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OnePlus 8 vs OnePlus 7T vs Mi A3

Key Feature Comparison

At a Glance

Show differences only

Octa core (2.84 GHz, Single core, Kryo 585 + 2.42 GHz, Tri core, Kryo 585 + 1.8 GHz, Quad core, Kryo 585)

Qualcomm Snapdragon 865, Adreno 650

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 (2 GHz, Quad core, Kryo 260 + 1.8 GHz, Quad core, Kryo 260)

Qualcomm Snapdragon 665, Adreno 610

4300 mAh

Li-ion, Warp, 30W

3800 mAh

Li-ion, Warp, 30W

4030 mAh

Li-ion, Quick, v3.0, 18W

6.55 inches

402 ppi, FHD

6.55 inches

402 ppi, FHD

6.08 inches

283 ppi

Triple, 48MP + 16MP + 2MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 480 fps

Triple, 48MP + 16MP + 12MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps

Triple, 48MP + 8MP + 2MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps

5G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.55 inches
6.55 inches
6.08 inches

Screen Type

AMOLED
AMOLED
Super AMOLED

Screen Resolution

1080 x 2400 pixels
1080 x 2400 pixels
720 x 1560 pixels

Pixel Density

402 ppi
402 ppi
283 ppi

Aspect Ratio

20:09
20:09
19.5:9

Screen Protection

Gorilla Glass 5
Corning Gorilla Glass
Gorilla Glass 5

Screen to Body Ratio

88.69%
86.53%
82.15%

Screen Design

Punch hole
Waterdrop notch
Waterdrop notch

Screen Refresh Rate

90 Hz
90 Hz
-

Screen Quality

FHD
FHD
-

Phone Variants

12GB 256GB, 8GB 128GB, 6GB 128GB
8GB 256GB, 8GB 128GB
4GB 64GB, 6GB 128GB

Expandable Storage

No
No
Yes

RAM Type

LPDDR4X
LPDDR4X
LPDDR4X

Storage Type

UFS 3.0
UFS 3.0
UFS 2.1

OTG Support

Yes
Yes
Yes

Sensors

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

Operating System

Android v10 (Q)
Android v10 (Q)
Android v9.0 (Pie)

GPU

Adreno 650
Adreno 640
Adreno 610

Chipset

Qualcomm Snapdragon 865
Qualcomm Snapdragon 855 Plus
Qualcomm Snapdragon 665

CPU

Octa core (2.84 GHz, Single core, Kryo 585 + 2.42 GHz, Tri core, Kryo 585 + 1.8 GHz, Quad core, Kryo 585)
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 (2 GHz, Quad core, Kryo 260 + 1.8 GHz, Quad core, Kryo 260)

Custom User Interface

Oxygen OS
Oxygen OS
Android One

Clock Speed

2.84 GHz
2.96 GHz
2 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

7 nm
7 nm
11 nm

Battery Capacity

4300 mAh
3800 mAh
4030 mAh

Battery Removable

No
No
No

Battery Type

Li-ion
Li-ion
Li-ion

Charger Type

Warp, 30W
Warp, 30W
Quick, v3.0, 18W

USB Type-C

Yes
Yes
Yes

Fast Charging

Yes
Yes
Yes

Charging Time

50 % in 22 minutes
70 % in 30 minutes
-

Announced On

14-Apr-20
26-Sep-19
5-Jul-19

Market Status

Available
Available
Available

Brand

OnePlus
OnePlus
Xiaomi

Model Number

IN2011
HD1901
MZB7975IN

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 39,999
Rs. 34,999
Rs. 13,499

GPS

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

Audio Features

Dolby Atmos
Dolby Atmos
Active noise cancellation with dedicated mic

NFC

Yes
Yes
No

Network Support

5G
4G
4G

Bluetooth

Yes
Yes
Yes

FM Radio

No
No
Yes

3.5mm Audio Jack

No
No
Yes

SIM Size

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

Wi-Fi

Yes, Wi-Fi 802.11, ac/ax/b/g/n/n 5GHz, MIMO
Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz, MIMO
Yes, Wi-Fi 802.11, a/ac/b/g/n

Bluetooth Type

v5.1
v5.0
v5.0

Audio Jack

USB Type-C
USB Type-C
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
Wi-Fi Direct, Mobile Hotspot

VoLTE

Yes
Yes
Yes

SIM 1 Bands

5G Bands: FDD N1 / N3 / N5 / N7 / N8 / N20 / N28, TDD N38 / N40 / N41 / N77 / N78, 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 3500(band 42), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(b...
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 2600(band 38) / 2300(band 40), 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) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 ...

