0 Device Added

Samsung Galaxy A51 vs Samsung Galaxy Note 9 vs Samsung Galaxy A9 (2018)

Last Updated: Fri, 28 Aug'20

Show Differences onlyCommon Specs only

Samsung Galaxy A51

Samsung Galaxy Note 9

Samsung Galaxy A9 2018

Show Differences onlyCommon Specs only

Samsung Galaxy A51

Samsung Galaxy Note 9

Samsung Galaxy A9 2018

Basic Information

Height
6.24 inches
6.37 inches
6.40 inches
Width
2.90 inches
3.01 inches
3.03 inches
Thickness
0.31 inches
0.35 inches
0.31 inches
Weight
172 g
201 g
183 g
Color
Prism Crush Black, Prism Crush White, Prism Crush Blue
Metallic Copper, Lavender Purple, Ocean Blue, Midnight Black, Pure White, Alpine White
Caviar Black, Lemonade Blue, Bubblegum Pink
Build
Glass front (Gorilla Glass 3), plastic back, plastic frame
Front/back glass (Gorilla Glass 5), aluminum frame
Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame

Screen Size
6.5 inches
6.4 inches
6.3 inches
Display Type
Super AMOLED capacitive touchscreen
Super AMOLED capacitive touchscreen
Super AMOLED capacitive touchscreen
Display Resolution
1080 x 2400 pixels
1440 x 2960 pixels
1080 x 2220 pixels
Pixel Density
405 ppi
516 ppi
393 ppi
Aspect Ratio
20:9
18.5:9
18.5:9
Protection
Corning Gorilla Glass 3
Corning Gorilla Glass 5
Screen to Body Ratio
87.4%
83.40%
80.10%

OS
Android 10, One UI 2.1
Android 8.1 (Oreo), upgradable to Android 9.0 (Pie) One UI
Android 8.0 (Oreo), upgradable to Android 9.0 (Pie)
GPU
Mali-G72 MP3
Mali-G72 MP18
Adreno 512
Chipset GP
Exynos 9611 (10nm)
Exynos 9810 (10 nm)
Qualcomm SDM660 Snapdragon 660 (14 nm)
CPU
Octa-core (4x2.3 GHz Cortex-A73 4x1.7 GHz Cortex-A53)
Octa-core (4x2.7 GHz Mongoose M3 4x1.8 GHz Cortex-A55)
Octa-core (4x2.2 GHz Kryo 260 4x1.8 GHz Kryo 260)

RAM/Internal Storage
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 Memory
microSDXC (dedicated slot)
microSD, up to 1 TB (uses shared SIM slot) - dual SIM model only
microSD, up to 1 TB (dedicated slot)

Quad Camera
48 MP, f/2.0, 26mm (wide), 1/2.0, 0.8 micron|12 MP, f/2.2, 12mm (ultrawide)|5 MP, f/2.4, 25mm (macro), 1/5.0, 1.12 micron|5 MP, f/2.2, (depth)
24 MP, f/1.7, 27mm (wide), 1/2.8, 0.9 micron|10 MP f/2.4, 52mm, (telephoto), 1/3.9, 1.0 micron, 2x optical zoom|8 MP, f/2.4, 12mm (ultrawide), 1/4.0, 1.12 micron|5 MP, f/2.2, 24mm (wide), 1/5.0, 1.12 micron, depth sensor
Autofocus
PDAF
dual pixel PDAF, AF
PDAF
Back Camera Video
4K30fps, 1080p30/120fps; gyro-EIS
2160p60fps, 1080p240fps, 720p960fps, HDR, dual-video rec.
2160p30fps, 1080p30fps
Back Camera Features
LED flash, panorama, HDR
LED flash, auto-HDR, panorama
LED flash, panorama, HDR
Dual Camera
12 MP, f/1.5-2.4, 26mm (wide), 1/2.55, 1.4 micron|12 MP, f/2.4, 52mm (telephoto), 1/3.4, 1.0 micron, 2x optical zoom
OIS
OIS

Single Camera
32 MP, f/2.2, 26mm (wide), 1/2.8, 0.8 micron
8 MP, f/1.7, 25mm (wide), 1/3.6, 1.22 micron, AF
24 MP, f/2.0, 27mm (wide), 1/2.8, 0.9 micron
Front Camera Video
1080p30fps
1440p30fps
1080p30fps
Front Camera Features
HDR
Dual video call, Auto-HDR
HDR

HeadPhone Jack
Yes
Yes
Yes
Loudspeaker
Yes
Yes
Yes
Audio Features
Dolby Atmos
32-bit/384kHz audio|Active noise cancellation with dedicated mic
Active noise cancellation with dedicated mic|Dolby Atmos

Battery Capacity
4000 mAh battery
4000 mAh
3800 mAh
User Replaceable
Non-removable
Non-removable
Non-removable
Talk Time
Up to 32 (Hours 4G LTE)
Music Time
Up to 87 (Hours)
Charging
Fast charging 15W
Fast battery charging 15W (Quick Charge 2.0)|Qi/PMA wireless charging (market dependent)
Fast battery charging 18W
Battery Type
Li-Po
Li-Ion
Li-Ion

WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
GPS
Yes, with A-GPS, GLONASS, GALILEO, BDS
Yes, with A-GPS, GLONASS, BDS, GALILEO
Yes, with A-GPS, GLONASS, BDS, GALILEO
Radio
FM radio
No
FM radio
USB
2.0, Type-C 1.0 reversible connector, USB On-The-Go
3.1, Type-C 1.0 reversible connector
2.0, Type-C 1.0 reversible connector
NFC
Yes
Yes
Yes
SIM
Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)
Dual SIM (Nano-SIM, dual stand-by)
Network Support
GSM / HSPA / LTE
GSM / CDMA / HSPA / EVDO / LTE
GSM / HSPA / LTE

Sensors
Fingerprint (under display, Accelerometer, Fingerprint Sensor, Gyro Sensor, Geomagnetic Sensor, Hall Sensor, Light Sensor, Virtual Proximity Sensing
Iris scanner, fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, barometer, heart rate, SpO2
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Water Resistant
IP68 dust/water proof (up to 1.5m for 30 mins)

Announced On
2019, December
2018, August
2018, October
Status
Available. Released 2020, January 29
Available. Released 2018, August
Available. Released 2018, November