Comparison between:
- Google Pixel 3a
- Google Pixel 3
- Google Pixel 2
- Sony Xperia XZ2 Compact

Brand and model

Information about the brand, model and model alias (if any) of a specific device.

Google Pixel 3aGoogle Pixel 3Google Pixel 2Sony Xperia XZ2 Compact
Google Pixel 3a
Prices
Google Pixel 3
Prices
Google Pixel 2
Prices
Sony Xperia XZ2 Compact
Model aliasG020E
G020F
G020G
G020H
Pixel3Pixel2H8314
H8324

Design

Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.

Width71.1 mm
7.11 cm
0.233 ft
2.799 in
68.2 mm
6.82 cm
0.224 ft
2.685 in
69.7 mm
6.97 cm
0.229 ft
2.744 in
65 mm
6.5 cm
0.213 ft
2.559 in
Height152.4 mm
15.24 cm
0.5 ft
6 in
145.6 mm
14.56 cm
0.478 ft
5.732 in
145.7 mm
14.57 cm
0.478 ft
5.736 in
135 mm
13.5 cm
0.443 ft
5.315 in
Thickness7.6 mm
0.76 cm
0.025 ft
0.299 in
7.9 mm
0.79 cm
0.026 ft
0.311 in
7.8 mm
0.78 cm
0.026 ft
0.307 in
12.1 mm
1.21 cm
0.04 ft
0.476 in
Weight147 g
0.32 lbs
5.19 oz
148 g
0.33 lbs
5.22 oz
143 g
0.32 lbs
5.04 oz
168 g
0.37 lbs
5.93 oz
Volume82.35 cm³
5 in³
78.45 cm³
4.76 in³
79.21 cm³
4.81 in³
106.18 cm³
6.45 in³
ColorsBlack
White
Purple-ish
Black
White
Not pink
Black
White
Blue
Black
Pink
Silver
Green
Body materialsPolycarbonateAluminium alloy
Glass
Aluminium alloyAluminium alloy
Polycarbonate
Certification-IP68IP67IP68
IP65

SIM card

The Subscriber Identity Module (SIM) is used in mobile devices for storing data authenticating the subscribers of mobile services.

SIM card typeNano-SIMNano-SIMNano-SIMNano-SIM
Number of SIM cards1111
Features---Dual SIM optional (A variant of the model with two SIM card slots is available)
-Embedded SIM (eSIM) supportEmbedded SIM (eSIM) support-

Networks

A mobile (cellular) network is a radio system, which allows a large number of mobile devices to communicate with each other.

GSMGSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
CDMACDMA 800 MHz
CDMA 1900 MHz
CDMA 800 MHz (B10)
CDMA 800 MHz
CDMA 1900 MHz
CDMA 800 MHz (B10)
CDMA 800 MHz
CDMA 1900 MHz
CDMA 800 MHz (B10)
-
UMTSUMTS 850 MHz
UMTS 900 MHz
UMTS 1700/2100 MHz
UMTS 1900 MHz
UMTS 2100 MHz
UMTS 850 MHz
UMTS 900 MHz
UMTS 1700/2100 MHz
UMTS 1900 MHz
UMTS 2100 MHz
UMTS 850 MHz
UMTS 900 MHz
UMTS 1700/2100 MHz
UMTS 1900 MHz
UMTS 2100 MHz
UMTS 850 MHz
UMTS 900 MHz
UMTS 1700/2100 MHz
UMTS 1900 MHz
UMTS 2100 MHz
LTELTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)
LTE 700 MHz Class 13
LTE 700 MHz Class 17
LTE 800 MHz
LTE 850 MHz
LTE 900 MHz
LTE 1700/2100 MHz
LTE 1800 MHz
LTE 1900 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE 700 MHz (B12)
LTE 1900 MHz (B25)
LTE 850 MHz (B26)
LTE 700 MHz (B28)
LTE 1500 MHz (B32)
LTE 1700/2100 MHz (B66)
LTE 700 MHz Class 13
LTE 700 MHz Class 17
LTE 800 MHz
LTE 850 MHz
LTE 900 MHz
LTE 1700/2100 MHz
LTE 1800 MHz
LTE 1900 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE 700 MHz (B12)
LTE 800 MHz (B18)
LTE 800 MHz (B19)
LTE 1900 MHz (B25)
LTE 850 MHz (B26)
LTE 700 MHz (B28)
LTE 700 MHz (B29)
LTE 1500 MHz (B32)
LTE 1700/2100 MHz (B66)
LTE 600 MHz (B71)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)
LTE 700 MHz Class 13
LTE 700 MHz Class 17
LTE 800 MHz
LTE 850 MHz
LTE 900 MHz
LTE 1700/2100 MHz
LTE 1800 MHz
LTE 1900 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE 2300 MHz (B30)
LTE 1900 MHz (B25)
LTE 850 MHz (B26)
LTE 700 MHz (B12)
LTE 700 MHz (B28)
LTE 700 MHz (B29)
LTE 1500 MHz (B32)
LTE 1700/2100 MHz (B66)
LTE 700 MHz Class 13
LTE 700 MHz Class 17
LTE 800 MHz
LTE 850 MHz
LTE 900 MHz
LTE 1700/2100 MHz
LTE 1800 MHz
LTE 1900 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE-TDD 1900 MHz (B39)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)
LTE 700 MHz (B12)
LTE 700 MHz (B28)
LTE 700 MHz (B29)

