Samsung Galaxy A51 vs Samsung Galaxy S21+ Specs Comparison
Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.
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Samsung Galaxy A51 | Samsung Galaxy S21+ |
Released
·
Dec 27, 2019
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Released
·
Jan 29, 2021
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6.5-inch · 2400x1080px
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6.7-inch · 2400x1080px
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Quad camera
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Triple camera
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4GB · 128GB
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8GB · 128GB
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4000 mAh
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4800 mAh
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Check prices | Check prices |
Design
Dimensions | |
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6.24 x 2.90 x 0.31 inches 158.5 x 73.6 x 7.9 mm |
6.35 x 2.98 x 0.31 inches 161.5 x 75.6 x 7.8 mm |
Weight | |
6.07 oz (172.0 g) | 7.13 oz (202.0 g) |
Materials | |
Back: Plastic Frame: Plastic |
Back: Glass (Corning Gorilla Glass Victus) Frame: Aluminum |
Resistance | |
Water, Dust; IP68 | |
Biometrics | |
2D Face unlock, Optical in-screen fingerprint | 2D Face unlock, Ultrasonic in-screen fingerprint |
Keys | |
Right: Volume control, Lock/Unlock key | Right: Volume control, Lock/Unlock key |
Colors | |
Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue | Phantom silver, Black, Violet |
Display
Size | |
---|---|
6.5-inch | 6.7-inch |
Resolution | |
2400x1080px, 20:9 ratio, 405 PPI | 2400x1080px, 20:9 ratio, 393 PPI |
Technology | |
Super AMOLED | Dynamic AMOLED |
Refresh rate | |
60Hz | 120Hz (adaptive) |
Screen-to-body | |
87.37 % | 88.63 % |
Peak brightness | |
1300 cd/m2 (nit) | |
Features | |
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor | HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor |
Hardware
System chip | |
---|---|
Samsung Exynos 9611 (10 nm) | Qualcomm Snapdragon 888 (5 nm) |
Processor | |
Octa-core 2300 MHz 4x 2.3GHz Cortex-A73 + 4x 1.7GHz Cortex-A53 |
Octa-core 1x2.84GHz Kryo 680 3x2.42GHz Kryo 680 4x1.80GHz Kryo 680 |
GPU | |
Mali-G72 MP3 | Adreno 660 |
RAM | |
4GB (LPDDR4) | 8GB (LPDDR5) |
Internal storage | |
128GB, available to use: 105.9 GB | 128GB (UFS 3.0) |
Storage expansion | |
microSDXC up to 512 GB | not expandable |
OS | |
Android (11, 10), Samsung One UI | Android (13, 12, 11), Samsung One UI |
Battery
Capacity | |
---|---|
4000 mAh | 4800 mAh |
Type | |
Li - Polymer | Li - Polymer |
Charging | |
Fast charging | Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging |
Charge speed | |
Wired: 25.0W Wireless: 15.0W |
Battery Life Estimate
5h 22min
Browsing
11h 35min
Video
8h 35min
Gaming
6h 40min
Battery Life Estimate
5h 26min
Browsing
10h 50min
Video
8h 27min
Gaming
8h 36min
Camera
Rear | |
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Quad camera | Triple camera |
Main camera | |
48 MP (PDAF) Aperture size: F2.0 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 μm |
12 MP (OIS, PDAF) Aperture size: F1.8 Focal length: 26 mm Sensor size: 1/1.76" Pixel size: 1.8 μm |
Second camera | |
12 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm Pixel size: 1.12 μm |
12 MP (Ultra-wide, PDAF) Aperture size: F1.8 Focal Length: 13 mm Sensor size: 1/2.55" Pixel size: 1.4 μm |
Third camera | |
5 MP (Macro) Aperture size: F2.4 Focal Length: 40 mm |
64 MP (Telephoto, OIS, PDAF) Aperture size: F2.0 Focal Length: 29 mm Sensor size: 1/2.55" Pixel size: 0.8 μm |
Fourth camera | |
5 MP (Depth information) Aperture size: F2.2 Sensor size: 1/5" Pixel size: 1.12 μm |
|
Flash | |
LED | LED |
Video recording | |
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps) Hyperlapse, EIS | 7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps) OIS, HDR, Hyperlapse, Video light, EIS |
Front | |
32 MP (HDR), Video capture: 1920x1080 (Full HD) | 10 MP (PDAF, HDR), Video capture: 3840x2160 (4K UHD) (60 fps) |
