Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Anker - Nebula Mars 3 | BenQ - TK860i |
|---|---|---|
| Brightness | 1000 lm | 3300 lm |
| Light source | Laser | Lamp |
| Resolution | 1080p | 4K |
Between the Nebula Mars 3 and TK860i, the Nebula Mars 3 comes out ahead in light source, while the TK860i wins on brightness / resolution. Overall, the Nebula Mars 3 scores 41.3 and the TK860i scores 76.6 on our Mars Score.
Which should you buy?
The TK860i is the clear pick on raw spec strength, leading by 35.3 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the Nebula Mars 3 if you care most about light source. The biggest gaps in its favor are light source. The single most decisive one: Light source: Laser (vs Lamp).
Pick the TK860i if you care most about brightness / resolution. Its strongest claims are brightness, resolution. The single most decisive one: Brightness — 230.00% more. 3300 lm vs 1000 lm.
Both ship with comparable short-throw, so those specs do not separate the two — focus on the differences below.
Bottom line: the TK860i is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Which should you buy: Anker - Nebula Mars 3 or BenQ - TK860i?
BenQ - TK860i leads the current Mars Score by 35.3 points.The more useful decision is the trade-off behind that result: compare brightness, resolution, light source against the way you will actually use the product.
Choose Anker - Nebula Mars 3 if…
Anker - Nebula Mars 3 has the measurable edge on light source.
Choose BenQ - TK860i if…
BenQ - TK860i has the measurable edge on brightness lumens, resolution.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why Anker - Nebula Mars 3 wins
- ▲Light source: Laser (vs Lamp).
Why BenQ - TK860i wins
- ▲Brightness — 230.00% more. 3300 lm vs 1000 lm.
- ▲Resolution: 4K (vs 1080p).
Spec comparison
Image
| Spec | Anker - Nebula Mars 3 | BenQ - TK860i |
|---|---|---|
| Resolutionⓘ | 1080p | 4Klead |
| Brightnessⓘ | 1000 lm | 3300 lmlead |
| Contrast | 1500:1 | 600000:1 |
| Light source | Laserlead | Lamp |
| Short-throw | false | false |
Smart & Connectivity
| Spec | Anker - Nebula Mars 3 | BenQ - TK860i |
|---|---|---|
| Smart OS | Android TV | Android TV |
| HDMI inputs | 1 | 2lead |
| Built-in speakers | true | true |