Blackberry 9720 vs Karbonn A3 Star

Comparing the Blackberry 9720 vs Karbonn A3 Star across performance, display, camera, battery and storage to help determine the better smartphone.

Here is the summary of the results:

Performance: Karbonn A3 Star runs at a higher processing speed of 1.0 GHz, while Blackberry 9720 runs at 0.8 GHz, making Karbonn A3 Star the better performer.

Display: Karbonn A3 Star offers a screen size of 3.5 inches, while Blackberry 9720 offers 2.8 inches, making Karbonn A3 Star the larger display of the two. Blackberry 9720 features a IPS LCD display compared to Karbonn A3 Star's TFT, making Blackberry 9720 the better display of the two.

Rear Camera: Blackberry 9720 offers a higher rear camera resolution with 5 MP, while Karbonn A3 Star offers 3 MP, making Blackberry 9720 better for rear camera photography.

Battery: Blackberry 9720 offers a higher battery capacity with 1450 mAh, while Karbonn A3 Star offers 1400 mAh, making Blackberry 9720 better for longer battery life.

Storage: Both Blackberry 9720 and Karbonn A3 Star offer the same internal storage of 512 GB.

Blackberry 9720

₹11,990

(Out of Stock)

Karbonn A3 Star

(Discontinued)

Summary

Release Date

31 Aug, 2013

N/A

14 May, 2026

Performance

N/A	N/A
Marvell PXA930	N/A	Snapdragon 8 Elite Gen 5
(upto 800 MHz)	(upto 1 GHz)	Octa Core (upto 4.61 GHz)
512 MB RAM	256 MB RAM	16 GB RAM

Display

N/A	N/A
2.8 inches (7.11 cm)	3.5 inches (8.89 cm)	6.82 inches (17.32 cm)
IPS LCD	TFT	AMOLED
360x480 px	320x480 px	1440x3168 px (QHD+)
N/A	N/A	144 Hz Refresh Rate

Rear Camera

N/A	N/A
5 MP Primary Camera	3 MP Primary Camera	200 MP Primary Camera (upto 3.7x Optical Zoom)
N/A	N/A	200 MP Telephoto Camera
N/A	N/A	50 MP Ultra-Wide Angle Camera

Front Camera

N/A	N/A
N/A	N/A	50 MP

Battery

N/A	N/A
1450 mAh	1400 mAh	6600 mAh
N/A	N/A	100W Flash Charging
N/A	N/A	Wireless Charging

Storage

512 MB	512 MB	512 GB
N/A	N/A	UFS 4.1

Expert Review

N/A

8.7/10

Read Expert Review

Pros

Device yet to be reviewed

Device yet to be reviewed

Stellar and versatile three-lens camera system
Excellent performance
Bright and crisp 2K AMOLED display

Cons

Device yet to be reviewed

Device yet to be reviewed

Battery life could have been better
Very expensive with camera kit
No shortcut key

User Ratings

3.3/5

(378 ratings)

N/A

4.6/5

(29 ratings)

Benchmarks (The higher, the better)

N/A	N/A	3,977,648 AnTuTu Score
N/A	N/A	15h 10m Battery Life (PC Mark)

Compare Prices

Not Available in any store

₹159,999

@ Amazon

Video

There are no videos available for the device.

1 Video

User Feedback

General

Launch Date

Aug 31, 2013

(Official)

N/A

May 06, 2026

(Official)

Operating System

Blackberry v7.1

Android v2.3.6 (Gingerbread)

Android v16

OS Updates

N/A

5 Year

Security Updates

N/A

7 Year

Custom UI

N/A

Origin OS

Performance

Performance Rating

N/A

Best In Class

Chipset

Marvell PXA930

N/A

Qualcomm Snapdragon 8 Elite Gen 5 SM8850-AC

Processor

Single core, 800 MHz

1 GHz

Octa core

4.61 GHz, Dual core, Oryon 3.62 GHz, Hexa Core, Oryon

Architecture (The higher, the better)

N/A

64 bit

Fabrication (The lower, the better)

N/A

3 nm

Graphics (GPU)

N/A

Adreno 840

RAM

512 MB

256 MB

16 GB

RAM Type

N/A

LPDDR5X Ultra

Performance Test Results

AnTuTu Score (The higher, the better) AnTuTu benchmark measures overall performance of a phone by stress-testing CPU, GPU, RAM, etc.

N/A

3,977,648

Bootup Time (The lower, the better)

N/A

14.0 s

Gaming Test Results

Wild Life Extreme (The higher, the better) Wild Life Extreme is a classic mobile benchmark; it renders in 4K to test the peak performance of a wide range of devices.

