Basics |
Samsung Galaxy S21 5G
Global · 8GB · 128GB · SM-G991B
View datasheet
vs
|
Samsung Galaxy S7
Global · 4GB · 32GB · G930F
View datasheet
vs
|
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Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
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Ki Cost-effective Score |
8.5
Ki Cost-effective Score |
7.1
Ki Cost-effective Score |
Design and Screen score | 7.7Design & Materials | 6.5Design & Materials |
Performance and Hardware score | 7.4Performance & Hardware | 5.0Performance & Hardware |
Camera score | 8.0Camera | 6.4Camera |
Connectivity score | 8.5 Connectivity | 6.9 Connectivity |
Battery score | 5.5 Battery | 4.7 Battery |
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
User score |
8.6
62 reviews
|
8.9
219 reviews
|
Specs |
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
---|---|---|
Inches | 6.2" | 5.1" |
Resolution | FHD+ | QHD |
Usable surface | 88% useful | 72% useful |
Aspect Ratio | 20:9 | 16:9 |
Dimensions |
71.2 mm
151.7 mm 7.9 mm |
69.6 mm
142.4 mm 7.9 mm |
Weight | 169 g | 152 g |
Micro |
Exynos 2100 Octa-Core |
Exynos 8890 Octa-Core |
RAM | 8 GB RAM | 4 GB RAM |
Storage | 128 GB | 32 GB |
AnTuTu |
749.100 v10 |
188.798 v8 |
Battery | 4000 mAh | 3000 mAh |
Main Camera |
1
12 Mpx · ƒ/1.8 IMX555 2 3 |
1
12 Mpx · ƒ/1.7 IMX260 Exmor RS |
Selfie Camera | SELF 10 Mpx · ƒ/2.2 | SELF 5 Mpx · ƒ/-- |
Bands | ||
OS | Android 14 Upside-down cake | Android 8.0 Oreo |
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
Brand | Samsung | Samsung |
Aliases | SM-G991B | -- |
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
Release date |
January 2021, 3 years ago |
February 2016, 8 years ago |
State | On Sale | On Sale |
Market | Global | Global |
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
Size |
71.2 mm
•
151.7 mm
•
7.9 mm
Print 3D Model
See more details
|
69.6 mm
•
142.4 mm
•
7.9 mm
Print 3D Model
See more details
|
Weight | 169 g | 152 g |
Usable surface | 88 % | 72 % |
Materials | Plastic, Aluminium | Aluminium alloy, Glass |
Resistance | IP68 | IP68 |
Colors |
White
Pink
Gray
Violet
|
Black
Gold
Silver
Rose-gold
|
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
Diagonal | 6.2" | 5.1" |
Type | AMOLED • Dynamic Amoled 2X | Super AMOLED |
Aspect Ratio | 20:9 | 16:9 |
Resolution |
FHD+ 1080 x 2400 px |
QHD 1440 x 2560 px |
Density | 424 Pixels per inch | 576 Pixels per inch |
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
Model | Samsung Exynos 2100 | Samsung Exynos 8 Octa 8890 2.3 |
CPU | 1x Cortex-X1 2,91 GHz + 3x Cortex-A78 2,81 GHz + 4x Cortex-A55 2,21 GHz. | 4x Exynos M1 2.3 GHz + 4x Cortex-A53 1.6 GHz |
Type | Octa-Core | Octa-Core |
Manufacturing | 5 nm | 14 nm |
64 Bits | Yes | Yes |
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
GPU | ARM Mali-G78 MC14 | Arm Mali-T880 MP12 650 Mhz |
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
RAM | 8 GB | 4 GB |
Type | RAM LPDDR5 | -- |
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
Score |
749.100
Antutu v10
Overall performance better than 85% of devices
See more details
|
188.798
Antutu v8
Overall performance better than 57% of devices
See more details
|
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
Capacity | 128 GB | 32 GB |
Type | UFS Storage 3.1 | -- |
SD Slot | No |
Yes
, Independent SD slot |
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
Fingerprint | Yes, in screen | Yes, on the front |
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
Sensors |
|
|
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
Notifications LED | -- | Color LED Notifications |
Cooling system | No | No |
Gaming buttons | No | No |
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
No. of cameras | Triple rear camera | Rear camera |
1 Camera type |
Standard |
Standard |
Resolution | 12 Mpx | 12 Mpx |
Sensor | Sony IMX555 | Sony IMX260 Exmor RS |
Type | CMOS | BRITECELL |
Aperture | ƒ/ 1.8 | ƒ/ 1.7 |
ISO | -- | -- |
Pixel size | 1.80 µm | 1.40 µm |
Pixel Binning | -- | -- |
Sensor size | 1/1.76" | 1/2.5" |
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
Flash | LED | Dual LED |
Optical Stabilisation | Yes | Yes |
Slow Motion Video |
Yes, 960 fps |
Yes, 240 fps |
Others |
|
|
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
SELF Camera type |
Dedicated |
Dedicated |
Resolution | 10 Mpx | 5 Mpx |
Sensor | Sony IMX374 | Unknown |
Type | CMOS | -- |
Aperture | ƒ/ 2.2 | ƒ/ -- |
Pixel size | 1.22 µm | -- |
Pixel Binning | -- | -- |
Sensor size | 1/3.2" | -- |
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
DxOMark Score |
111 Mobile 118 Photo 90 Video 132 Selfie 125 Photo 145 Video |
-- |
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
5G |
|
-- |
4G LTE |
|
|
3G |
|
|
2G |
|
|
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
Dual SIM | Dual Sim Dual Standby | Single Sim |
Type |
|
|
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
Wi-Fi |
|
|
Others |
|
|
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
Version | Bluetooth 5.0 LE Low energy consumption | Bluetooth 4.2 LE Low energy consumption |
Others |
|
|
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
Navigation |
|
|
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
USB |
|
|
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
European measurement The European Union sets a limit of 2 W/kg averaged over 10 grams of tissue. |
0.460 W/Kg on head
1.510 W/Kg on body |
0.406 W/Kg on head
0.621 W/Kg on body |
American measurement The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue |
-- |
1.240 W/Kg on head
1.590 W/Kg on body |
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
Others |
|
|
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
Capacity |
4000 mAh
See more details
|
3000 mAh
See more details
|
Type | Li-Polymer | Li-Ion |
Fast charge |
Yes, 25.0W |
Yes |
Others |
|
|
Samsung Galaxy S21 5G Global · 8GB · 128GB · SM-G991B |
Samsung Galaxy S7 Global · 4GB · 32GB · G930F |
|
---|---|---|
Operating System |
|
|
Google Services (official) | Yes | Yes |