Samsung Galaxy A51 vs Samsung Galaxy S9 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 S9 |
Released
·
Dec 27, 2019
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Released
·
Mar 16, 2018
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6.5-inch · 2400x1080px
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5.8-inch · 2960x1440px
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Quad camera
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Single camera
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4GB · 128GB
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4GB · 64GB
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4000 mAh
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3000 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 |
5.81 x 2.70 x 0.33 inches 147.7 x 68.7 x 8.5 mm |
Weight | |
6.07 oz (172.0 g) | 5.75 oz (163.0 g) |
Materials | |
Back: Plastic Frame: Plastic |
Back: Glass (Corning Gorilla Glass 5) Frame: Aluminum |
Resistance | |
Water, Dust; IP68 | |
Biometrics | |
2D Face unlock, Optical in-screen fingerprint | Iris scanner, 2D Face unlock, Fingerprint (touch) |
Features | |
Notification light | |
Keys | |
Right: Volume control, Lock/Unlock key | Left: Volume control, Other; Right: Lock/Unlock key |
Colors | |
Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue | Midnight black, Coral blue, Titanium gray, Lilac purple, Burgundy red, Sunrise gold, Ice blue |
Display
Size | |
---|---|
6.5-inch | 5.8-inch |
Resolution | |
2400x1080px, 20:9 ratio, 405 PPI | 2960x1440px, 18.5:9 ratio, 568 PPI |
Technology | |
Super AMOLED | Super AMOLED |
Refresh rate | |
60Hz | |
Screen-to-body | |
87.37 % | 84.36 % |
Features | |
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor | HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor |
Hardware
System chip | |
---|---|
Samsung Exynos 9611 (10 nm) | Qualcomm Snapdragon 845 SDM845 (10 nm) |
Processor | |
Octa-core 2300 MHz 4x 2.3GHz Cortex-A73 + 4x 1.7GHz Cortex-A53 |
Octa-core 2800 MHz Kryo 385 |
GPU | |
Mali-G72 MP3 | Adreno 630 |
RAM | |
4GB (LPDDR4) | 4GB (LPDDR4) |
Internal storage | |
128GB, available to use: 105.9 GB | 64GB |
Storage expansion | |
microSDXC up to 512 GB | microSDXC up to 400 GB |
OS | |
Android (11, 10), Samsung One UI | Android (10, 9.0 Pie, 8.0 Oreo), Samsung One UI |
Battery
Capacity | |
---|---|
4000 mAh | 3000 mAh |
Type | |
Li - Polymer | Li - Ion |
Charging | |
Fast charging | Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging |
Battery Life Estimate
5h 22min
Browsing
11h 35min
Video
8h 35min
Gaming
6h 40min
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Camera
Rear | |
---|---|
Quad camera | Single 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: F1.5/F2.4 Sensor size: 1/2.55" Pixel size: 1.4 μm |
Second camera | |
12 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm Pixel size: 1.12 μm |
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Third camera | |
5 MP (Macro) Aperture size: F2.4 Focal Length: 40 mm |
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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 |
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps) HDR, Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, Video calling, Video sharing |
Front | |
32 MP (HDR), Video capture: 1920x1080 (Full HD) | 8 MP (Autofocus, HDR), Video capture: 2560x1440 (QHD) (30 fps) |
Connectivity & Features
Bluetooth | |
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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,dual-band MIMO, Wi-Fi Direct, Hotspot |
USB | |
Type-C, USB 2.0 | Type-C, USB 3.1 |
Location | |
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning | GPS, A-GPS, Glonass, Galileo, BeiDou |
Sensors | |
Accelerometer, Gyroscope, Compass, Hall (for flip covers) | Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer |
Other | |
NFC, ANT+ | NFC, ANT+ |
Multimedia
Headphones | |
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3.5mm jack | 3.5mm jack |
Speakers | |
Earpiece, Loudspeaker | Earpiece, Multiple speakers |
Features | |
Dolby Atmos | 32-Bit DAC, aptX-HD |
Screen mirroring | |
Wireless screen share | Wireless screen share |
Radio | |
FM | FM |
Additional microphone(s) | |
Noise cancellation | Noise cancellation |
Cellular
4G (FDD) | |
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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), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 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 |
3G | |
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900) | Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100) |
Data Speed | |
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s | LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA |
SIM type | |
Nano SIM | Nano SIM |
Regulatory Approval
FCC approval | |
---|---|
Date approved: Nov 28, 2019 FCC ID value: A3LSMA515FN | Date approved: Jan 11, 2018 FCC ID value: A3LSMG960U |
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: 0.35 W/kg Body: 0.96 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 0.95 W/kg |
Buyers information
MSRP | |
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$ 400 | $ 720 |
Availability
Officially announced | |
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Dec 12, 2019 | Feb 25, 2018 |
Alternative variants
with 128GB storage
RAM | 6GB |
---|---|
Internal storage | 128GB |
International version
System chip | Samsung Exynos 9 9810 (10 nm) |
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Processor |
Octa-core 2900 MHz Exynos M3 and ARM Cortex-A55 |
GPU | Mali-G72 MP18 |
FCC approval |
Date approved: Dec 27, 2017 FCC ID value: A3LSMG960F |
Measured SAR |
Head: 0.26 W/kg Body: 1.00 W/kg Simultaneous Transmission: 1.56 W/kg Wireless Router: 1.04 W/kg |
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) |
with Dual SIM
System chip | Samsung Exynos 9 9810 (10 nm) |
---|---|
Processor |
Octa-core 2900 MHz Exynos M3 and ARM Cortex-A55 |
GPU | Mali-G72 MP18 |
Dual SIM | Yes |
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+) |
with 256 GB storage
Internal storage | 256GB |
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MSRP | $ 820 |
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+) |
with 128 GB storage
Internal storage | 128GB |
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MSRP | $ 770 |
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 S9 Specs |
PhoneArena Review | |
Samsung Galaxy A51 Review | Samsung Galaxy S9 Review |
User Reviews | |
Samsung Galaxy A51 User Reviews | Samsung Galaxy S9 User Reviews |