Samsung Galaxy A51 vs Samsung Galaxy Note 9 vs Samsung Galaxy A9 (2018)
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Last Updated:
28th Aug 2020
Key Feature Comparison
Samsung Galaxy A51
₹22,949
8/10
Samsung Galaxy Note 9
₹47,990
8/10
Samsung Galaxy A9 2018
₹22,299
8/10
Samsung Galaxy A51
8/10
₹22,949
8/10
VS
Samsung Galaxy Note 9
8/10
₹47,990
8/10
VS
Samsung Galaxy A9 2018
8/10
₹22,299
8/10
Display
Screen Size
6.5 inches
6.4 inches
6.3 inches
Screen Type
Super AMOLED
Super AMOLED
Super AMOLED
Screen Resolution
1080 x 2400 pixels
1440 x 2960 pixels
1080 x 2220 pixels
Pixel Density
405 ppi
514 ppi
392 ppi
Aspect Ratio
20:09
18.5:9
18.5:9
Screen Protection
Corning Gorilla Glass v3
Corning Gorilla Glass v5
-
Screen to Body Ratio
87.44%
84.42%
80.86%
Screen Design
Punch-Hole Display
Bezel-less
Bezel-less
Screen Quality
FHD
2K
FHD
Miscellaneous Features
Sensors
Light sensor, Proximity sensor, Accelerometer, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Barometer, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Gyroscope
General
Announced On
5-Dec-19
5-Aug-18
5-Oct-18
Market Status
Available
Available
Available
Brand
Samsung
Samsung
Samsung
Price Status
Confirmed
Confirmed
Confirmed
Price
Rs. 20,450
Rs. 67,900
Rs. 22,990
Battery
Battery Capacity
4000 mAh
4000 mAh
3800 mAh
Battery Removable
No
No
No
Battery Type
Li-ion
Li-ion
Li-ion
Charger Type
Fast, 15W
Quick, v2.0, 15W
Fast
USB Type-C
Yes
Yes
Yes
Fast Charging
Yes
Yes
Yes
Wireless Charging
-
Yes
-
Performance
Operating System
Android v10 (Q)
Android v8.1 (Oreo)
Android v8.0 (Oreo)
GPU
Mali-G72 MP3
Mali-G72 MP18
Adreno 512
Chipset
Samsung Exynos 9 Octa 9611
Samsung Exynos 9 Octa 9810
Qualcomm Snapdragon 660 MSM8956
CPU
Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
Octa core (2.7 GHz, Quad core, M3 Mongoose + 1.7 GHz, Quad core, Cortex A55)
Octa core (2.2 GHz, Quad core, Kryo 260 + 1.8 GHz, Quad core, Kryo 260)
Custom User Interface
Samsung One UI
Samsung One UI
-
Clock Speed
2.3 GHz
2.7 GHz
2.2 GHz
Architecture
64 bit
64 bit
64 bit
Memory & Storage
Phone Variants
128GB 6GB RAM, 128GB 8GB RAM
512 GB, 8 GB RAM or 128 GB, 6 GB RAM
64/128 GB, 6/8 GB RAM
Expandable Storage
Yes
Yes
Yes
RAM Type
LPDDR4X
LPDDR4X
LPDDR4X
Storage Type
UFS 2.0
UFS 2.1
eMMC 5.1
Expandable Storage Capacity
Yes, 512 GB
Yes, 512 GB
Yes, 512 GB
OTG Support
Yes
Yes
Yes
Network & Connectivity
GPS
Yes A-GPS, Glonass
Yes A-GPS, Glonass
Yes A-GPS, Glonass
Audio Features
Dolby Atmos
Dolby Atmos, Dolby Digital, Dolby Digital Plus
Active noise cancellation with dedicated micDolby Atmos
NFC
Yes
Yes
Yes
Bluetooth
Yes
Yes
Yes
3.5mm Audio Jack
Yes
Yes
Yes
Bluetooth Type
v5.0
v5.0
v5.0
Audio Jack
3.5 mm
3.5 mm
3.5 mm
FM Radio
-
No
-
Front Camera
Front Video Recording
1920x1080 @ 30 fps
1440p30fps
1080p30fps
Front Camera Features
HDR
Wide Angle Selfie
HDR
Front Camera Setup
Single, 32MP
Single, 8MP
Single, 24MP
Front Camera 1 Resolution
32 MP
8 MP
24 MP
Front Camera 1 Type
f/2.2 Primary Camera
f/1.7, Wide Angle Primary Camera
f/2.0 Primary Camera
Front Camera 1 Lens
2.8" sensor size, 0.8 micrometre pixel size
25 mm focal length, 3.6" sensor size, 1.22 micrometre pixel size
27 mm focal length, 2.8" sensor size, 0.9 micrometre pixel size
Front Flash
No
-
No
