CAT B30
₹8,300
(Discontinued)
|
CAT S42
₹39,990
(Discontinued)
|
Nothing Phone 4b
₹34,999
|
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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.
Summary
Release Date
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12 Nov, 2020
|
12 Nov, 2020
|
14 Jul, 2026
|
Performance
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N/A
|
|
|
|
N/A
|
MediaTek Helio A20
|
Snapdragon 6 Gen 4
|
|
N/A
|
Quad Core (upto 1.8 GHz)
|
Octa Core (upto 2.3 GHz)
|
|
64 MB RAM
|
3 GB RAM
|
8 GB RAM
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Display
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N/A
|
|
|
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2.0 inches (5.08 cm)
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5.5 inches (13.97 cm)
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6.77 inches (17.2 cm)
|
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TFT
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IPS LCD
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Super AMOLED
|
|
176x220 px
|
720x1440 px (HD+)
|
1080x2344 px (FHD+)
|
|
N/A
|
N/A
|
120 Hz Refresh Rate
|
Rear Camera
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N/A
|
|
|
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2 MP
Primary Camera
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13 MP
Primary Camera
|
50 MP
Primary Camera
|
|
N/A
|
N/A
|
8 MP
Ultra-Wide Angle Camera
|
Front Camera
|
N/A
|
|
|
|
N/A
|
5 MP
|
16 MP
|
Battery
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N/A
|
|
|
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1000 mAh
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4200 mAh
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6000 mAh
|
|
N/A
|
N/A
|
33W Fast Charging
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Storage
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128 MB
|
32 GB
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128 GB
|
|
N/A
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N/A
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UFS 2.2
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User Ratings
|
N/A
|
4.5/5
(2 ratings)
|
N/A
|
Compare Prices
|
Not Available in any store
|
Not Available in any store
|
₹34,999
|
|
₹35,789
|
User Feedback
General
Launch Date
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N/A
|
N/A
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Jul 07, 2026
(Official)
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Operating System
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N/A
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Android v10 (Q)
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Android v16
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OS Updates
|
N/A
|
N/A
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3 Year
|
Security Updates
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N/A
|
N/A
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6 Year
|
Custom UI
|
N/A
|
N/A
|
Nothing OS
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Performance
Performance Rating
|
N/A
|
Avg
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Very Good
|
Chipset
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N/A
|
MediaTek Helio A20
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Qualcomm Snapdragon 6 Gen 4 SM6650
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Processor
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N/A
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Quad core, 1.8 GHz, Cortex A53
|
Octa core
2.3 GHz, Single core, Cortex A720 2.2 GHz, Tri core, Cortex A720 1.8 GHz, Quad core, Cortex A520 |
Architecture (The higher, the better)
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N/A
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64 bit
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64 bit
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Fabrication (The lower, the better)
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N/A
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N/A
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4 nm
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Graphics (GPU)
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N/A
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PowerVR GE8300
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Adreno 810
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RAM
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64 MB
|
3 GB
|
8 GB
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RAM Type
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N/A
|
N/A
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LPDDR4X
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Display
Display Rating
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N/A
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Excellent
|
Excellent
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Display Type
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TFT
|
IPS LCD
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Super AMOLED
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Screen Size
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2.0 inches (5.08 cm)
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5.5 inches (13.97 cm)
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6.77 inches (17.2 cm)
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Resolution
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176x220 px
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720x1440 px (HD+)
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1080x2344 px (FHD+)
|
Peak Brightness
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N/A
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N/A
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2000 nits
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HBM Brightness
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N/A
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N/A
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1200 nits
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Refresh Rate
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N/A
|
N/A
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120 Hz
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Aspect Ratio
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N/A
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N/A
