Speaker Placement Calculator
Calculate optimal speaker positions for stereo and surround setups.
Inputs
ft
ft
ft
Results
Speaker from Side Wall
2.8 ft
≈ 10 credit cards
Speaker Spread8.4 ft
Listener Distance8.4 ft
Speaker from Front Wall5.4 ft
Stereo Angle53.1°
Surround Distance6.7 ft
Listener From Front15
How to Use This Calculator
- Enter Room Width, Room Length, and Listener from Back Wall.
- Review the Speaker from Side Wall (ft) result.
- Use Speaker Spread (ft) and Listener Distance (ft) to inform your decision.
How the result changes with Room Width
| Room Width | Speaker from Side Wall |
|---|---|
| 11 | 2.2 ft |
| 24 | 4.8 ft |
| 41 | 8.2 ft |
| 55 | 11 ft |
What each input means
- Room Width
- Interior width of the listening room.
- Room Length
- Interior length of the listening room.
- Listener from Back Wall
- Distance from the listener's head to the rear wall.
How this is calculated
Worked example, using the default values
- Identify Input ParametersRoom Width = 14, Room Length = 18, Listener from Back Wall = 3 = 3 input(s) provided
- Calculate Speaker from Side WallSpeaker from Side Wall2.8 = 2.8
- Calculate Speaker SpreadSpeaker Spread8.4 = 8.4
- Calculate Listener DistanceListener Distance8.4 = 8.4
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