Samsung Galaxy S2
₹13,503
(Discontinued)
|
Karbonn K21 Plus Radio Jockey
₹1,690
(Discontinued)
|
Itel Zeno 100 Pro 4G
₹8,599
|
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Samsung Galaxy S2 vs Karbonn K21 Plus Radio Jockey
Comparing the Samsung Galaxy S2 vs Karbonn K21 Plus Radio Jockey across display, camera and battery to help determine the better smartphone.
Here is the summary of the results:
Display: Samsung Galaxy S2 offers a screen size of 4.3 inches, while Karbonn K21 Plus Radio Jockey offers 2.2 inches, making Samsung Galaxy S2 the larger display of the two. Samsung Galaxy S2 features a Super AMOLED Plus display compared to Karbonn K21 Plus Radio Jockey's LCD, making Samsung Galaxy S2 the better display of the two.
Rear Camera: Samsung Galaxy S2 offers a higher rear camera resolution with 8 MP, while Karbonn K21 Plus Radio Jockey offers 0.3 MP, making Samsung Galaxy S2 better for rear camera photography.
Battery: Samsung Galaxy S2 offers a higher battery capacity with 1650 mAh, while Karbonn K21 Plus Radio Jockey offers 1000 mAh, making Samsung Galaxy S2 better for longer battery life.
|
✕
Samsung Galaxy S2
₹13,503
(Discontinued)
|
✕
Karbonn K21 Plus Radio Jockey
₹1,690
(Discontinued)
|
Add to Compare
|
Summary
Release Date
|
28 Apr, 2011
|
20 Sep, 2012
|
16 Jul, 2026
|
Performance
|
Samsung Exynos 4 Dual 4210
|
N/A
|
Unisoc T7100
|
|
(upto 1.2 GHz)
|
N/A
|
Octa Core (upto 1.8 GHz)
|
|
1 GB RAM
|
N/A
|
3 GB RAM
|
Display
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4.3 inches (10.92 cm)
|
2.2 inches (5.59 cm)
|
6.56 inches (16.66 cm)
|
|
Super AMOLED Plus
|
LCD
|
IPS LCD
|
|
480x800 px
|
128x160 px
|
N/A
|
|
N/A
|
N/A
|
90 Hz Refresh Rate
|
Rear Camera
|
8 MP
Primary Camera
|
0.3 MP
Primary Camera
|
8 MP
Primary Camera
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Front Camera
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2 MP
|
N/A
|
5 MP
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Battery
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1650 mAh
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1000 mAh
|
5000 mAh
|
|
N/A
|
N/A
|
10W
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Storage
|
32 GB
|
N/A
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64 GB
|
|
N/A
|
N/A
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eMMC 5.0
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User Ratings
|
4.6/5
(951 ratings)
|
N/A
|
N/A
|
Compare Prices
|
Not Available in any store
|
Not Available in any store
|
₹8,599
|
User Feedback
General
Launch Date
|
N/A
|
N/A
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Jul 16, 2026
(Official)
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Operating System
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Android v2.3.4 (Gingerbread)
|
N/A
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Android v15
|
Custom UI
|
TouchWiz UI
|
N/A
|
Android Go
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Performance
Chipset
|
Samsung Exynos 4 Dual 4210
|
N/A
|
Unisoc T7100
|
Processor
|
Dual core, 1.2 GHz, Cortex A9
|
N/A
|
Octa core
1.8 GHz, Quad core, Cortex A75 1.2 GHz, Quad core, Cortex A55 |
Architecture (The higher, the better)
|
N/A
|
N/A
|
64 bit
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Fabrication (The lower, the better)
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N/A
|
N/A
|
12 nm
|
Graphics (GPU)
|
Mali-400
|
N/A
|
PowerVR GE8322
|
RAM
|
1 GB
|
N/A
|
3 GB / 4 GB
|
RAM Type
|
N/A
|
N/A
|
LPDDR4X
|
Display
Display Type
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Super AMOLED Plus
|
LCD
|
IPS LCD
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Screen Size
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4.3 inches (10.92 cm)
|
