Compare: Samsung Galaxy S21 5G vs Oppo A91
General Features
-
6.2"Dynamic AMOLED 2X
-
64MPTriple Camera
-
8GB RAMExynos 2100
-
4000mAhLi-Po
Pros
FM Radio support
OIS support
NFC support
Water resistant
Cons
No SD Card slot
No headphone jack
No Infrared
Brand
Samsung
Announced
2021, January 14
Release Date
2021, January 29
Status
Coming soon
Out Price
$ 799.99 / € 849.00 / £ 769.00 / ??69,999
Display
Type
Dynamic AMOLED 2X
Aspect Ratio and PPI
20:9 ratio - 421 ppi density
Size
6.2 inches, 94.1 cm2 (~87.2% screen-to-body ratio)
Resolution
1080 x 2400 pixels
Peak brightness (nit)
Protection
Corning Gorilla Glass Victus
Features
Always-on display
BODY
Colors
Gray
White
Violet
Pink
Dimensions
151.7 • 71.2 • 7.9 mm (5.97 • 2.80 • 0.31 in)
Weight
169 gr (Sub6), 171 gr (mmWave) (5.96 oz)
Material
Glass front (Gorilla Glass Victus), plastic back, aluminum frame
Certification
Waterproof
Yes
Sensors
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
3.5mm Jack
No
NFC
Yes
Infrared
No
USB Type
USB Type-C 3.2, USB On-The-Go
Loudspeaker Loudness (dB)
PLATFORM
Chipset
Exynos 2100 (5 nm) - International
Qualcomm SM8350 Snapdragon 888 (5 nm) - USA/China
Qualcomm SM8350 Snapdragon 888 (5 nm) - USA/China
CPU
Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International
Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680 - USA/China/Korea
Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680 - USA/China/Korea
Bits
64 Bit
Cores
8 Core
Process technology
5 nm
GPU
Mali-G78 MP14 - International
Adreno 660 - USA/China/Korea
Adreno 660 - USA/China/Korea
GPU Cores
GPU Frequency
OS
Android 11, One UI 3.1
MEMORY
RAM Capacity
8GB RAM
RAM Type
Storage
128GB / 256GB
SD Card Slot
No
PERFORMANCE SCORES
Antutu Score
677.000
Antutu
v8
Geek Bench Score
GeekBench
Single Score
BATTERY
Capacity
4000
Type
Li-Po
Quick Charge Technology
USB Power Delivery 3.0
Video Playback Time
Fast Charging
25W
Wireless Charging
15W
Main Camera
First Camera
Resolution
12 MP
Sensor
Samsung S5K2LD
Aperture
f/1.8
Pixel Size
1.8µm
Sensor Size
1/1.76"
Optical Zoom
Lens
26mm (wide)
Extra
Dual Pixel PDAF, OIS
Second Camera
Resolution
64 MP
Sensor
Aperture
f/2.0
Pixel Size
0.8µm
Sensor Size
1/1.76"
Optical Zoom
1.1x optical zoom, 3x hybrid zoom
Lens
28mm (telephoto)
Extra
PDAF, OIS
Third Camera
Resolution
12 MP
Sensor
Aperture
f/2.2
Pixel Size
1.4µm
Sensor Size
1/2.55"
Optical Zoom
Lens
13mm, 120? (ultrawide)
Extra
Super Steady Video
Fourth Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Fifth Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Sixth Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Image Resolution
12 megapixels
Video Resolution and FPS
8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps
Optical Stabilisation (OIS)
Yes
Electronic Stabilisation (EIS)
Yes
Slow Motion Video
Yes, 960fps
Features
DxOMark Score
Mobile Score (Rear)
Mobile
Selfie Score
Selfie
Selfie Camera
First Camera
Resolution
10 MP
Sensor
Aperture
f/2.2
Pixel Size
Sensor Size
Extra
Second Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Extra
Third Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Extra
Video Resolution and FPS
4K@30/60fps, 1080p@30fps
Features
Dual video call, Auto-HDR
CONNECTIVITY
Technology
GSM / CDMA / HSPA / EVDO / LTE / 5G
2G Bands
GSM - 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only)
3G Bands
HSDPA - 850 / 900 / 1700(AWS) / 1900 / 2100
4G Bands
B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B13 (700), B17 (700), B18 (800), B19 (800), B20 (800), B25 (1900+), B26 (850), B28 (700), B32 (1500), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)
5G Bands
SA/NSA/Sub6/mmWave
TD-SCDMA
Navigation
Yes, with A-GPS, GLONASS, BDS, GALILEO
Network Speed
HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G
SIM Card Type
Single SIM (Nano-SIM and/or eSIM) or Dual SIM (Nano-SIM and/or eSIM, dual stand-by)
Number of SIM Area
2 SIM
Wi-Fi
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot
Bluetooth
5.0, A2DP, LE
OTHERS
VoLTE
Yes
FM Radio
Yes
SAR The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue.
