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Overall Score


A 4 year old 4000:1 280 x 800 projector with not bad features and lots of positive recommendations
4000:1 WXGA (1280x800) No 36dB Feb 2013
Contrast Ratio (typical) Projector Native Resolution 3D Noise Level Release Date
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NEC NP-P451 Review

With good features, we have scored the NEC NP-P451 as follows for Summary.
Good Features
4 Years Old
£168 Over 1 Year
Overall Score

Why Has it Scored 39?

It has fantastic user reviews with 100% of buyers recommending this data projector to others. Sony projectors also have excellent reviews in general.
This projector is over 2 years old and it is likely that newer, better projectors are available. View the latest projectors 2017.
It has running costs of £168 over 1 year, which puts it in the most expensive 14% of all 1,763 data projectors that we have compared it to.
Customers report it is robust.
This NEC projector has some good features, but is also missing a few features:
Has an air filter
Supports password protection
Only 1,080 video mode
Only 280 x 800 resolution

NEC NP-P451 In-Depth Analysis


NEC Has Very Good Data Projector Reviews

On average NEC projectors have very good reviews. 100% of those that bought a NEC projector would recommend the product that they bought to other buyers.

Users Report That it is Robust

One customer mentioned in their reviews that it was well made. Lew rated it 7 stars and mentioned on “This projector has more built in capability than we currently need.”.


Only 1,080 Video Mode

What does "supported video modes" mean? Less Chart Hide Chart Edit

Supports Password Protection

The NEC NP-P451 supports password protection, unlike 88% of projectors which do not support password protection.

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Has an Air Filter

The NEC NP-P451 has an air filter, unlike 95% of projectors which do not have an air filter.

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RoHS Compliance

RoHS compliance

The NP-P451 is RoHS compliance, which is unusual. 82% of projectors are not RoHS compliance.

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Supports Wi-Fi

The NP-P451 supports Wi-Fi, unlike 90% of projectors which do not support Wi-Fi.

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Average Noise Level

The NEC NP-P451's noise level of 36dB is relatively average compared to most other projectors. It is in the loudest 67% of all data projectors when ranked by this feature.

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Only 280 X 800 Resolution

The NP-P451 has a 280 x 800 projector native resolution which is higher than the WXGA (1280x800) resolution found on most projectors.

Amongst comparable types of projector the best resolution is DCI 4K (4096 x 2160).

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Does Not Support Full HD

The NP-P451 does not support full HD, although it is worth noting that 64% of data projectors also do not support full HD.

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Has a Built-In Speaker

The NP-P451 has a built-in speaker. 76% of projectors also have a built-in speaker.

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Quite Bright Projector Brightness

Across all the projectors the projector brightnesses range from 12 ANSI lumens to 85,000 ANSI lumens, and the average projector brightness is 3,700 ANSI lumens. The NP-P451's projector brightness of 4,500 ANSI lumens is fairly bright compared to most other projectors. It is in the brightest 22% of all projectors when ordered by this feature.

What does "projector brightness" mean? Less Chart Hide Chart Edit


Released Over Four Years Ago

NEC released the NP-P451 in February 2013.

Running Costs

Very High Running Costs

The NP-P451 is in the most expensive 14% of all 1,763 projectors that we have analysed for 1 year running costs. Based on adequate usage levels and energy prices, we estimate the 1 year running cost of the NP-P451 is £168.

Calculate your own running costs

Product Identifiers

Manufacturer Part Numbers nec 1280x800, nec npp451w
Barcodes 00000060003449, 00028695610224, 00168141609541, 00805736036282, 00805736045444, 00805736045475, 04053162595606, 05028695610224, 05053866505177, 08057360454440, 08057360454754

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