SIM 2 Bands

5G Bands: FDD N1 / N3 / N5 / N7 / N8 / N20 / N28, TDD N38 / N40 / N41 / N77 / N78, 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 3500(band 42), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(b...
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 2600(band 38) / 2300(band 40), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 /...

Front Video Recording

1920x1080 @ 30 fps
1920x1080 @ 30 fps
1920x1080 @ 30 fps, 1280x720 @ 30 fps

Front Camera Features

Fixed Focus
Fixed Focus
Fixed Focus

Front Camera Setup

Single, 16MP
Single, 16MP
Single, 32MP

Front Camera 1 Resolution

16 MP
16 MP
32 MP

Front Camera 1 Type

f/2.45, Primary Camera
f/2.0 Primary Camera
f/2.0 Primary Camera

Front Camera 1 Lens

3" sensor size, 1 micrometre pixel size
25 mm focal length, 3" sensor size, 1 micrometre pixel size
26 mm focal length, 2.8" sensor size, 1.6 micrometre pixel size

Front Sensor

Exmor RS
Exmor RS
-

Front Aperture

f/2.45
f/2.0
f/2.0

Front Flash

Yes, Screen flash
Yes, Screen flash
-

Weight

180 grams
190 grams
173.8 grams

Colors

Glacial Green
Frosted Silver, Glacier Blue
More than White, Not just Blue, Kind of Grey

Build

Back: Gorilla Glass
Back: Mineral Glass
Back: Mineral Glass

Dimensions

160.2 x 72.9 x 8 mm
160.9 x 74.4 x 8.1 mm
153.4 x 71.85 x 8.4 mm

SAR Value

-
Head: 1.06 W/kg, Body: 0.93 W/kg
Head: 0.527 W/kg, Body: 0.722 W/kg

OIS

Yes
Yes
No

Rear Flash

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

Rear Video Recording

3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 480 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps

Rear Camera Features

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

Rear Camera Setup

Triple, 48MP + 16MP + 2MP
Triple, 48MP + 16MP + 12MP
Triple, 48MP + 8MP + 2MP

Rear Camera 1 Resolution

48 MP
48 MP
48 MP

Rear Camera 1 Type

f/1.75, Primary Camera
f/1.6 Primary Camera
f/1.79 (upto 2x Digital Zoom) Primary Camera

Rear Camera 1 Lens

25 mm focal length, 2" sensor size, 0.8 micrometre pixel size
26 mm focal length, 2.25" sensor size, 0.8 micrometre pixel size
2" sensor size, 0.8 micrometre pixel size

Rear Camera 2 Resolution

16 MP
16 MP
8 MP

Rear Camera 2 Type

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

Rear Camera 2 Lens

13 mm focal length
17 mm focal length
13 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size

Rear Camera 3 Resolution

2 MP
12 MP
2 MP

Rear Camera 3 Type

f/2.4, Macro Camera
f/2.2 Telephoto (upto 2x Optical Zoom) Camera
f/2.4, Depth Camera

Rear Camera 3 Lens

1.75 micrometre pixel size
51 mm focal length, 1 micrometre pixel size
-

Rear Sensor

Exmor-RS CMOS Sensor
Exmor-RS CMOS Sensor
Exmor-RS CMOS Sensor

Rear Aperture

f/1.75
f/1.6
f/1.79

Fingerprint Scanner

Yes
Yes
Yes

Fingerprint Scanner Position

On-Screen
On-Screen
On-Screen

Fingerprint Scanner Type

Optical
Optical
Optical

Face Unlock

Yes
Yes
Yes
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