120" Projector Screen vs 100" Projector Screen Screen Size Comparison

Visual comparison of 120" Projector Screen and 100" Projector Screen screen size.

Last updated: Dec 2025

Detailed Comparison Analysis

Comparing the 120" Projector Screen with the 100" Projector Screen, the screen size difference is immediately apparent at 20.0 inches. With 120" on the 120" Projector Screen versus 100" on the 100" Projector Screen, this is a significant jump. This translates to 44% more usable screen space on the 120" Projector Screen (6153.1 sq in vs 4273.0 sq in).

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The Verdict

The 120" Projector Screen is 44.0% larger than the 100" Projector Screen in screen area.

120" Projector Screen

6153.1 sq in

100" Projector Screen

4273.0 sq in

View full specs

120" Projector Screen Screen Size

View full specs

100" Projector Screen Screen Size

Quick Comparison

120" Projector Screen wins 3/4
120"
Screen Size
100"
6153.1 sq in
Screen Area
4273.0 sq in
104.59"
Width
87.16"
37 PPI
Pixel Density
44 PPI
120" Projector Screen
vs
100" Projector Screen

Use Case Comparison

🎭

Home Theater

Dedicated movie room experience

120" Projector Screen
Cinema-like
100" Projector Screen
Excellent
📐

Room Size Needed

Minimum viewing distance required

120" Projector Screen
Large (15+ ft)
100" Projector Screen
Medium (12+ ft)
🏠

Multi-Purpose Room

Suitability for rooms with other uses

120" Projector Screen
Dedicated space
100" Projector Screen
Flexible
🎬

Immersion Level

How immersive the viewing experience is

120" Projector Screen
Cinema
100" Projector Screen
Large TV feel

Which Should You Choose?

Choose 120" Projector Screen

  • • You have a dedicated home theater room
  • • You want the most immersive cinematic experience
  • • You have adequate throw distance for the projector

Choose 100" Projector Screen

  • • You have a multi-purpose room
  • • You want flexibility in projector placement
  • • You prefer a more manageable screen setup

Detailed Specifications

Diagonal
120" Projector Screen
120"
100" Projector Screen
100"
Diff: 20.0"
Dimensions (W × H)
120" Projector Screen
104.6" × 58.8"
100" Projector Screen
87.2" × 49.0"
Screen Area
120" Projector Screen
6153.1 sq in
100" Projector Screen
4273.0 sq in
Diff: 1880.1 sq in
Aspect Ratio
120" Projector Screen
1.78:1
100" Projector Screen
1.78:1
Resolution
120" Projector Screen
3840 x 2160
100" Projector Screen
3840 x 2160
Category
120" Projector Screen
projector
100" Projector Screen
projector

Frequently Asked Questions

What room size do I need for each projector screen?
The 120" Projector Screen (120") requires a viewing distance of 12.0-25.0 feet for optimal viewing, suitable for dedicated home theaters. The 100" Projector Screen (100") works at 10.0-20.8 feet, making it more flexible for multi-purpose rooms.
Which screen size provides a more cinematic experience?
The 120" Projector Screen at 120" provides 44% more viewing area, delivering a more immersive, cinema-like experience. However, the 100" Projector Screen at 100" is easier to set up and works in smaller spaces while still offering excellent movie viewing.
Is the larger screen worth it?
The 120" Projector Screen offers 44% more screen area than the 100" Projector Screen. Whether this matters depends on your usage: if you spend several hours daily using your tablet, the extra space can improve your experience. For lighter use, the 100" Projector Screen may be sufficient.
How much bigger is 120" Projector Screen than 100" Projector Screen?
120" Projector Screen is 20.0 inches larger diagonally (120" vs 100"), which translates to approximately 44% more screen area. In actual measurements, 120" Projector Screen provides 6153.1 square inches of viewing space compared to 4273.0 square inches on 100" Projector Screen.

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