Atmos Bubble and boom! Index measured, not opinion

Lethal Weapon (1987)

DEMO 3.9 · BUBBLE 3.8 · BOOM 4.0 (with BEQ 6.4). Bass measured on the disc, Atmos. Directed by Richard Donner. Thriller, Adventure, Comedy, Action, Crime.

Lethal Weapon (1987) poster
Front
31%
L48%
29%
R49%
100%
C93%
LFE
5%
LFE13%
Surround
10%
Ls29%
10%
Rs30%
8%
Lrs24%
8%
Rrs24%
Wide
off
Lw 
off
Rw 
Height
12%
Ltf32%
11%
Rtf31%
off
Ltm 
off
Rtm 
3%
Ltr12%
3%
Rtr11%

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

DEMO
3.9 / 10
Bubble
3.8 / 10
Boom, as released
4.0 / 10
Boom with BEQ
6.4 / 10
Measured release
Disc · Atmos · Directors Cut · chart by kaelaria
Deep bass peak, 10–30 Hz
-35.0 dBFS · with BEQ -25.7
Depth, 10–20 vs 30–60 Hz
-6.3 dB · with BEQ +5.5
Average level, 10–30 Hz
-64.3 dBFS · with BEQ -55.1
Minutes of deep bass
2 min · with BEQ 9 min at ≥ −30 dBFS
Filtered release
its BEQ restores up to 16.4 dB at 10–20 Hz
Tomatometer
80% · as of 22 Nov 2024
Metascore
68 / 100 · as of 30 Aug 2025
Chart scale read
-10 to -70.3 dBFS
Height uptime
14.2%
LFE uptime
13.0% (shown, not scored)
Dynamic range
28.4 dB
Channels used
12 of 16
Dead channels
Lw Rw Ltm Rtm
Genres
Thriller, Adventure, Comedy, Action, Crime
Tags
action, buddy, buddy cop, Christmas, crime, thriller
Audio
DTS-HD MA 5.1, Atmos
Released
6 Mar 1987
First listed
13 Jan 2022
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
48%
R
49%
C
93%
LFE
LFE
13%
Surround
Ls
29%
Rs
29%
Lrs
24%
Rrs
24%
Wide
Lw
unused
Rw
unused
Height
Ltf
32%
Rtf
30%
Ltm
unused
Rtm
unused
Ltr
11%
Rtr
11%
0:000:551:50

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

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