Mobile network technologies and bandwidth

Communication between devices within mobile networks is realized via various generations of network technologies, which provide different bandwidth.

Mobile network technologiesUMTS
EDGE
GPRS
HSPA+
EV-DO Rev. A
LTE Cat 11
UMTS
EDGE
GPRS
HSPA+
LTE Cat 16
EV-DO Rev. A
UMTS
EDGE
GPRS
HSPA+
LTE Cat 15
EV-DO Rev. A
UMTS
EDGE
GPRS
HSPA+
LTE Cat 15

Operating system

Operating system is the system software, which manages and controls the functioning of the hardware components of the device.

Operating system (OS)Android 9.0 PieAndroid 9.0 PieAndroid 8.0.0 Oreo
Android 9.0 Pie
Android 8.0 Oreo
Android 9.0 Pie

System on Chip (SoC)

A system on a chip (SoC) includes into a single chip some of the main hardware components of the mobile device.

SoCQualcomm Snapdragon 670Qualcomm Snapdragon 845Qualcomm Snapdragon 835 MSM8998Qualcomm Snapdragon 845
Process technology10 nm10 nm10 nm10 nm
CPU2x 2.0 GHz Kryo 360, 6x 1.7 GHz Kryo 3604x 2.5 GHz Kryo 385, 4x 1.6 GHz Kryo 3854x 2.35 GHz Kryo 280, 4x 1.9 GHz Kryo 2804x 2.8 GHz Kryo 385, 4x 1.8 GHz Kryo 385
CPU bits64 bit64 bit64 bit64 bit
Instruction setARMv8ARMv8-AARMv8-AARMv8-A
Level 1 cache memory (L1)-32 KB + 32 KB32 KB + 32 KB32 KB + 32 KB
Level 2 cache memory (L2)-1536 KB
1.5 MB
3072 KB
3 MB
1536 KB
1.5 MB
Level 3 cache memory (L3)-2048 KB
2 MB
-2048 KB
2 MB
CPU cores8888
CPU frequency2000 MHz2500 MHz2350 MHz2800 MHz
GPUQualcomm Adreno 615Qualcomm Adreno 630Qualcomm Adreno 540Qualcomm Adreno 630
GPU frequency-710 MHz710 MHz710 MHz
RAM capacity4 GB4 GB4 GB4 GB
6 GB
RAM typeLPDDR4XLPDDR4XLPDDR4XLPDDR4X
RAM channelsDouble channelDouble channelDouble channelDouble channel
RAM frequency1866 MHz1866 MHz1866 MHz1866 MHz

Storage

Every mobile device has a built-in storage (internal memory) with a fixed capacity.

Storage64 GB64 GB
128 GB
64 GB
128 GB
64 GB
---UFS 2.1

Memory cards

Memory cards are used in mobile devices for expanding their external storage capacity.

Types---microSD
microSDHC
microSDXC

Display

The display of a mobile device is characterized by its technology, resolution, pixel density, diagonal length, color depth, etc.