N/A

6,450

Battery Drain* (The lower, the better)

N/A

7.0 %

Heating* (The lower, the better)

N/A

21.7 %

* after 30 mins of gaming

Display

Display Rating

N/A

Best In Class

Display Type

IPS LCD

TFT

AMOLED

Screen Size

2.8 inches (7.11 cm)

3.5 inches (8.89 cm)

6.82 inches (17.32 cm)

Resolution

360x480 px

320x480 px

1440x3168 px (QHD+)

Peak Brightness

N/A

4500 nits

Refresh Rate

N/A

144 Hz

Aspect Ratio

N/A

19.8:9

Pixel Density

214 ppi

165 ppi

510 ppi

Screen to Body Ratio (calculated)

32.29 %

52.92 %

89.7 %

Screen Protection

N/A

Yes

Bezel-less Display

N/A

Yes with punch-hole display

HDR 10 / HDR+ Support

N/A

Yes

Screen to Body Ratio (claimed by the brand)

N/A

94.49 %

Display Colour

16M

N/A

Design

Height

114 mm

113 mm

162.98 mm

Width

66 mm

61 mm

76.81 mm

Thickness

12 mm

13.5 mm

8.19 mm

Weight

120 grams

90 grams

232 grams

Build Material

N/A

Back: Glass

Rear Camera

Rear Camera Rating

N/A

Best In Class

Resolution

5 MP
Primary Camera

3 MP
Primary Camera

200 MP
Primary Camera105x Digital Zoom 3.7x Optical Zoomf/1.8535 mm focal length LYT 901 0.7µm pixel size

N/A

200 MP
f/2.67 Telephoto Camera85 mm focal length 1/1.28" sensor size

N/A

50 MP
f/2.0 Ultra-Wide Angle Camera14 mm focal length

Autofocus

N/A

Yes

OIS

N/A

Yes

Flash

Yes LED Flash

N/A

Yes Dual LED Flash

Image Resolution

2592 x 1944 Pixels

2048 x 1536 Pixels

N/A

Camera Features

4 x Digital Zoom
Digital image stabilization

Digital Zoom

105 x Digital Zoom
3.7 x Optical Zoom

Video Recording

N/A

8k @30 fps
4k @30/60/120 fps
Full HD @30/60/120 fps

Front Camera

Front Camera Rating

N/A

Best In Class

Resolution

N/A

50 MP
f/2.45 Primary Camera

Flash

N/A

Yes Screen flash

Battery

Battery Rating

N/A

Excellent

Capacity

1450 mAh

1400 mAh

6600 mAh

Battery Type

Li-ion

TalkTime

Up to 7 Hours(2G)

N/A

Quick Charging

N/A

Yes 100W Flash Charging

Wireless Charging

N/A

Yes 40W Wireless Charging

Battery Test Results

Battery Life (PC Mark) (The higher, the better) PCMark Battery benchmark measures battery life of a phone with various activities such as web browsing, photo editing, writing, video editing, etc.

N/A

15h 10m

Charging Time (20% to 100%) (The lower, the better)

N/A

0h 36m 0s

Storage

Internal Storage

512 MB

512 GB

Storage Type

N/A

UFS 4.1

Expandable Storage

Yes Up to 32 GB

N/A

Network & Connectivity

SIM Slot(s)

Single SIM

Dual SIM

SIM Type

SIM1: Mini

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 / N7 / N8 / N12 / N18 / N20 / N25 / N26 / N28 / N66
TDD N38 / N40 / N41 / N48 / N77 / N78 / N79 / N80 / N81 / N83 / N84 / N89

N/A

4G Bands:

TD-LTE 3500(band 48) / 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39) / 3500(band 42) / 3700(band 43)
FD-LTE 1700(band 66) / 2100(band 1) / 1800(band 3) / 2600(band 7) / 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)

SIM 2

N/A

5G Bands:

FDD N1 / N2 / N3 / N5 / N7 / N8 / N12 / N18 / N20 / N25 / N26 / N28 / N66
TDD N38 / N40 / N41 / N48 / N77 / N78 / N79 / N80 / N81 / N83 / N84 / N89

N/A

4G Bands:

TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39) / 3500(band 42) / 3700(band 43) / 3500(band 48)
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) / 700(band 12) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26) / 1700(band 66)

Wi-Fi

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

Yes Wi-Fi 7 (802.11 be/ax) MIMO

Wi-Fi Features

Mobile Hotspot

Wi-Fi Direct Mobile Hotspot

Bluetooth

Yes v2.1

Yes

Yes v6.0

GPS

Yes with A-GPS

N/A

Yes with A-GPS Glonass

NFC

N/A

Yes

IR Blaster

N/A

Yes

Multimedia

Audio Jack

3.5 mm

USB Type-C

Video Player

Yes Video Formats: H.263 H.264 MPEG4

N/A

Ring Tone

Music ringtones Polyphonic ringtones Vibration

N/A

Music

Yes Music Formats: FLAC MP3 WAV WMA

N/A

Special Features

Voice Memo Voice dialing Voice commands

N/A

Sensors

Fingerprint Sensor

N/A

Yes

Fingerprint Sensor Position

N/A

On-screen

Fingerprint Sensor Type

N/A

Ultrasonic

Other Sensors

Light sensor Proximity sensor Accelerometer

N/A

Light sensor Proximity sensor Accelerometer Compass Gyroscope

Games

Yes

N/A

Java

N/A

Browser

Yes HTML

N/A

Phone Book

Yes Practically Unlimited

N/A

Email

Yes Push e-mail

N/A

Instant Messaging

Yes Google Talk

N/A

Other Facilities

World clock Calendar Alarm Document viewer

N/A

Applications

N/A

Google Play Store News/Weather Voice Search

N/A

Compare Prices

Not Available in any store

₹159,999

@ Amazon