Asus ROG Phone 2 vs Nubia Z20

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Comparing the Asus ROG Phone 2 vs Nubia Z20 across performance, display, camera, battery and storage to help determine the better smartphone.

Here is the summary of the results:

Performance: Both Asus ROG Phone 2 and Nubia Z20 run at the same processing speed of 2.96 GHz.


Display: Asus ROG Phone 2 offers a screen size of 6.59 inches, while Nubia Z20 offers 6.42 inches, making Asus ROG Phone 2 the larger display of the two. Both Asus ROG Phone 2 and Nubia Z20 feature the same AMOLED display.


Rear Camera: Both Asus ROG Phone 2 and Nubia Z20 feature a 48 MP primary rear camera.


Front Camera: Nubia Z20 offers a higher front camera resolution with 48 MP, while Asus ROG Phone 2 offers 24 MP, making Nubia Z20 better for front camera photography.


Battery: Asus ROG Phone 2 offers a higher battery capacity with 6000 mAh, while Nubia Z20 offers 4000 mAh, making Asus ROG Phone 2 better for longer battery life.


Storage: Both Asus ROG Phone 2 and Nubia Z20 offer the same internal storage of 128 GB.

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Asus ROG Phone 2
₹40,999
(Out of Stock)
Nubia Z20
₹35,190
(Not Released in India)
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Summary

Spec Score

82%
86%

Release Date

08 Oct, 2019
19 Mar, 2021

Performance

Snapdragon 855 Plus
Snapdragon 855 Plus
Octa Core (upto 2.96 GHz)
Octa Core (upto 2.96 GHz)
8 GB RAM
6 GB RAM

Main Display

6.59 inches (16.74 cm)
6.42 inches (16.31 cm)
AMOLED
AMOLED
1080x2340 px (FHD+)
1080x2340 px (FHD)
120 Hz Refresh Rate
N/A

Cover Display

N/A
5.1 inches (12.95 cm)
N/A
720x1520 px

Rear Camera

48 MP
Primary Camera
48 MP
Primary Camera
13 MP
Ultra-Wide Angle Camera
16 MP
Ultra-Wide Angle Camera
N/A
8 MP
Telephoto Camera (upto 3x Optical Zoom)

Front Camera

24 MP
48 MP + 16 MP

Battery

6000 mAh
4000 mAh
Hyper Charging
Quick Charging

Storage

128 GB
128 GB
UFS 3.0
N/A

User Ratings

4.6/5
(11,107 ratings)
N/A

Benchmarks (The higher, the better)

353,469
AnTuTu Score
N/A
16h 08m
Battery Life (PC Mark)
N/A

Video

Videos
4 More Videos
There are no videos available for the device.

User Feedback

General

Launch Date

Oct 08, 2019
(Official)
N/A

Operating System

Android v9.0 (Pie)
Android v9.0 (Pie)

Custom UI

N/A
Nubia UI

Performance

Performance Rating

Very Good
Very Good

Chipset

Qualcomm Snapdragon 855 Plus
Qualcomm Snapdragon 855 Plus

Processor

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

2.96 GHz, Single core, Kryo 485 2.42 GHz, Tri core, Kryo 485 1.8 GHz, Quad core, Kryo 485

Architecture (The higher, the better)

64 bit
64 bit

Fabrication (The lower, the better)

7 nm
N/A

Graphics (GPU)

Adreno 640
Adreno 640

RAM

8 GB / 12 GB
6 GB

RAM Type

LPDDR4X
LPDDR4X

Performance Test Results

AnTuTu Score (The higher, the better) AnTuTu benchmark measures overall performance of a phone by stress-testing CPU, GPU, RAM, etc.

