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TCL Alto 9+ vs TCL Alto 3
Side-by-Side Comparison
Products
TCL Alto 9+
TCL Alto 3
Tested using Methodology v1.0
Updated Apr 17, 2024 02:44 PM
SEE PRICE
Amazon.comTested using Methodology v1.0
Updated Jan 25, 2024 04:47 PM
SEE PRICE
Amazon.com
Channels3.1
Channels2.0
Variants
- Alto 9+ (Black)
- Alto 3 (Black)
Our Verdict
TCL Alto 9+
TCL Alto 3
The TCL Alto 9+ is a better soundbar than the TCL Alto 3. The Alto 9+ comes with a dedicated subwoofer, and it has a better-balanced sound profile. As a 3.1 setup, the Alto 9+ comes with a dedicated center channel, unlike the 2.0 Alto 3, and it supports Atmos content. It also has a Full HDMI In port, and it supports more wireless playback options.
Main Differences forMixed Usage
Mixed Usage
Threshold
Mixed Usage
6.5
5.3
Stereo Frequency Response
6.9
5.3
Audio Format Support - ARC
7.4
0.0
Height (Atmos)
3.6
0.0
Center
8.1
6.4
Audio Format Support - Full HDMI In
8.7
0.0
Full Comparison
Design
Style - Bar
Style photo - bar
Style - Subwoofer
Style photo - sub
Style - Satellites
Style photo - satellites
Dimensions - Bar
Dimensions photo - bar
Width
41.3" (105.0 cm)
23.7" (60.2 cm)
Height
2.3" (5.9 cm)
2.4" (6.2 cm)
Depth
4.4" (11.2 cm)
3.6" (9.1 cm)
Dimensions - Subwoofer
Dimensions photo - sub
Width
9.5" (24.1 cm)
N/A
Height
16.3" (41.4 cm)
N/A
Depth
9.5" (24.1 cm)
N/A
Dimensions - Satellites
Dimensions photo - satellites
Width
N/A
N/A
Height
N/A
N/A
Depth
N/A
N/A
Back - Bar
Back photo - bar
Bar Mounting
Proprietary
No
Back - Subwoofer
Back photo - sub
Enclosure
Ported
No Subwoofer
Back - Satellites
Back photo - satellites
Mounting
No
No
Build Quality
7.0
7.0
Build quality photo
In The Box
In The Box photo
HDMI Cable Length
1.5 m (4.9 ft)
N/A
Digital Optical Cable Length
1.5 m (4.9 ft)
1.5 m (4.9 ft)
Sound
Stereo Frequency Response
6.9
5.3
Stereo Setup
Raw Frequency Response
Frequency Response Small
Tested Preset
Music
Music
Slope
-0.45
-0.25
Std. Err.
3.06 dB
5.53 dB
Channels
3.1
2.0
Low-Frequency Extension
49.0 Hz
92.4 Hz
High-Frequency Extension
4.2 kHz
12.4 kHz
Stereo Frequency Response With Preliminary Calibration
6.9
5.3
Frequency Response Calibrated
Suggested Preset
Music
Music
Suggested Bass Setting
0
N/A
Suggested Treble Setting
0
N/A
Slope
-0.45
-0.25
Std. Err.
3.06 dB
5.53 dB
Low-Frequency Extension
49.0 Hz
92.4 Hz
High-Frequency Extension
4.2 kHz
12.4 kHz
Stereo Soundstage
5.0
5.5
Crosstalk Error
2.09 dB
3.12 dB
Stereo Dynamics
7.0
7.8
Dynamic Range Compression
SPL @ Max Volume
88.1 dB SPL
88.0 dB SPL
DRC @ Max Volume
2.02 dB
0.38 dB
Stereo Total Harmonic Distortion
7.0
7.9
Weighted THD @ 80dB
0.70
0.40
Weighted THD @ Max Volume
2.56
1.11
Center
8.1
6.4
Center Setup
Frequency Response
Localization
Discrete
Phantom
Slope
-0.25
-0.65
Std. Err.