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20:9
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Pixel Density
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141 ppi
|
293 ppi
|
381 ppi
|
Screen to Body Ratio (calculated)
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19.76 %
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62.57 %
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87.32 %
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Screen Protection
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N/A
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Corning Gorilla Glass v5
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Yes
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Bezel-less Display
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N/A
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N/A
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Yes with punch-hole display
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Design
Height
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118 mm
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161.4 mm
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164.4 mm
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Width
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54 mm
|
77.3 mm
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78.2 mm
|
Thickness
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16 mm
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12.7 mm
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8.6 mm
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Weight
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105 grams
|
220 grams
|
210 grams
|
Water Resistance
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Yes Water resistant IP67 (up to 30 minutes in a depth of 1 meter)
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Yes IP68 IP69
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Yes Water resistant IP64 (up to 20 minutes in a depth of 0.25 meter)
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Ruggedness
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Dust proof
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Dust proof
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Dust proof
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Rear Camera
Rear Camera Rating
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N/A
|
Avg
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Very Good
|
Resolution
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2 MP
Primary Camera |
13 MP
Primary Camera |
50 MP
Primary Cameraf/1.81/2.76" sensor size |
|
N/A
|
N/A
|
8 MP
f/2.2 Ultra-Wide Angle Camera1/4.0" sensor size |
Autofocus
|
N/A
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Yes Phase Detection autofocus
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Yes
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OIS
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N/A
|
N/A
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Yes
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Flash
|
Yes LED Flash
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Yes LED Flash
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Yes
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Image Resolution
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1600 x 1200 Pixels
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4128 x 3096 Pixels
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N/A
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Shooting Modes
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N/A
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High Dynamic Range mode (HDR)
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N/A
|
Camera Features
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Digital Zoom
|
Digital Zoom
Auto Flash Face detection Touch to focus |
N/A
|
Video Recording
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N/A
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1920x1080 @ 30 fps
|
4k @30 fps
Full HD @30/60 fps |
Video Recording Features
|
N/A
|
N/A
|
Dual Video Recording
Slow Motion |
Front Camera
Front Camera Rating
|
N/A
|
Avg
|
Very Good
|
Resolution
|
N/A
|
5 MP
Primary Camera |
16 MP
f/2.4 Primary Camera |
Flash
|
N/A
|
N/A
|
Yes Screen flash
|
Battery
Battery Rating
|
N/A
|
Excellent
|
Very Good
|
Capacity
|
1000 mAh
|
4200 mAh
|
6000 mAh
|
Battery Type
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Li-ion
|
Li-ion
|
N/A
|
TalkTime
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Up to 6 Hours(2G)
|
N/A
|
N/A
|
Quick Charging
|
N/A
|
N/A
|
Yes 33W Fast Charging 50% in 80 minutes
|
Storage
Internal Storage
|
128 MB
|
32 GB
|
128 GB / 256 GB
|
Storage Type
|
N/A
|
N/A
|
UFS 2.2
|
Expandable Storage
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Yes Up to 32 GB
|
Yes Up to 128 GB
|
N/A
|
Network & Connectivity
SIM Slot(s)
|
Dual SIM
|
Dual SIM
|
Dual SIM
|
SIM Type
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SIM1: Micro SIM2: Micro
|
SIM1: Nano SIM2: Nano
|
SIM1: Nano SIM2: Nano
|
Network Support
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5G Not Supported
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5G Not Supported 4G
|
5G 4G
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VoLTE
|
N/A
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Yes
|
Yes
|
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 / N3 / N5 / N8 / N28
TDD N40 / N41 / N77 / N78 |
|
N/A
|
N/A
|
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5) |
View More
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 / N3 / N5 / N8 / N28
TDD N40 / N41 / N77 / N78 |
|
N/A
|
N/A
|
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5) |
View More
Wi-Fi
|
N/A
|
Yes Wi-Fi 5 (802.11 a/b/g/n/ac)
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Yes Wi-Fi 7 (802.11 a/b/g/n/ac/be/ax) MIMO
|
Wi-Fi Features
|
N/A
|
Mobile Hotspot
|
Wi-Fi Direct Mobile Hotspot
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Bluetooth
|
Yes v2.1
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Yes v5.0
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Yes v6.0
|
GPS
|
N/A
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Yes with A-GPS Glonass
|
Yes with Glonass
|
NFC
|
N/A
|
Yes
|
Yes
|
Multimedia
Stereo Speakers
|
N/A
|
N/A
|
Yes
|
Audio Jack
|
3.5 mm
|
3.5 mm
|
USB Type-C
|
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
|
₹34,999
|
|
₹35,789
|