Atmos Bubble and boom! Index measured, not opinion

13 Hours: The Secret Soldiers of Benghazi (2016)

DEMO 5.1 · BUBBLE 3.6 · BOOM 7.2 (with BEQ 8.5). Bass measured on the disc, Atmos. Directed by Michael Bay. History, Thriller, Action, War, Drama.

13 Hours: The Secret Soldiers of Benghazi (2016) poster
3.6BUBBLE
7.2BOOM
BEQ 8.5

13 Hours: The Secret Soldiers of Benghazi ()DEMO 5.14 dead⚠ sub-bass -22 dB144 min · R

HistoryThrillerActionWarDramaDisc · AtmosIMDb ↗TomatometerRT 51%2025MetascoreMC 48
H2.6
S3.0
C4.3
bed
height
Front
67%
L89%
66%
R89%
100%
C98%
LFE
24%
LFE43%
Surround
23%
Ls69%
23%
Rs72%
11%
Lrs48%
11%
Rrs48%
Wide
off
Lw 
off
Rw 
Height
8%
Ltf13%
8%
Rtf12%
off
Ltm 
off
Rtm 
7%
Ltr18%
8%
Rtr17%

Bar and top figure — level against the film’s most active channel. Bottom figure — share of the runtime the channel carries signal.

DEMO
5.1 / 10
Bubble
3.6 / 10
Boom, as released
7.2 / 10
Boom with BEQ
8.5 / 10
Measured release
Disc · Atmos · chart by aron7awol
Deep bass peak, 10–30 Hz
-21.4 dBFS · with BEQ -17.7
Depth, 10–20 vs 30–60 Hz
-6.0 dB · with BEQ -0.7
Average level, 10–30 Hz
-48.8 dBFS · with BEQ -45.1
Minutes of deep bass
43 min · with BEQ 57 min at ≥ −30 dBFS
Sub-bass warning
the disc peaks at -22.1 dBFS at 10 Hz — top of the field; mind ports and driver excursion
Tomatometer
51% · as of 4 Feb 2025
Metascore
48 / 100 · as of 2 Dec 2025
Chart scale read
-5 to -65.3 dBFS
Height uptime
7.1%
LFE uptime
26.4% (shown, not scored)
Dynamic range
25.0 dB
Channels used
12 of 16
Dead channels
Lw Rw Ltm Rtm
Genres
History, Thriller, Action, War, Drama
Tags
action, drama, thriller, war
Audio
Atmos
Released
14 Jan 2016
First listed
4 Dec 2018
Sources
PerceptualPro + BEQ
Render
older, corrected

Channel by channel, through the film

One lane per speaker, the whole film from left to right. Bar height is how loud that speaker gets (square-root scale against this film's loudest moment, so quiet passages stay visible). The amber line under a lane marks the moments counted as playing, and the figure on the right is their share of the film. For the six height speakers that share is part of BUBBLE.

Front
L
89%
R
89%
C
98%
LFE
LFE
43%
Surround
Ls
69%
Rs
72%
Lrs
48%
Rrs
48%
Wide
Lw
unused
Rw
unused
Height
Ltf
13%
Rtf
12%
Ltm
unused
Rtm
unused
Ltr
18%
Rtr
17%
0:001:122:24

Read from PerceptualPro's channel-activity graph, pixel by pixel. A lane marked unused never rises out of its line.

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