Karbonn K451 vs I-Mobile S388

Comparing the Karbonn K451 vs I-Mobile S388 across display, camera and battery to help determine the better smartphone.

Here is the summary of the results:

Display: I-Mobile S388 offers a screen size of 2.2 inches, while Karbonn K451 offers 2 inches, making I-Mobile S388 the larger display of the two. Both Karbonn K451 and I-Mobile S388 feature the same LCD display.

Rear Camera: Both Karbonn K451 and I-Mobile S388 feature a 0.1 MP primary rear camera.

Battery: I-Mobile S388 offers a higher battery capacity with 950 mAh, while Karbonn K451 offers 1100 mAh, making I-Mobile S388 better for longer battery life.

Karbonn K451

₹1,899

(Discontinued)

I-Mobile S388

(Discontinued)

Summary

Release Date

N/A

15 Dec, 2010

N/A

Performance

N/A	N/A
N/A	N/A	Snapdragon 6s Gen 4
N/A	N/A	Octa Core (upto 2.4 GHz)
N/A	N/A	6 GB RAM

Display

N/A	N/A
2 inches (5.08 cm)	2.2 inches (5.59 cm)	6.72 inches (17.07 cm)
LCD	LCD	LCD
176x220 px	220x176 px	1080x2400 px (FHD+)
N/A	N/A	120 Hz Refresh Rate

Rear Camera

N/A	N/A
0.1 MP Primary Camera	0.3 MP Primary Camera	50 MP Primary Camera, Sony LYTIA 600 sensor
N/A	N/A	8 MP Ultra-Wide Angle Camera

Front Camera

N/A	N/A
N/A	N/A	32 MP

Battery

N/A	N/A
1100 mAh	950 mAh	7000 mAh
N/A	N/A	30W Turbo Charging
N/A	N/A	No Wireless Charging

Storage

N/A	N/A	128 GB
N/A	N/A	UFS 3.1

User Ratings

1/5

(1 rating)

N/A

User Feedback

General

Launch Date

N/A

Aug 14, 2026

(Expected)

Operating System

N/A

Android v16

OS Updates

N/A

2 Year

Security Updates

N/A

3 Year

Custom UI

N/A

Hello UI

Performance

Performance Rating

N/A

Very Good

Chipset

N/A

Qualcomm Snapdragon 6s Gen 4

View Details

Processor

N/A

Octa core

2.4 GHz, Quad core, Cortex A78 1.8 GHz, Quad core, Cortex A55

Architecture (The higher, the better)

N/A

64 bit

Fabrication (The lower, the better)

N/A

4 nm

Graphics (GPU)

N/A

Adreno 710

RAM

N/A

6 GB

RAM Type

N/A

LPDDR5X

Display

Display Rating

N/A

Excellent

Display Type

LCD

Screen Size

2 inches (5.08 cm)

2.2 inches (5.59 cm)

6.72 inches (17.07 cm)

Resolution

176x220 px

220x176 px

1080x2400 px (FHD+)

Peak Brightness

N/A

1050 nits

Refresh Rate

N/A

120 Hz

Aspect Ratio

N/A

20:9

Pixel Density

141 ppi

128 ppi

391 ppi

Screen to Body Ratio (calculated)

27.43 %

22.5 %

85.74 %

Screen Protection

N/A

Corning Gorilla Glass Glass 7i

Bezel-less Display

N/A

Yes with punch-hole display

Screen to Body Ratio (claimed by the brand)

N/A

85.97 %

Design

Height

102 mm

111 mm

166.23 mm

Width

45 mm

61 mm

76.50 mm

Thickness

14.50 mm

13.70 mm

8.60 mm

Weight

80 grams

77 grams

213 grams

Build Material

N/A

Back: Polycarbonate Satin Finish

Water Resistance

N/A

Yes Splash proof IP64

Ruggedness

N/A

Dust proof

Rear Camera

Rear Camera Rating

N/A

Very Good

Resolution

0.1 MP
Primary Camera

0.3 MP
Primary Camera

50 MP
Primary Camera8x Digital Zoomf/1.81/1.95" sensor size LYT 600 0.8µm pixel size

N/A

8 MP
f/2.2 Ultra-Wide Angle Camera1.12µm pixel size

Autofocus

N/A

Yes Phase Detection Autofocus

Flash

Yes

Yes LED Flash

Shooting Modes

N/A

Continuous Shooting

Continuous Shooting
High Dynamic Range mode (HDR)

