Release Date: 29 Jan, 2021
87% SPEC SCORE
$364
The Samsung Galaxy S21 5G comes with Android 11, ensuring enhanced functionality and smooth multitasking. It features a large 6.2-inches sharp FHD+ display,... Read More
Samsung Galaxy S21 5G Key Features
Display
6.2 inches (1080x2400 pixels) FHD
120Hz Refresh rate
Camera
12+64+12 MP (Triple Camera)
10 MP Selfie 8K Video
Hardware
Exynos 2100 (5 nm) - International
OS
Android 11
One UI 6
Ram & Storage
8GB + 128GB
8GB + 256GB
Battery
Li-Ion 4000mAh
wired, PD3.0, 25W
Data Updated on: 01 Jul, 2026
Samsung Galaxy S21 5G Price and Full Specifications
Display
| Screen Size | 6.2 inches, 94.1 cm² (~87.2% screen-to-body ratio) |
| Display Type | Dynamic AMOLED 2X |
| Aspect Ratio | 20:9 |
| PPI | 421 ppi |
| Refresh Rate | 120Hz |
| Brightness | 1300 nits (peak) |
| HDR | HDR10+ |
| Protection | Corning Gorilla Glass Victus |
Performance
| Processor (SoC) | Exynos 2100 (5 nm) - International |
| Fabrication process | 5nm |
| CPU | Mali (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International |
| CPU cores | Octa-core |
| GPU | Mali G78 MP14 - International |
Storage
| Memory | 8GB + 128GB, 8GB + 256GB |
| Storage type | UFS 3.1 |
Camera
REAR CAMERA | |
| Type | Triple camera |
| Primary | 12 MP, 26mm (wide), 1.8µm, Dual Pixel PDAF, (1/1.76") Aperture size: f/1.8 Focal length: 1.8µm |
| Secondary | 64 MP, 29mm (telephoto), 0.8µm, PDAF, (1/1.72") Aperture size: f/2.0 Focal length: 0.8µm |
| Tertiary | 12 MP, 13mm, 120˚ (ultrawide), 1.4µm, (1/2.55") Aperture size: f/2.2 Focal length: 1.4µm |
| Features | LED flash, auto-HDR, panorama |
| Video Recording | 4320p @24fps 2160p @30/60fps 1080p @30/60/240fps 720p @960fps HDR10+, stereo sound rec., gyro-EIS |
| Autofocus | Yes |
| OIS | Yes |
FRONT CAMERA | |
| Primary | 10 MP, 26mm (wide), 1.22µm Aperture size: f/2.2 Focal length: 1.22µm |
| Features | Dual video call, Auto-HDR |
| Video Recording | 2160p @30/60fps, 1080p @30fps, |
Battery
| Battery Capacity | 4000mAh |
| Charging | PD3.0, 25W wired, 15W wireless (Qi/PMA), 4.5W reverse wireless |
Sound
| Loudspeaker | Yes, with stereo speakers |
Software & OS
| Operating System | Android 11 |
| OS UI | One UI 6 |
| Software Updates | Android 14 |
Design
| Dimensions | 151.7 x 71.2 x 7.9 mm (5.97 x 2.80 x 0.31 in) |
| Weight | 169g |
| Color Options | Phantom Gray, Phantom White, Phantom Violet, Phantom Pink |
| Water & Dust Resistance | dust/water resistant (up to 1.5m for 30 min) |
| Build | Glass front (Gorilla Glass Victus), aluminum frame plastic back |
| Sim Card Types | Nano-SIM and eSIM or Dual SIM (2 Nano-SIMs and eSIM, dual stand-by) |
Network
| Technology | GSM / CDMA / HSPA / EVDO / LTE / 5G |
| 2G bands | GSM 850 / 900 / 1800 / 1900 / CDMA 800 / 1900 & TD-SCDMA |
| 3G bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 / CDMA2000 1xEV-DO |
| 4G bands | LTE 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 1 2 3 4 5 7 8 12 13 17 18 19 20 25 26 28 32 38 39 40 41 66 |
| 5G bands | 5G 2 5 25 41 66 71 260 261 SA/NSA/Sub6/mmWave 1 3 5 7 8 20 28 38 40 41 66 77 78 SA/NSA/Sub6 |
| Speed | HSPA 42.2 5.76 / LTE (7CA) Cat20 2000 200 / 5G (5+ Gbps DL) |
Connectivity
| WLAN | Wi-Fi 802.11 a/b/g/n/ac/6 |
| Bluetooth | 5.0, A2DP, LE |
| Positioning | GPS, GLONASS, BDS, GALILEO |
| NFC | Yes |
| Radio | Yes |
| Infrared-port | No |
| USB Version | USB Type-C 3.2 |
Sensors & Features
| Sensors | Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer |
Additional Info
PRICING | |
| 8GB + 128GB | $364 |
| 8GB + 256GB | $254 |
| Models | SM-G991B, SM-G991B/DS, SM-G991U, SM-G991U1, SM-G991W, SM-G991N, SM-G9910, SM-G991Q, SCG09 |
| SAR | 0.74 W/kg (head) W/kg (head) |
Disclaimer: Information here may not be 100% accurate; please verify specs and prices on the retailer's website before buying. This page contains affiliate links. We may earn a commission if you make a purchase through them, at no extra cost to you. Thanks for your support!
