Samsung Galaxy A51 5G vs. Samsung Galaxy S9

Samsung Galaxy A51 5G
  • 6.5" (2400x1080) Super AMOLED
  • 6GB/8GB
    Samsung Exynos 980 SoC     128GB Storage
  • 48-MP, f/2 Rear: 4 Cameras
  • 4500 mAh
Galaxy A51 5G
News (1)
Galaxy A51 5G Price
$499.99. Search
Samsung Galaxy S9
  • 5.8" (2960x1440) Super AMOLED
  • 4GB
    Snapdragon 845 SoC     128GB/256GB/64GB Storage
  • 12-MP, f/1.5, OIS Rear: 1 Camera
  • 3000 mAh W-Charge
Rating: 10/10
Read ReviewGalaxy S9
News (125)
Galaxy S9 Price
$445. Search

Specifications Highlights
Product NameGalaxy A51 5GGalaxy S9
ProductGalaxy A51 5G (2020), Price: 499.99 USD at AmazonGalaxy S9 (2018), Price: 445 USD at Amazon
Display6.5" 2400x1080 Super AMOLED 5.8" 2960x1440 Super AMOLED , HDR10
Rear Camera(s)
  • 26mm 48-MP f/2 (Primary)
  • 13mm 12-MP f/2.2
  • 5-MP f/2.2 +Bokeh Sensor
  • 40mm 5-MP f/2
  • 27mm 12-MP f/1.5 (Primary) +OIS
Selfie Camera(s)
  • 32-MP f/2.2
  • 26mm 8-MP f/1.7
Computing
  • Samsung Exynos 980 SoC
  • 6GB/8GB RAM
  • 128GB Storage
  • MicroSDXC
  • Snapdragon 845 SoC
  • 4GB RAM
  • 128GB/256GB/64GB Storage
  • MicroSD (400GB max.)
Battery4500 mAh3000 mAh, Wireless Charging
DesignIP Rating, 187g (6.6oz), 73.6x158.9x8.7 mm (2.90 x 6.26 x 0.34 inches)IP68, 163g (5.7oz), 147.7x68.7x 8.5 mm (5.81 x 2.70 x 0.33 inches)
Price (Market)$499.99$445
Price at Launch$499.99$720
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Samsung Galaxy S9: Hands-On
+12
Display
Product NameGalaxy A51 5GGalaxy S9
TypeSuper AMOLEDSuper AMOLED
Diagonal (inches)6.5"5.8"
Display/Body Ratio87.2%84.1%
Resolution2400x10802960x1440
Sharpness (PPI)405 PPI568 PPI
Display Glass TypeGorilla Glass 5
Features
  • Multitouch
  • Glossy
  • Multitouch
  • Glossy
  • Tweakable Resolution
  • HDR10
  • Always-On
Color Depth24 bit (16,777,216 Colors)24 bit (16,777,216 Colors)
Primary Camera
Product NameGalaxy A51 5GGalaxy S9
Megapixel48-MP12-MP
Aperturef/2f/1.5
Focal Length (35mm) 26mm27mm
Sensor SizeMediumSmall
Autofocus Features
  • Phase Detection
  • Phase Detection
  • Contrast
  • Dual-Pixel Phase Detection
Hardware Features
  • Quad Bayer
  • Autofocus
  • OIS
  • Flash
  • Dual LED Flash
  • HDR Photo
Video Resolutions
  • 720p/960fps
  • 1080p/120fps
  • 2160p/30fps
  • 1080p/60fps
  • 2160p/30fps
  • 720p/120fps
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
Focal Length (35mm) 40mm
Sensor SizeVery small
Hardware Features
  • Macro Lens
Battery
Product NameGalaxy A51 5GGalaxy S9
Battery TypeLi-IonLi-Ion
Battery Capacity (mAh)4500 mAh3000 mAh
Battery Features
  • Fast Charge
  • Non-Removable
  • Fast Charge
  • Wireless Charging Integrated
Computing
Product NameGalaxy A51 5GGalaxy S9
Processor BrandQualcomm
Processor NameSamsung Exynos 980Snapdragon 845
