vivo S1 Pro vs OPPO A91

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Comparing the vivo S1 Pro vs OPPO A91 across performance, display, camera, battery and storage to help determine the better smartphone.

Here is the summary of the results:

Performance: OPPO A91 runs at a higher processing speed of 2.1 GHz, while vivo S1 Pro runs at 2.0 GHz, making OPPO A91 the better performer.


Display: OPPO A91 offers a screen size of 6.4 inches, while vivo S1 Pro offers 6.38 inches, making OPPO A91 the larger display of the two. vivo S1 Pro features a Super AMOLED display compared to OPPO A91's AMOLED, making vivo S1 Pro the better display of the two.


Rear Camera: Both vivo S1 Pro and OPPO A91 feature a 48 MP primary rear camera.


Front Camera: vivo S1 Pro offers a higher front camera resolution with 32 MP, while OPPO A91 offers 16 MP, making vivo S1 Pro better for front camera photography.


Battery: vivo S1 Pro offers a higher battery capacity with 4500 mAh, while OPPO A91 offers 4025 mAh, making vivo S1 Pro better for longer battery life.


Storage: Both vivo S1 Pro and OPPO A91 offer the same internal storage of 128 GB.

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vivo S1 Pro
₹20,990
(Out of Stock)
OPPO A91
₹20,290
(Not Released in India)
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Summary

Spec Score

77%
75%

Release Date

04 Jan, 2020
26 Mar, 2020

Performance

Snapdragon 665
MediaTek Helio P70
Octa Core (upto 2 GHz)
Octa Core (upto 2.1 GHz)
8 GB RAM
8 GB RAM

Display

6.38 inches (16.21 cm)
6.4 inches (16.26 cm)
Super AMOLED
AMOLED
1080x2340 px (FHD+)
1080x2340 px (FHD+)

Rear Camera

48 MP
Primary Camera
48 MP
Primary Camera
8 MP
Ultra-Wide Angle Camera
8 MP
Ultra-Wide Angle Camera
2 MP
Macro Camera
2 MP
Macro Camera
2 MP
Depth Camera
2 MP
Depth Camera

Front Camera

32 MP
16 MP

Battery

4500 mAh
4025 mAh
18W Fast Charging
VOOC Charging
No Wireless Charging
N/A

Storage

128 GB
128 GB
eMMC
N/A

Expert Review

7.0/10
N/A

Pros

  • Good looking design
  • Decent battery
  • Display is up to the mark
  • Device yet to be reviewed

Cons

  • Poor choice of processor for the price
  • Please improve the software experience
  • Device yet to be reviewed

User Ratings

4.4/5
(38,771 ratings)
N/A

Benchmarks (The higher, the better)

172,519
AnTuTu Score
N/A
13h 23m
Battery Life (PC Mark)
N/A

Video

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

User Feedback

General

Launch Date

Jan 04, 2020
(Official)
N/A

Operating System

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

Custom UI

Funtouch OS
ColorOS

Performance

Performance Rating

Good
Good

Chipset

Qualcomm Snapdragon 665
MediaTek Helio P70

Processor

Octa core

2 GHz, Quad core, Kryo 260 1.8 GHz, Quad core, Kryo 260
Octa core

2.1 GHz, Quad core, Cortex A73 2 GHz, Quad core, Cortex A53

Architecture (The higher, the better)

64 bit
64 bit

Fabrication (The lower, the better)

11 nm
N/A

Graphics (GPU)

Adreno 610
Mali-G72 MP3

RAM

8 GB
8 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.

172,519
N/A

Bootup Time (The lower, the better)

28.0 s
N/A

Gaming Test Results

Battery Drain* (The lower, the better)

7.0 %
N/A

Heating* (The lower, the better)

22.7 %
N/A
* after 30 mins of gaming

Display

Display Rating

Best In Class
Best In Class

Display Type

Super AMOLED
AMOLED

Screen Size

6.38 inches  (16.21 cm)
6.4 inches  (16.26 cm)

Resolution

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

Aspect Ratio

19.5:9
20:9

Pixel Density

404 ppi
403 ppi

Screen to Body Ratio (calculated)

83.39 %
85.44 %

Screen Protection

N/A
Corning Gorilla Glass v5

Bezel-less Display

Yes with waterdrop notch
Yes with waterdrop notch

Screen to Body Ratio (claimed by the brand)

90 %
90.7 %

Design

Height

159.2 mm
160.2 mm

Width

75.1 mm
73.3 mm

Thickness

8.6 mm
7.9 mm

Weight

186.7 grams
172 grams

Build Material

Back: Plastic
N/A

Rear Camera

Rear Camera Rating

Very Good
Good

Resolution

48 MP
Primary Cameraf/1.81/2" sensor size CMOS image sensor 0.8µm pixel size
48 MP
Primary Camera
8 MP
f/2.2 Ultra-Wide Angle Camera13 mm focal length
8 MP
f/2.25 Ultra-Wide Angle Camera1.12µm pixel size
2 MP
f/2.4 Macro Camera1/5.0" sensor size 1.75µm pixel size
2 MP
f/2.4 Macro Camera1.75µm pixel size
2 MP
f/2.4 Depth Camera
2 MP
f/2.4 Depth Camera1.75µm pixel size

Autofocus

Yes Phase Detection Autofocus
Yes

Flash

Yes LED Flash
Yes LED Flash

Image Resolution

8000 x 6000 Pixels
8000 x 6000 Pixels

Settings

Exposure compensation ISO control
ISO control

Shooting Modes

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

Camera Features

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

Video Recording

Full HD @30 fps
N/A

Front Camera

Front Camera Rating

Very Good
Very Good

Resolution

32 MP
f/2.0 Primary Camera26 mm focal length 1/2.8" sensor size CMOS 0.8µm pixel size
16 MP
f/2.0 Primary Camera

Flash

Yes Screen flash
N/A

Video Recording

Full HD @30 fps
N/A

Battery

Battery Rating

Very Good
Excellent

Capacity

4500 mAh
4025 mAh

Battery Type

Li-Polymer
Li-ion

Quick Charging

Yes 18W Fast Charging
Yes VOOC Charging v3.0

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.

13h 23m
N/A

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

1h 40m 3s
N/A

Storage

Internal Storage

128 GB
128 GB

Storage Type

eMMC
N/A

Expandable Storage

Yes Up to 256 GB
Yes Up to 256 GB

Network & Connectivity

SIM Slot(s)

Dual SIM
Dual SIM

SIM Type

SIM1: Nano SIM2: Nano (Hybrid)
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)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5)
4G Bands:
TD-LTE 2300(band 40)
FD-LTE 1800(band 3)

SIM 2

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)
4G Bands:
TD-LTE 2300(band 40)
FD-LTE 1800(band 3)

SAR Value

Head: 1.191 W/kg Body: 0.475 W/kg
N/A

Wi-Fi

Yes Wi-Fi 4 (802.11 b/g/n) 5GHz
Yes Wi-Fi 4 (802.11 b/g/n)

Wi-Fi Features

Mobile Hotspot
Mobile Hotspot

Bluetooth

Yes v5.0
Yes v5.0

GPS

Yes with A-GPS Glonass
Yes with A-GPS

Multimedia

Audio Jack

3.5 mm
3.5 mm

Sensors

Fingerprint Sensor

Yes
Yes

Fingerprint Sensor Position

On-screen
On-screen

Fingerprint Sensor Type

Optical
Optical

Other Sensors

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