CAT S40 vs Nothing Phone 4b

Comparing the CAT S40 vs Nothing Phone 4b across performance, display, camera, battery and storage to help determine the better smartphone.

Here is the summary of the results:

Performance: Nothing Phone 4b runs at a higher processing speed of 2.3 GHz, while CAT S40 runs at 1.1 GHz, making Nothing Phone 4b the better performer.

Display: Nothing Phone 4b offers a screen size of 6.77 inches, while CAT S40 offers 4.7 inches, making Nothing Phone 4b the larger display of the two. Nothing Phone 4b features a Super AMOLED display compared to CAT S40's IPS LCD, making Nothing Phone 4b the better display of the two.

Rear Camera: Nothing Phone 4b offers a higher rear camera resolution with 50 MP, while CAT S40 offers 8 MP, making Nothing Phone 4b better for rear camera photography.

Front Camera: Nothing Phone 4b offers a higher front camera resolution with 16 MP, while CAT S40 offers 2 MP, making Nothing Phone 4b better for front camera photography.

Battery: Nothing Phone 4b offers a higher battery capacity with 6000 mAh, while CAT S40 offers 3000 mAh, making Nothing Phone 4b better for longer battery life.

Storage: CAT S40 offers higher internal storage with 16 GB, while Nothing Phone 4b offers 128 GB, making CAT S40 the better option for storage.

CAT S40

₹31,500

(Discontinued)

Nothing Phone 4b

₹29,998

@ Amazon

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Show Only Differences

Summary

Spec Score

N/A

83%

Release Date

04 Nov, 2016

14 Jul, 2026

Performance

N/A
Snapdragon 210	Snapdragon 6 Gen 4
Quad Core (upto 1.1 GHz)	Octa Core (upto 2.3 GHz)
1 GB RAM	8 GB RAM

Display

N/A
4.7 inches (11.94 cm)	6.77 inches (17.2 cm)
IPS LCD	Super AMOLED
540x960 px	1080x2344 px (FHD+)
N/A	120 Hz Refresh Rate

Rear Camera

N/A
8 MP Primary Camera	50 MP Primary Camera
N/A	8 MP Ultra-Wide Angle Camera

Front Camera

N/A
2 MP	16 MP

Battery

N/A
3000 mAh	6000 mAh
N/A	33W Fast Charging
N/A	No Wireless Charging

Storage

16 GB	128 GB
N/A	UFS 2.2

User Ratings

N/A	4.3/5 (1,095 ratings)

Compare Prices

Not Available in any store	₹29,998 @ Amazon
	₹37,499 @ Croma

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General

Launch Date

N/A	Jul 07, 2026 (Official)

Operating System

Android v5.1 (Lollipop)

Android v16

OS Updates

N/A

3 Year

Security Updates

N/A

6 Year

Custom UI

N/A	Nothing OS

Performance

Performance Rating

N/A

Very Good

Chipset

Qualcomm Snapdragon 210 MSM8909

Qualcomm Snapdragon 6 Gen 4 SM6650

View Details

Processor

Quad core, 1.1 GHz, Cortex A7

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)

N/A

64 bit

Fabrication (The lower, the better)

N/A

4 nm

Graphics (GPU)

Adreno 304

Adreno 810

RAM

1 GB	6 GB / 8 GB

RAM Type

N/A

LPDDR4X

Display

Display Rating

N/A

Excellent

Display Type

IPS LCD

Super AMOLED

Screen Size

4.7 inches (11.94 cm)

6.77 inches (17.2 cm)

Resolution

540x960 px

1080x2344 px (FHD+)

Peak Brightness

N/A

2000 nits

HBM Brightness

N/A

1200 nits

PWM Dimming

N/A

480 Hz

Refresh Rate

N/A

120 Hz

Pixel Density

234 ppi

381 ppi

Touch Sampling Rate

N/A

1000 Hz

Screen to Body Ratio (calculated)

56.66 %

87.32 %

Aspect Ratio

N/A

20:9

Screen Protection

Corning Gorilla Glass v4

Yes

Bezel-less Display

N/A	Yes with punch-hole display

Design

Height

144.9 mm

164.4 mm

Width

74 mm

78.2 mm

Thickness

12.4 mm

8.6 mm

Weight

185 grams

210 grams

Water Resistance

Yes IP68 (up to 60 minutes in a depth of 1 meter)

Yes Water resistant IP64 (up to 20 minutes in a depth of 0.25 meter)

Ruggedness

Dust proof

Rear Camera

Rear Camera Rating

N/A

Very Good

Resolution

8 MP
Primary Camera

50 MP
Primary Cameraf/1.81/2.76" sensor size

N/A	8 MP f/2.2 Ultra-Wide Angle Camera1/4.0" sensor size

Autofocus

Yes

OIS

N/A

Yes

Flash

Yes LED Flash

Yes

Image Resolution

3264 x 2448 Pixels

N/A

Settings

Exposure compensation

N/A

Shooting Modes

Continuous Shooting
High Dynamic Range mode (HDR)

N/A

Camera Features

Digital Zoom
Auto Flash
Face detection
Touch to focus

N/A

Video Recording

1280x720 @ 30 fps

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

Video Recording Features

N/A	Dual Video Recording Slow Motion

Front Camera

Front Camera Rating

N/A

Very Good

Resolution

2 MP
Primary Camera

16 MP
f/2.4 Primary Camera1/3" sensor size

Autofocus

Flash

No	Yes Screen flash

Battery

Battery Rating

N/A

Very Good

Capacity

3000 mAh

6000 mAh

Battery Type

Li-ion

N/A

TalkTime

Up to 18 Hours(2G)

N/A

Quick Charging

N/A	Yes 33W Fast Charging 50% in 80 minutes

Reverse Charging

N/A	Yes 7.5W Reverse Charging

Storage

Internal Storage

16 GB

128 GB / 256 GB

Storage Type

N/A

UFS 2.2

Expandable Storage

Yes Up to 64 GB

N/A

Network & Connectivity

SIM Slot(s)

Single SIM

Dual SIM

SIM Type

SIM1: Nano

SIM1: Nano SIM2: Nano

Network Support

5G Not Supported 4G

5G 4G

VoLTE

N/A

Yes

SIM 1

4G Bands:

FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 800(band 20)

5G Bands:

FDD N1 / N3 / N5 / N8 / N28
TDD N40 / N41 / N77 / N78

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)

SIM 2

N/A	5G Bands: FDD N1 / N3 / N5 / N8 / N28 TDD N40 / N41 / N77 / N78

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)

Wi-Fi

Yes Wi-Fi 4 (802.11 b/g/n)

Yes Wi-Fi 7 (802.11 a/b/g/n/ac/be/ax) MIMO

Wi-Fi Features

Mobile Hotspot

Wi-Fi Direct Mobile Hotspot

Bluetooth

Yes v4.1

Yes v6.0

GPS

Yes with A-GPS Glonass

Yes with Glonass

NFC

Yes

Multimedia

Stereo Speakers

N/A

Yes

Audio Jack

3.5 mm

USB Type-C

Sensors

Fingerprint Sensor

Yes

Fingerprint Sensor Position

N/A

On-screen

Fingerprint Sensor Type

N/A

Optical

Other Sensors

Light sensor Proximity sensor Accelerometer Compass

Light sensor Proximity sensor Accelerometer Compass Gyroscope

Compare Prices

Not Available in any store	₹29,998 @ Amazon
	₹37,499 @ Croma