for this product is 3.4/5, compared to an average rating of 4.2/5 for other Projectors for all reviews. People are impressed by the usability.


We analyzed user and expert ratings, product age and more factors. Compared to other Projectors the NEC L51W is awarded an overall alaScore™ of 80/100 = Very good quality.

Review analysis

(Based on 12 reviews)

User Reviews  

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Consumer review ( review summary for NEC L51W


alaTest has collected and analyzed 1 user review of NEC L51W from The average user rating for this product is 3.0/5, compared to an average user rating of 4.3/5 for other Projectors on

100% of the reviews on give this product a positive rating.

This summary is based on the products: NEC L51W LED WLAN packet NEC L51W LED WLAN packet

Mar, 2018

Product Specifications


Certification:CE, TUV, ErP
Energy Star certified: No
RoHS compliance: Yes


Cable lock slot:Kensington
Colour of product:Black
Form factor:Portable
Product Type:Portable projector


Built-in Display: No


Lamp Type:LED
Lamps quantity:1
Service life of lamp:20000

Lens System

Aperture range (F-F):1.5 - 1.5
Focal length range (f-f):13.9 - 13.9 / 13.92


Built-in speaker(s): Yes
Number of built-in speakers:1
RMS rated power:2
TV tuner integrated: No


Bluetooth: No
Ethernet LAN: No
Wi-Fi: Yes

Other features

Audio system:1.0
Connectivity Technology:Wireless
Dimensions (WxDxH):226 x 174 x 43
F-number (relative aperture):1.5
Number of years:3
Power LED: Yes
USB mass storage: No
USB port:2
Video in:Y
Viewing angle:13.8

Packaging Content

Batteries included: Yes
Cables included:AC, DVI / AC, VGA
Carrying case: Yes
Handheld remote control: Yes
Manual: Yes
Quick start guide: Yes


Horizontal scan range:30 - 100
Noise Level:38
Noise level (economic mode):32
Vertical scan range:50 - 85

Ports & interfaces

AC (power) in: Yes
Audio (L,R) in:1
AUX In: No
AV output: No
CardBus PCMCIA slot type: No
Composite Video In:1
DVI port: No
HDMI ports quantity:1
Microphone in:No / Yes
PC Audio in: No
PC Audio out: No
Progressive scan output: Yes
USB 2.0 ports quantity:1 / 2
USB connector type:USB Type-A / USB Type-A, USB Type-B
VGA (D-Sub) ports quantity:1


AC adapter frequency:50/60
AC adapter input voltage:100 - 240
AC input frequency:50 - 60
AC input voltage:100 - 240
Power consumption (PowerSave):0.5 / 70
Power Consumption (Standby):0.5
Power consumption (typical):105
Power Source:AC


Contrast ratio (typical):4000:1
Keystone correction, horizontal:-40 - 40
Keystone correction, vertical:-40 - 40
Native Aspect Ratio:16:10
Projection distance:0.52 - 3
Projection Technology:DLP
Projector brightness:500
Projector native resolution:WXGA (1280x800)
Screen size compatibility:431.8 - 2540
Supported aspect ratios:16:9 / 4:3, 16:9, 16:10
Zoom capability:Manual


Card reader integrated: Yes
Compatible memory cards:SD


3D:No / Yes
3D-Ready: Yes
Analog signal format system:NTSC, NTSC 4.43, PAL, PAL 60, PAL M, PAL N, SECAM / NTSC, PAL, SECAM
Full HD: No
HD-Ready: Yes
Supported graphics resolutions:330 x 247 x 150
Supported video modes:1080i, 480i, 480p, 576i, 576p, 720p

Weight & Dimensions

Height :4.3