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Samsung Galaxy A51 vs Google Pixel 4a

Samsung Galaxy A51 SamsungGalaxy A51
VS
Google Pixel 4a GooglePixel 4a

The third device is shown on desktop screens only

General

Device Type
Smart Phone
Smart Phone
Device Name
—
Google Pixel 4aG025JGA02099
Announced
December 2019
August 2020
Released
December 2019
August 2020
Colors
BlackWhiteBluePink
Just BlackBarely Blue

Design

Length
158.5 mm (6.24 in)
144 mm (5.67 in)
Width
73.6 mm (2.90 in)
69.4 mm (2.73 in)
Thickness
7.9 mm (0.31 in)
8.2 mm (0.32 in)
Weight
172 g (6.07 oz)
143 g (5.04 oz)
Materials
Glass front (Gorilla Glass 3)Plastic backPlastic frame
Same on both

Network

2G Network
Yes
Yes
3G Network
Yes
Yes
4G Network
Yes
Yes
GPRS
Yes
Yes
EDGE
Yes
Yes
SIM
Nano SIM
Nano SIM/eSIM
Multi SIM
Single SIM or Dual SIM
—
Speed
3G Up to 42 MB4G Up to 600 MB
3G Up to 42 MB4G Up to 800 MB

Display

Display Type
Super AMOLED
OLED
Size
6.5 Inches
5.81 Inches
Resolution
1080x2400 Pixels (FHD+)
1080x2340 Pixels (FHD+)
Screen Ratio
87.4%
83.3%
Aspect Ratio
20:9
19.5:9
Pixel Density
405 PPI
443 PPI
Display Protection
Corning Gorilla Glass 3
Corning Gorilla Glass 3
Features
Frameless
HDRDark Mode
On both: Always-on Display, Hole-punch Notch, Capacitive, Multi-touch, 16M Colors

Hardware

Chipset
Samsung Exynos 9611
Qualcomm Snapdragon 730G
Manufacturing Technology
10 nm
8 nm
CPU Type
Octa-core
Octa-core
CPU
Octa-core:Quad-core 2.3 GHzQuad-core 1.7 GHz
Octa-core:Dual-core 2.2 GHzHexa-core 1.8 GHz
GPU
Mali-G72 MP3
Adreno 618
RAM (Memory)
4/6/8 GB4 GB (64 GB)4 GB (128 GB)6 GB (128 GB)8 GB (128 GB)8 GB (256 GB)
6 GB
Internal Storage
64/128/256 GB
128 GB
Storage Type
UFS 2.0
UFS 2.1
Ram Type
LPDDR4x
—
Card Slot
Yes - MicroSD
No

Software

OS
Android 9.0 (Pie)
Android 10
Update To
Android 11
Android 11
User Interface
One UI 3.0
—

Main camera

Camera
—
12.2 MP
Four
First Camera: 48 MP (Standard)Second Camera: 12 MP (Ultrawide)Third Camera: 5 MP (Macro)Fourth Camera: 5 MP (Depth)
—
Aperture Size
First Camera: F/2.0Second Camera: F/2.2Third Camera: F/2.4Fourth Camera: F/2.4
F/1.7
Sensor
Sony IMX582
—
Video
FHD 1080P@30/120fps
FHD 1080P@60/120fps
On both: 4K 2160P@30fps, Slow Motion, Electronic Stabilization (EIS)
Flash
Yes
Yes
More details (1)Camera Features
Camera Features
AI Scene Detection
Optical Stabilization (OIS)
On both: Autofocus (AF), Portrait Mode, Night Mode, Pro Mode, Digital Zoom, Continuous shooting, Panorama, Exposure compensation, Face detection, Geotagging, HDR, ISO settings, Scene mode, Self-timer, Touch focus, White balance settings

Selfie Camera

Camera
32 MP
8 MP
Aperture Size
F/2.2
F/2.0
Video
4K 2160P@30fpsFHD 1080P@30fps
FHD 1080P@30fps
Flash
No
No
More details (1)Camera Features
Camera Features
Portrait ModeBeauty ModeFace DetectionGesture ShotHDR
Same on both

Connectivity

Wi-Fi
No extras
DLNA
On both: Wi-Fi 802.11, a/b/g/n/ac, Dual-band, Wi-Fi Direct, Hotspot
Bluetooth
No extras
aptX HD
On both: 5.0, A2DP, LE
Location
BDS
QZSS
On both: GPS, A-GPS, GLONASS, GALILEO
NFC
Yes
Yes
USB
USB Type-C 2.0
USB Type-C 3.1

Media

Loudspeaker
Yes
Yes - Stereo speakers
3.5mm jack
Yes
Yes
FM Radio
Yes
No

Other specifications

Sensors
No extras
Barometer
On both: Accelerometer, Gyroscope, Proximity, Compass
Lock Type
Fingerprint (Under Display)
Fingerprint (Rear-mounted)
On both: Facial Recognition, Pattern, PIN, Password
Box Contents
Power Adapter (15 W)Headphones
Phone Power Adapter (18 W)OTG Adapter
On both: Device, USB Cable, SIM Eject Tool, Quick start guide

Charging and Battery

Fast Charging
Yes - 15 W
Yes - 18 W
Capacity
4000 mAh
3140 mAh

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