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Specifications
 

Samsung Galaxy S21 5G

Samsung Galaxy S21+ 5G

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Samsung Galaxy S21 5G
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Samsung Galaxy S21 5G

Samsung Galaxy S21+ 5G

Network
Technology GSM / CDMA / HSPA / EVDO / LTE / 5G GSM / CDMA / HSPA / EVDO / LTE / 5G
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only)
  CDMA 800 / 1900 & TD-SCDMA CDMA 800 / 1900 & TD-SCDMA
3G Network HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
  CDMA2000 1xEV-DO CDMA2000 1xEV-DO
4G Network 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 46, 48, 66, 71 - SM-G991U1 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 46, 48, 66, 71 - SM-G996U1
  1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - SM-G991B 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - SM-G996B
5G Network 2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-G991U1 2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-G996U1
  1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6 - SM-G991B 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6 - SM-G996B
Speed HSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 2000/200 Mbps, 5G (5+ Gbps DL) HSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 2000/200 Mbps, 5G (5+ Gbps DL)
Launch
Announced 2021, January 14 2021, January 14
Status Available. Released 2021, January 29 Available. Released 2021, January 29
Body
Dimensions 151.7 x 71.2 x 7.9 mm (5.97 x 2.80 x 0.31 in) 161.5 x 75.6 x 7.8 mm (6.36 x 2.98 x 0.31 in)
3D size compare
Weight 169 g (Sub6), 171 g (mmWave) (5.96 oz) 200 g (Sub6), 202 g (mmWave) (7.05 oz)
Build Glass front (Gorilla Glass Victus), plastic back, aluminum frame Glass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame
SIM Nano-SIM and eSIM or Dual SIM (2 Nano-SIMs and eSIM, dual stand-by) Nano-SIM and eSIM or Dual SIM (2 Nano-SIMs and eSIM, dual stand-by)
 IP68 dust/water resistant (up to 1.5m for 30 min) IP68 dust/water resistant (up to 1.5m for 30 min)
Display
Type Dynamic AMOLED 2X, 120Hz, HDR10+, 1300 nits (peak) Dynamic AMOLED 2X, 120Hz, HDR10+, 1300 nits (peak)
Size 6.2 inches, 94.1 cm2 (~87.2% screen-to-body ratio) 6.7 inches, 107.8 cm2 (~88.3% screen-to-body ratio)
Resolution 1080 x 2400 pixels, 20:9 ratio (~421 ppi density) 1080 x 2400 pixels, 20:9 ratio (~394 ppi density)
Protection Corning Gorilla Glass Victus Corning Gorilla Glass Victus
 Always-on display Always-on display
Platform
OS Android 11, upgradable to Android 14, One UI 6 Android 11, upgradable to Android 14, One UI 6
Chipset Exynos 2100 (5 nm) - International
Qualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China
Exynos 2100 (5 nm) - International
Qualcomm SM8350 Snapdragon 888 5G (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 Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) - USA/China
Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International
Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) - USA/China
GPU Mali-G78 MP14 - International
Adreno 660 - USA/China
Mali-G78 MP14 - International
Adreno 660 - USA/China
Memory
Card slot No No
Internal 128GB 8GB RAM, 256GB 8GB RAM 128GB 8GB RAM, 256GB 8GB RAM
 UFS 3.1 UFS 3.1
Main Camera
Modules 12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, dual pixel PDAF, OIS
64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom
12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video
12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, dual pixel PDAF, OIS
64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom
12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video
Features LED flash, auto-HDR, panorama LED flash, auto-HDR, panorama
Video 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS
Selfie Camera
Modules 10 MP, f/2.2, 26mm (wide), 1/3.24", 1.22µm, dual pixel PDAF 10 MP, f/2.2, 26mm (wide), 1/3.24", 1.22µm, dual pixel PDAF
Features Dual video call, Auto-HDR Dual video call, Auto-HDR
Video 4K@30/60fps, 1080p@30fps 4K@30/60fps, 1080p@30fps
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Sound
Loudspeaker Yes, with stereo speakers Yes, with stereo speakers
3.5mm jack No No
 32-bit/384kHz audio
Tuned by AKG
32-bit/384kHz audio
Tuned by AKG
Comms
WLAN Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
Positioning GPS, GLONASS, BDS, GALILEO GPS, GLONASS, BDS, GALILEO
NFC Yes Yes
Infrared port No No
Radio FM radio (Snapdragon model only; market/operator dependent) FM radio (Snapdragon model only; market/operator dependent)
USB USB Type-C 3.2, OTG USB Type-C 3.2, OTG
Features
Sensors Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
 Samsung DeX, Samsung Wireless DeX (desktop experience support) Samsung DeX, Samsung Wireless DeX (desktop experience support)
Ultra Wideband (UWB) support
Battery
Type Li-Ion 4000 mAh, non-removable Li-Ion 4800 mAh, non-removable
Charging 25W wired, PD3.0
15W wireless (Qi/PMA)
4.5W reverse wireless
25W wired, PD3.0
15W wireless (Qi/PMA)
4.5W reverse wireless
Misc
Colors Phantom Gray, Phantom White, Phantom Violet, Phantom Pink Phantom Black, Phantom Silver, Phantom Violet, Phantom Pink, Phantom Gold, Phantom Red
SAR 0.74 W/kg (head)     1.08 W/kg (body)     0.65 W/kg (head)     0.95 W/kg (body)    
SAR EU 0.46 W/kg (head)     1.51 W/kg (body)     0.54 W/kg (head)     1.33 W/kg (body)    
Models SM-G991B, SM-G991B/DS, SM-G991U, SM-G991U1, SM-G991W, SM-G991N, SM-G9910, SM-G991Q, SCG09 SM-G996B, SM-G996B/DS, SM-G996U, SM-G996U1, SM-G996W, SM-G996N, SM-G9960
Price $ 184.70 / C$ 292.00 / £ 190.50 / € 280.00 $ 223.98 / £ 229.00 / € 326.00 / ₹ 42,999
Tests
Performance AnTuTu: 584055 (v8)
GeekBench: 3238 (v5.1)
GFXBench: 60fps (ES 3.1 onscreen)
AnTuTu: 622276 (v8)
GeekBench: 3476 (v5.1)
GFXBench: 54fps (ES 3.1 onscreen)
Display Contrast ratio: Infinite (nominal) Contrast ratio: Infinite (nominal)
Camera Compare PHOTO / Compare VIDEO
Loudspeaker -26.4 LUFS (Good) -25.8 LUFS (Very good)
Battery (old) Endurance rating 93h Endurance rating 114h

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