Atmos Bubble and boom! Index measured, not opinion

Mamma Mia! Here We Go Again (2018)

DEMO 4.8 · BUBBLE 5.4 · BOOM 4.3 (with BEQ 7.6). Bass measured on the disc, Atmos. Directed by Ol Parker. Comedy, Romance.

Mamma Mia! Here We Go Again (2018) poster
Front
51%
L60%
52%
R60%
100%
C96%
LFE
3%
LFE11%
Surround
10%
Ls38%
11%
Rs39%
6%
Lrs28%
6%
Rrs28%
Wide
0%
Lw0%
0%
Rw0%
Height
5%
Ltf21%
6%
Rtf21%
1%
Ltm2%
1%
Rtm1%
5%
Ltr21%
5%
Rtr22%

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

DEMO
4.8 / 10
Bubble
5.4 / 10
Boom, as released
4.3 / 10
Boom with BEQ
7.6 / 10
Measured release
Disc · Atmos · chart by aron7awol
Deep bass peak, 10–30 Hz
-34.7 dBFS · with BEQ -20.1
Depth, 10–20 vs 30–60 Hz
-3.3 dB · with BEQ +9.2
Average level, 10–30 Hz
-62.9 dBFS · with BEQ -48.3
Minutes of deep bass
0 min · with BEQ 12 min at ≥ −30 dBFS
Filtered release
its BEQ restores up to 17.0 dB at 10–20 Hz
Tomatometer
80% · as of 14 Feb 2026
Metascore
60 / 100 · as of 8 Oct 2025
Chart scale read
-10 to -69.8 dBFS
Height uptime
14.8%
LFE uptime
10.9% (shown, not scored)
Dynamic range
21.6 dB
Channels used
16 of 16
Genres
Comedy, Romance
Tags
musical, romantic comedy
Audio
Atmos
Released
18 Jul 2018
First listed
4 Dec 2018
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
60%
R
60%
C
96%
LFE
LFE
11%
Surround
Ls
38%
Rs
39%
Lrs
28%
Rrs
28%
Wide
Lw
0.1%
Rw
0.1%
Height
Ltf
21%
Rtf
21%
Ltm
1.7%
Rtm
1.4%
Ltr
21%
Rtr
22%
0:000:571:54

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

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