Atmos Bubble and boom! Index measured, not opinion

CODA (2021)

DEMO 1.9 · BUBBLE 0.8 · BOOM 4.5 (with BEQ 7.4). Bass measured on the disc, DD+. Directed by Siân Héder. Drama, Music, Romance.

CODA (2021) poster
Front
28%
L35%
27%
R34%
100%
C81%
LFE
3%
LFE9%
Surround
8%
Ls22%
7%
Rs21%
1%
Lrs1%
1%
Rrs1%
Wide
1%
Lw1%
0%
Rw1%
Height
off
Ltf 
off
Rtf 
2%
Ltm6%
1%
Rtm5%
off
Ltr 
off
Rtr 

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

DEMO
1.9 / 10
Bubble
0.8 / 10
Boom, as released
4.5 / 10
Boom with BEQ
7.4 / 10
Measured release
Disc · DD+ · chart by mikejl
Also in the catalogue
Disc · DD+ Atmos — not measured here
Deep bass peak, 10–30 Hz
-31.7 dBFS · with BEQ -20.6
Depth, 10–20 vs 30–60 Hz
-5.0 dB · with BEQ +9.7
Average level, 10–30 Hz
-61.6 dBFS · with BEQ -50.5
Minutes of deep bass
2 min · with BEQ 9 min at ≥ −30 dBFS
Filtered release
its BEQ restores up to 17.5 dB at 10–20 Hz
Tomatometer
94% · as of 29 Nov 2022
Metascore
72 / 100 · as of 30 Aug 2025
Chart scale read
-10 to -69.7 dBFS
Height uptime
1.7%
LFE uptime
8.9% (shown, not scored)
Dynamic range
31.8 dB
Channels used
12 of 16
Dead channels
Ltf Rtf Ltr Rtr
Genres
Drama, Music, Romance
Tags
comedy drama, musical
Audio
DD+, DD+ Atmos
Released
28 Jan 2021
First listed
8 Feb 2026
Sources
PerceptualPro + BEQ
Render
current

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
35%
R
34%
C
81%
LFE
LFE
8.9%
Surround
Ls
21%
Rs
21%
Lrs
1.1%
Rrs
0.7%
Wide
Lw
1.1%
Rw
1.1%
Height
Ltf
unused
Rtf
unused
Ltm
5.5%
Rtm
4.8%
Ltr
unused
Rtr
unused
0:000:561:52

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

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