LG K51 vs. Samsung Galaxy A21

LG K51
  • 6.5" (1560x720) IPS LCD
  • 3GB
    MT6762 SoC     32GB Storage
  • 13-MP, f/1.8 Rear: 2 Cameras
  • 4000 mAh
LG K51 Price
$199. Search
Samsung Galaxy A21
  • 6.5" (1600x720) Super AMOLED
  • 3GB
    MT6765) SoC     32GB Storage
  • 16-MP, f/1.8 Rear: 4 Cameras
  • 4000 mAh
Galaxy A21 Price
$184. Search

Specifications Highlights
Product NameK51Galaxy A21
ProductLG K51 (2020), Price: 199 USDGalaxy A21 (2020), Price: 184 USD at Amazon
Display6.5" 1560x720 IPS LCD 6.5" 1600x720 Super AMOLED
Rear Camera(s)
  • 25mm 13-MP f/1.8 (Primary)
  • 17mm 5-MP f/2.2
  • 24mm 16-MP f/1.8 (Primary)
  • 14mm 8-MP f/2.2
  • 2-MP f/2.4 +Bokeh Sensor
  • 2-MP f/2.4
Selfie Camera(s)
  • 13-MP f/2
  • 13-MP f/2
Computing
  • MT6762 SoC
  • 3GB RAM
  • 32GB Storage
  • MicroSDXC
  • MT6765) SoC
  • 3GB RAM
  • 32GB Storage
  • MicroSDXC
Battery4000 mAh4000 mAh
DesignIPxx, 204g (7.2oz), 77.92x166.96x8.47 mm (3.07 x 6.57 x 0.33 inches)IP Rating, 192g (6.8oz), 163.7x75.3x8.9 mm (6.44 x 2.96 x 0.35 inches)
Price (Market)$199$184
Price at Launch$199$249
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Display
Product NameK51Galaxy A21
TypeIPS LCDSuper AMOLED
Diagonal (inches)6.5"6.5"
Display/Body Ratio79.7%82.8%
Resolution1560x7201600x720
Sharpness (PPI)264 PPI270 PPI
Features
  • Multitouch
  • Glossy
  • Multitouch
  • Glossy
Color Depth24 bit (16,777,216 Colors)24 bit (16,777,216 Colors)
Primary Camera
Product NameK51Galaxy A21
Megapixel13-MP16-MP
Aperturef/1.8f/1.8
Focal Length (35mm) 25mm24mm
Sensor SizeSmallSmall
Autofocus Features
  • Contrast
Hardware Features
  • LED Flash
  • Autofocus
  • Dual LED Flash
Ultrawide Camera
Product NameK51Galaxy A21
Megapixel5-MP8-MP
Aperturef/2.2f/2.2
Focal Length (35mm) 17mm14mm
Sensor SizeVery smallVery small
Battery
Product NameK51Galaxy A21
Battery TypeLi-IonLi-Poly
Battery Capacity (mAh)4000 mAh4000 mAh
Battery Features
  • Non-Removable
  • Fast Charge
  • Non-Removable
Computing
Product NameK51Galaxy A21
Processor BrandMediaTekMediaTek
Processor NameMT6762MT6765)
Processor ModelMT6762MT6765)
Processor # Cores88
Main Processor Frequency (GHz)2 GHz2.3 GHz
RAM Options3GB3GB
Internal Storage Options32GB32GB
Memory Card TypeMicroSDXCMicroSDXC
Operating System + VersionAndroid 9.0Android 10
Communications
Product NameK51Galaxy A21
LTE Category (Download)LTE CAT6 301 MbpsLTE CAT4 150 Mbps
LTE Bands25, 26, 411, 20, 3, 38, 40, 41, 5, 7, 8
Modem Features
  • UMTS
  • EDGE
  • GPRS
  • HSPA+
  • LTE
  • UMTS
  • EDGE
  • HSPA+
  • LTE
WiFi Speed
  • a
  • b
  • g
  • n
  • ac
  • b
  • g
  • n
WiFi Features
  • Dual-band
  • Hotspot
  • WiFi Direct
  • Hotspot
  • WiFi Direct
Bluetooth VersionBluetooth 5.0Bluetooth 5.0
Bluetooth Features
  • A2DP
  • AVRCP
  • HFP
  • HID
  • HSP
  • MAP
  • OPP
  • PAN
  • PBAP/PAB
  • SPP
  • A2DP
  • AVRCP
  • DIP
  • HFP
  • HID
  • HSP
  • MAP
  • OPP
  • PAN
  • PBAP/PAB
NFC Features
  • NFC Supported
  • NFC Supported
Connector TypeUSB Type CUSB Type C
Connector Features
  • USB 2.0
  • USB OTG
  • USB 2.0
  • USB OTG
SAR EU Head0.23 W/Kg
SAR EU Body1.38 W/Kg
Sim Card 0
Product NameK51Galaxy A21
NameSIM0SIM0
SIM TypeNano SIM/MicroSDNano SIM
Multimedia
Product NameK51Galaxy A21
Multimedia Features
  • DLNA
Audio Features
  • Loudspeaker
  • 3.5mm Port
  • Loudspeaker
  • FM Radio
  • 3.5mm Port
Audio Formats
  • AAC
  • 3GA
  • AMR
  • RA
  • FLAC
  • M4A
  • MID
  • MIDI
  • MP3
  • WAV
  • OGG
  • AAC
  • 3GA
  • AMR
  • RA
  • AWB
  • FLAC
  • M4A
  • MID
  • MIDI
  • MP3
  • OGA
  • OGG
  • WMA
  • WAV
Video Formats
  • MPEG-4
  • MP4
  • H.265
  • H.263
  • H.264
  • MPEG-4
  • H.265
  • MP4
  • VC-1
  • VP8
  • VP9
  • WMV7
  • WMV8
  • XVID
Sensors
  • Proximity
  • Accelerometer
  • Gyroscope
  • Fingerprint
  • GPS
  • A-GPS
  • Proximity
  • Accelerometer
  • Compass
  • Gyroscope
  • Fingerprint
  • GPS
  • A-GPS
  • GLONASS
  • BeiDou

LG K51 vs. Samsung Galaxy A21 Specs & Speed Benchmarks

Battery Capacity (mAh)

Higher is better
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