2.89 dB
3.01 dB
SPL @ Max Volume
85.8 dB SPL
82.8 dB SPL
Weighted THD @ 80dB
1.33
0.34
Weighted THD @ Max Volume
3.13
0.70
Surround 5.1
3.7
4.0
Surround Setup
Frequency Response
Localization
Stereo (Downmix)
Stereo (Downmix)
Slope
-1.19
-0.67
Std. Err.
3.76 dB
2.97 dB
SPL @ Max Volume
85.8 dB SPL
82.7 dB SPL
Weighted THD @ 80dB
0.97
0.33
Weighted THD @ Max Volume
3.42
0.69
7.1 Rears
No
No
Height (Atmos)
3.6
0.0
Height Setup
H Frequency Response
Localization
Stereo (Downmix)
Not Supported
Slope
-1.61
N/A
Std. Err.
4.18 dB
N/A
SPL @ Max Volume
84.7 dB SPL
N/A
Weighted THD @ 80dB
0.38
N/A
Weighted THD @ Max Volume
2.26
N/A
Sound Enhancement Features
3.0
1.8
Room Correction
No
No
Dialogue Enhancement
Yes
Yes
Auto-Volume/Night Mode
No
No
Subwoofer Level Adjustment
No
No
Bass Adjustment
Yes
No
Treble Adjustment
Yes
No
EQ
Presets
Presets
Surround Level Adjustment
No
No
Rear Level Adjustment
No
No
Height Level Adjustment
No
No
Virtual Surround
Yes
No
Connectivity
Physical Inputs - Bar
Physical inputs bar photo 1
Physical inputs bar photo 2
Optical Audio In
1
1
HDMI ARC
1 (shared)
No
HDMI Out
1 (shared)
No
Full HDMI In
1
No
Analog Audio In 3.5mm (Aux)
1
1
RCA In
No
No
USB for Files
1
1
Ethernet
No
No
Audio Format Support - ARC
7.4
0.0
eARC
No
No
Dolby Atmos
Yes
No
Dolby Digital
Yes
No
Dolby Digital Plus
Yes
No
DTS
No
No
DTS:X (eARC only)
No
No
Dolby TrueHD (eARC only)
No
No
DTS-HD MA (eARC only)
No
No
5.1 PCM (eARC only)
No
No
Audio Format Support - Full HDMI In
8.7
0.0
Dolby Atmos
Yes
No
DTS:X
No
No
Dolby Digital
Yes
No
Dolby Digital Plus
Yes
No
DTS
No
No
Dolby TrueHD
Yes
No
DTS-HD MA
No
No
5.1 PCM
Yes
No
Audio Format Support - Optical
6.0
6.0
Dolby Digital
Yes
Yes
DTS
No
No
Latency
6.0
8.2
Latency Video
ARC
136 ms
N/A
Optical
134 ms
53 ms
Full HDMI In
83 ms
N/A
Wireless Playback
10
6.0
Bluetooth
Yes
Yes
Wi-Fi
Yes
No
Chromecast built-in
Yes
No
Apple AirPlay
Yes
No
Other Input Specifications
4k @ 60 Hz Passthrough
Yes
No
4k @ 60 Hz @ 10 bit Passthrough
Yes
No
4k @ 60 Hz @ 4:4:4 Passthrough
Yes
No
HDR10 Passthrough
Yes
No
Connectivity - Subwoofer
Physical inputs subwoofer photo 1
Physical controls subwoofer photo 1
Sub Wireless
Yes
No
Connectivity - Satellites
Physical inputs satellites photo 1
Physical controls satellites photo 1
Sat Wireless
No
No
Additional Features
Interface
Interface photo
Display
Yes
No
Bar Controls
Controls photo
Remote
Remote photo
Universal Remote
No
No
Voice Assistants Support
Amazon Alexa
No
No
Google Assistant
No
No
Apple Siri
No
No
App
App image
App Name
No App
No App
iOS
No
No
Android
No
No
Acts As A Remote
No
No
Controls Soundbar's Settings
No
No
Casts Device Files
No
No
Other Features
Power Saving
No
No
HDMI CEC (TV Remote Control)
Yes
No
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TCL Alto 9+
TCL Alto 3
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TCL Alto 9+ vs TCL Alto 3: Main Discussion
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