Google Pixel 3a vs OPPO Reno4 Pro Specs Comparison

Design

Dimensions
5.96 x 2.76 x 0.32 inches 151.3 x 70.1 x 8.2 mm	6.31 x 2.88 x 0.30 inches 160.2 x 73.2 x 7.7 mm
Weight
5.19 oz (147.0 g)	5.68 oz (161.0 g)
Materials
Back: Plastic	Back: Plastic Frame: Plastic
Biometrics
Fingerprint (touch)	2D Face unlock, Optical in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Left: Volume control; Right: Lock/Unlock key
Colors
Black, Purple, White	Starry night, Silky white

Display

Size
5.6-inch	6.5-inch
Resolution
2220x1080px, 18.5:9 ratio, 444 PPI	2400x1080px, 20:9 ratio, 402 PPI
Technology
OLED	Super AMOLED
Refresh rate
	90Hz
Screen-to-body
73.93 %	88.35 %
Peak brightness
	1100 cd/m2 (nit)
Features
Scratch-resistant glass (Dragontrail), Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 670 SDM670 (10 nm)	Qualcomm Snapdragon 720G SM7125 (8 nm)
Processor
Octa-core 2000 MHz Kryo 360	Octa-core 2300 MHz Kryo 465
GPU
Adreno 615	Adreno 618
RAM
4GB (LPDDR4)	8GB (LPDDR4)
Internal storage
64GB (eMMC)	128GB (UFS 2.1)
Storage expansion
not expandable	microSDXC
OS
Android (12, 11, 10, 9.0 Pie)	Android (10), ColorOS UI

Battery

Capacity
3000 mAh	4000 mAh
Type
	Li - Polymer
Charging
USB Power Delivery	OPPO VOOC
Charge speed
	Wired: 65.0W

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

9h 48min

Video

6h 30min

Gaming

Untested

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Single camera	Quad camera
Main camera
12.2 MP (OIS, PDAF) Aperture size: F1.8 Focal length: 28 mm Sensor size: 1/2.55" Pixel size: 1.4 μm	48 MP (PDAF) Aperture size: F1.7 Sensor size: 1/2" Pixel size: 0.8 μm
Second camera
	8 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/4" Pixel size: 1.12 μm
Third camera
	2 MP (Macro) Aperture size: F2.4 Sensor size: 1/5" Pixel size: 1.75 μm
Fourth camera
	2 MP (Black and White) Aperture size: F2.4 Sensor size: 1/5" Pixel size: 1.75 μm
Flash
Dual LED	LED
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps) EIS	3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps) Time-lapse video, EIS
Front
8 MP, Video capture: 1920x1080 (Full HD)	32 MP (EIS, Slow-motion videos), Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
5.0	5.1
WLAN
802.11 a,b,g,n,ac,dual-band MIMO, Wi-Fi Direct, Hotspot	802.11 a,b,g,n,ac,dual-band MIMO, Wi-Fi Direct, Hotspot
USB
Type-C, USB 2.0	Type-C, USB 2.0
Hearing aid compatible
M3/T3
Location
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Barometer	Accelerometer, Gyroscope, Compass
Other
NFC, VoIP, Tethering, Computer sync, OTA sync	NFC

Multimedia

Headphones
3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Loudspeaker
Features
aptX-HD	Dolby Atmos
Screen mirroring
Wireless screen share	Wireless screen share
Radio
	FM
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

4G (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), 3(1800), 5(850), 8(900)
4G (TDD)
Bands 38(2600), 40(2300), 41(2600+)	Bands 38(2600), 40(2300), 41(2600+)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)	Bands 1(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, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
	Yes
SIM type
Nano SIM	Nano SIM
HD Voice
Yes

Regulatory Approval

FCC approval
Date approved: Feb 25, 2019 FCC ID value: A4RG020G
Measured SAR
Head: 1.15 W/kg Body: 1.13 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.19 W/kg

Buyers information

MSRP
$ 399
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	Earphones, Type-C Cable, Adapter, SIM Eject Tool, Phone Case, Quick Guide, Warranty Card

Availability

Officially announced
May 07, 2019	Jul 31, 2020

Alternative variants

4G (FDD)	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), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)

with 256GB storage

Internal storage	256GB

Links

Full specifications
Google Pixel 3a Specs	OPPO Reno4 Pro Specs
PhoneArena Review
Google Pixel 3a Review	OPPO Reno4 Pro Review
User Reviews
Google Pixel 3a User Reviews