Processor # Cores88
Main Processor Frequency (GHz)2.2 GHz2.8 GHz
RAM Options6GB/8GB4GB
Internal Storage Options128GB128GB/256GB/64GB
Memory Card TypeMicroSDXCMicroSD
Mem. Card Max. Size400GB
Operating System + VersionAndroid 10Android 8.0
Communications
Product NameGalaxy A51 5GGalaxy S9
LTE Category (Download)LTE CAT18 1200/211 Mbps
LTE Bands1, 3, 5, 7, 8
Modem Features
  • UMTS
  • EDGE
  • GPRS
  • HSPA+
  • LTE
  • 5G NSA
  • 5G SA
  • GPRS
  • EDGE
  • LTE
WiFi Speed
  • a
  • b
  • g
  • n
  • ac
  • a
  • ac
  • b
  • g
  • n
WiFi Features
  • Dual-band
  • Hotspot
  • WiFi Direct
  • MU-MIMO
  • MIMO
  • Hotspot
  • Dual-band
  • WiFi Direct
Bluetooth VersionBluetooth 5.0Bluetooth 5.0
Bluetooth Features
  • A2DP
  • AVRCP
  • DIP
  • HFP
  • HID
  • HSP
  • MAP
  • OPP
  • PAN
  • PBAP/PAB
  • A2DP
  • BT LE
  • BT EDR
NFC Features
  • NFC Supported
Connector TypeUSB Type CUSB Type C
Connector Features
  • USB 2.0
  • USB OTG
  • USB 3.1
  • USB OTG
  • 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 5GGalaxy S9
NameSIM0SIM0
SIM TypeNano SIMNano SIM
Sim Card 1
Product NameGalaxy A51 5GGalaxy S9
NameSIM1
SIM TypeNano SIM
Multimedia
Product NameGalaxy A51 5GGalaxy S9
Multimedia Features
  • Daydream VR
Audio Alerts
  • MP3
  • VIBRATION
  • WAV
Speaker channelsStereo
Audio Features
  • Loudspeaker
  • FM Radio
  • 3.5mm Port
  • Loudspeaker
  • 3.5mm Port
  • Phone Noise Cancellation
Audio Formats
  • AAC
  • 3GA
  • AMR
  • RA
  • AWB
  • FLAC
  • M4A
  • MID
  • MIDI
  • MP3
  • OGA
  • OGG
  • WMA
  • WAV
  • 3GA
  • AAC
  • AMR
  • AWB
  • FLAC
  • M4A
  • MID
  • MIDI
  • MP3
  • MXMF
  • OGA
  • OGG
  • OTA
  • RTTTL
  • WAV
  • WMA
  • XMF
Video Formats
  • H.263
  • H.264
  • MPEG-4
  • H.265
  • MP4
  • VC-1
  • VP8
  • VP9
  • WMV7
  • WMV8
  • XVID
  • 3G2
  • 3GP
  • ASF
  • AVI
  • FLV
  • M4V
  • MKV
  • MP4
  • WEBM
  • WMV
Sensors
  • Proximity
  • Accelerometer
  • Compass
  • Gyroscope
  • Fingerprint
  • GPS
  • A-GPS
  • GLONASS
  • BeiDou
  • Galileo
  • Accelerometer
  • Barometer
  • Compass
  • Gesture
  • GPS
  • A-GPS
  • GLONASS
  • Gyroscope
  • Heart Rate
  • Light
  • Proximity

Samsung Galaxy A51 5G vs. Samsung Galaxy S9 Specs & Speed Benchmarks

Basemark OS II 2.0

Higher is better

Geekbench 4 Single

Higher is better

Geekbench 4 Multi

Higher is better

3DMark Slingshot 3.1

Higher is better

3DMark Unlimited Icestorm

Higher is better

GFXBench Manhattan (Offscr.)

Higher is better

GFXBench Manhattan 3.1 (Offscr.)

Higher is better

GFXBench T-Rex (Offscr.)

Higher is better

Battery Capacity (mAh)

Higher is better

Battery Charge Speed (mAh/mn)

Higher is better
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