OnePlus 3 vs Google Pixel 4a 5G Specs Comparison

Display

Size
5.5-inch	6.2-inch
Resolution
1920 x 1080 px, 401 PPI	2340 x 1080 px, 19.5:9 ratio, 416 PPI
Technology
Super AMOLED	OLED
Refresh rate
	60Hz
Screen-to-body
73.15 %	82.94 %
Colors
16 777 216
Features
Scratch-resistant glass (Corning Gorilla Glass 4), Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 820 MSM8996	Qualcomm Snapdragon 765G SM7250-AB (7 nm)
Processor
Quad-core, 2200 MHz, Kryo, 64-bit	Octa-core, 2400 MHz, Kryo 475, 64-bit
GPU
Adreno 530	Adreno 620
RAM
6GB (LPDDR4)	6GB (LPDDR4)
Internal storage
64GB	128GB (UFS 2.1), not expandable
OS
Android (9.0 Pie, 7.0 Nougat, 6.0 Marshmallow), OnePlus OxygenOS UI	Android (12, 11)
Device type
Smartphone	Smartphone

Battery

Capacity
3000 mAh	3885 mAh
Type
Not user replaceable	Not user replaceable
Charging
OnePlus Dash Charge	USB Power Delivery
Max charge speed
	Wired: 18.0W

Camera

Rear
Single camera	Dual camera
Main camera
16 MP (OIS, PDAF) Specifications: Aperture size: F2.0 Pixel size: 1.12 μm	12.2 MP (OIS, PDAF) Specifications: Aperture size: F1.7 Focal length: 28 mm Sensor size: 1/2.55" Pixel size: 1.4 μm
Second camera
	16 MP (Ultra-wide) Specifications: Aperture size: F2.2 Pixel size: 1 μm
Flash
LED	LED
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (60 fps), 1280x720 (HD) (120 fps) Features: Video calling	3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps) Features: OIS, Time-lapse video, EIS
Front
8 MP, Video capture: 1920x1080 (Full HD)	8 MP (Dual-Camera, Time-of-Flight (ToF)), Video capture: 1920x1080 (Full HD)

Design

Dimensions
6.01 x 2.94 x 0.29 inches (152.7 x 74.7 x 7.35 mm)	6.06 x 2.91 x 0.32 inches (153.9 x 74.0 x 8.2 mm)
Weight
5.57 oz(158.0 g)	5.93 oz(168.0 g)
Materials
Back: Aluminum	Back: Plastic
Biometrics
Fingerprint (touch)	Fingerprint (touch)
Features
Notification light
Keys
	Right: Volume control, Lock/Unlock key
Colors
Gold, Gray	Just black, Clearly white

Cellular

5G
	Bands n1, n2, n5, n12, n25, n28, n41, n66, n71, n78, Sub-6
4G (FDD)
Bands 30(2300 WCS)	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)
4G (TDD)
	Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 42(3500), 46, 48(3600)
3G
Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A Cat 6 (300/50 Mbit/s), HSPA	LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes	Yes
SIM type
Nano SIM	Nano SIM, eSIM
HD Voice
	Yes

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Multiple speakers
Features
Album art cover, Background playback	aptX, aptX-HD
Screen mirroring
	Wireless screen share
Additional microphone(s)
Noise cancellation	Noise cancellation

Connectivity & Features

Bluetooth
4.2	5.0
Wi-Fi
802.11 a,b,g,n,ac,dual-band	802.11 a,b,g,n,ac,dual-band MIMO, Wi-Fi Direct, Hotspot
USB
Type-C (reversible), USB 2.0, Features: Mass storage device, Charging	Type-C (reversible), USB 3.1, Features: Charging
Hearing aid compatible
	M3/T4
Location
GPS, A-GPS, Glonass, BeiDou	GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers)	Accelerometer, Gyroscope, Compass, Barometer
Other
NFC, Tethering, Computer sync, OTA sync	NFC

Regulatory Approval

FCC approval
	Date approved: Sep 01, 2020 FCC ID value: A4RG025E
Measured SAR
	Head: 1.20 W/kg Body: 1.20 W/kg Simultaneous Transmission: 1.57 W/kg Wireless Router: 1.00 W/kg

Buyers information

MSRP
$ 399	$ 500
In The Box
Screen Protector (pre-applied), Dash Charge Type-C Cable, Dash Charge Adapter, SIM Tray Ejector1x Quick Start Guide	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
Jun 14, 2016	Sep 30, 2020

Alternative variants

4G (FDD)	Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)
4G (TDD)	Bands 38(2600), 40(2300)
3G	Bands 5(850), 8(900), 2(1900), 1(2100)

for Verizon

Weight	6.03 oz(171.0 g)
5G	Bands n2, n5, n12, n25, n66, n71, n260, n261, Sub-6, mmWave
MSRP	$ 600

Links

Full specifications
OnePlus 3 Specs	Google Pixel 4a 5G Specs
PhoneArena Review
OnePlus 3 Review	Google Pixel 4a 5G Review
User Reviews
OnePlus 3 User Reviews	Google Pixel 4a 5G User Reviews