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Compare 4 products

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Google Pixel 4a Mobile Phone
Google Pixel 4a
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Oppo A51 Mobile Phone
Oppo A51
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Samsung Galaxy S8 Mobile Phone
Samsung Galaxy S8
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Samsung Galaxy S9 Mobile Phone
Samsung Galaxy S9
Editiorial reviews
14
4.2 out of 5
9 user ratings
5 stars
33 %
4 stars
66 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
1
1 editorial reviews
A good screen paired with not-so-good performanceRead more
Read editorial reviews
19
4.4 out of 5
10 user ratings
5 stars
70 %
4 stars
20 %
3 stars
10 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
20
4.2 out of 5
10 user ratings
5 stars
10 %
4 stars
90 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
39
3.9 out of 5
39 user ratings
5 stars
28 %
4 stars
41 %
3 stars
28 %
2 stars
2 %
1 stars
0 %
55
4.0 out of 5
55 user ratings
5 stars
36 %
4 stars
32 %
3 stars
25 %
2 stars
3 %
1 stars
1 %
44
4.1 out of 5
44 user ratings
5 stars
34 %
4 stars
40 %
3 stars
22 %
2 stars
2 %
1 stars
0 %
46
4.3 out of 5
46 user ratings
5 stars
45 %
4 stars
43 %
3 stars
10 %
2 stars
0 %
1 stars
0 %

Hardware

Operating systemAndroid 10Android 5.1Android 7.0Android 8.0
CPU clock speed2.2 GHz1.2 GHz2.3 GHz2.7 GHz
CPU cores8-coreQuad-core8-core8-core
CPU modelQualcomm Snapdragon 730Qualcomm Snapdragon 410 MSM8916Samsung Exynos 9 Octa 8895Samsung Exynos 9 Octa 9810
RAM memory6 GB2 GB4 GB4 GB
GPU model
N/A
Qualcomm Adreno 306ARM Mali-G71 MP20ARM Mali-G72 MP18

Display

Screen size5.8 in5.0 in5.8 in5.8 in
Number of colors16.7M16.7M16.7M16.7M
Panel typeOLEDLCDOLEDOLED
Resolution2340 x 1080 px1280 x 720 px1440 x 2960 px1440 x 2960 px
TechnologyOLEDIPS LCD
  • AMOLED
  • Quad HD+ Super AMOLED
  • AMOLED
  • Quad HD+ Super AMOLED
Pixel density443.0 ppi294.0 ppi570.0 ppi570.0 ppi
Screen material
Corning Gorilla Glass 3
N/A
Corning Gorilla Glass 5.0Corning Gorilla Glass 5.0
HDRyes
N/A
yesyes
Multi touch
N/A
yesyesyes
Touchscreen
N/A
N/A
yesyes
Dual screen support
N/A
N/A
nono
Scratch resistant display
N/A
N/A
yesyes

Rear camera

Primary sensor resolution12.2 Mpx8.0 Mpx12.0 Mpx12.0 Mpx
Primary Field of View (FoV)77.0 °
N/A
N/A
N/A
Focus adjustmentAutomatic
N/A
  • Automatic
  • Manual
  • Automatic
  • Manual
Highest video resolution
N/A
1920 x 1080 px3840 x 2160 px3840 x 2160 px
Autofocus
N/A
yesyesyes
Digital zoom
N/A
yes
N/A
N/A
Geo-tagging
N/A
yesyesyes
LED Flash
N/A
yesyesyes
Number of rear cameras
N/A
N/A
1
N/A
Primary sensor size
N/A
N/A
1/2.55"1/2.55"
Video recording
N/A
N/A
yesyes
Maximum FPS at the highest resolution
N/A
N/A
30.0 fps60.0 fps
Maximum FPS (regardless of res.)
N/A
N/A
240.0 fps960.0 fps
Max resolution (highest frame rate)
N/A
N/A
1280 x 720 px1280 x 720 px
Face detection
N/A
N/A
yes
N/A
Night Mode
N/A
N/A
yes
N/A
Panorama
N/A
N/A
yes
N/A
Scene mode
N/A
N/A
yes
N/A
Primary lens aperture
N/A
N/A
N/A
1.9 f
Optical image stabilization
N/A
N/A
N/A
yes
Touch focus
N/A
N/A
N/A
yes

Front camera

Primary resolution8.0 Mpx5.0 Mpx8.0 Mpx8.0 Mpx
Primary Field of View (FoV)77.0 °
N/A
N/A
N/A
Focus adjustmentAutomatic
N/A
  • Automatic
  • Manual
  • Automatic
  • Manual
Lens apertureF/2.0
N/A
F/1.7F/1.7
Number of front cameras
N/A
N/A
1
N/A
Primary sensor size
N/A
N/A
1/2.55"1/2.55"

Storage

Internal storage128 GB16 GB64 GB
  • 256 GB
  • 64 GB
Memory card reader
N/A
yesyesyes
Maximum card storage
N/A
128GB256GB400GB
Types of memory card supported
N/A
microSD
  • microSD
  • microSDHC
  • microSDXC
  • microSD
  • microSDHC
  • microSDXC

