Phone Comparison - Samsung Galaxy A9 (2018) vs Samsung Galaxy A70 vs Samsung Galaxy A51

Price Comparison (India)

general General Info

Manufacturer Samsung Samsung Samsung
Announced October 2018 2019, March December 2019
Status Available Coming soon. Exp. release 2019, April Coming Soon - December 12, 2019
Price Rs. 30,999 ($0.00) [Similarly Priced] Rs. 28,990 ($0.00) [Similarly Priced] Rs. 23,999 ($0.00) [Similarly Priced]
Colors Caviar Black, Lemonade Blue, Bubblegum Pink Various Prism Crush White, Black, Pink, Blue
Form Factor Candybar Candybar Candybar
Dimension 162.5 x 77 x 7.8 mm
(6.4 x 3.03 x 0.31 in)
164.2 x 76.7 x 7.9 mm
(6.46 x 3.02 x 0.31 in)
158.4 x 73.7 x 7.9 mm
(6.24 x 2.9 x 0.31 in)
Weight 183 g (6.46 oz) - 172 g (6.07 oz)
SIM Type Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Network HSDPA 850 / 900 / 1900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 20(800), 26(850), 28(700), 38(2600), 40(2300), 41(2500), 66(1700/2100) LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500) LTE (unspecified)
SAR EU 0.35 W/kg (head)
1.59 W/kg (body)
- W/kg (head)
- W/kg (body)
- W/kg (head)
- W/kg (body)
Messaging
Build Features Fingerprint Sensor
Samsung Pay
- Fingerprint Sensor
- Fingerprint Sensor(In-display)
Notification LED Yes - -

hardware Hardware and OS

OS Android 8.0 (Oreo), planned upgrade to Android 9.0 (Pie) Android 9.0 (Pie) Android 9.0 (Pie)
Processor Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260), Qualcomm SDM660 Snapdragon 660 (14 nm) Octa-core (2x2.0 GHz & 6x1.7 GHz), Qualcomm Snapdragon 675 (11nm) Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53), Exynos 9611 (10nm)
GPU Adreno 512 Adreno 612 Mali-G72 MP3
RAM 6/8 GB 6 GB 8 GB
Internal Memory 64/128 GB 64/128 GB 128 GB
External Memory microSD, up to 512 GB (dedicated slot) microSD, up to 512 GB (dedicated slot) microSD, up to 512 GB (dedicated slot)

display Display

Type Super AMOLED Capacitive Touchscreen Super AMOLED Capacitive Touchscreen Full HD+ Infinity-O Super AMOLED Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 6.3 inches 6.7 inches 6.5 inches
Resolution 1080 x 2220 pixels (392 ppi) 1080 x 2340 pixels (385 ppi) 1080 x 2340 pixels (396 ppi)
Screen-to-Body Ratio 80.45% 87.34% 89.06%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio - FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 24 MP + 8 MP + 10 MP + 5 MP 25 MP + 8 MP + 5 MP 48 MP + 12 MP + 5 MP + 5 MP
Flash LED Flash LED Flash LED Flash
Features 24 MP, f/1.7, 27mm (wide), 1/2.8", 0.9µm, PDAF
8 MP, f/2.4, 12mm (ultrawide), 1/4.0", 1.12µm
10 MP f/2.4, 52mm, (telephoto), 1/3.9", 1.0µm, 2x optical zoom
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm, depth sensor
Panorama, HDR
25 MP, f/1.7, PDAF
8 MP, f/2.2, 12mm (ultrawide)
5 MP, f/2.2, depth sensor
Panorama, HDR
48 MP, f/1.8, (wide), 1/2", 0.8µm, PDAF
12 MP, f/2.2, 13mm (ultrawide)
5 MP, f/2.2, depth sensor
5 MP, f/2.4, macro camera
Panorama, HDR
Video 2160p@30fps, 1080p@30fps 1080p@30fps 2160p@30fps, 1080p@30fps
Front Camera 24 MP, f/2.0, 27mm (wide), 1/2.8", 0.9µm
HDR, 1080p@30fps [Similar]
25 MP, f/2.0, HDR, 1080p@30fps [Similar] 32 MP, f/2.0, 25mm (wide)
HDR
1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE-A (3CA) Cat9 450/50 Mbps HSPA, LTE-A HSPA, LTE-A
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE 5.0, A2DP, LE
Wi-Fi 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, WiFi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB 2.0, Type-C 1.0 reversible connector 2.0, Type-C 1.0 reversible connector 2.0, Type-C 1.0 reversible connector, USB On-The-Go
GPS Yes, with A-GPS, GLONASS, BDS, GALILEO Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS
Browser Yes Yes Yes

memory User Memory

Internal 64/128 GB, 6/8 GB RAM 64/128 GB, 6 GB RAM 128 GB, 8 GB RAM or 128 GB, 6 GB RAM or 64 GB, 4 GB RAM
Expandable Storage microSD, up to 512 GB (dedicated slot) microSD, up to 512 GB (dedicated slot) microSD, up to 512 GB (dedicated slot)
USB OTG Supported Supported Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor present magnetic field sensor present magnetic field sensor present
Gyroscope Sensor gyroscope sensor present gyroscope sensor present gyroscope sensor present
NFC NFC supported NFC not supported NFC not supported

battery Battery

Type Non-removable Li-Ion Battery Non-removable Li-Po Battery Non-removable Li-Po Battery
Fast battery charging 15W
Capacity 3800 mAh 4400 mAh 4000 mAh
Stand by - - -
Talk Time - - -