General characteristics Samsung Galaxy S21 FE SM-G990 (Samsung Galaxy S21 FE 5G SM-G990B, SM-G990B/DS, SM-G990U, SM-G990U1, SM-G990W, SM-G990E, SM-G9900, SM-G990B2, SM-G990U2, SM-G990W2, SM-G990U3) declared by the manufacturer. The high-resolution pictures of the motherboard and electronic components.


Author, currently - Quality Assurance Specialist


Technical review Samsung Galaxy S21 FE SM-G990
Characteristics
Features
Type
Smartphone
OS
Android 12, One UI 6
SIM type/size
Nano SIM
SIM
Single SIM or Dual SIM
Dimensions
155.7 x 74.5 x 7.9 mm (6.13 x 2.93 x 0.31 in)
Weight
177 g (6.24 oz)
Display
Display type
Dynamic AMOLED 2X
Size
6.4 inches
Resolution
1080 x 2340 pixels, 19.5:9 ratio
PPI density
403
Protection
Corning Gorilla Glass Victus
Multimedia
Main camera
12 MP / 8 MP / 12 MP
Main camera Video
2160p, 60fps
Front (selfie) camera
32 MP
Front (selfie) camera Video
2160p, 60fps
Audio
- - -
Headphone jack
No
Network
Technology
GSM / CDMA / HSPA / EVDO / LTE / 5G
LTE
Yes, 5G bands 1, 3, 5, 8, 20, 28, 38, 40, 41, 66, 78 SA/NSA/Sub6
Interfaces
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, Bluetooth 5.0, A2DP, LE
Satellite navigation
Yes, GPS, GLONASS, GALILEO, BDS
Processor and Memory
System on a chip
Qualcomm SM8350 Snapdragon 888 5G
CPU
Octa Core 1x Cortex-X1 2.84 GHz & 3x Cortex-A78 2.42 GHz & 4x Cortex-A55 1.80 GHz
GPU
Adreno 660
Internal memory
128 GB or 256 GB
RAM
6 GB or 8 GB
Card slot
No
Battery
Battery capacity
Li-Ion 4500 mAh
Charging port
USB Type-C 2.0
Other
Announced
2022, January

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Based on our experience, we made a selection of the most common malfunctions of mobile devices and evaluated the difficulty of performing repairs for each of them. The final evaluation of the difficulty of the repair is the sum of all the parameters. This difficulty rating is also applicable for all models Samsung Galaxy S21 FE SM-G990 — Samsung Galaxy S21 FE 5G SM-G990B, SM-G990B/DS, SM-G990U, SM-G990U1, SM-G990W, SM-G990E, SM-G9900, SM-G990B2, SM-G990U2, SM-G990W2, SM-G990U3 released for markets in different countries.



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