Oppo K13x vs Realme C55 128gb

Key Specs

Battery
-	5000 mAh
Display
-	6.72 inches (17.07 cm)
Front Camera
-	8 MP
Processor
-	MediaTek Helio G88
RAM
-	8 GB
Rear Camera
-	64 MP + 2 MP

Audio

Audio Jack
3. 5 mm	-
Loudspeaker
Yes	-

Battery

Capacity
6000 mAh	5000 mAh
Quick Charging
Yes, 45W Fast charging	Yes, Super VOOC, 33W: 100 % in 63 minutes
Removable
No	No
Type
Li-ion	Li-Polymer
USB Type-C
-	Yes

Camera

Flash
Yes, LED	-
Front Camera
8 MP	-
Rear Camera
50 MP + 2 MP	-
Video Recording
1080p @ 60 fps FHD, 720p @ 30 fps HD	-

Design

Colours
Midnight Violet, Sunset Peach	Sun Shower, Rainy Night
Height
-	165.6 mm
Ruggedness
Dust Proof	-
Thickness
-	7.8 mm
Water Resistance
1.18 m upto 1.05 min	-
Weight
194 gram	189.5 grams
Width
-	75.9 mm

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Dimensions

Dimensions
76.2 x 165.7 x 7.9 mm	-
Height
165.7 mm	-
Thickness
7.9 mm	-
Width
76.2 mm	-

Display

Aspect Ratio
20:9	20:9
Bezel-less display
-	Yes with punch-hole display
Brightness
850 nits	680 nits
Display Type
LCD Screen	IPS LCD
Pixel Density
264 PPI	392 ppi
Refresh Rate
120 Hz	90 Hz
Resolution
720 x 1604 pixels	1080x2400 px (FHD+)
Screen Size
6.67 inches	6.72 inches (17.07 cm)
Screen to Body Ratio (calculated)
-	86.74 %
Screen to Body Ratio (claimed by the brand)
84.9%	91.4 %
Touch Screen
-	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Camera Setup
-	Single
Resolution
-	8 MP, Primary Camera

General

Brand
Oppo	realme
Custom UI
ColorOS 15	Realme UI
Launch Date
June 23, 2025	March 28, 2023 (Official)
Model
K13x	-
Operating System
Android v15	Android v13

Main Camera

Autofocus
-	Yes
Camera Features
-	Digital Zoom Auto Flash Face detection Touch to focus
Camera Setup
-	Dual
Flash
-	Yes, LED Flash
Image Resolution
-	9000 x 7000 Pixels
Resolution
-	64 MP, Primary Camera 2 MP, Depth Camera
Settings
-	Exposure compensation, ISO control
Shooting Modes
-	Continuous Shooting High Dynamic Range mode (HDR) Starry Mode
Video Recording
-	1920x1080 @ 30 fps 1280x720 @ 30 fps

Multimedia

Audio Jack
-	3.5 mm
Loudspeaker
-	Yes

Network & Connectivity

Bluetooth
Yes, v5.4	Yes, v5.1
GPS
Yes, with BeiDou: B1I; GPS: L1; GLONASS: G1; Galileo: E1; QZSS: L1	Yes with A-GPS, Glonass
Network Support
4G.5G	5G Not Supported in India, 4G Supported in India, 3G, 2G
SIM 1
5G Bands: n1/n3/n5/n8/n28B/n40/n41/n77/n78	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
5G Bands: n1/n3/n5/n8/n28B/n40/n41/n77/n78	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
Nano+Nano SIM	SIM1: Nano, SIM2: Nano
SIM Slot(s)
Dual Sim, GSM+GSM (Hybrid Slot)	Dual SIM, GSM+GSM
USB Connectivity
-	Mass storage device, USB charging
VoLTE
Yes	Yes
Wi-Fi
Yes, with wifi-hotspot	Yes, Wi-Fi 5 (802.11 b/g/n/ac) 5GHz
Wi-Fi Features
-	Mobile Hotspot

Performance

Architecture
-	64 bit
CPU
-	Octa core (2 GHz, Dual core, Cortex A75 + 1.8 GHz, Hexa Core, Cortex A55)
Chipset
-	MediaTek Helio G88
Fabrication
-	12 nm
Graphics
-	Mali-G52 MC2
Processor
Mediatek Dimensity 6300	-
RAM
4 GB /6 GB / 8GB	8 GB
RAM Type
LPDDR4X	LPDDR4X
RAM type
-	LPDDR4X

Sensors

Fingerprint Sensor
Yes, Side	Yes
Fingerprint Sensor Position
-	Side
Other Sensors
Accelerometer, Gyro, Proximity, Compass	Light sensor, Proximity sensor, Accelerometer

Storage

Expandable Memory
up to 1TB	Yes, Up to 1 TB
Internal Memory
128 GB	128 GB
Storage Type
UFS 2.2	eMMC 5.1