Dimensions

Height5.67 in5.65 in5.86 in5.81 in
Width2.73 in2.8 in2.68 in2.7 in
Depth0.32 in0.3 in0.31 in0.33 in
Weight5.04 oz5.64 oz5.47 oz5.75 oz

Sensors

Accelerometeryesyesyesyes
Proximityyesyesyesyes
Ambient light sensoryesyes
N/A
yes
Gyroscopeyes
N/A
yesyes
Barometeryes
N/A
yesyes
Magnetometeryes
N/A
N/A
N/A
Digital compass
N/A
yesyes
N/A
Fingerprint
N/A
N/A
yesyes
Hearth rate monitor
N/A
N/A
yesyes
ANT+
N/A
N/A
yesyes
Face scanner
N/A
N/A
yesyes

Connectivity

Sim card size
  • Nano SIM
  • Electronic SIM card
Micro-SIMNano-SIMNano-SIM
Bluetooth profileA2DP
N/A
  • A2DP
  • AVRCP
  • HFP
  • HID
  • HOGP
  • HSP
  • MAP
  • OPP
  • PAN
  • PBAP
  • SAP
  • A2DP
  • AVRCP
  • HFP
  • HID
  • HOGP
  • HSP
  • MAP
  • OPP
  • PAN
  • PBAP
  • SAP
Dual sim support
N/A
yesnoyes
Bluetooth
N/A
yesyesyes
Bluetooth version
N/A
4.05.05.0
Headphone connection
N/A
3.5 mm3.5 mm3.5 mm
Type of USB connector
N/A
Micro-USBUSB Type-CUSB Type-C
DLNA certified
N/A
N/A
nono
Bluetooth codec
N/A
N/A
  • aptX
  • SBC
  • aptX
  • SBC
NFC
N/A
N/A
yesyes
Charging connection
N/A
N/A
USBUSB
USB version
N/A
N/A
3.1
3.1
USB On-The-Go (OTG)
N/A
N/A
yesyes
Video output
N/A
N/A
DisplayPort over USB-CDisplayPort over USB-C

Cellular

Data transmission
  • EDGE
  • HSDPA
  • HSPA+
  • LTE
HSPA+
  • EDGE
  • FDD-LTE
  • GPRS
  • HSDPA
  • HSPA+
  • HSUPA
  • TDD-LTE
  • EDGE
  • FDD-LTE
  • GPRS
  • HSDPA
  • HSPA+
  • HSUPA
  • LTE
  • TDD-LTE
  • VoLTE
  • VoWiFi
Navigation system
  • GPS
  • GLONASS
  • Galileo
  • QZSS
GPS
  • BeiDou
  • GLONASS
  • GPS
  • Galileo
  • BeiDou
  • GLONASS
  • GPS
  • Galileo
UMTS frequences
  • 2100 MHz
  • 1900 MHz
  • 1700 MHz
  • 850 MHz
  • 900 MHz
N/A
  • 1700 MHz
  • 1900 MHz
  • 2100 MHz
  • 850 MHz
  • 900 MHz
  • 1700 MHz
  • 1900 MHz
  • 2100 MHz
  • 850 MHz
  • 900 MHz
Wireless network (Wi-Fi)
N/A
yesyesyes
2G GSM
N/A
yesyesyes
GSM frequencies
N/A
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
  • 1800 MHz
  • 1900 MHz
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
  • 850 MHz
  • 900 MHz
CDMA frequences
N/A
  • 1900 MHz
  • 2000 MHz
N/A
N/A
4G LTE
N/A
yesyesyes
LTE frequencies
N/A
  • 1900 MHz
  • 2600 MHz
N/A
N/A
Mobile hotspot
N/A
yes
N/A
yes
Wireless networking standard
N/A
N/A
  • 802.11a
  • 802.11ac
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11a
  • 802.11ac
  • 802.11b
  • 802.11g
  • 802.11n
3G UMTS
N/A
N/A
yesyes
Streaming standards
N/A
N/A
  • Google Cast
  • Miracast
  • Google Cast
  • Miracast

Battery

Battery capacity3140.0 mAh2420.0 mAh3000.0 mAh3000.0 mAh
Battery type
N/A
Lithium ion
N/A
N/A
Replaceable battery
N/A
N/A
nono
Standby time
N/A
N/A
326.0 h326.0 h
Talk time
N/A
N/A
20.0 h22.0 h
Fast charging
N/A
N/A
yesyes
Fast charging standard
N/A
N/A
Samsung Adaptive Fast ChargeSamsung Adaptive Fast Charge
Wireless charging
N/A
N/A
yesyes
Wireless charging standard
N/A
N/A
  • PMA
  • QI
  • WPC
  • PMA
  • QI
  • WPC

Often compared with Google Pixel 4a

Often compared with Oppo A51

Often compared with Samsung Galaxy S8

Often compared with Samsung Galaxy S9