Design
Weight
172 grams
201 grams
183 grams
Colors
Prism Crush White, Prism Crush Black, Prism Crush Pink, Prism Crush Blue
Midnight Black, Lavender Purple, Metallic Copper, Ocean Blue, Snow White
Caviar Black, Lemonade Blue, Bubblegum Pink
Build
Back: Plastic
Back: Gorilla Glass
Back: Gorilla Glass
Dimensions
158.5 x 73.6 x 7.9 mm
161.9 x 76.4 x 8.8 mm
162.5 x 77 x 7.8 mm
SAR Value
Head: 0.598 W/kg
-
Head: 0.464 W/kg
IP Certification
-
Yes, Water resistant (up to 30 minutes in a depth of 1.5 meter), IP68
-
Network
Network Support
4G (supports Indian bands), 3G, 2G
4G (supports Indian bands), 3G, 2G
4G (supports Indian bands), 3G, 2G
SIM Size
SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano (Hybrid)
SIM1: Nano, SIM2: Nano
Wi-Fi
Yes, Wi-Fi 802.11, ac/b/g/n/n 5GHz
Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz, MIMO
Yes, Wi-Fi 802.11, a/ac/b/g/n, MIMO
SIM Slot(s)
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM
eSIM
No
No
No
Wi-Fi Features
Wi-Fi Direct, Mobile Hotspot
Mobile Hotspot
Mobile Hotspot
VoLTE
Yes
Yes
Yes
SIM 1 Bands
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20) / 850(band 26), 3G Bands: UMTS 1...
4G Bands: TD-LTE 2300(band 40), FD-LTE 1800(band 3), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20) / 850(band 26), 3G...
SIM 2 Bands
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20) / 850(band 26), 3G...
4G Bands: TD-LTE 2300(band 40), FD-LTE 1800(band 3), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 850(band 18) / 800(band 20) / 850(band 26), 3G...
Rear Camera
OIS
No
Yes
No
Rear Flash
Yes, LED Flash
Yes, LED Flash
Yes, LED Flash
Rear Video Recording
3840x2160 @ 30 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 960 fps
3840x2160 @ 30 fps
Rear Camera Features
8 x Digital Zoom, Auto Flash, Face detection, Touch to focus
Auto Flash, Face detection, Touch to focus
Digital Zoom, Auto Flash, Face detection, Touch to focus
Rear Camera Setup
Quad, 48MP + 12MP + 5MP + 5MP
Dual, 12MP + 12MP
Quad, 24MP + 5MP + 10MP + 8MP
Rear Camera 1 Resolution
48 MP
12 MP
24 MP
Rear Camera 1 Type
f/2.0 (upto 8x Digital Zoom) Primary Camera
f/1.5, Wide Angle Primary Camera
f/1.7, Wide Angle (77 degree field-of-view) Primary Camera
Rear Camera 1 Lens
26 mm focal length, 2.25" sensor size, 0.8 micrometre pixel size
26 mm focal length, 2.55" sensor size, 1.4 micrometre pixel size
27 mm focal length, 2.8" sensor size, 0.8 micrometre pixel size
Rear Camera 2 Resolution
12 MP
12 MP
5 MP
Rear Camera 2 Type
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.4 Telephoto (upto 10x Digital Zoom, upto 2x Optical Zoom) Camera
f/2.2, Depth Camera
Rear Camera 3 Resolution
5 MP
-
10 MP
Rear Camera 3 Type
f/2.4, Macro Camera
-
f/2.4 Telephoto (upto 2x Optical Zoom) Camera
Rear Camera 4 Resolution
5 MP
-
8 MP
Rear Camera 4 Type
f/2.2, Depth Camera
-
f/2.4, Wide Angle, Ultra-Wide Angle Camera
Rear Sensor
ISO-CELL
ISO-CELL
CMOS image sensor
Rear Camera 2 Lens
-
52 mm focal length, 3.4" sensor size, 1 micrometre pixel size
24 mm focal length, 5.0" sensor size, 1.12 micrometre pixel size
Sensors
Fingerprint Scanner
Yes
Yes
Yes
Fingerprint Scanner Position
On-screen
Rear
Rear
Fingerprint Scanner Type
Optical
-
-
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