CAT B30 vs CAT S42

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Comparing the CAT B30 vs CAT S42 across display, camera, battery and storage to help determine the better smartphone.

Here is the summary of the results:

Display: CAT S42 offers a screen size of 5.5 inches, while CAT B30 offers 2 inches, making CAT S42 the larger display of the two. CAT S42 features a IPS LCD display compared to CAT B30's TFT, making CAT S42 the better display of the two.


Rear Camera: CAT S42 offers a higher rear camera resolution with 13 MP, while CAT B30 offers 2 MP, making CAT S42 better for rear camera photography.


Battery: CAT S42 offers a higher battery capacity with 4200 mAh, while CAT B30 offers 1000 mAh, making CAT S42 better for longer battery life.


Storage: CAT S42 offers higher internal storage with 32 GB, while CAT B30 offers 128 GB, making CAT S42 the better option for storage.

...read more
CAT B30
₹8,300
(Discontinued)
CAT S42
₹39,990
(Discontinued)
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Summary

Release Date

12 Nov, 2020
12 Nov, 2020
11 Jun, 2026

User Ratings

N/A
4.5/5
(2 ratings)
N/A

Compare Prices

Not Available in any store
Not Available in any store
₹44,999

User Feedback

General

Launch Date

N/A
N/A
Jun 04, 2026
(Official)

Operating System

N/A
Android v10 (Q)
Android v16

OS Updates

N/A
N/A
3 Year

Security Updates

N/A
N/A
5 Year

Performance

Chipset

N/A
MediaTek Helio A20
MediaTek Dimensity 8500 Extreme

Processor

N/A
Quad core, 1.8 GHz, Cortex A53
Octa core

3.4 GHz, Single core, Cortex A725 3.2 GHz, Tri core, Cortex A725 2.2 GHz, Quad core, Cortex A725

Architecture (The higher, the better)

N/A
64 bit
64 bit

Fabrication (The lower, the better)

N/A
N/A
4 nm

Graphics (GPU)

N/A
PowerVR GE8300
Mali-G720 MP8

RAM

64 MB
3 GB
12 GB

RAM Type

N/A
N/A
LPDDR5X

Display

Display Type

TFT
IPS LCD
Extreme AMOLED

Screen Size

2.0 inches  (5.08 cm)
5.5 inches  (13.97 cm)
6.8 inches  (17.27 cm)

Resolution

176x220 px
720x1440 px (HD+)
1272x2772 px (FHD+)

Peak Brightness

N/A
N/A
5200 nits

HBM Brightness

N/A
N/A
1800 nits

Refresh Rate

N/A
N/A
144 Hz

Aspect Ratio

N/A
N/A
19.6:9

Pixel Density

141 ppi
293 ppi
450 ppi

Screen to Body Ratio (calculated)

19.76 %
62.57 %
96.8 %

Screen Protection

N/A
Corning Gorilla Glass v5
Corning Gorilla Glass Glass 7i

Bezel-less Display

N/A
N/A
Yes

HDR 10 / HDR+ Support

N/A
N/A
Yes HDR 10+

Screen to Body Ratio (claimed by the brand)

N/A
N/A
96.8 %

Design

Height

118 mm
161.4 mm
162.7 mm

Width

54 mm
77.3 mm
75.6 mm

Thickness

16 mm
12.7 mm
7.19 mm

Weight

105 grams
220 grams
190 grams

Build Material

N/A
N/A
Back: Plastic

Water Resistance

Yes Water resistant IP67 (up to 30 minutes in a depth of 1 meter)
Yes IP68 IP69
Yes Water resistant IP68 IP69

Ruggedness

Dust proof
Dust proof
Dust proof

Rear Camera

Resolution

2 MP
Primary Camera
13 MP
Primary Camera
50 MP
Primary Cameraf/1.812 mm focal length LYT 710 2.0µm pixel size
N/A
N/A
50 MP
f/2.0 Ultra-Wide Angle Macro Camera12 mm focal length 1.28µm pixel size
N/A
N/A
50 MP
Telephoto Camera81 mm focal length 1.28µm pixel size

Autofocus

N/A
Yes Phase Detection autofocus
Yes

OIS

N/A
N/A
Yes

Flash

Yes LED Flash
Yes LED Flash
Yes LED Flash

Image Resolution

1600 x 1200 Pixels
4128 x 3096 Pixels
N/A

Shooting Modes

N/A
High Dynamic Range mode (HDR)
Continuous Shooting
High Dynamic Range mode (HDR)
Macro Mode

