Samsung Galaxy S23 vs Samsung Galaxy S21 5G Comparison and Differences

Smartphone 1

Samsung Galaxy S23

Samsung Galaxy S23

Smartphone 2

Samsung Galaxy S21 5G

Samsung Galaxy S21 5G

Smartphone 3

Samsung Galaxy S23 or Samsung Galaxy S21 5G Specs Comparison

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Common specs

Brand and model Samsung Galaxy S23 Samsung Galaxy S21 5G
Rating (+0) (+0)
Release date 2023, February 01 2021, January 14
Dimensions (HxWxD) 146.3 x 70.9 x 7.6 mm | 5.76 x 5.76 x 2.79 in 151.7 x 71.2 x 7.9 mm | 5.97 x 5.97 x 2.8 in
Weight 168 g | 5.93 oz 169 g | 5.96 oz
Body Build Glass front (Gorilla Glass Victus 2), glass back (Gorilla Glass Victus 2), aluminum frame Glass front (Gorilla Glass Victus), plastic back, aluminum frame
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Colors Phantom Black, Cream, Green, Lavender, Graphite, Lime Phantom Gray, Phantom White, Phantom Violet, Phantom Pink
Battery 3900 mAh, Li-Ion, non-removable 4000 mAh, Li-Ion, non-removable
Approximate price 950 EUR $ 800
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Screen

Technology Dynamic AMOLED 2X Dynamic AMOLED 2X
Touchscreen capacitive touchscreen capacitive touchscreen
Display colors 16M 16M
Screen size 6.1" in 6.2" in
Screen area 90.1 cm2 94.1 cm2
Screen format 19.5:9 (height:width) 20:9 (height:width)
Screen to body ratio 86.8% 87.2%
Screen resolution 1080 x 2340 px 1080 x 2400 px
Screen PPI /points per inch/ 425 PPI 421 PPI
Screen protection Corning Gorilla Glass Victus 2 Corning Gorilla Glass Victus
Other specs - Always-on display
-120Hz
-HDR10+
-1200 nits (HBM)
-1750 nits (peak)
- Always-on display
-120Hz
-HDR10+
-1300 nits (peak)
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Camera and Video

Rear camera, main 50 MP, Triple 12 MP, Triple
Camera specs -50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, Dual Pixel PDAF, OIS
-10 MP, f/2.4, 70mm (telephoto), 1/3.94", 1.0µm, PDAF, OIS, 3x optical 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
Functions LED flash, auto-HDR, panorama LED flash, auto-HDR, panorama
Video 8K@24/30fps, 4K@30/60fps, 1080p@30/60/240fps, 1080p@960fps, HDR10+, stereo sound rec., gyro-EIS 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS
DxOMark Main Score 133 116
DxOMark Photo 129 123
DxOMark Video 137 93
Front camera, selfie 12 MP, Single 10 MP, Single
Specifications 12 MP, f/2.2, 26mm (wide), Dual Pixel PDAF 10 MP, f/2.2, 26mm (wide), 1/3.24'', 1.22µm, Dual Pixel PDAF
Functions Dual video call, Auto-HDR, HDR10+ Dual video call, Auto-HDR
Video 4K@30/60fps, 1080p@30fps 4K@30/60fps, 1080p@30fps
DxOMark Selfie Score 98
DxOMark Photo 100
DxOMark Video 95

Performance

Operating system - OS Android 13, One UI 5.1 Android 11, One UI 3.1
Chipset - Qualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm) - Exynos 2100 (5 nm)
- Qualcomm SM8350 Snapdragon 888 (5 nm) - USA/China
CPU - Octa-core (1x3.36 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510) - Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International
-Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680 - USA/China
GPU Adreno 740 Mali-G78 MP14 - International
Adreno 660 - USA/China
External memory No No
Internal memory 128GB 8GB RAM, 256GB 8GB RAM, 512GB 8GB RAM 128GB 8GB RAM, 256GB 8GB RAM

Benchmark

Antutu 10 Total 1484787 715197
Antutu 10 CPU 369395 205401
Antutu 10 GPU 583300 214138
Antutu 10 Mem 270880 131954
Antutu 10 UX 369395 205401
Antutu 9 Total 1250123 755368
Antutu 8 Total 601547
GeekBench 6 Single Core 1854
GeekBench 6 Multi Core 4901
GeekBench 6 OpenCL 8397
GeekBench 6 Vulkan 6233
GeekBench 5 Single Core 1380 945
GeekBench 5 Multi-Core 4870 3061

Communication and Connectivity

SIM card Nano-SIM and eSIMDual SIM (2 Nano-SIMs and eSIM, dual stand-by) Single SIM (Nano-SIM and/or eSIM)Dual SIM (Nano-SIM and/or eSIM, dual stand-by)
Network GSM / CDMA / HSPA / EVDO / LTE / 5G GSM / CDMA / HSPA / EVDO / LTE / 5G
Bands -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only) 
CDMA 800 / 1900 & TD-SCDMA
-3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100  
CDMA2000 1xEV-DO
-4G - LTE
-5G - SA/NSA/Sub6 - International
-2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only) 
CDMA 800 / 1900 & TD-SCDMA
-3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100  
CDMA2000 1xEV-DO
-4G - LTE
-5G - SA/NSA/Sub6/mmWave
Speed HSPA, LTE, 5G HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G
GPRS Yes Yes
Edge Yes Yes
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac/6e, tri-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot
GPS GPS, GLONASS, BDS, GALILEO Yes, with A-GPS, GLONASS, BDS, GALILEO
NFC Yes Yes
USB USB Type-C 3.2, OTG USB Type-C 3.2, USB On-The-Go
Bluetooth 5.3, A2DP, LE 5.0, A2DP, LE
Harmful irradiation SAR - 0.95 W/kg (head) 0.88 W/kg (body)
SAR EU - 0.96 W/kg (head) 1.30 W/kg (body)
SAR - 0.74 W/kg (head) 1.08 W/kg (body)
SAR EU - 0.46 W/kg (head) 1.51 W/kg (body)

Music and Audio

Radio No FM radio (Snapdragon only)
Headphone jack No No
Others - 32-bit/384kHz audio
-Tuned by AKG
- 32-bit/384kHz audio
-Tuned by AKG

Other features

Sensors - Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer - Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
Other extras
- Samsung DeX, Samsung Wireless DeX (desktop experience support)
-Bixby natural language commands and dictation
-Samsung Pay (Visa, MasterCard certified)
- Fast charging 25W, 50% in 30 min
-Power Delivery 3.0
-Wireless charging 15W (Qi/PMA)
-Reverse wireless charging 4.5W
- IP68 dust/water resistant (up to 1.5m for 30 mins)
-Armor aluminum frame with tougher drop and scratch resistance

- Samsung DeX, Samsung Wireless DeX (desktop experience support)
-ANT+
-Bixby natural language commands and dictation
- Fast charging 25W
-USB Power Delivery 3.0
-Fast Qi/PMA wireless charging 15W
-Reverse wireless charging 4.5W
- Samsung Pay (Visa, MasterCard certified)
-IP68 dust/water resistant (up to 1.5m for 30 mins)
Versions
- Versions: SM-G991B, SM-G991B/DS (International); SM-G991U (USA); SM-G991U1 (USA unlocked); SM-G991W (Canada); SM-G991N (Korea); SM-G9910 (China)

Reviews and Opinions on Samsung Galaxy S23 and Samsung Galaxy S21 5G

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