Body SAR (EU)
1.509 W/kg
Head SAR (EU)
0.456 W/kg
Body SAR (USA)
Head SAR (USA)
Additional
Extra
Cooling System
No
HDMI
General Features
-
6.4"AMOLED
-
48MPQuad Camera
-
8GB RAMMT6771V Helio P70
-
4025mAhLi-Po
Pros
SD Card area available
FM Radio support
Dual sim support
High RAM capacity
Cons
Not water resistant
No Infrared
Brand
Oppo
Announced
December 20, 2019
Release Date
December 26, 2019
Status
Coming soon
Out Price
About 260 EUR
Display
Type
AMOLED
Aspect Ratio and PPI
20:9 ratio - 411 ppi density
Size
6.4 inches, 98.9 cm2
Resolution
1080 x 2400 pixels
Peak brightness (nit)
Protection
Corning Gorilla Glass 5
Features
BODY
Colors
Dark Blue
Red
Blue
Dimensions
160.2 • 73.3 • 7.9 mm
Weight
172 gr (6.07 oz)
Material
Glass, Aluminiumalloy
Certification
Waterproof
No
Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
3.5mm Jack
Yes
NFC
No
Infrared
No
USB Type
2.0, Type-C 1.0 reversible connector, USB On-The-Go
Loudspeaker Loudness (dB)
PLATFORM
Chipset
Mediatek Helio P70 (MT6771V)
CPU
Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Bits
64Bit
Cores
8 Core
Process technology
12 nm
GPU
Mali-G72 MP3
GPU Cores
3
GPU Frequency
OS
Android 9.0 (Pie); ColorOS 6.1
MEMORY
RAM Capacity
8GB RAM
RAM Type
LPDDR4X
Storage
128GB ROM
SD Card Slot
microSD, up to 256 GB (dedicated slot)
PERFORMANCE SCORES
Antutu Score
135k
Antutu
v7
Geek Bench Score
GeekBench
Single Score
BATTERY
Capacity
4025
Type
Li-Po
Quick Charge Technology
VOOC 3.0
Video Playback Time
Fast Charging
Yes, 20W
Wireless Charging
No
Main Camera
First Camera
Resolution
Sensor
Unknown
Aperture
f/1.8
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Second Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Third Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Fourth Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Fifth Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Sixth Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Image Resolution
8000 x 6000 pixels, 48 MP
Video Resolution and FPS
3840x2160 (4K UHD) - (30 fps)
1920x1080 (Full) - (30 fps)
1280x720 (HD) - (30/120 fps)
1920x1080 (Full) - (30 fps)
1280x720 (HD) - (30/120 fps)
Optical Stabilisation (OIS)
No
Electronic Stabilisation (EIS)
Yes
Slow Motion Video
Yes, 120 fps
Features
DxOMark Score
Mobile Score (Rear)
Mobile
Selfie Score
Selfie
Selfie Camera
First Camera
Resolution
16 MP
Sensor
Unknown
Aperture
f/2.0
Pixel Size
Sensor Size
Extra
Second Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Extra
Third Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Extra
Video Resolution and FPS
1080p@30fps
Features
HDR
CONNECTIVITY
Technology
GSM / CDMA / HSPA / LTE
2G Bands
GSM - 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Bands
HSDPA - 850 / 1700(AWS) / 1900 / 2100
4G Bands
LTE Band - 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
5G Bands
TD-SCDMA
TD-SCDMA 1880-1920 MHz
TD-SCDMA 2010-2025 MHz
TD-SCDMA 2010-2025 MHz
Navigation
Yes, with A-GPS
Network Speed
HSPA 42.2/11.5 Mbps, LTE-A
SIM Card Type
Dual SIM (Nano-SIM, dual stand-by)
Number of SIM Area
2
Wi-Fi
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth
5.0, A2DP, LE, aptX HD
OTHERS
VoLTE
Yes
FM Radio
Yes
SAR The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue.
Body SAR (EU)
Head SAR (EU)
Body SAR (USA)
Head SAR (USA)
Additional
Extra
Cooling System
No
HDMI
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