Karbonn A18 Plus vs Realme C51

Key Specs

Battery
2000 mAh	-
Display
5.0 inches (12.7 cm)	-
RAM
512 MB	-
Rear Camera
5 MP	-

Audio

Audio Jack
-	3.5 mm
Loudspeaker
-	Yes

Battery

Capacity
2000 mAh	5000 mAh
Quick Charging
-	Yes, Super VOOC, 33W: 50 % in 28 minutes
Removable
-	No
Standby Time
Up to 270 Hours(3G) / Up to 320 Hours(2G)	-
Standby time
Up to 270 Hours(3G) / Up to 320 Hours(2G)	-
TalkTime
Up to 7.5 Hours(3G) / Up to 12 Hours(2G)	-
Type
Li-ion	Li-Polymer
USB Type-C
-	Yes

Camera

Autofocus
-	Yes, Phase Detection autofocus
Camera Features
Digital Zoom	-
Camera Setup
Single	-
Flash
Yes, LED Flash	Yes, LED Flash
Front Camera
-	5 MP
Image Resolution
2592 x 1944 Pixels	8150 x 6150 Pixels
Rear Camera
-	50 MP + 0.08 MP
Resolution
5 MP Primary Camera	-
Settings
Exposure compensation	-
Shooting Modes
-	Continuous Shooting High Dynamic Range mode (HDR)
Video Recording
-	1280x720 @ 30 fps

Design

Colours
Black, White	Mint Green, Carbon Black
Weight
-	186 grams

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Dimensions

Height
-	167.2 mm
Thickness
-	7.9 mm
Width
-	76.7 mm

Display

Aspect Ratio
-	20:9
Bezel-less display
-	Yes with waterdrop notch
Brightness
-	560 nits
Display Colour
16M	-
Display Type
IPS LCD	IPS LCD
Pixel Density
196 ppi	260 ppi
Refresh Rate
-	90 Hz
Resolution
-	720x1600 px (HD+)
Screen Size
5.0 inches (12.7 cm)	6.74 inches (17.12 cm)
Screen to Body Ratio (claimed by the brand)
-	90.3 %
Touch Screen
Yes, Capacitive Touchscreen, Multi-touch	-

General

Brand
-	realme
Custom UI
-	Realme UI
Launch Date
-	September 4, 2023
Operating System
-	Android v13
SAR Value
-	Head: 1.183 W/kg, Body: 0.775 W/kg

Multimedia

Audio Jack
3.5 mm	-
FM Radio
Yes	-
Fm Radio
Yes	-
Loudspeaker
Yes	-
Music
Yes, Music Formats: MP3	-
Ring Tone
Music ringtones, Polyphonic ringtones, Vibration	-
Video Player
Yes, Video Formats: 3GP, AVI, MOV, MPEG, WMV	-
Video player
Yes, Video Formats: 3GP, AVI, MOV, MPEG, WMV	-

Network & Connectivity

Bluetooth
Yes, v4.0	Yes, v5.0
GPS
Yes with A-GPS	Yes with A-GPS, Glonass
NFC
-	No
Network Support
5G Not Supported in India, 3G, 2G	5G Not Supported in India, 4G Supported in India, 3G, 2G
SIM 1
3G Bands: UMTS 2100 MHz 2G Bands: GSM 1800 / 900 MHz 3G Speed: HSDPA 7.2 Mbit/s ↓ GPRS: Available EDGE: Available	4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM 2
2G Bands: GSM 1800 / 900 MHz	4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 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
USB Connectivity
microUSB 2.0	-
Usb Connectivity
microUSB 2.0	-
VoLTE
-	Yes
Wi-Fi
Yes, Wi-Fi 4 (802.11 b/g/n)	Yes, Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz, MIMO
Wi-Fi Features
Mobile Hotspot	-

Performance

CPU
Dual core, 1.3 GHz	-
Graphics
-	Mali-G57
Processor
-	Unisoc T612
RAM
-	4 GB
RAM Type
-	LPDDR4X
Ram
512 MB	-

Sensors

Applications
Hungama My Play, Customizable Widgets, Google Play Store, Gmail, Google Search and Voice Search, Google Talk, Karbonn Live, WhatsApp, Flipboard	-
Browser
Yes, WAP	-
Email
Yes, Push e-mail	-
Fingerprint Sensor
-	Yes
Games
Yes	-
Instant Messaging
Yes, Google Talk	-
Other Facilities
Calculator, World clock, Calendar, Alarm, Document viewer	-
Other Sensors
Light sensor, Proximity sensor, Accelerometer	Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Phone Book
Yes, Practically Unlimited	-

Storage

Expandable Memory
Yes, Up to 32 GB	Yes, Up to 2 TB
Internal Memory
4 GB	64 GB