Samsung Galaxy S21 Plus Specifications

Key Specs General Performance Display Design Rear Camera Front Camera Battery Storage Network & Connectivity Multimedia Sensors

Key Specs

RAM 8 GB
Processor Samsung Exynos 2100
Rear Camera 12 MP + 64 MP + 12 MP
Front Camera 10 MP
Battery 4800 mAh
Display 6.7 inches (17.02 cm)

General

Launch Date January 29, 2021 (Official)
Operating System Android v11
Custom UI Samsung One UI

Performance

Excellent
Chipset Samsung Exynos 2100
CPU Octa core (2.9 GHz, Single core, Cortex X1 + 2.8 GHz, Tri core, Cortex A78 + 2.2 GHz, Quad core, Cortex A55)
Architecture 64 bit
Fabrication 5 nm
Graphics Mali-G78 MP14
RAM 8 GB
RAM Type LPDDR5
Performance Test Results Tested by 91mobiles
AnTuTu Score 626,954
Bootup Time 34.0 s
Speed Test (Antutu Score)
The higher, the better
Average performance
Best 2,073,660
Group Average 838,091
This Phone 626,954
Worst 116,374
*Group: 44-200k Phones
See comparision with other phones
Performance Test Results Tested by 91mobiles
Speed Test (Antutu Score)
Average performance
The higher, the better
iQOO 12 5G 2,073,660
Xiaomi 14 Ultra 2,020,176
Xiaomi 14 1,982,613
Samsung Galaxy S24 Ultra 1,770,105
Samsung Galaxy S24 5G 1,727,225
Samsung Galaxy S21 Plus 626,954
Samsung Galaxy S10e 256GB 116,374
*Group: 44-200k Phones
Bootup Time
Slightly long bootup time
The lower, the better
Apple iPhone SE 2022 128GB 9.0 s
Xiaomi 14 Ultra 14.0 s
Samsung Galaxy S24 5G 15.0 s
Samsung Galaxy S24 Ultra 21.0 s
Xiaomi 14 23.0 s
Samsung Galaxy S21 Plus 34.0 s
Samsung Galaxy S21 Ultra 34.0 s
*Group: 44-200k Phones
Bootup Time
The lower, the better
Slightly long bootup time
Best 9.0 s
Group Average 18.5 s
This Phone 34.0 s
Worst 34.0 s
*Group: 44-200k Phones
See comparision with other phones
Gaming Test Results Tested by 91mobiles
GFX Score 7,283.0
Battery Drain 8.0 %
Heating 36.2 %
* after 30 mins of gaming
GFX Score
The higher, the better
Good graphics performance
Best 8,861.0
This Phone 7,283.0
Group Average 5,204.6
Worst 2,176.0
*Group: 44-200k Phones
See comparision with other phones
Gaming Test Results Tested by 91mobiles
* after 30 mins of gaming
GFX Score
Good graphics performance
The higher, the better
Asus ROG Phone 6 8,861.0
Xiaomi 14 7,475.0
Xiaomi 14 Ultra 7,450.0
Samsung Galaxy S24 Ultra 7,447.0
Samsung Galaxy S24 5G 7,402.0
Samsung Galaxy S21 Plus 7,283.0
Samsung Galaxy A80 2,176.0
*Group: 44-200k Phones
Battery Drain
Average battery backup while gaming
The lower, the better
Asus ROG Phone 2 512GB 1.0 %
Xiaomi 14 7.0 %
Samsung Galaxy S24 Ultra 7.0 %
Samsung Galaxy S21 Plus 8.0 %
Samsung Galaxy S24 Plus 5G 8.0 %
Xiaomi 14 Ultra 9.0 %
OnePlus 7T Pro McLaren Edition 17.0 %
*Group: 44-200k Phones
Heating
Considerable heating while gaming
The lower, the better
vivo X60 256GB 2.8 %
Samsung Galaxy S24 Plus 5G 29.5 %
Xiaomi 14 32.6 %
Samsung Galaxy S21 Plus 36.2 %
Xiaomi 14 Ultra 41.3 %
Apple iPhone 15 Pro Max 43.2 %
iQOO 12 5G 48.0 %
*Group: 44-200k Phones
Battery Drain
The lower, the better
Average battery backup while gaming
Best 1.0 %
Group Average 6.1 %
This Phone 8.0 %
Worst 17.0 %
*Group: 44-200k Phones
See comparision with other phones
Heating
The lower, the better
Considerable heating while gaming
Best 2.8 %
Group Average 22.1 %
This Phone 36.2 %
Worst 48.0 %
*Group: 44-200k Phones
See comparision with other phones
Benchmark Screenshots
Benchmarks
AnTuTu Benchmark
Benchmarks
Graphics Benchmark
Benchmarks
Geekbench5 Benchmark

