OPPO Reno4 Pro vs Google Pixel 3a Specs Comparison

Design

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

Display

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

Hardware

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

Battery

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

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

Untested

Browsing

9h 48min

Video

6h 30min

Gaming

Untested

Learn more on our PhoneArena Battery Test Results page

Camera

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

Connectivity & Features

Bluetooth
5.1	5.0
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, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass	Accelerometer, Gyroscope, Compass, Barometer
Other
NFC	NFC, VoIP, Tethering, Computer sync, OTA sync

Multimedia

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

Cellular

4G (FDD)
Bands 1(2100), 3(1800), 5(850), 8(900)	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)
4G (TDD)
Bands 38(2600), 40(2300), 41(2600+)	Bands 38(2600), 40(2300), 41(2600+)
3G
Bands 1(2100), 5(850), 8(900)	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A Cat 11 (600/75 Mbit/s), 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
Earphones, Type-C Cable, Adapter, SIM Eject Tool, Phone Case, Quick Guide, Warranty Card	18W USB-C power adapter, 1M USB-C to USB-C cable (USB 2.0), Quick Start Guide, Quick Switch Adapter, SIM tool

Availability

Officially announced
Jul 31, 2020	May 07, 2019

Alternative variants

with 256GB storage

Internal storage	256GB

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)

Links

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