Type/technologyOLEDOLEDAMOLEDIPS
Diagonal size5.6 in
142.24 mm
14.22 cm
5.5 in
139.7 mm
13.97 cm
5 in
127 mm
12.7 cm
5 in
127 mm
12.7 cm
Width2.45 in
62.23 mm
6.22 cm
2.46 in
62.48 mm
6.25 cm
2.45 in
62.26 mm
6.23 cm
2.24 in
56.8 mm
5.68 cm
Height5.04 in
127.91 mm
12.79 cm
4.92 in
124.95 mm
12.5 cm
4.36 in
110.69 mm
11.07 cm
4.47 in
113.59 mm
11.36 cm
Aspect ratio2.056:12:1
2:1 (18:9)
1.778:1
16:9
2:1
2:1 (18:9)
Resolution1080 x 2220 pixels1080 x 2160 pixels1080 x 1920 pixels1080 x 2160 pixels
Pixel density441 ppi
173 ppcm
439 ppi
172 ppcm
441 ppi
173 ppcm
483 ppi
189 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area73.69 %78.87 %68.08 %73.76 %
Other featuresCapacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Dragontrail glass
Always-On Display
Display manufacturer - LG Display
Corning Gorilla Glass 5
Always-On Display
100000:1 contrast ratio
100% DCI-P3
HDR
Corning Gorilla Glass 5
2.5D curved glass screen
Always-On Display
100000:1 contrast ratio
95% DCI-P3
Corning Gorilla Glass 5
Triluminos display for mobile
X-Reality display
Dynamic contrast enhancement
HDR

Sensors

Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.

SensorsProximity
Light
Accelerometer
Compass
Gyroscope
Fingerprint
Hall
Proximity
Light
Accelerometer
Compass
Gyroscope
Barometer
Fingerprint
Hall
Proximity
Light
Accelerometer
Compass
Gyroscope
Barometer
Fingerprint
Hall
Proximity
Light
Accelerometer
Compass
Gyroscope
Barometer
Fingerprint
Hall
-Fingerprint sensor model - Fingerprint Cards FPC1075--

Rear camera

The primary camera of the mobile device is usually placed on its back and can be combined with one or more additional cameras.

Sensor modelSony IMX363 Exmor RSSony IMX363 Exmor RS--
Sensor typeCMOSCMOSCMOSCMOS
Sensor format1/2.55"1/2.55"1/2.6"1/2.3"
Pixel size1.4 µm
0.001400 mm
1.4 µm
0.001400 mm
1.4 µm
0.001400 mm
1.22 µm
0.001220 mm
ISO---100 - 12800
Aperturef/1.8f/1.8f/1.8f/2
Focal length and 35 mm equivalent4.4 mm
27 mm *(35 mm / full frame)
4.44 mm
27 mm *(35 mm / full frame)
4.47 mm
27 mm *(35 mm / full frame)
4.4 mm
25 mm *(35 mm / full frame)
Field of view76 °76 °--
Number of lenses---6
Flash typeDual LEDDual LEDDual LEDLED
Image resolution4032 x 3024 pixels
12.19 MP
4032 x 3024 pixels
12.19 MP
4032 x 3024 pixels
12.19 MP
5057 x 3796 pixels
19.2 MP
Video resolution3840 x 2160 pixels
8.29 MP
3840 x 2160 pixels
8.29 MP
3840 x 2160 pixels
8.29 MP
3840 x 2160 pixels
8.29 MP
Video FPS30 fps30 fps30 fps30 fps
FeaturesAutofocus
Continuous shooting
Digital zoom
Digital image stabilization
Optical image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
RAW
Phase detection autofocus (PDAF)
Autofocus
Continuous shooting
Digital zoom
Digital image stabilization
Optical image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Phase detection autofocus (PDAF)
RAW
Autofocus
Continuous shooting
Digital zoom
Digital image stabilization
Optical image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Phase detection autofocus (PDAF)
Laser autofocus (LAF)
Autofocus
Continuous shooting
Digital zoom
Digital image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Hybrid auto focus (HAF)
Phase detection with Dual Pixel
1080p @ 120 fps
720p @ 240 fps
Phase detection with Dual Pixel
1080p @ 120 fps
720p @ 240 fps
Phase detection with Dual Pixel
1080p @ 120 fps
720p @ 240 fps
Wide angel G-lens
5-axis EIS
1080p @ 960 fps
720p @ 960 fps

Front camera

Modern smartphones have one or more front cameras and their positioning has led to various design concepts – pop-up camera, rotating camera, notch, punch hole, under-display camera, etc.