Display

Very Good
Display Type Dynamic AMOLED 2x
Screen Size 6.7 inches (17.02 cm)
Resolution 1080x2400 px (FHD+)
Aspect Ratio 20:9
Pixel Density 393 ppi
Screen to Body Ratio (calculated) 88.77 %
Screen Protection Corning Gorilla Glass, Glass Victus
Bezel-less display Yes with punch-hole display
Touch Screen Yes, Capacitive Touchscreen, Multi-touch
Brightness 1300 nits
HDR 10 / HDR+ support Yes, HDR 10+
Refresh Rate 120 Hz
UI Screenshots
UI Screenshot
Lock Screen
UI Screenshot
Home Screen
UI Screenshot
Screen With Widgets
UI Screenshot
Dialer Screen
UI Screenshot
App Drawer
UI Screenshot
Notification Panel
UI Screenshot
Quick Settings Panel
UI Screenshot
Settings Screen
UI Screenshot
OS Version
UI Screenshot
Storage
UI Screenshot
Battery
UI Screenshot
Camera On
UI Screenshot
Camera Options
UI Screenshot
Camera Modes
UI Screenshot
Camera Settings
UI Screenshot
Picture Size Options
UI Screenshot
Video Size Options

Design

Height 161.5 mm
Width 75.6 mm
Thickness 7.8 mm
Weight 200 grams
Build Material Back: Gorilla Glass Victus
Colours Phantom Silver, Phantom Black, Phantom Violet
Waterproof Yes, Water resistant (up to 30 minutes in a depth of 1.5 meter), IP68
Ruggedness Dust proof
360° View

Rear Camera

Excellent
Camera Setup Triple
Resolution
CameraMPApertureLens FeaturesFocal LengthSensor SizePixel SizeZoom
Primary12 MPf/1.8Wide Angle26 mm1.7" 1.8µm
Secondary64 MPf/2.0Telephoto28 mm 1.7" 0.8µmupto 30x Digital Zoom, upto 1.1x Optical Zoom
Tertiary12 MPf/2.2Ultra-Wide Angle13 mm2.55" 1.4µm
Autofocus Yes, Phase Detection autofocus, Dual Pixel autofocus
OIS Yes
Flash Yes, LED Flash
Image Resolution 4000 x 3000 Pixels
Settings Exposure compensation, ISO control
Shooting Modes Continuous Shooting
High Dynamic Range mode (HDR)
Camera Features Digital Zoom
Auto Flash
Face detection
Touch to focus
Video Recording 7680x4320 @ 24 fps
3840x2160 @ 30 fps
1920x1080 @ 60 fps
1280x720 @ 960 fps
Video Recording Features Slo-motion
Bokeh portrait video
Video Pro Mode
Stereo recording
Rear Camera Samples
Rear Camera
Daylight Auto / HDR OFF
Rear Camera
Daylight / HDR ON
Rear Camera
Wide Angle
Rear Camera
Portrait Shot
Rear Camera
AI OFF
Rear Camera
AI ON
Rear Camera
Night Mode OFF
Rear Camera
Night Mode ON
Rear Camera
Close Up
Rear Camera
Macro
Rear Camera
Low Light
Rear Camera
Low Light With Flash
Rear Camera
Colour Variance
Compare Camera Samples
Samsung Galaxy S21 Plus 12 MP
vs
Samsung Galaxy S21 FE 12 MP
OnePlus 9 Pro
Samsung Galaxy S20 Plus
Daylight Auto / HDR OFF
Samsung Galaxy S21 FE
Samsung Galaxy S21 Plus
Daylight / HDR ON
Samsung Galaxy S21 FE
Samsung Galaxy S21 Plus
Wide Angle
Samsung Galaxy S21 FE
Samsung Galaxy S21 Plus
Portrait Shot
Samsung Galaxy S21 FE
Samsung Galaxy S21 Plus
AI OFF
Samsung Galaxy S21 FE
Samsung Galaxy S21 Plus
AI ON
Samsung Galaxy S21 FE
Samsung Galaxy S21 Plus
Night Mode OFF
Samsung Galaxy S21 FE
Samsung Galaxy S21 Plus
Night Mode ON
Samsung Galaxy S21 FE
Samsung Galaxy S21 Plus
Close Up
Samsung Galaxy S21 FE
Samsung Galaxy S21 Plus
Low Light
Samsung Galaxy S21 FE
Samsung Galaxy S21 Plus
Low Light With Flash
Samsung Galaxy S21 FE
Samsung Galaxy S21 Plus
Selfie
Samsung Galaxy S21 FE
Samsung Galaxy S21 Plus
Selfie Portrait
Samsung Galaxy S21 FE
Samsung Galaxy S21 Plus
Selfie Low Light
Samsung Galaxy S21 FE
Samsung Galaxy S21 Plus
Selfie Low Light With Flash
Samsung Galaxy S21 FE
Samsung Galaxy S21 Plus
Colour Variance
Samsung Galaxy S21 FE
Samsung Galaxy S21 Plus

