• 6.5" (2400x1080) Super AMOLED
  • 6GB/8GB
    Samsung Exynos 980 SoC
    128GB Storage
  • 48-MP, f/2 4 Rear Cameras
    CAMERA HW score: 103
  • 4500 mAh
  • 5.81" (2280x1080) P-OLED
  • 6GB
    Snapdragon 730 SoC
    128GB Storage
  • 12.2-MP, f/1.7, OIS 1 Rear Camera
    CAMERA HW score: 93
  • 3140 mAh USB Power Delivery 2.0

Specifications Highlights
Product NameGalaxy A51 5GPixel 4a
ProductGalaxy A51 5G (Launched 2020-04-08), Price: 499 USD at AmazonPixel 4a (Launched 2020-08-03), Price: 314 USD at Amazon
Display6.5" 2400x1080 Super AMOLED 5.81" 2280x1080 P-OLED
Rear Camera(s)
  • 25mm 48-MP f/2 (Primary)
  • 13mm 12-MP f/2.2
  • 5-MP f/2.2 +Bokeh Sensor
  • 5-MP f/2.4
  • 27mm 12.2-MP f/1.7 (Primary) +OIS
Selfie Camera(s)
  • 32-MP f/2.2
  • 8-MP f/2
Computing
  • Samsung Exynos 980 SoC
  • 6GB/8GB RAM
  • 128GB Storage
  • MicroSDXC
  • Snapdragon 730 SoC
  • 6GB RAM
  • 128GB Storage
Battery4500 mAh3140 mAh, USB Power Delivery 2.0
DesignIP Rating, 187g (6.6oz), 73.6x158.9x8.7 mm (2.90 x 6.26 x 0.34 inches)IP Rating, 162g (5.7oz), 68.58x144.78x8.2 mm (2.70 x 5.70 x 0.32 inches)
Price (Market)$499$314
Price at Launch$549$349
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Display
Product NameGalaxy A51 5GPixel 4a
TypeSuper AMOLEDP-OLED
Diagonal (inches)6.5"5.81"
Display/Body Ratio87.2%84.9%
Resolution2400x10802280x1080
Sharpness (PPI)405 PPI434 PPI
Display Glass TypeGorilla Glass
Features
  • Multitouch
  • Glossy
  • Multitouch
  • Glossy
  • HDR
Color Depth24 bit (16,777,216 Colors)24 bit (16,777,216 Colors)
Primary Camera
Product NameGalaxy A51 5GPixel 4a
Megapixel48-MP12.2-MP
Aperturef/2f/1.7
Focal Length (35mm) 25mm27mm
Sensor SizeMediumSmall
Autofocus Features
  • Phase Detection
  • Phase Detection
  • Dual-Pixel Phase Detection
Hardware Features
  • Quad Bayer
  • OIS
Ultrawide Camera
Product NameGalaxy A51 5G
Megapixel12-MP
Aperturef/2.2
Focal Length (35mm) 13mm
Sensor SizeSmall
Macro Camera
Product NameGalaxy A51 5G
Megapixel5-MP
Aperturef/2.4
Sensor SizeVery small
Hardware Features
  • Macro Lens
Battery
Product NameGalaxy A51 5GPixel 4a
Battery TypeLi-IonLi-Poly
Battery Capacity (mAh)4500 mAh3140 mAh
Battery Features
  • Fast Charge
  • Non-Removable
  • Fast Charge
  • Non-Removable
Fast-Charge ProtocolUSB Power Delivery 2.0
Computing
Product NameGalaxy A51 5GPixel 4a
Processor BrandQualcomm
Processor NameSamsung Exynos 980Snapdragon 730
Processor # Cores88
Main Processor Frequency (GHz)2.2 GHz2.2 GHz
RAM Options6GB/8GB6GB
Internal Storage Options128GB128GB
Memory Card TypeMicroSDXC
Operating System + VersionAndroid 10Android 10
Communications
Product NameGalaxy A51 5GPixel 4a
LTE Bands1, 3, 5, 7, 81, 12, 13, 14, 17, 18, 19, 2, 20, 25, 26, 28, 29, 3, 30, 38, 39, 4, 40, 41, 46, 46, 5, 66, 7, 71, 8
Modem Features
  • UMTS
  • EDGE
  • GPRS
  • HSPA+
  • LTE
  • 5G NSA
  • 5G SA
  • UMTS
  • EDGE
  • GPRS
  • HSPA+
  • LTE
  • EV-DO A
WiFi Speed
  • a
  • b
  • g
  • n
  • ac
  • a
  • b
  • g
  • n
  • ac
WiFi Features
  • Dual-band
  • Hotspot
  • WiFi Direct
  • Dual-band
  • Hotspot
  • WiFi Direct
Bluetooth VersionBluetooth 5.0Bluetooth 5.0
Bluetooth Features
  • A2DP
  • AVRCP
  • DIP
  • HFP
  • HID
  • HSP
  • MAP
  • OPP
  • PAN
  • PBAP/PAB
  • A2DP
  • BT LE
NFC Features
  • NFC Supported
Connector TypeUSB Type CUSB Type C
Connector Features
  • USB 2.0
  • USB OTG
  • USB 2.0
  • USB OTG
SAR US Head0.8 W/Kg
SAR US Body0.67 W/Kg
SAR EU Head0.369 W/Kg
SAR EU Body1.59 W/Kg
Sim Card 0
Product NameGalaxy A51 5GPixel 4a
NameSIM0SIM0
SIM TypeNano SIMNano SIM
Sim Card 1
Product NameGalaxy A51 5GPixel 4a
NameSIM1
SIM TypeNano SIM
Multimedia
Product NameGalaxy A51 5GPixel 4a
Audio Features
  • Loudspeaker
  • FM Radio
  • 3.5mm Port
  • Loudspeaker
  • 3.5mm Port
Audio Formats
  • AAC
  • 3GA
  • AMR
  • RA
  • AWB
  • FLAC
  • M4A
  • MID
  • MIDI
  • MP3
  • OGA
  • OGG
  • WMA
  • WAV
  • AAC
  • 3GA
  • AMR
  • RA
  • AWB
  • FLAC
  • M4A
  • MID
  • MIDI
  • MP3
  • OGA
  • OGG
  • WMA
  • WAV
Video Formats
  • H.263
  • H.264
  • MPEG-4
  • H.265
  • MP4
  • VC-1
  • VP8
  • VP9
  • WMV7
  • WMV8
  • XVID
  • DIVX
  • H.263
  • H.264
  • MPEG-4
  • H.265
  • MP4
  • VC-1
  • VP8
  • XVID
Sensors
  • Proximity
  • Accelerometer
  • Compass
  • Gyroscope
  • Fingerprint
  • GPS
  • A-GPS
  • GLONASS
  • BeiDou
  • Galileo
  • Proximity
  • Accelerometer
  • Gyroscope
  • Barometer
  • GPS
  • A-GPS
  • GLONASS
  • Galileo

Samsung Galaxy A51 5G vs. Google Pixel 4a Specs & Speed Benchmarks

Battery Capacity (mAh)

Higher is better