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Google Pixel 3a XL vs OnePlus 9 vs Google Pixel 4a 5G

Compare phone and tablet specifications of up to three devices at once.

Comparison mode:

Display

Size:

6.0 inches
6.5 inches
6.2 inches

Resolution:

2160 x 1080 pixels, 18:9 ratio, 402 PPI
2400 x 1080 pixels, 20:9 ratio, 402 PPI
2340 x 1080 pixels, 19.5:9 ratio, 416 PPI

Technology:

OLED
AMOLED
OLED

Refresh rate:

120Hz
60Hz

Screen-to-body:

76.19 %
87.27 %
82.94 %

Features:

Scratch-resistant glass (Dragontrail), Ambient light sensor, Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 670 SDM670
Qualcomm Snapdragon 888
Qualcomm Snapdragon 765G SM7250-AB

Processor:

Octa-core, 2000 MHz, Kryo 360, 64-bit, 10 nm
Octa-core, 2840 MHz, Kryo 680, 64-bit, 5 nm
Octa-core, 2400 MHz, Kryo 475, 64-bit, 7 nm

GPU:

Adreno 615
Adreno 660
Adreno 620

RAM:

4GB LPDDR4
8GB LPDDR5
6GB LPDDR4

Internal storage:

64GB, not expandable
128GB (UFS 3.1), not expandable
128GB (UFS 2.1), not expandable

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (11, 10, 9.0 Pie)
Android (11), OxygenOS UI
Android (11)

Battery

Capacity:

3700 mAh
4500 mAh
3885 mAh

Type:

Not user replaceable
Not user replaceable
Not user replaceable

Battery life test results:

Charging:

USB Power Delivery
OnePlus Warp Charge, Qi wireless charging
USB Power Delivery

Max charge speed:

Wired: 65.0W; Wireless: 15.0W
Wired: 18.0W

Camera

Rear:

Single camera
Triple camera
Dual camera

Main camera:

12.2 MP (OIS, PDAF)
48 MP (PDAF)
12.2 MP (OIS, PDAF)

Specifications:

Aperture size: F1.8; Focal length: 28 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.8; Focal length: 23 mm; Sensor size: 1/1.4"; Pixel size: 1.12 μm
Aperture size: F1.7; Focal length: 28 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Second camera:

50 MP (Ultra-wide)
16 MP (Ultra-wide)

Specifications:

Aperture size: F2.2; Focal Length: 14 mm; Sensor size: 1/1.56"
Aperture size: F2.2; Pixel size: 1 μm

Third camera:

2 MP (Black and White)

Video recording:

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
7680x4320 (8K UHD) (30 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (480 fps)
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps)

Features:

EIS
HDR, Continuous autofocus, EIS
OIS, Time-lapse video, EIS

Front:

8 MP
16 MP (EIS)
8 MP (Dual-Camera, Time-of-Flight (ToF))

Video capture:

1920x1080 (Full HD)
1920x1080 (Full HD)

Design

Dimensions:

6.30 x 3.00 x 0.32 inches (160.1 x 76.1 x 8.2 mm)
6.30 x 2.92 x 0.34 inches (160 x 74.2 x 8.7 mm)
6.06 x 2.91 x 0.32 inches (153.9 x 74.0 x 8.2 mm)

Weight:

5.89 oz (167.0 g)
6.77 oz (192.0 g)
5.93 oz (168.0 g)

Materials:

Back: Plastic
Back: Glass (Corning Gorilla Glass); Frame: Aluminum
Back: Plastic

Biometrics:

Fingerprint (touch)
2D Face unlock, In-screen fingerprint
Fingerprint (touch)

Keys:

Left: Volume control; Right: Lock/Unlock key, Other
Right: Volume control, Lock/Unlock key

Colors:

Black, Purple, White
Winter Mist, Arctic Sky, Astral Black
Just black, Clearly white

Cellular

5G:

n1, n2, n3, n5, n7, n8, n20, n25, n28, n38, n40, n41, n48, n66, n71, n77, n78
n1, n2, n5, n12, n25, n28, n41, n66, n71, n78, Sub-6

LTE (FDD):

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 32(1500 L-band), 66(AWS-3)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 30(2300 WCS), 32(1500 L-band), 66(AWS-3), 71(600)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 32(1500 L-band), 66(AWS-3), 71(600)

LTE (TDD):

Bands 38(2600), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 42(3500), 46, 48(3600)

UMTS:

Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900), 9(1700), 19(800)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)

Data Speed:

LTE-A Cat 11 (600/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM:

Yes

SIM type:

Nano SIM
Nano SIM
Nano SIM, eSIM

HD Voice:

Yes
Yes

Multimedia

Headphones:

3.5mm jack
No 3.5mm jack
3.5mm jack

Speakers:

Earpiece, Multiple speakers
Earpiece, Loudspeaker, Multiple speakers
Earpiece, Multiple speakers

Features:

aptX-HD
Dolby Atmos
aptX, aptX-HD

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Additional microphone(s):

for Noise cancellation
for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
5.2
5.0

Wi-Fi:

802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax (Wi-Fi 6), dual-band; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot

USB:

Type-C (reversible), USB 2.0
Type-C (reversible), USB 3.1
Type-C (reversible), USB 3.1

Features:

Charging, Mass storage device
Charging, Headphones port, Mass storage device
Charging

Location:

GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning

Sensors:

Accelerometer, Gyroscope, Compass, Barometer
Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass, Barometer

Other:

NFC, VoIP, Tethering, Computer sync, OTA sync
NFC
NFC

Hearing aid compatible:

M3, T3
M3, T4

Regulatory Approval

FCC approval:

Date approved:

Feb 25, 2019
Mar 24, 2021
Sep 01, 2020

FCC ID value:

A4RG020
2ABZ2-EF136
A4RG025E

Measured SAR:

Head:

1.33 W/kg
1.20 W/kg
1.20 W/kg

Body:

1.18 W/kg
0.78 W/kg
1.20 W/kg

Simultaneous Transmission:

1.59 W/kg
1.48 W/kg
1.57 W/kg

Wireless Router:

1.18 W/kg
1.18 W/kg
1.00 W/kg

Buyers information

Price:

$ 479
$ 729
$ 500

In The Box:

18W USB-C power adapter, 1M USB-C to USB-C cable (USB 2.0), Quick Start Guide, Quick Switch Adapter, SIM tool
Warp Charge 65 Power Adapter, Warp Charge Type-C to Type-C Cable, Quick Start Guide, Welcome Letter, Safety Information and Warranty Card, OnePlus Sticker, SIM Tray Ejector
18W USB-C power adapter, 1 m USB-C to USB-C cable (USB 2.0), Quick Start Guide, Quick Switch Adapter SIM tool

Availability

Officially announced:

May 07, 2019
Mar 23, 2021
Sep 30, 2020
FCC OKs Cingular\'s purchase of AT&T Wireless