Front Camera

Good
Camera Setup Single
Resolution
CameraMPApertureLens FeaturesFocal LengthSensor SizePixel Size
Primary10 MPf/2.2Wide Angle26 mm3.2"1.22µm
Autofocus Yes, Phase Detection autofocus, Dual Pixel autofocus
Video Recording 3840x2160 @ 30 fps
1920x1080 @ 30 fps
Front Camera Samples
Front Camera
Selfie
Front Camera
Selfie Portrait
Front Camera
Selfie Low Light
Front Camera
Selfie Low Light With Flash

Battery

Very Good
Capacity 4800 mAh
Type Li-ion
Removable No
TalkTime Up to 40 Hours(4G)
Wireless Charging Yes
Quick Charging Yes, Fast, 25W
USB Type-C Yes
Battery Test Results Tested by 91mobiles
Battery Life (PC Mark) 9h 38m
Charging Time (20% to 100%) 1h 1m 51s
Battery Life (PC Mark)
The higher, the better
Below average battery backup
Best 22.4 hrs
Group Average 13.0 hrs
This Phone 9.6 hrs
Worst 6.7 hrs
*Group: 44-200k Phones
See comparision with other phones
Battery Test Results Tested by 91mobiles
Battery Life (PC Mark)
Below average battery backup
The higher, the better
Xiaomi Mi 10T Pro 22.4 hrs
Xiaomi 14 15.8 hrs
Xiaomi 14 Ultra 14.8 hrs
Samsung Galaxy S24 5G 14.7 hrs
Samsung Galaxy S24 Plus 5G 13.8 hrs
Samsung Galaxy S21 Plus 9.6 hrs
OnePlus 7T Pro McLaren Edition 6.7 hrs
*Group: 44-200k Phones
Charging Time (20% to 100%)
Average charging time
The lower, the better
iQOO 9 256GB 0.2 hrs
Xiaomi 14 0.6 hrs
Xiaomi 14 Ultra 0.9 hrs
Samsung Galaxy S21 Plus 1.0 hrs
Samsung Galaxy S24 Plus 5G 1.3 hrs
Samsung Galaxy S24 Ultra 512GB 2.1 hrs
OPPO Find N3 Flip 2.5 hrs
*Group: 44-200k Phones
Charging Time (20% to 100%)
The lower, the better
Average charging time
Best 0.2 hrs
This Phone 1.0 hrs
Group Average 1.1 hrs
Worst 2.5 hrs
*Group: 44-200k Phones
See comparision with other phones

Storage

Best In Class
Internal Memory 128 GB
Expandable Memory No
User Available Storage Up to 102 GB
USB OTG Yes
Storage Type UFS 3.1

Network & Connectivity

SIM Slot(s) Dual SIM, GSM+GSM
SIM Size SIM1: Nano, SIM2: Nano
Network Support 5G Supported in India, 4G Supported in India, 3G, 2G
VoLTE Yes
SIM 1 5G bands, 4G bands, 3G bands, 2G bands, GPRS, EDGE,
Expand
Bands Features
5G bandsFDD N1 / N3 / N5 / N7 / N8 / N20 / N28 / N66
TDD N38 / N40 / N41 / N77 / N78
4G bandsTD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 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) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26)
3G bandsUMTS 1900 / 2100 / 850 / 900 MHz
2G Bands GSM 1800 / 1900 / 850 / 900 MHz
GPRSAvailable
EDGEAvailable
SIM 2 4G bands, 3G bands, 2G bands, GPRS, EDGE,
Expand
Bands Features
4G bandsTD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 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) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26)
3G bandsUMTS 1900 / 2100 / 850 / 900 MHz
2G Bands GSM 1800 / 1900 / 850 / 900 MHz
GPRSAvailable
EDGEAvailable
SAR Value Head: 0.65 W/kg, Body: 0.95 W/kg
Wi-Fi Yes, Wi-Fi 6 (802.11 a/b/g/n/ac/ax) 5GHz, MIMO
Wi-Fi Features Wi-Fi Direct, Mobile Hotspot
Bluetooth Yes, v5.0
GPS Yes with A-GPS, Glonass
NFC Yes
USB Connectivity Mass storage device, USB charging

Multimedia

FM Radio No
Stereo Speakers Yes
Loudspeaker Yes
Audio Jack USB Type-C

Sensors

Fingerprint Sensor Yes
Fingerprint Sensor Position On-screen
Fingerprint Sensor Type Ultrasonic
Other Sensors Light sensor, Proximity sensor, Accelerometer, Barometer, Compass, Gyroscope