Samsung Galaxy S21 5G Comparisons
Samsung Galaxy S21 5G
$364
87% SPEC SCORE
6.2 inches (15.75 cm)
120Hz Display
12+64+12 MP (Triple)
10 MP (Single)
Exynos
2100 (5 nm) - International
Android 11
One UI 6
4000 mAh
25W wired
8 GB RAM
128 GB Storage
Samsung Galaxy S20 Ultra 5G
$327
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120Hz Display
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40 MP (Single)
Exynos
990 (7 nm+) - Global
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12 GB RAM
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Samsung Galaxy S21 Ultra 5G
$989
96% SPEC SCORE
6.8 inches (17.27 cm)
120Hz Display
108+10+10+12 MP (Quad)
40 MP (Single)
Exynos
2100 (5 nm) - International
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12 GB RAM
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Samsung Galaxy S22 Ultra 5G
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128 GB Storage
Samsung Galaxy S20
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89% SPEC SCORE
6.2 inches (15.75 cm)
120Hz Display
12+64+12 MP (Triple)
10 MP (Single)
Exynos
990 (7 nm+) - Global
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4000 mAh
25W wired
8 GB RAM
128 GB Storage
Samsung Galaxy S21+ 5G
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91% SPEC SCORE
6.7 inches (17.02 cm)
120Hz Display
12+64+12 MP (Triple)
10 MP (Single)
Exynos
2100 (5 nm) - International
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Samsung Galaxy S20 FE 5G
$161
87% SPEC SCORE
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Qualcomm
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Samsung Galaxy S21 FE 5G
$188
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120Hz Display
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vivo V60 Ultra Pro
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80 MP (Single)
MediaTek
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Android 12
N/A
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8 GB RAM
128 GB Storage
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144Hz Display
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512 GB Storage
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6.9 inches (17.53 cm)
120Hz Display
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Qualcomm
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N/A
7500 mAh
N/A
8 GB RAM
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vivo T5 Ultra 5G
$426
91% SPEC SCORE
6.78 inches (17.22 cm)
120Hz Display
50+50+50 MP (Triple)
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N/A
N/A
Android 16
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6200 mAh
100W Fast Charging
8 GB RAM
256 GB Storage
Realme 15 Pro Plus
$452
86% SPEC SCORE
6.7 inches (17.02 cm)
144Hz Display
50+50+50+50 MP (Quad)
50 MP (Single)
N/A
N/A
Android 15
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5700 mAh
120W Fast Charging
12 GB RAM
256 GB Storage
HOTWAV Cyber X Pro Rugged Phone
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85% SPEC SCORE
6.78 inches (17.22 cm)
90Hz Display
108+8+0.3 MP (Triple)
16 MP (Single)
MediaTek
Helio G99 (MT6789)
Android 13
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10200 mAh
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12 GB RAM
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Honor X50 Pro
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120Hz Display
108+2 MP (Dual)
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Qualcomm
SM8475 Snapdragon 8+ Gen 1 (4 nm)
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Samsung Galaxy A76 5G
$474
92% SPEC SCORE
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120Hz Display
108+16+12+8 MP (Quad)
50 MP (Single)
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5500 mAh
N/A
12 GB RAM
256 GB Storage
vivo V31 5G
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120Hz Display
64+50+50 MP (Triple)
50 MP (Single)
Qualcomm
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Android 14
Funtouch OS 15
5000 mAh
100W Fast Charging
8 GB RAM
128 GB Storage
Honor X10b
$347
92% SPEC SCORE
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90Hz Display
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Qualcomm
SM6450 Snapdragon 8 Gen 3 (4 nm)
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5800 mAh
65W Wired
8 GB RAM
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OPPO F28 5G
$426
90% SPEC SCORE
6.9 inches (17.53 cm)
120Hz Display
50+32+8 MP (Triple)
32 MP (Single)
MediaTek
Dimensity 6300
Android 15
N/A
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8 GB RAM
128 GB Storage
HOTWAV Cyber X Rugged Phone
$319
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16 MP (Single)
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N/A
10200 mAh
33.0W Fast charge
8 GB RAM
256 GB Storage
Oppo Reno 11A 5G
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86% SPEC SCORE
6.7 inches (17.02 cm)
120Hz Display
64+8+2 MP (Triple)
32 MP (Single)
MediaTek
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vivo V40e
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HMD Hyper
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