OnePlus 3T vs Samsung Galaxy A20

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Display

Display size

5.5 inches
6.4 inches

Resolution

1080 x 1920 pixels
720 x 1560 pixels

Pixel density

401 ppi
268 ppi

Technology

Super AMOLED
Super AMOLED

Screen-to-body ratio

73.15 %
84.95 %

Features

Scratch-resistant glass (Corning Gorilla Glass 4), Ambient light sensor, Proximity sensor
Proximity sensor

Camera

Rear

Single camera
Dual camera

Main camera

16 megapixels
13 megapixels

Hardware Features

Sapphire crystal lens cover, Optical image stabilization, Phase detection autofocus
Autofocus

Specifications

Aperture size: F2.0; Pixel size: 1.12 μm
Aperture size: F1.9; Focal length: 27 mm; Sensor size: 1/3.1"; Pixel size: 1.12 μm

Second camera

 
5 megapixels

Hardware Features

 
Ultra-wide

Specifications

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

Video recording

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (60 fps), 1280x720 (HD) (120 fps)
1920x1080 (Full HD) (30 fps)

Features

Optical image stabilization, Digital image stabilization, Video calling, Video sharing
 

Front

16 megapixels
8 megapixels

Design

Dimensions

6.01 x 2.94 x 0.29 inches (152.7 x 74.7 x 7.35 mm)
6.24 x 2.94 x 0.31 inches (158.4 x 74.7 x 7.8 mm)

Weight

5.57 oz (158 g)
the average is 6.1 oz (174 g)
5.96 oz (169 g)
the average is 6.1 oz (174 g)

Materials

Back: Aluminum
Back: Plastic

Biometrics

Fingerprint (touch)
2D Face unlock, Fingerprint (touch)

Colors

Black, Gold, Gray
Black, Blue, Red

Multimedia

Headphones

3.5 mm jack
3.5 mm jack

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features

Album art cover, Background playback
 

Screen mirroring

 
Wireless screen share

Additional microphone(s)

for Noise cancellation
for Noise cancellation

Hardware & Performance

System chip

Qualcomm Snapdragon 821 MSM8996 Pro
Samsung Exynos 7884

Processor

Quad-core, 2350 MHz, Kryo, 64-bit
Octa-core, 1600 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm

GPU

Adreno 530
Mali-G71 MP2

RAM

6 GB
3 GB

Internal storage

128 GB
32 GB

Available to use

 
21.7 GB

Storage expansion

 
microSDXC up to 512 GB

OS

Android (9.0 Pie, 7.1 Nougat, 7.0 Nougat, 6.0 Marshmallow), OnePlus OxygenOS UI
Android (9.0 Pie), Samsung One UI

Connectivity & Features

Bluetooth

4.2
5.0

Wi-Fi

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

USB

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

Features

Mass storage device, USB OTG, USB charging
Mass storage device

Location

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

Sensors

Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Accelerometer, Gyroscope, Compass, Hall (for flip covers)

Other

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

Cellular

LTE (FDD)

Bands 1, 3, 5, 7, 8, 20
Bands 1, 3, 5, 7, 8, 20

LTE (TDD)

Bands 38, 40
Bands 38, 40, 41

UMTS

850, 900, 1900, 2100 MHz
850, 900, 1900, 2100 MHz

Data

LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE Cat 4 (150/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM

Yes
Yes

SIM type

Nano SIM
Nano SIM

Battery

Capacity

3400 mAh
4000 mAh

Type

Not user replaceable
Not user replaceable

Charging

OnePlus Dash Charge
Samsung Adaptive Fast Charging

Talk time (3G)

 
26.00 hours
the average is 23 h (1387 min)

Internet use

 
3G: 12 hours; LTE: 13 hours; Wi-Fi: 13 hours

Music playback

 
82.00 hours

Video playback

 
21.00 hours

Phone features

Notifications

Haptic feedback
 

Other features

Voice dialing, Voice commands, Voice recording
 

Shopping information

MSRP price

$ 479
$ 250
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