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Specifications
 

Samsung Galaxy S21 5G

Samsung Galaxy S8

Full Differences
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Samsung Galaxy S21 5G
MORE PICTURES Samsung Galaxy S8
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Samsung Galaxy S21 5G

Samsung Galaxy S8

Network
Technology GSM / CDMA / HSPA / EVDO / LTE / 5G GSM / HSPA / LTE
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
3G Network HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
  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, 17, 18, 19, 20, 25, 26, 28, 32, 66, 38, 39, 40, 41
  1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - SM-G991B
5G Network 2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-G991U1
  1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6 - SM-G991B
Speed HSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 2000/200 Mbps, 5G (5+ Gbps DL) HSPA 42.2/5.76 Mbps, LTE (5CA) Cat16 1024/150 Mbps
Launch
Announced 2021, January 14 2017, March 29. Released 2017, April 24
Status Available. Released 2021, January 29 Discontinued
Body
Dimensions 151.7 x 71.2 x 7.9 mm (5.97 x 2.80 x 0.31 in) 148.9 x 68.1 x 8 mm (5.86 x 2.68 x 0.31 in)
3D size compare
Weight 169 g (Sub6), 171 g (mmWave) (5.96 oz) 155 g (5.47 oz)
Build Glass front (Gorilla Glass Victus), plastic back, aluminum frame Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame
SIM Nano-SIM and eSIM or Dual SIM (2 Nano-SIMs and eSIM, dual stand-by) Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, 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) Super AMOLED, HDR10
Size 6.2 inches, 94.1 cm2 (~87.2% screen-to-body ratio) 5.8 inches, 84.8 cm2 (~83.6% screen-to-body ratio)
Resolution 1080 x 2400 pixels, 20:9 ratio (~421 ppi density) 1440 x 2960 pixels, 18.5:9 ratio (~570 ppi density)
Protection Corning Gorilla Glass Victus Corning Gorilla Glass 5
 Always-on display 3D Touch (home button only)
Always-on display
Platform
OS Android 11, up to 4 major Android upgrades, One UI 6.1 Android 7.0 (Nougat), upgradable to Android 9.0 (Pie), One UI
Chipset Exynos 2100 (5 nm) - International
Qualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China
Exynos 8895 (10 nm) - EMEA
Qualcomm MSM8998 Snapdragon 835 (10 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 (4x2.3 GHz Mongoose M2 & 4x1.7 GHz Cortex-A53) - EMEA
Octa-core (4x2.35 GHz Kryo & 4x1.9 GHz Kryo) - USA & China
GPU Mali-G78 MP14 - International
Adreno 660 - USA/China
Mali-G71 MP20 - EMEA
Adreno 540 - USA & China
Memory
Card slot No microSDXC (uses shared SIM slot) - dual SIM model only
Internal 128GB 8GB RAM, 256GB 8GB RAM 64GB 4GB RAM
 UFS 3.1 UFS 2.0 or UFS 2.1
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/1.7, 26mm (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS
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 4K@30fps, 1080p@30/60fps, 720p@240fps, HDR, stereo sound rec., gyro-EIS, OIS
Selfie Camera
Modules 10 MP, f/2.2, 26mm (wide), 1/3.24", 1.22µm, dual pixel PDAF 8 MP, f/1.7, 25mm (wide), 1/3.6", 1.22µm, AF
2 MP (dedicated iris scanner camera)
Features Dual video call, Auto-HDR Dual video call, Auto-HDR
Video 4K@30/60fps, 1080p@30fps 1440p@30fps
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Sound
Loudspeaker Yes, with stereo speakers Yes
3.5mm jack No Yes
 32-bit/384kHz audio
Tuned by AKG
32-bit/384kHz audio
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, dual-band, Wi-Fi Direct
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE, aptX
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) No
USB USB Type-C 3.2, OTG USB Type-C 3.1
Features
Sensors Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer Iris scanner, fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, barometer, heart rate, SpO2
 Samsung DeX, Samsung Wireless DeX (desktop experience support)
Circle to Search
Samsung DeX (desktop experience support)
ANT+
Bixby natural language commands and dictation
Samsung Pay (Visa, MasterCard certified)
Battery
Type Li-Ion 4000 mAh, non-removable Li-Ion 3000 mAh, non-removable (11.55 Wh)
Charging 25W wired, PD3.0
15W wireless (Qi/PMA)
4.5W reverse wireless
15W wired, QC2
Wireless (Qi/PMA) (market dependent)
Talk time Up to 20 h (3G)
Music play Up to 67 h
Misc
Colors Phantom Gray, Phantom White, Phantom Violet, Phantom Pink Midnight Black, Orchid Gray, Arctic Silver, Coral Blue, Maple Gold, Rose Pink, Burgundy Red
SAR 0.74 W/kg (head)     1.08 W/kg (body)     0.44 W/kg (head)     0.75 W/kg (body)    
SAR EU 0.46 W/kg (head)     1.51 W/kg (body)     0.32 W/kg (head)     1.27 W/kg (body)    
Models SM-G991B, SM-G991B/DS, SM-G991U, SM-G991U1, SM-G991W, SM-G991N, SM-G9910, SM-G991Q, SCG09 SM-G950FD, SM-G950W, SM-G950S, SM-G950K, SM-G950L, SM-G9500, SM-G950A, SM-G950P, SM-G950T, SM-G950U, SM-G950V, SM-G950F, SM-G950U1, SM-G950N, SC-02J, SCV36, SM-G950, G950F
Price $ 185.00 / C$ 281.99 / £ 192.34 / € 298.49 / ₹ 34,699 About 230 EUR
Tests
Performance AnTuTu: 584055 (v8)
GeekBench: 3238 (v5.1)
GFXBench: 60fps (ES 3.1 onscreen)
AnTuTu: 199022 (v7)
GeekBench: 6656 (v4.4)
GFXBench: 13fps (ES 3.1 onscreen)
Display 856 nits max brightness (measured) Contrast ratio: Infinite (nominal), 4.768 (sunlight)
Camera Compare PHOTO / Compare VIDEO
Loudspeaker -26.4 LUFS (Good) Voice 66dB / Noise 70dB / Ring 72dB
Audio quality Noise -92.5dB / Crosstalk -92.8dB
Battery (old) Endurance rating 93h Endurance rating 84h

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