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OnePlus 7T vs Vivo Y66 vs Oppo A3s

Key Feature Comparison

At a Glance

Show differences only

Octa core (2.96 GHz, Single core, Kryo 485 + 2.42 GHz, Tri core, Kryo 485 + 1.8 GHz, Quad core, Kryo 485)

Qualcomm Snapdragon 855 Plus, Adreno 640

Octa core, 1.4 GHz, Cortex A53

Qualcomm Snapdragon 430 MSM8937, Adreno 505

Octa core, 1.8 GHz, Cortex A53

Qualcomm Snapdragon 450, Adreno 506

3800 mAh

Li-ion, Warp, 30W

3000 mAh

Li-ion

4230 mAh

Li-ion, Fast, 20W

6.55 inches

402 ppi, FHD

5.5 inches

267 ppi

6.2 inches

271 ppi, HD

Triple, 48MP + 16MP + 12MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps

Single, 13MP

1920x1080 @ 30 fps

Dual, 13MP + 2MP

1920x1080 @ 30 fps

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.55 inches
5.5 inches
6.2 inches

Screen Type

AMOLED
IPS LCD
IPS LCD

Screen Resolution

1080 x 2400 pixels
720 x 1280 pixels
720 x 1520 pixels

Pixel Density

402 ppi
267 ppi
271 ppi

Aspect Ratio

20:09
16:09
-

Screen Protection

Corning Gorilla Glass
Gorilla Glass 3
Gorilla Glass 3

Screen to Body Ratio

86.53%
71.65%
80.85%

Screen Design

Waterdrop notch
-
Regular notch

Screen Refresh Rate

90 Hz
-
-

Screen Quality

FHD
-
HD

Phone Variants

8GB 256GB, 8GB 128GB
3GB 32GB
4GB 64GB, 3GB 32GB, 2GB 16GB

Expandable Storage

No
Yes
Yes

RAM Type

LPDDR4X
-
LPDDR3

Storage Type

UFS 3.0
-
eMMC 5.1

OTG Support

Yes
Yes
Yes

Expandable Storage Capacity

-
Yes, 256 GB
Yes, 256 GB

Sensors

Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Compass
Light sensor, Proximity sensor, Accelerometer, Gyroscope

Operating System

Android v10 (Q)
Android v6.0 (Marshmallow)
Android v8.1 (Oreo)

GPU

Adreno 640
Adreno 505
Adreno 506

Chipset

Qualcomm Snapdragon 855 Plus
Qualcomm Snapdragon 430 MSM8937
Qualcomm Snapdragon 450

CPU

Octa core (2.96 GHz, Single core, Kryo 485 + 2.42 GHz, Tri core, Kryo 485 + 1.8 GHz, Quad core, Kryo 485)
Octa core, 1.4 GHz, Cortex A53
Octa core, 1.8 GHz, Cortex A53

Custom User Interface

Oxygen OS
-
ColorOS

Clock Speed

2.96 GHz
1.4 GHz
1.8 GHz

Architecture

64 bit
-
64 bit

Process Technology

7 nm
-
14 nm

Battery Capacity

3800 mAh
3000 mAh
4230 mAh

Battery Removable

No
No
No

Battery Type

Li-ion
Li-ion
Li-ion

Charger Type

Warp, 30W
-
Fast, 20W

USB Type-C

Yes
No
No

Fast Charging

Yes
-
-

Charging Time

70 % in 30 minutes
-
-

Announced On

26-Sep-19
5-Jan-17
5-Jul-18

Market Status

Available
Available
Available

Brand

OnePlus
Vivo
OPPO

Model Number

HD1901
-
CPH1803/CPH1853

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 34,999
Rs. 14,990
Rs. 9,500

GPS

Yes A-GPS, Glonass
Yes A-GPS, Glonass
Yes A-GPS

Audio Features

Dolby Atmos
Active noise cancellation with dedicated mic
Active noise cancellation with dedicated mic