Camera Features

N/A

Digital Zoom
Smile detection

8 x Digital Zoom
Auto Flash
Face detection
Touch to focus

Video Recording

N/A

2k @30 fps
Full HD @30/60 fps

Video Recording Features

N/A

Dual Video Recording
Slow Motion
Audio Zoom

Front Camera

Front Camera Rating

N/A

Very Good

Resolution

N/A

32 MP
f/2.2 Primary Camera0.7µm pixel size

Autofocus

N/A

Yes

Flash

N/A

Yes Screen flash

Camera Features

N/A

Fixed Focus

Video Recording

N/A

2k @30 fps
Full HD @30/60 fps
HD @120 fps

Battery

Battery Rating

N/A

Very Good

Capacity

1100 mAh

950 mAh

7000 mAh

Battery Type

Li-ion

Li-Polymer

N/A

TalkTime

Up to 4(2G)

N/A

Quick Charging

N/A

Yes 30W Turbo Charging

Storage

Internal Storage

N/A

128 GB

Storage Type

N/A

UFS 3.1

Expandable Storage

Yes Up to 4 GB

Yes

N/A

Network & Connectivity

SIM Slot(s)

Single SIM

Dual SIM

SIM Type

N/A

SIM1: Nano SIM2: Nano

Network Support

5G Not Supported

5G 4G

VoLTE

N/A

Yes

SIM 1

N/A

5G Bands:

FDD N1 / N2 / N3 / N5 / N8 / N28
TDD N38 / N40 / N41 / N77 / N78

N/A

4G Bands:

TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 3500(band 42)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 1900(band 2) / 850(band 5)

SIM 2

N/A

5G Bands:

FDD N1 / N2 / N3 / N5 / N8 / N28
TDD N38 / N40 / N41 / N77 / N78

N/A

4G Bands:

TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 3500(band 42)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 1900(band 2) / 850(band 5)

Wi-Fi

N/A

Yes Wi-Fi 5 (802.11 a/b/g/n/ac) MIMO

Wi-Fi Features

N/A

Mobile Hotspot

Bluetooth

Yes

Yes v5.1

GPS

N/A

Yes with A-GPS Glonass

NFC

N/A

Multimedia

Stereo Speakers

N/A

Yes

Audio Jack

N/A

3.5 mm

Audio Features

N/A

Dolby Atmos

Video Player

Yes Video Formats: 3GP AVI

N/A

Music

Yes Music Formats: Yes Audio Formats : MP3 MIDI WAV AMR

Yes Music Formats: Yes MP3 Player with Sound Recording

N/A

Sensors

Fingerprint Sensor

N/A

Yes

Fingerprint Sensor Position

N/A

Side

Fingerprint Sensor Type

N/A

Optical

Other Sensors

N/A

Light sensor Proximity sensor Accelerometer Compass Gyroscope

Games

Embedded games

N/A

Java

Yes

N/A

Browser

Yes

N/A

Phone Book

1000 entries

Yes

N/A

SMS

500 entries

Yes

N/A

MMS

N/A

Yes

N/A

Other Facilities

Charging time : 3 Hrs Number of lines : 9 lines Back light of keypad : Blue Handset colors : Black Hands-free mode Vibrate mode EMS STK Screen saver Wallpaper Caller ID CLID with Photo Call Conference Caller group Closed User Group Music effects in Call Power Saver One Touch FM keys One Touch Music Player One Touch Camera Predictive text Languages : English Calculator Alarm clock Stop Watch World Times Speed Dialing To Do List Voice recorder Currency converter Health Management Image Format : JPG BMP GIF PC Sync : Optional

Organizer Clock Alarms

N/A