Camera Features

Digital Zoom
Digital Zoom
Auto Flash
Face detection
Touch to focus
Digital Zoom
Optical Zoom
Face detection
Filters
Smile detection

Video Recording

N/A
1920x1080 @ 30 fps
4k @30/60 fps
Full HD @30/60/120/240 fps

Video Recording Features

N/A
N/A
Dual Video Recording
Slow Motion
Video HDR
Macro Video
Audio Zoom

Front Camera

Resolution

N/A
5 MP
Primary Camera
50 MP
f/1.9 Primary Camera1.28µm pixel size

Autofocus

N/A
N/A
Yes

Flash

N/A
N/A
Yes Screen flash

Video Recording

N/A
N/A
4k @30/60 fps
Full HD @30/60 fps

Battery

Capacity

1000 mAh
4200 mAh
6500 mAh

Battery Type

Li-ion
Li-ion
Silicon Carbon

TalkTime

Up to 6 Hours(2G)
N/A
N/A

Quick Charging

N/A
N/A
Yes 90W Turbo Power Charging

Wireless Charging

N/A
N/A
Yes 15W Wireless Charging

Wireless Reverse Charging

N/A
N/A
N/A

Reverse Charging

N/A
N/A
Yes 5W Wired Reverse Charging

Storage

Internal Storage

128 MB
32 GB
256 GB

Storage Type

N/A
N/A
UFS 4.1

Expandable Storage

Yes Up to 32 GB
Yes Up to 128 GB
No

Network & Connectivity

SIM Slot(s)

Dual SIM
Dual SIM
Dual SIM

SIM Type

SIM1: Micro SIM2: Micro
SIM1: Nano SIM2: Nano
SIM1: Nano SIM2: Nano

Network Support

5G Not Supported
5G Not Supported 4G
5G 4G

VoLTE

N/A
Yes
No

SIM 1

N/A
4G Bands:
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 800(band 20)
5G Bands:
FDD N1 / N2 / N3 / N5 / N8 / N12 / N20 / N25 / N26 / N28 / N66
TDD N38 / N40 / N41 / N48 / N77 / N78
N/A
N/A
4G Bands:
TD-LTE 3500(band 48) / 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 3500(band 42)
FD-LTE 1700(band 66) / 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26)
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SIM 2

N/A
4G Bands:
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5)
5G Bands:
FDD N1 / N2 / N3 / N5 / N8 / N12 / N20 / N25 / N26 / N28 / N66
TDD N38 / N40 / N41 / N48 / N77 / N78
N/A
N/A
4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 3500(band 42) / 3500(band 48)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 12) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26) / 1700(band 66)
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Wi-Fi

N/A
Yes Wi-Fi 5 (802.11 a/b/g/n/ac)
Yes Wi-Fi 7 (802.11 a/b/g/n/ac/be/ax) 6GHz

Wi-Fi Features

N/A
Mobile Hotspot
Mobile Hotspot

Bluetooth

Yes v2.1
Yes v5.0
Yes v5.4

GPS

N/A
Yes with A-GPS Glonass
Yes with A-GPS Glonass

NFC

N/A
Yes
Yes

IR Blaster

N/A
N/A
No

Multimedia

Stereo Speakers

N/A
N/A
Yes

Audio Jack

3.5 mm
3.5 mm
USB Type-C

Audio Features

N/A
N/A
Dolby Atmos

Video Player

Yes Video Formats: MP4
N/A
N/A

Ring Tone

Polyphonic ringtones Vibration
N/A
N/A

Music

Yes Music Formats: MP3
N/A
N/A

Special Features

Torch Light
N/A
N/A

Sensors

Fingerprint Sensor

N/A
N/A
Yes

Fingerprint Sensor Position

N/A
N/A
On-screen

Fingerprint Sensor Type

N/A
N/A
Optical

Other Sensors

N/A
Light sensor Proximity sensor Accelerometer Compass
Light sensor Proximity sensor Accelerometer Compass Gyroscope

Games

Yes
N/A
N/A

Phone Book

Yes Limited
N/A
N/A

Other Facilities

Calculator Calendar Alarm
N/A
N/A

Compare Prices

Not Available in any store
Not Available in any store
₹44,999