2.2 inches (5.59 cm)
|
6.56 inches (16.66 cm)
|
Resolution
|
480x800 px
|
128x160 px
|
N/A
|
Brightness
|
N/A
|
N/A
|
400 nits
|
Refresh Rate
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N/A
|
N/A
|
90 Hz
|
Pixel Density
|
217 ppi
|
93 ppi
|
269 ppi
|
Screen to Body Ratio (calculated)
|
63.48 %
|
N/A
|
N/A
|
Screen Protection
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Corning Gorilla Glass
|
N/A
|
N/A
|
Design
Height
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125.3 mm
|
N/A
|
N/A
|
Width
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66.1 mm
|
N/A
|
N/A
|
Thickness
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8.49 mm
|
N/A
|
8.49 mm
|
Weight
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116 grams
|
N/A
|
N/A
|
Rear Camera
Resolution
|
8 MP
Primary Camera |
0.3 MP
Primary Camera |
8 MP
Primary Cameraf/2GC08A8 1.12µm pixel size |
Autofocus
|
Yes
|
N/A
|
N/A
|
OIS
|
N/A
|
N/A
|
No
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Flash
|
Yes LED Flash
|
Yes
|
Yes LED Flash
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Image Resolution
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3264 x 2448 Pixels
|
N/A
|
N/A
|
Shooting Modes
|
N/A
|
Continuous Shooting
|
N/A
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Camera Features
|
Digital Zoom
Digital image stabilization Smile detection Touch to focus |
Digital Zoom
Smile detection |
Digital Zoom
|
Video Recording
|
1920x1080 @ 30 fps
|
N/A
|
N/A
|
Front Camera
Resolution
|
2 MP
Primary Camera |
N/A
|
5 MP
Primary Camera1.12µm pixel size |
Flash
|
N/A
|
N/A
|
No
|
Battery
Capacity
|
1650 mAh
|
1000 mAh
|
5000 mAh
|
Battery Type
|
Li-ion
|
Li-ion
|
N/A
|
TalkTime
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Up to 8.66 Hours(3G) / Up to 18.33 Hours(2G)
|
Up to 3.5(2G)
|
N/A
|
Quick Charging
|
N/A
|
N/A
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Yes 10W
|
Storage
Internal Storage
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32 GB
|
N/A
|
64 GB
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Storage Type
|
N/A
|
N/A
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eMMC 5.0
|
Expandable Storage
|
Yes Up to 32 GB
|
Yes Up to 4 GB
|
N/A
|
Network & Connectivity
SIM Slot(s)
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Single SIM
|
Dual SIM
|
Single SIM
|
SIM Type
|
SIM1: Mini
|
N/A
|
N/A
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Network Support
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5G Not Supported
|
5G Not Supported
|
5G Not Supported 4G
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VoLTE
|
N/A
|
N/A
|
Yes
|
Wi-Fi
|
Yes Wi-Fi 4 (802.11 a/b/g/n) 5GHz
|
No
|
Yes Wi-Fi 4 (802.11 n)
|
Wi-Fi Features
|
Wi-Fi Direct Mobile Hotspot
|
N/A
|
N/A
|
Bluetooth
|
Yes v3.0
|
Yes
|
Yes
|
GPS
|
Yes with A-GPS
|
N/A
|
N/A
|
IR Blaster
|
N/A
|
N/A
|
Yes
|
Multimedia
Stereo Speakers
|
Yes
|
N/A
|
N/A
|
Audio Jack
|
3.5 mm
|
N/A
|
N/A
|
Music
|
N/A
|
Yes Music Formats: Yes Music Formats : MP3 MIDI WAV WMA AMR with Equalizer Big Speaker
|
N/A
|
Sensors
Fingerprint Sensor
|
N/A
|
N/A
|
Yes
|
Fingerprint Sensor Position
|
N/A
|
N/A
|
Side
|
Other Sensors
|
Light sensor Proximity sensor Accelerometer Compass Gyroscope
|
N/A
|
N/A
|
Games
|
N/A
|
Embedded Games
|
N/A
|
Java
|
N/A
|
No
|
N/A
|
Browser
|
N/A
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Yes
|
N/A
|
Phone Book
|
N/A
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Yes 300 Entries + SIM1 + SIM2
|
N/A
|
SMS
|
N/A
|
Yes SMS Storage 100 + SIM1 + SIM2
|
N/A
|
Other Facilities
|
N/A
|
Calculator CLID with Photo Alarm clock Stop Watch World Times Speed Dialing Organizer
|
N/A
|
Compare Prices
|
Not Available in any store
|
Not Available in any store
|
₹8,599
|