Connectivity & Features
Bluetooth | |
---|---|
5.0 | 5.0 |
WLAN | |
802.11 a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot | 802.11 a,b,g,n,ac,ax(Wi-Fi 6),dual-band MIMO, Wi-Fi Direct, Hotspot |
USB | |
Type-C, USB 2.0 | Type-C, USB 3.2 |
Hearing aid compatible | |
M3/T3 | |
Location | |
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning | GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning |
Sensors | |
Accelerometer, Gyroscope, Compass, Hall (for flip covers) | Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer |
Other | |
NFC, ANT+ | NFC, ANT+ |
Multimedia
Headphones | |
---|---|
3.5mm jack | No 3.5mm jack |
Speakers | |
Earpiece, Loudspeaker | Earpiece, Multiple speakers |
Features | |
Dolby Atmos | 32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus |
Screen mirroring | |
Wireless screen share | Wireless screen share |
Radio | |
FM | FM |
Additional microphone(s) | |
Noise cancellation | Noise cancellation, Video recording |
Cellular
5G | |
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Bands n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave | |
4G (FDD) | |
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600) | Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 30(2300 WCS), 66(AWS-3), 71(600) |
4G (TDD) | |
Bands 38(2600), 39(1900+), 41(2600+) | Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600) |
3G | |
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900) | Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900) |
Data Speed | |
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s | LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS |
SIM type | |
Nano SIM | Nano SIM |
Regulatory Approval
FCC approval | |
---|---|
Date approved: Nov 28, 2019 FCC ID value: A3LSMA515FN | Date approved: Dec 18, 2020 FCC ID value: A3LSMG996U |
Measured SAR | |
Head: 0.89 W/kg Body: 1.18 W/kg Simultaneous Transmission: 1.56 W/kg Wireless Router: 1.12 W/kg Phablet: 2.76 W/kg |
Head: 0.65 W/kg Body: 0.95 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.04 W/kg Phablet: 3.97 W/kg |
Buyers information
MSRP | |
---|---|
$ 400 | $ 1000 |
In The Box | |
C to C Data Cable, Ejection Pin |
Availability
Officially announced | |
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Dec 12, 2019 | Jan 14, 2021 |
Alternative variants
with 128GB storage
RAM | 6GB |
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Internal storage | 128GB |
with 256GB storage
Internal storage | 256GB |
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MSRP | $ 1050 |
for Verizon
4G (FDD) | Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 13(700 c), 20(800 DD), 28(700 APT), 66(AWS-3) |
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3G | Bands 5(850), 8(900), 2(1900), 1(2100) |
for Europe
System chip | Samsung Exynos 2100 (5 nm) |
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Processor |
Octa-core 1x 2.91GHz Cortex-X1 + 3x 2.81GHz Cortex-A78 + 4x 2.2GHz Cortex-A55 |
GPU | Mali G78 MP14 |
Weight | 7.05 oz (200.0 g) |
5G | Bands SA, NSA, Sub-6 |
FCC approval |
Date approved: Dec 18, 2020 FCC ID value: A3LSMG996B |
Measured SAR |
Head: 0.24 W/kg Body: 0.75 W/kg Simultaneous Transmission: 3.59 W/kg Wireless Router: 1.26 W/kg Phablet: 1.95 W/kg |
for AT&T
4G (FDD) | Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 25(1900+), 26(850+), 66(AWS-3), 71(600) |
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4G (TDD) | Bands 41(2600+) |
for Sprint
4G (FDD) | Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 25(1900+), 26(850+), 66(AWS-3), 71(600) |
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4G (TDD) | Bands 41(2600+) |
for Europe
4G (FDD) | Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3) |
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4G (TDD) | Bands 38(2600), 40(2300), 41(2600+) |
Dual SIM | Yes |
Links
Full specifications | |
---|---|
Samsung Galaxy A51 Specs | Samsung Galaxy S21+ Specs |
PhoneArena Review | |
Samsung Galaxy A51 Review | Samsung Galaxy S21+ Review |
User Reviews | |
Samsung Galaxy A51 User Reviews | Samsung Galaxy S21+ User Reviews |