NFC

Yes
No
No

Network Support

4G
4G
4G

Bluetooth

Yes
Yes
Yes

FM Radio

No
Yes
Yes

3.5mm Audio Jack

No
Yes
Yes

SIM Size

SIM1: Nano, SIM2: Nano
SIM1: Micro, SIM2: Nano (Hybrid)
SIM1: Nano, SIM2: Nano

Wi-Fi

Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz, MIMO
Yes, Wi-Fi 802.11, b/g/n
Yes, Wi-Fi 4 (802.11 b/g/n)

Bluetooth Type

v5.0
v4.0
v4.2

Audio Jack

USB Type-C
3.5 mm
3.5 mm

SIM Slot(s)

Dual SIM, GSM+GSM
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM

eSIM

No
No
No

Wi-Fi Features

Mobile Hotspot
Mobile Hotspot
Mobile Hotspot

VoLTE

Yes
Yes
Yes

SIM 1 Bands

4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) /...
4G Bands: TD-LTE 2300(band 40), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

SIM 2 Bands

4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) /...
2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

Front Video Recording

1920x1080 @ 30 fps
1080p30fps
-

Front Camera Features

Fixed Focus
-
-

Front Camera Setup

Single, 16MP
Single, 16MP
Single, 8MP

Front Camera 1 Resolution

16 MP
16 MP
8 MP

Front Camera 1 Type

f/2.0 Primary Camera
f/2.0 Primary Camera
f/2.2, Primary Camera

Front Camera 1 Lens

25 mm focal length, 3" sensor size, 1 micrometre pixel size
-
-

Front Sensor

Exmor RS
-
-

Front Aperture

f/2.0
f/2.0
f/2.2

Front Flash

Yes, Screen flash
Yes, Soft light flash
-

Weight

190 grams
155 grams
168 grams

Colors

Frosted Silver, Glacier Blue
Crown Gold, Matte Black
Red, Dark Purple

Build

Back: Mineral Glass
-
Back: Plastic

Dimensions

160.9 x 74.4 x 8.1 mm
153.8 x 75.5 x 7.6 mm
156.2 x 75.6 x 8.2 mm

SAR Value

Head: 1.06 W/kg, Body: 0.93 W/kg
-
Head: 1.166 W/kg, Body: 0.934 W/kg

OIS

Yes
No
-

Rear Flash

Yes, Dual LED Flash
Yes, LED Flash
Yes, LED Flash

Rear Video Recording

3840x2160 @ 30 fps, 1920x1080 @ 60 fps
1920x1080 @ 30 fps
1920x1080 @ 30 fps

Rear Camera Features

Digital Zoom, Auto Flash, Face detection, Touch to focus
Digital Zoom, Auto Flash, Face detection, Touch to focus
Digital Zoom, Auto Flash, Face detection, Touch to focus

Rear Camera Setup

Triple, 48MP + 16MP + 12MP
Single, 13MP
Dual, 13MP + 2MP

Rear Camera 1 Resolution

48 MP
13 MP
13 MP

Rear Camera 1 Type

f/1.6 Primary Camera
f/2.2 Primary Camera
f/2.2, Primary Camera

Rear Camera 1 Lens

26 mm focal length, 2.25" sensor size, 0.8 micrometre pixel size
-
-

Rear Camera 2 Resolution

16 MP
-
2 MP

Rear Camera 2 Type

f/2.2, Wide Angle, Ultra-Wide Angle Camera
-
f/2.4, Depth Camera

Rear Camera 2 Lens

17 mm focal length
-
-

Rear Camera 3 Resolution

12 MP
-
-

Rear Camera 3 Type

f/2.2 Telephoto (upto 2x Optical Zoom) Camera
-
-

Rear Camera 3 Lens

51 mm focal length, 1 micrometre pixel size
-
-

Rear Sensor

Exmor-RS CMOS Sensor
CMOS image sensor
CMOS image sensor

Rear Aperture

f/1.6
f/2.2
f/2.2

Fingerprint Scanner

Yes
No
No

Fingerprint Scanner Position

On-Screen
-
-

Fingerprint Scanner Type

Optical
-
-

Face Unlock

Yes
-
Yes

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