353,469
N/A

Bootup Time (The lower, the better)

13.0 s
N/A

Gaming Test Results

Battery Drain* (The lower, the better)

1.0 %
N/A

Heating* (The lower, the better)

16.7 %
N/A
* after 30 mins of gaming

Display

Display Rating

Excellent
Best In Class

Display Type

AMOLED
AMOLED (Curved Display)

Screen Size

6.59 inches  (16.74 cm)
6.42 inches  (16.31 cm)

Resolution

1080x2340 px (FHD+)
1080x2340 px (FHD)

Refresh Rate

120 Hz
N/A

Aspect Ratio

19.5:9
19.5:9

Pixel Density

391 ppi
401 ppi

Screen to Body Ratio (calculated)

80.21 %
84.65 %

Screen Protection

Corning Gorilla Glass v6
N/A

Bezel-less Display

Yes
Yes

HDR 10 / HDR+ Support

Yes
N/A

Design

Height

170.9 mm
158.6 mm

Width

77.6 mm
75.2 mm

Thickness

9.4 mm
9 mm

Weight

240 grams
186 grams

Build Material

Back: Gorilla Glass
N/A

Rear Camera

Rear Camera Rating

Very Good
Very Good

Resolution

48 MP
Primary Cameraf/1.7926 mm focal length 1/2" sensor size IMX586 Exmor-RS CMOS Sensor 0.8µm pixel size
48 MP
Primary Cameraf/1.71/2.25" sensor size IMX586 Exmor-RS CMOS Sensor 0.8µm pixel size
13 MP
f/2.4 Ultra-Wide Angle Camera11 mm focal length
16 MP
Ultra-Wide Angle Camera
N/A
8 MP
Telephoto Camera

Autofocus

Yes Phase Detection Autofocus
Yes

OIS

N/A
Yes

Flash

Yes LED Flash
Yes Dual LED Flash

Image Resolution

8000 x 6000 Pixels
8000 x 6000 Pixels

Settings

Exposure compensation ISO control
Exposure compensation

Shooting Modes

Continuous Shooting
High Dynamic Range mode (HDR)
Continuous Shooting
High Dynamic Range mode (HDR)

Camera Features

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

Video Recording

4k @30 fps
Full HD @60 fps
N/A

Front Camera

Front Camera Rating

Very Good
Excellent

Resolution

24 MP
f/2.0 Primary Camera27 mm focal length
48 MP
f/1.7 Primary CameraExmor RS 0.8µm pixel size
N/A
16 MP
Ultra-Wide Angle 122° field-of-view Camera
N/A
8 MP
Camera

Autofocus

N/A
Yes

Flash

N/A
Yes Dual LED

Video Recording

Full HD @30 fps
N/A

Battery

Battery Rating

Very Good
Excellent

Capacity

6000 mAh
4000 mAh

Battery Type

Li-Polymer
Li-ion

TalkTime

Up to 52 Hours(3G)
N/A

Quick Charging

Yes Hyper Charging
Yes Quick Charging v4.0

Battery Test Results

Battery Life (PC Mark) (The higher, the better) PCMark Battery benchmark measures battery life of a phone with various activities such as web browsing, photo editing, writing, video editing, etc.

16h 08m
N/A

Charging Time (20% to 100%) (The lower, the better)

2h 2m 30s
N/A

Storage

Internal Storage

128 GB / 512 GB
128 GB

Storage Type

UFS 3.0
N/A

Expandable Storage

No
No

Network & Connectivity

SIM Slot(s)

Dual SIM
Dual SIM

SIM Type

SIM1: Nano SIM2: Nano
SIM1: Nano SIM2: Nano

Network Support

5G Not Supported 4G
5G Not Supported 4G

VoLTE

Yes
Yes

SIM 1

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)
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) / 1900(band 2) / 1700(band 4) / 850(band 5) / 850(band 18) / 850(band 19) / 800(band 20) / 850(band 26)

SIM 2

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)
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) / 1900(band 2) / 1700(band 4) / 850(band 5) / 850(band 18) / 850(band 19) / 800(band 20) / 850(band 26)

Wi-Fi

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

Wi-Fi Features

Wi-Fi Direct Mobile Hotspot
Mobile Hotspot

Bluetooth

Yes v5.0
Yes v5.0

GPS

Yes with A-GPS Glonass
Yes with A-GPS

NFC

Yes
N/A

Multimedia

Audio Jack

3.5 mm
USB Type-C

Audio Features

DTS Sound
N/A

Sensors

Fingerprint Sensor

Yes
Yes

Fingerprint Sensor Position

On-screen
On-screen

Fingerprint Sensor Type

Optical
N/A

Other Sensors

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