Sensor model-Sony IMX355 Exmor--
Sensor typeCMOSCMOSCMOSCMOS
Sensor format-1/3.2"-1/5"
Pixel size1.12 µm
0.001120 mm
1.4 µm
0.001400 mm
1.4 µm
0.001400 mm
-
ISO---100 - 1600
Aperturef/2f/1.8f/2.4f/2.2
Focal length and 35 mm equivalent-2.97 mm
28 mm *(35 mm / full frame)
3.38 mm
25 mm *(35 mm / full frame)
1.9 mm
23 mm *(35 mm / full frame)
Field of view84 °75 °--
Auxiliary lightLED---
Image resolution3264 x 2448 pixels
7.99 MP
3264 x 2448 pixels
7.99 MP
3264 x 2448 pixels
7.99 MP
2592 x 1944 pixels
5.04 MP
Video resolution1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
Video FPS30 fps30 fps30 fps30 fps
Features-Phase detection autofocus (PDAF)--
-OIS
Aperture size - f/2.2 (#2)
Focal length (35 mm equivalent) - 19 mm (#2)
Angle of view - 97° (#2)
Secondary front camera - 8 MP
OIS5-axis EIS

Audio

Information about the type of speakers and the audio technologies supported by the device.

SpeakerLoudspeaker
Earpiece
Stereo speakers
Loudspeaker
Earpiece
Stereo speakers
Loudspeaker
Earpiece
Stereo speakers
Loudspeaker
Earpiece
Stereo speakers
HAC (M3/T3) - Hearing Aid CompatibilityHAC (M3/T3) - Hearing Aid Compatibility
Headphone adapter
HAC (M4/T3) - Hearing Aid Compatibility
Headphone adapter
Clear Audio+
S-Force front surround
192 kHz / 24-bit
Headphone adapter

Radio

The radio in a mobile device is a built-in FM radio receiver.

RadioNoNoNoNo

Tracking/Positioning

Information about the positioning and navigation technologies supported by the device.

Tracking/PositioningGPS
A-GPS
GLONASS
BeiDou
Galileo
GPS
A-GPS
GLONASS
BeiDou
Galileo
GPS
A-GPS
GLONASS
GPS
A-GPS
GLONASS
BeiDou
Galileo

Wi-Fi

Wi-Fi is a technology that provides wireless data connections between various devices within a short range.

Wi-Fi802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
2x2 MiMO2x2 MiMO2x2 MiMO-

Bluetooth

Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.

Version5.05.05.05.0
FeaturesA2DP
LE
A2DP
LE
A2DP
LE
A2DP
AVRCP
DIP
GAVDP
GAP
HDP
HFP
HID
HSP
LE
MAP
OPP
PAN
PBAP
SPP

USB

The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data.

Connector typeUSB Type-CUSB Type-CUSB Type-CUSB Type-C
Version3.13.13.13.1
FeaturesCharging
Mass storage
On-The-Go
Charging
Mass storage
On-The-Go
Charging
Mass storage
Charging
Mass storage
On-The-Go

Headphone jack

The headphone jack is an audio phone connector, a.k.a. an audio jack. The most widely used one in mobile devices is the 3.5 mm headphone jack.

Headphone jackYesNoNoNo

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer sync
OTA sync
Tethering
DLNA
Computer sync
OTA sync
Tethering
DLNA
NFC
Computer sync
OTA sync
Tethering
DLNA
NFC
Computer sync
OTA sync
Tethering
DLNA
NFC

Browser

A web browser is a software application for accessing, fetching, displaying and navigating through information on the World Wide Web.

BrowserHTML
HTML5
CSS 3
HTML
HTML5
CSS 3
HTML
HTML5
CSS 3
HTML
HTML5
CSS 3

Audio file formats/codecs

Mobile devices support various audio file formats and codecs, which respectively store and code/decode digital audio data.

