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OPPO R9s vs Samsung Galaxy A20 vs Samsung Galaxy A52

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

Comparison mode:

Display

Size:

5.5 inches
6.4 inches
6.5 inches

Resolution:

1920 x 1080 pixels, 401 PPI
1560 x 720 pixels, 19.5:9 ratio, 268 PPI
2400 x 1080 pixels, 20:9 ratio, 405 PPI

Technology:

AMOLED
Super AMOLED
Super AMOLED

Refresh rate:

60Hz
90Hz

Screen-to-body:

73.28 %
84.95 %
84.79 %

Features:

Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 625 8953
Samsung Exynos 7884
Qualcomm Snapdragon 720G SM7125

Processor:

Octa-core, 2000 MHz, ARM Cortex-A53, 64-bit
Octa-core, 1800 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm
Octa-core, 2300 MHz, Kryo 465, 64-bit, 8 nm

GPU:

Adreno 506
Mali-G71 MP2
Adreno 618

RAM:

4GB LPDDR3
3GB LPDDR4
6GB LPDDR4

Internal storage:

64GB
32GB, available to use: 20.3 GB
128GB

Storage expansion:

microSDXC up to 256 GB
microSDXC up to 512 GB
microSDXC up to 1024 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (6.0 Marshmallow), OPPO ColorOS UI
Android (11, 10, 9.0 Pie), Samsung One UI
Android (11), Samsung One UI

Battery

Capacity:

3010 mAh
4000 mAh
4500 mAh

Type:

Li - Polymer, Not user replaceable
Not user replaceable
Not user replaceable

Charging:

OPPO VOOC
Samsung Adaptive Fast Charging
Qualcomm Quick Charge 2.0

Max charge speed:

Wired: 25.0W

Camera

Rear:

Single camera
Dual camera
Quad camera

Main camera:

16 MP (Autofocus, CMOS image sensor)
13 MP (Autofocus)
64 MP (OIS, Autofocus)

Specifications:

Aperture size: F1.7
Aperture size: F1.9; Focal length: 27 mm; Sensor size: 1/3.1"; Pixel size: 1.12 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm

Second camera:

5 MP (Ultra-wide)
12 MP (Ultra-wide)

Specifications:

Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/5"; Pixel size: 1.12 μm
Aperture size: F2.2; Pixel size: 1.12 μm

Third camera:

5 MP (Macro)

Specifications:

Aperture size: F2.4; Pixel size: 1.12 μm

Fourth camera:

5 MP (Depth information)

Specifications:

Aperture size: F2.4; Pixel size: 1.12 μm

Video recording:

3840x2160 (4K UHD), 1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (60 fps)

Features:

HDR, Video calling, Video sharing
Continuous autofocus, Picture-taking during video recording

Front:

16 MP
8 MP
32 MP

Video capture:

3840x2160 (4K UHD) (30 fps)

Design

Dimensions:

6.02 x 2.93 x 0.26 inches (153 x 74.3 x 6.58 mm)
6.24 x 2.94 x 0.31 inches (158.4 x 74.7 x 7.8 mm)
6.30 x 2.96 x 0.33 inches (159.9 x 75.1 x 8.4 mm)

Weight:

5.19 oz (147.0 g)
5.96 oz (169.0 g)
6.67 oz (189.0 g)

Materials:

Back: Plastic
Back: Plastic

Resistance:

Water, Dust; IP67

Biometrics:

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

Keys:

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

Colors:

Gold, Pink
Black,Deep blue, Red

Cellular

LTE (FDD):

Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 13(700 c), 20(800 DD), 28(700 APT), 66(AWS-3)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 20(800 DD), 26(850+), 28(700 APT), 32(1500 L-band), 66(AWS-3)

LTE (TDD):

Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 40(2300), 41(2600+)

UMTS:

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

Data Speed:

LTE, HSPA
LTE-A Cat 6 (300/50 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, UMTS

Dual SIM:

Yes
Shared with microSD

SIM type:

Nano SIM
Nano SIM
Nano SIM

VoLTE:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features:

Album art cover, Background playback
Dolby Atmos
Dolby Atmos

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Additional microphone(s):

for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

4.1
5.0
5.0

Wi-Fi:

802.11 a, b, g, n, ac, dual-band
802.11 a, b, g, n, ac; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot

USB:

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

Features:

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

Location:

GPS, A-GPS
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
Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Accelerometer, Gyroscope, Compass, Hall (for flip covers)

Other:

Tethering, Computer sync, OTA sync
NFC

Hearing aid compatible:

M3, T3

Regulatory Approval

FCC approval:

Date approved:

Jun 19, 2019

FCC ID value:

A3LSMA205U

Measured SAR:

Head:

1.09 W/kg

Body:

0.60 W/kg

Simultaneous Transmission:

1.37 W/kg

Wireless Router:

1.00 W/kg

Phablet:

3.94 W/kg

Buyers information

Price:

$ 410
$ 250
€ 429

Availability

Officially announced:

Mar 17, 2021
FCC OKs Cingular\'s purchase of AT&T Wireless