NEBULA Mars 3 Air Portable Projector, 1080p

The NEBULA Mars 3 Air is a portable projector with a listed 1920 x 1080 resolution, built-in battery and Google TV. Its 400 ANSI-lumen brightness and claimed movie playback of up to 2.5 hours make it suited to portable viewing, though ambient light and battery runtime are practical limits to consider.

At a glance

Built-in battery and portable form factor are intended for indoor and outdoor viewing.
The listing claims Google TV, Netflix access and Dolby audio.
Auto focus, keystone correction, screen fit and obstacle avoidance are listed setup features.
Manufacturer claims up to 2.5 hours of movie playback or up to 8 hours of music playback per full charge.

Price

$509.99Save 15%

Reference price: ~~$599.99~~

Price checked: Nov 14, 2026

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Pros and cons

Pros

A listed native 1920 x 1080 resolution gives a clear resolution target for movie viewing.
Built-in battery supports use away from a wall outlet, with stated playback times that distinguish video from music.
Automatic focus and image adjustment features can reduce manual setup work.

Cons

At a listed 400 ANSI lumens, the projector is better considered for controlled or dimmer viewing than bright-room use.
The claimed movie runtime of up to 2.5 hours may not cover longer viewing without recharging.

Technical specifications

22 specifications

Identity
Brand	NEBULA
Model	Mars 3 Air

Display and video
Native resolution	1920 x 1080
Display resolution maximum	1920 x 1080 pixels
Display technology listed	DLP
Video format listed	VP9
Brightness	400 lm
Maximum white brightness	400 ansi_lumens
Contrast ratio	400:1
Picture enhancement	HDR
Minimum image size	40 inches
Maximum image size	150 inches
Minimum throw distance	1.06 meters
Maximum throw distance	3.9 meters

Power and audio
Listed light-source operating life	2.5 hours
Lamp wattage	8 watts

Connectivity and controls
Connections listed	Bluetooth,HDMI,USB-A,AUX,DC-IN,BT,WiFi
Control method	Remote

Dimensions and installation
Form factor	Portable
Mounting types listed	Tripod Mount, Ceiling Mount, Table Mount
Dimensions	7"L x 4.8"W x 5.23"H
Weight	3.7 pounds

What to know before buying

The listing gives 400 lm and 400 ansi_lumens as brightness values, uses 2.5 hours as both light-source operating life and claimed movie playback, and separately claims up to 8 hours of music playback. These descriptions are not fully consistent, so treat runtime as mode-dependent and confirm brightness units for the specific listing. An Android 14 firmware update is recommended before first use.

Who is it for?

A good fit for

Portable movie viewing in a backyard, at a campsite or indoors where ambient light can be controlled.
Buyers who want Google TV and automatic focus and image adjustment in a compact projector.

Less suited to

Bright-room viewing where high brightness is a priority.
Long movie sessions away from power without a recharge plan.

NEBULA Mars 3 Air Portable Projector, 1080p · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.2 / 5 · 317 ratings

5 stars69%69%
4 stars11%11%
3 stars5%5%
2 stars8%8%
1 star7%7%

Customer feedback reports positive impressions of picture and sound, easy setup and the app system, including favorable comments about autofocus and keystone adjustment. Experiences with brightness are mixed, with some finding it insufficient, and Google TV reliability also draws mixed reports. For buyers, these differences matter most when planning outdoor or brighter-room viewing and relying on the built-in streaming system. The listing's 400 ANSI-lumen brightness and built-in battery help frame those use cases but do not guarantee individual results.

Positive themes

Customers praise image and sound quality, easy setup, the app system and automatic focus and keystone functions.

Negative themes

Some customers report that Google TV stopped working within a year.

Mixed feedback

Customer impressions of brightness vary, with some finding it adequate and others not bright enough.
Feedback about Google TV is mixed, with some reporting it works well and others reporting reliability problems.

Frequently asked questions

What resolution does the NEBULA Mars 3 Air list?

The listing gives a native resolution of 1920 x 1080 and a maximum display resolution of 1920 x 1080 pixels.

How long does the battery last?

The manufacturer claims up to 2.5 hours for movies and up to 8 hours for music after a full charge. Actual use may vary, and these are separate operating modes.

Is it suitable for outdoor viewing?

It is described for backyard and camping use, but its listed brightness is 400 ANSI lumens. A darker setting is more appropriate than bright ambient conditions.

Does the projector include Google TV and Netflix?

The listing claims Google TV and Netflix access. It recommends updating the system software to Android 14 before first use.