Audio file formats/codecsAAC
AAC+
AMR
AMR-WB
aptX
aptX HD
eAAC+
FLAC
M4A
MIDI
MP3
OGG
WMA
WAV
LDAC
AAC
AAC+
AMR
AMR-WB
aptX
aptX HD
eAAC+
FLAC
M4A
MIDI
MP3
OGG
WMA
WAV
LDAC
AAC
AAC+
AMR
AMR-WB
aptX
eAAC+
FLAC
M4A
MIDI
MP3
OGG
WMA
WAV
LDAC
AAC
AAC+
AMR
AMR-WB
aptX
aptX HD
eAAC+
FLAC
M4A
MIDI
MP3
OGG
WMA
WAV
LDAC
DSEE HX
DSD

Video file formats/codecs

Mobile devices support various video file formats and codecs, which respectively store and code/decode digital video data.

Video file formats/codecs3GPP
AVI
DivX
Flash Video
H.263
H.264
H.265
MKV
QuickTime
MP4
VC-1
VP8
WebM
WMV
Xvid
3GPP
AVI
DivX
Flash Video
H.263
H.264
H.265
MKV
QuickTime
MP4
VC-1
VP8
WebM
WMV
Xvid
3GPP
AVI
DivX
Flash Video
H.263
H.264
H.265
MKV
QuickTime
MP4
VC-1
VP8
WebM
WMV
Xvid
3GPP
AVI
DivX
H.263
H.264
H.265
MKV
MP4
VP8
VP9
WebM
WMV
Xvid

Battery

The batteries of mobile devices differ in capacity and technology. They provide the electrical charge needed for the functioning of the devices.

Capacity3000 mAh2915 mAh2700 mAh2870 mAh
TypeLi-IonLi-IonLi-IonLi-Polymer
Charger output power5 V / 3 A
9 V / 2 A
5 V / 3 A
9 V / 2 A
9 V / 2 A5 V / 1.5 A
Quick charge technology---Qualcomm Quick Charge 3.0
FeaturesFast charging
Non-removable
Wireless charging
Fast charging
Non-removable
Fast charging
Non-removable
Fast charging
Non-removable
-Qi wireless charging - 10 W--

Specific Absorption Rate (SAR)

The SAR rating shows the amount of electromagnetic radiation absorbed by the human body when using a mobile device, expressed in W/kg.

Head SAR (EU)0.69 W/kg--0.77 W/kg
Body SAR (EU)1.13 W/kg--1.05 W/kg
Head SAR (USA)1.18 W/kg1.34 W/kg0.93 W/kg0.78 W/kg
Body SAR (USA)1.17 W/kg1.34 W/kg1.14 W/kg0.74 W/kg

Additional features

Some devices have additional features, different from the standard ones above, but equally important and worth mentioning.

Additional featuresG020E - SAR (Specific Absorption Rate) EU: head - 0.690 W/kg; body - 1.130 W/kg
G020E - SAR (Specific Absorption Rate) US: head - 1.180 W/kg; body - 1.170 W/kg
G020F - SAR (Specific Absorption Rate) EU: head - 0.720 W/kg; body - 0.810 W/kg
G020F - SAR (Specific Absorption Rate) US: head - 1.180 W/kg; body - 0.870 W/kg
G020G - SAR (Specific Absorption Rate) US: head - 1.150 W/kg; body - 1.190 W/kg
G020H - SAR (Specific Absorption Rate) EU: head - 0.950 W/kg; body - 0.840 W/kg
G020H - SAR (Specific Absorption Rate) US: head - 1.190 W/kg; body - 1.170 W/kg
-Active EdgeH8314 - SAR (Specific Absorption Rate) EU: head - 0.770 W/kg; body - 1.050 W/kg
H8314 - SAR (Specific Absorption Rate) US: head - 0.780 W/kg; body - 0.740 W/kg
H8324 - SAR (Specific Absorption Rate) EU: head - 0.770 W/kg; body - 1.050 W/kg
 Google Pixel 3aGoogle Pixel 3Google Pixel 2Sony Xperia XZ2 Compact