Karbonn K21 vs Realme Gt 7 Pro

Key Specs

Battery
1000 mAh	-
Display
2.2 inches (5.59 cm)	-
Rear Camera
0.3 MP	-

Audio

Audio Jack
-	USB Type-C
Loudspeaker
-	Yes
Stereo Speakers
-	Yes

Battery

Capacity
1000 mAh	5800 mAh
Quick Charging
-	Yes, Super VOOC, 120W: 50 % in 11 minutes
Removable
-	No
Standby Time
Up to 120(2G)	-
Standby time
Up to 120(2G)	-
TalkTime
Up to 3(2G)	-
Type
Li-ion	Silicon Carbon
USB Type-C
-	Yes

Camera

Autofocus
-	Yes
Camera Features
Digital Zoom Smile detection	-
Camera Setup
Single	-
Flash
Yes	Yes, Screen flash
Front Camera
-	16 MP
Image Resolution
-	8150 x 6150 Pixels
Rear Camera
-	50 MP + 8 MP + 50 MP
Resolution
0.3 MP Primary Camera	-
Shooting Modes
Continuous Shooting	Continuous Shooting High Dynamic Range mode (HDR)
Video Recording
-	8k @ 24 FPS 4k @ 60 FPS Full HD @ 240 FPS HD @ 480 FPS

Design

Build Material
-	Back: Mineral Glass
Colours
Coffee/Grey	Mars Orange, Galaxy Grey
Height
111.5 mm	-
Ruggedness
-	Dust proof
Thickness
14.30 mm	-
Weight
80 grams	220.2 grams
Width
47.3 mm	-

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Dimensions

Height
-	162.45 mm
Thickness
-	8.55 mm
Width
-	76.89 mm

Display

Bezel-less display
-	Yes with punch-hole display
Display Type
LCD	LTPO AMOLED (Curved Display)
Pixel Density
128 ppi	450 ppi
Refresh Rate
-	120 Hz
Resolution
-	16 MP f/2.45, Wide Angle, Primary Camera
Screen Protection
-	Corning Gorilla Glass, Glass 7i
Screen Size
2.2 inches (5.59 cm)	6.78 inches (17.22 cm)
Screen to Body Ratio (calculated)
28.88 %	-
Screen to Body Ratio (claimed by the brand)
-	92.8 %

General

Brand
Karbonn	realme
Custom UI
-	Realme UI
Launch Date
December 21, 2011	November 27, 2024
Operating System
-	Android v15

Multimedia

FM Radio
Yes	-
Fm Radio
Yes	-
Music
Yes, Music Formats: Yes, Music Formats : MP3, MIDI, AMR, WAV, Big Speaker for Loud Music with Hot Key, 3.5mm Audio Jack	-

Network & Connectivity

Bluetooth
Yes	Yes, v5.4
GPS
-	Yes with A-GPS, Glonass
NFC
-	Yes
Network Support
5G Not Supported in India, 2G	5G, 4G, 3G, 2G
SIM 1
GPRS: Available	5G Bands: FDD N1 / N2 / N3 / N5 / N7 / N8 / N20 / N28 TDD N38 / N40 / N41 / N66 / N77 / N78 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39) 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 13) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 850(band 26) 3G Bands: UMTS 1700 / 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM 2
-	5G Bands: FDD N1 / N2 / N3 / N5 / N7 / N8 / N20 / N28 TDD N38 / N40 / N41 / N66 / N77 / N78 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39) 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 13) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 850(band 26) 3G Bands: UMTS 1700/2100 / 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM Size
-	SIM1: Nano, SIM2: Nano
SIM Slot(s)
Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
VoLTE
-	Yes
Wi-Fi
No	Yes, Wi-Fi 7 (802.11 a/b/g/n/ac/be/ax) 5GHz 6GHz

Performance

Graphics
-	Adreno 830
Processor
-	Qualcomm Snapdragon 8 Elite
RAM
-	12 GB
RAM Type
-	LPDDR5X

Sensors

Browser
Yes	-
Fingerprint Sensor
-	Yes
Java
No	-
MMS
Yes, Depend on T-Flash Card Capacity	-
Mms
Yes, Depend on T-Flash Card Capacity	-
Other Facilities
EMS, STK, Power on/off animation, Voice codecs : WAV, AMR, Calculator, Alarm clock, Stop Watch, World Times, Speed Dialing	-
Other Sensors
-	Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Phone Book
Yes, 500 Entries+ SIM 1 + SIM2	-
SMS
Yes, SMS Storage 200 + SIM1 + SIM2	-
Sms
Yes, SMS Storage 200 + SIM1 + SIM2	-

Storage

Expandable Memory
Yes, Up to 4 GB	No
Internal Memory
123 KB	256 GB
Storage Type
-	UFS 4.0