Oppo K13 Turbo vs Vivo Y21l

Key Specs

Battery
-	2000 mAh
Display
-	4.5 inches (11.43 cm)
Front Camera
-	2 MP
Processor
-	Qualcomm Snapdragon 410 MSM8916
RAM
-	1 GB
Rear Camera
-	5 MP

Audio

Stereo Speakers
Yes	-

Battery

Capacity
7000 mAh	2000 mAh
Quick Charging
80W Fast Charging	-
Removable
-	Yes
Type
non-removable	Li-ion
USB Type-C
Yes	No

Camera

Flash
LED flash	-
Front Camera
16MP	-
Rear Camera
50MP + 2MP	-
Video Recording
4K @ 60fps video	-

Design

Build Material
Composite glass fiber back	-
Colours
First Purple, Knight White, Midnight Maverick	White
Height
-	130.7 mm
Ruggedness
Dust Proof	-
Thickness
-	9.2 mm
Water Resistance
IP68/IP69 water & dust resistance	-
Weight
-	145 grams
Width
-	66.4 mm

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Dimensions

Dimensions
162.78 x 77.22 x 8.31 mm	-
Height
8.31 mm	-
Thickness
8.31 mm	-
Width
77.22mm	-

Display

Brightness
1600 nits	-
Display Type
AMOLED	IPS LCD
Pixel Density
453ppi	218 ppi
Refresh Rate
120 Hz	-
Resolution
1280x2800 px	480x854 px
Screen Protection
-	No
Screen Size
6.8-inch	4.5 inches (11.43 cm)
Screen to Body Ratio (calculated)
-	64.18 %
Touch Screen
-	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Autofocus
-	No
Flash
-	No
Resolution
-	2 MP f/2.2, Primary Camera

General

Brand
Oppo	vivo
Custom UI
ColourOS 15	Funtouch OS
Launch Date
August 11, 2025	August 22, 2016
Model
K13 Turbo	-
Operating System
Android 15	Android v5.1 (Lollipop)

Main Camera

Autofocus
-	Yes
Camera Features
-	Digital Zoom Auto Flash Face detection Touch to focus
Camera Setup
-	Single
Flash
-	Yes, LED Flash
Image Resolution
-	2592 x 1944 Pixels
OIS
-	No
Resolution
-	5 MP f/2.2, Primary Camera
Sensor
-	CMOS image sensor
Settings
-	Exposure compensation, ISO control
Shooting Modes
-	Continuous Shooting High Dynamic Range mode (HDR)
Video Recording
-	1280x720 @ 30 fps

Multimedia

Audio Jack
-	3.5 mm
FM Radio
-	Yes
Loudspeaker
-	Yes

Network & Connectivity

Bluetooth
5.4	Yes, v4.0
GPS
Yes	Yes with A-GPS
NFC
Yes	No
Network Support
5G	5G Not Supported in India, 4G Supported in India, 3G, 2G
SAR Value
-	Head: 1.062 W/kg, Body: 1.120 W/kg
SIM 1
-	4G Bands: TD-LTE 2300(band 40) FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5) 3G Bands: UMTS 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM 2
-	2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM Size
Dual Nano-SIM	SIM1: Micro, SIM2: Micro
SIM Slot(s)
-	Dual SIM, GSM+GSM
USB Connectivity
-	Mass storage device, USB charging, microUSB 2.0
VoLTE
Yes	Yes
Wi-Fi
Wi-Fi	Yes, Wi-Fi 4 (802.11 b/g/n)
Wi-Fi Features
-	Mobile Hotspot

Performance

Architecture
-	64 bit
CPU
-	Quad core, 1.2 GHz, Cortex A53
Chipset
-	Qualcomm Snapdragon 410 MSM8916
Graphics
-	Adreno 306
Processor
MediaTek Dimensity 8450 (octa-core, 4nm)	-
Processor Fabrication
4 nm	-
RAM
8GB/12GB	1 GB
RAM Type
LPDDR5X	-

Sensors

Fingerprint Sensor
In-display	No
Other Sensors
accelerometer, gyroscope, proximity, ambient light, magnetometer	Light sensor, Proximity sensor, Accelerometer

Storage

Expandable Memory
-	Yes, Up to 128 GB
Internal Memory
128GB/256GB	16 GB
Storage Type
UFS 3.1	-
USB OTG
-	Yes